[2026-10-16 16:59:54,021][ INFO][PID:1072145] Marking build as starting [2026-10-16 16:59:54,084][ INFO][PID:1072145] Checking that https://download.copr.fedorainfracloud.org/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64//repodata/repomd.xml exists [2026-10-16 16:59:54,284][ INFO][PID:1072145] Checking for cancel request [2026-10-16 16:59:54,309][ INFO][PID:1072145] rpmeta: predicted 8 min for rubygem-ruby_engine on fedora-rawhide-x86_64 -> normal builder sufficient [2026-10-16 16:59:54,311][ INFO][PID:1072145] VM allocation process starts [2026-10-16 16:59:54,319][ INFO][PID:1072145] Trying to allocate VM: ResallocHost, ticket_id=5717028, requested_tags=['arch_x86_64', 'copr_builder'] [2026-10-16 16:59:57,332][ INFO][PID:1072145] Allocated host ResallocHost, ticket_id=5717028, hostname=2620:52:6:1161:dead:beef:cafe:c146, name=vmhost_x86_01_prod_53167927_20261016_165049, requested_tags=['arch_x86_64', 'copr_builder'] [2026-10-16 16:59:57,333][ INFO][PID:1072145] Allocating ssh connection to builder [2026-10-16 16:59:57,333][ INFO][PID:1072145] Checking that builder machine is OK [2026-10-16 16:59:57,606][ INFO][PID:1072145] Installed copr-rpmbuild version: 1.10 [2026-10-16 16:59:57,606][ INFO][PID:1072145] Running remote command: copr-builder-ready fedora-rawhide-x86_64 [2026-10-16 16:59:57,884][ INFO][PID:1072145] Red Hat subscription not needed for fedora-rawhide-x86_64 Builder is ready to be used [2026-10-16 16:59:57,887][ INFO][PID:1072145] Filling build.info file with builder info [2026-10-16 16:59:57,888][ INFO][PID:1072145] Checking for cancel request [2026-10-16 16:59:57,891][ INFO][PID:1072145] Sending build state back to frontend: { "builds": [ { "timeout": 115200, "frontend_base_url": "https://copr.fedorainfracloud.org", "memory_reqs": 2048, "enable_net": false, "project_owner": "jackorp", "project_name": "ruby-4.1-gems", "project_dirname": "ruby-4.1-gems", "submitter": "jackorp", "ended_on": null, "started_on": 1792169997.8915694, "submitted_on": null, "status": 3, "chroot": "fedora-rawhide-x86_64", "arch": "x86_64", "buildroot_pkgs": [], "task_id": "11158977-fedora-rawhide-x86_64", "build_id": 11158977, "package_name": "rubygem-ruby_engine", "package_version": "2.0.0-12", "git_repo": "https://copr-dist-git.fedorainfracloud.org/git/jackorp/ruby-4.1-gems/rubygem-ruby_engine", "git_hash": "0078cd480f578617772864a7641eb31585784efe", "git_branch": null, "source_type": null, "source_json": null, "pkg_name": null, "pkg_main_version": null, "pkg_epoch": null, "pkg_release": null, "srpm_url": null, "prebuilt_tarball_url": null, "uses_devel_repo": false, "sandbox": "jackorp/ruby-4.1-gems--jackorp", "results": null, "appstream": false, "allow_user_ssh": false, "ssh_public_keys": null, "storage": 1, "repos": [ { "baseurl": "https://download.copr.fedorainfracloud.org/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/", "id": "copr_base", "name": "Copr repository", "priority": null, "repo_gpgcheck": false }, { "baseurl": "https://download.copr.fedorainfracloud.org/results/jackorp/ruby-4.1-main/fedora-rawhide-x86_64/", "id": "copr_jackorp_ruby_4_1_main", "name": "Additional repo copr_jackorp_ruby_4_1_main", "repo_gpgcheck": false } ], "background": true, "fedora_review": false, "isolation": "default", "repo_priority": null, "tags": [ "arch_x86_64" ], "with_opts": [], "without_opts": [], "destdir": "/var/lib/copr/public_html/results/jackorp/ruby-4.1-gems", "results_repo_url": "https://download.copr.fedorainfracloud.org/results/jackorp/ruby-4.1-gems", "result_dir": "11158977-rubygem-ruby_engine", "built_packages": "", "rpmeta_prediction": 8, "id": 11158977, "mockchain_macros": { "copr_username": "jackorp", "copr_projectname": "ruby-4.1-gems", "vendor": "Fedora Project COPR (jackorp/ruby-4.1-gems)" } } ] } [2026-10-16 16:59:57,944][ INFO][PID:1072145] Sending fedora-messaging bus message in build.start [2026-10-16 16:59:58,405][ INFO][PID:1072145] Sending fedora-messaging bus message in chroot.start [2026-10-16 16:59:58,428][ INFO][PID:1072145] Starting remote build: copr-rpmbuild --verbose --drop-resultdir --task-url https://copr.fedorainfracloud.org/backend/get-build-task/11158977-fedora-rawhide-x86_64 --chroot fedora-rawhide-x86_64 --detached [2026-10-16 16:59:58,977][ INFO][PID:1072145] The copr-rpmbuild seems started, per: stdout: stderr: Warning: Permanently added '2620:52:6:1161:dead:beef:cafe:c146' (ED25519) to the list of known hosts. [2026-10-16 16:59:58,977][ INFO][PID:1072145] Downloading the builder-live.log file, attempt 1 [2026-10-16 16:59:58,978][ INFO][PID:1072145] Popen command started: ssh -F /home/copr/.ssh/config mockbuilder@2620:52:6:1161:dead:beef:cafe:c146 copr-rpmbuild-log [2026-10-16 17:00:03,982][ INFO][PID:1072145] Periodic builder liveness probe: alive [2026-10-16 17:00:03,983][ INFO][PID:1072145] Checking for cancel request [2026-10-16 17:00:08,983][ INFO][PID:1072145] Checking for cancel request [2026-10-16 17:00:13,984][ INFO][PID:1072145] Checking for cancel request [2026-10-16 17:00:18,985][ INFO][PID:1072145] Checking for cancel request [2026-10-16 17:00:23,986][ INFO][PID:1072145] Checking for cancel request [2026-10-16 17:00:28,987][ INFO][PID:1072145] Checking for cancel request [2026-10-16 17:00:33,914][ INFO][PID:1072145] Downloading results from builder [2026-10-16 17:00:33,915][ INFO][PID:1072145] rsyncing of mockbuilder@[2620:52:6:1161:dead:beef:cafe:c146]:/var/lib/copr-rpmbuild/results/ to /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine started [2026-10-16 17:00:33,915][ INFO][PID:1072145] Popen command started: /usr/bin/rsync -rltDvH --chmod=D755,F644 -e 'ssh -F /home/copr/.ssh/config' mockbuilder@[2620:52:6:1161:dead:beef:cafe:c146]:/var/lib/copr-rpmbuild/results/ /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/ &> /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/build-11158977.rsync.log [2026-10-16 17:00:34,339][ INFO][PID:1072145] rsyncing finished. [2026-10-16 17:00:34,339][ INFO][PID:1072145] VM Release request [2026-10-16 17:00:34,344][ INFO][PID:1072145] Searching for 'success' file in resultdir [2026-10-16 17:00:34,345][ INFO][PID:1072145] Going to sign pkgs from source: 11158977-fedora-rawhide-x86_64 in chroot: /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64 [2026-10-16 17:00:34,345][ INFO][PID:1072145] Calling '/bin/sign -u jackorp#ruby-4.1-gems@copr.fedorahosted.org -p' (attempt #1) [2026-10-16 17:00:34,646][ INFO][PID:1072145] Calling '/bin/sign -4 -h sha256 -u jackorp#ruby-4.1-gems@copr.fedorahosted.org -r /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/rubygem-ruby_engine-2.0.0-12.fc46.noarch.rpm' (attempt #1) [2026-10-16 17:00:35,451][ INFO][PID:1072145] signed rpm: /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/rubygem-ruby_engine-2.0.0-12.fc46.noarch.rpm [2026-10-16 17:00:35,452][ INFO][PID:1072145] Calling '/bin/sign -4 -h sha256 -u jackorp#ruby-4.1-gems@copr.fedorahosted.org -r /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/rubygem-ruby_engine-doc-2.0.0-12.fc46.noarch.rpm' (attempt #1) [2026-10-16 17:00:36,153][ INFO][PID:1072145] signed rpm: /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/rubygem-ruby_engine-doc-2.0.0-12.fc46.noarch.rpm [2026-10-16 17:00:36,154][ INFO][PID:1072145] Calling '/bin/sign -4 -h sha256 -u jackorp#ruby-4.1-gems@copr.fedorahosted.org -r /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/rubygem-ruby_engine-2.0.0-12.fc46.src.rpm' (attempt #1) [2026-10-16 17:00:36,962][ INFO][PID:1072145] signed rpm: /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/rubygem-ruby_engine-2.0.0-12.fc46.src.rpm [2026-10-16 17:00:36,963][ INFO][PID:1072145] Sign done [2026-10-16 17:00:36,963][ INFO][PID:1072145] Pulp: create_content: /api/v3/content/rpm/packages/upload/ /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/rubygem-ruby_engine-2.0.0-12.fc46.noarch.rpm [2026-10-16 17:00:37,327][ INFO][PID:1072145] Created pulp_href: /api/pulp/public-copr/api/v3/content/rpm/packages/01a145a8-8fec-7f6f-8d4a-1ad74f21d8a8/ [2026-10-16 17:00:37,328][ INFO][PID:1072145] [1/3] Uploaded to Pulp: /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/rubygem-ruby_engine-2.0.0-12.fc46.noarch.rpm [2026-10-16 17:00:37,328][ INFO][PID:1072145] Pulp: create_content: /api/v3/content/rpm/packages/upload/ /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/rubygem-ruby_engine-doc-2.0.0-12.fc46.noarch.rpm [2026-10-16 17:00:37,677][ INFO][PID:1072145] Created pulp_href: /api/pulp/public-copr/api/v3/content/rpm/packages/01a145a8-915b-7ebc-896c-8f297c6fd817/ [2026-10-16 17:00:37,678][ INFO][PID:1072145] [2/3] Uploaded to Pulp: /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/rubygem-ruby_engine-doc-2.0.0-12.fc46.noarch.rpm [2026-10-16 17:00:37,678][ INFO][PID:1072145] Pulp: create_content: /api/v3/content/rpm/packages/upload/ /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/rubygem-ruby_engine-2.0.0-12.fc46.src.rpm [2026-10-16 17:00:38,078][ INFO][PID:1072145] Created pulp_href: /api/pulp/public-copr/api/v3/content/rpm/packages/01a145a8-92bd-74cb-aeb4-c4b108020f35/ [2026-10-16 17:00:38,078][ INFO][PID:1072145] [3/3] Uploaded to Pulp: /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/rubygem-ruby_engine-2.0.0-12.fc46.src.rpm [2026-10-16 17:00:38,082][ INFO][PID:1072145] Pulp: get_repository: /api/v3/repositories/rpm/rpm/?name=jackorp%2Fruby-4.1-gems%2Ffedora-rawhide-x86_64&offset=0&limit=1 [2026-10-16 17:00:38,435][ INFO][PID:1072145] [1] pulp_href: /api/pulp/public-copr/api/v3/repositories/rpm/rpm/01a13ac4-1e94-7016-b479-e92fa33c2873/ [2026-10-16 17:00:38,435][ INFO][PID:1072145] Got repo href: /api/pulp/public-copr/api/v3/repositories/rpm/rpm/01a13ac4-1e94-7016-b479-e92fa33c2873/ [2026-10-16 17:00:38,438][ INFO][PID:1072145] Pulp: get_by_href: /api/pulp/public-copr/api/v3/content/rpm/packages/01a145a8-915b-7ebc-896c-8f297c6fd817/ [2026-10-16 17:00:38,622][ INFO][PID:1072145] Pulp: get_by_href: /api/pulp/public-copr/api/v3/content/rpm/packages/01a145a8-8fec-7f6f-8d4a-1ad74f21d8a8/ [2026-10-16 17:00:38,793][ INFO][PID:1072145] Pulp: get_by_href: /api/pulp/public-copr/api/v3/content/rpm/packages/01a145a8-92bd-74cb-aeb4-c4b108020f35/ [2026-10-16 17:00:39,154][ INFO][PID:1072145] Unique NEVRAs: ['rubygem-ruby_engine-doc-2.0.0-12.fc46.noarch', 'rubygem-ruby_engine-2.0.0-12.fc46.noarch', 'rubygem-ruby_engine-2.0.0-12.fc46.src'] [2026-10-16 17:00:39,157][ INFO][PID:1072145] Pulp: submitting modify repository content /api/pulp/public-copr/api/v3/repositories/rpm/rpm/01a13ac4-1e94-7016-b479-e92fa33c2873/ [2026-10-16 17:00:39,396][ INFO][PID:1072145] Pulp: modify repository content /api/pulp/public-copr/api/v3/repositories/rpm/rpm/01a13ac4-1e94-7016-b479-e92fa33c2873/ => task /api/pulp/public-copr/api/v3/tasks/01a145a8-9832-7b9b-acd8-6d1f58737fa0/ [2026-10-16 17:00:44,398][ INFO][PID:1072145] Pulp: get_by_href: /api/pulp/public-copr/api/v3/tasks/01a145a8-9832-7b9b-acd8-6d1f58737fa0/ [2026-10-16 17:00:44,564][ INFO][PID:1072145] Pulp modify repository content /api/pulp/public-copr/api/v3/repositories/rpm/rpm/01a13ac4-1e94-7016-b479-e92fa33c2873/ /api/pulp/public-copr/api/v3/tasks/01a145a8-9832-7b9b-acd8-6d1f58737fa0/ succeeded [2026-10-16 17:00:44,565][ INFO][PID:1072145] Pulp: submitting publish /api/pulp/public-copr/api/v3/repositories/rpm/rpm/01a13ac4-1e94-7016-b479-e92fa33c2873/ [2026-10-16 17:00:44,778][ INFO][PID:1072145] Pulp: publish /api/pulp/public-copr/api/v3/repositories/rpm/rpm/01a13ac4-1e94-7016-b479-e92fa33c2873/ => task /api/pulp/public-copr/api/v3/tasks/01a145a8-ad31-7174-90ea-ff2879fe13a9/ [2026-10-16 17:00:49,778][ INFO][PID:1072145] Pulp: get_by_href: /api/pulp/public-copr/api/v3/tasks/01a145a8-ad31-7174-90ea-ff2879fe13a9/ [2026-10-16 17:00:49,983][ INFO][PID:1072145] Pulp publish /api/pulp/public-copr/api/v3/repositories/rpm/rpm/01a13ac4-1e94-7016-b479-e92fa33c2873/ /api/pulp/public-copr/api/v3/tasks/01a145a8-ad31-7174-90ea-ff2879fe13a9/ succeeded [2026-10-16 17:00:49,985][ INFO][PID:1072145] Pulp: add_content: /api/pulp/public-copr/api/v3/repositories/rpm/rpm/01a13ac4-1e94-7016-b479-e92fa33c2873/ (['/api/pulp/public-copr/api/v3/content/rpm/packages/01a145a8-8fec-7f6f-8d4a-1ad74f21d8a8/', '/api/pulp/public-copr/api/v3/content/rpm/packages/01a145a8-915b-7ebc-896c-8f297c6fd817/', '/api/pulp/public-copr/api/v3/content/rpm/packages/01a145a8-92bd-74cb-aeb4-c4b108020f35/']) [1/1] [2026-10-16 17:00:49,986][ INFO][PID:1072145] Getting build details [2026-10-16 17:00:49,986][ INFO][PID:1072145] Listing built binary packages in /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine [2026-10-16 17:00:49,987][ INFO][PID:1072145] Built packages: ['rubygem-ruby_engine 2.0.0', 'rubygem-ruby_engine-doc 2.0.0'] [2026-10-16 17:00:49,987][ INFO][PID:1072145] build details: {'built_packages': 'rubygem-ruby_engine 2.0.0\nrubygem-ruby_engine-doc 2.0.0'} [2026-10-16 17:00:49,987][ INFO][PID:1072145] Retrieving pubkey [2026-10-16 17:00:49,987][ INFO][PID:1072145] Calling '/bin/sign -u jackorp#ruby-4.1-gems@copr.fedorahosted.org -p' (attempt #1) [2026-10-16 17:00:50,349][ INFO][PID:1072145] Added pubkey for user jackorp project ruby-4.1-gems into: /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/pubkey.gpg [2026-10-16 17:00:50,350][ INFO][PID:1072145] Removing /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/rubygem-ruby_engine-2.0.0-12.fc46.noarch.rpm, it is stored in Pulp [2026-10-16 17:00:50,350][ INFO][PID:1072145] Removing /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/rubygem-ruby_engine-doc-2.0.0-12.fc46.noarch.rpm, it is stored in Pulp [2026-10-16 17:00:50,350][ INFO][PID:1072145] Removing /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/rubygem-ruby_engine-2.0.0-12.fc46.src.rpm, it is stored in Pulp [2026-10-16 17:00:50,350][ INFO][PID:1072145] Finished build: id=11158977 failed=False timeout=115200 destdir=/var/lib/copr/public_html/results/jackorp/ruby-4.1-gems chroot=fedora-rawhide-x86_64 [2026-10-16 17:00:50,351][ INFO][PID:1072145] Worker succeeded build, took 52.45968675613403 [2026-10-16 17:00:50,351][ INFO][PID:1072145] Sending build state back to frontend: { "builds": [ { "timeout": 115200, "frontend_base_url": "https://copr.fedorainfracloud.org", "memory_reqs": 2048, "enable_net": false, "project_owner": "jackorp", "project_name": "ruby-4.1-gems", "project_dirname": "ruby-4.1-gems", "submitter": "jackorp", "ended_on": 1792170050.3512561, "started_on": 1792169997.8915694, "submitted_on": null, "status": 1, "chroot": "fedora-rawhide-x86_64", "arch": "x86_64", "buildroot_pkgs": [], "task_id": "11158977-fedora-rawhide-x86_64", "build_id": 11158977, "package_name": "rubygem-ruby_engine", "package_version": "2.0.0-12", "git_repo": "https://copr-dist-git.fedorainfracloud.org/git/jackorp/ruby-4.1-gems/rubygem-ruby_engine", "git_hash": "0078cd480f578617772864a7641eb31585784efe", "git_branch": null, "source_type": null, "source_json": null, "pkg_name": null, "pkg_main_version": null, "pkg_epoch": null, "pkg_release": null, "srpm_url": null, "prebuilt_tarball_url": null, "uses_devel_repo": false, "sandbox": "jackorp/ruby-4.1-gems--jackorp", "results": { "packages": [ { "name": "rubygem-ruby_engine", "epoch": null, "version": "2.0.0", "release": "12.fc46", "arch": "src" }, { "name": "rubygem-ruby_engine", "epoch": null, "version": "2.0.0", "release": "12.fc46", "arch": "noarch" }, { "name": "rubygem-ruby_engine-doc", "epoch": null, "version": "2.0.0", "release": "12.fc46", "arch": "noarch" } ] }, "appstream": false, "allow_user_ssh": false, "ssh_public_keys": null, "storage": 1, "repos": [ { "baseurl": "https://download.copr.fedorainfracloud.org/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/", "id": "copr_base", "name": "Copr repository", "priority": null, "repo_gpgcheck": false }, { "baseurl": "https://download.copr.fedorainfracloud.org/results/jackorp/ruby-4.1-main/fedora-rawhide-x86_64/", "id": "copr_jackorp_ruby_4_1_main", "name": "Additional repo copr_jackorp_ruby_4_1_main", "repo_gpgcheck": false } ], "background": true, "fedora_review": false, "isolation": "default", "repo_priority": null, "tags": [ "arch_x86_64" ], "with_opts": [], "without_opts": [], "destdir": "/var/lib/copr/public_html/results/jackorp/ruby-4.1-gems", "results_repo_url": "https://download.copr.fedorainfracloud.org/results/jackorp/ruby-4.1-gems", "result_dir": "11158977-rubygem-ruby_engine", "built_packages": "rubygem-ruby_engine 2.0.0\nrubygem-ruby_engine-doc 2.0.0", "rpmeta_prediction": 8, "id": 11158977, "mockchain_macros": { "copr_username": "jackorp", "copr_projectname": "ruby-4.1-gems", "vendor": "Fedora Project COPR (jackorp/ruby-4.1-gems)" } } ] } [2026-10-16 17:00:50,398][ INFO][PID:1072145] Sending fedora-messaging bus message in build.end [2026-10-16 17:00:50,417][ INFO][PID:1072145] Compressing /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/builder-live.log by gzip [2026-10-16 17:00:50,418][ INFO][PID:1072145] Running command 'gzip /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/builder-live.log' as PID 1083525 [2026-10-16 17:00:50,421][ INFO][PID:1072145] Finished after 0 seconds with exit code 0 (gzip /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/builder-live.log) [2026-10-16 17:00:50,421][ INFO][PID:1072145] Compressing /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/backend.log by gzip [2026-10-16 17:00:50,422][ INFO][PID:1072145] Running command 'gzip /var/lib/copr/public_html/results/jackorp/ruby-4.1-gems/fedora-rawhide-x86_64/11158977-rubygem-ruby_engine/backend.log' as PID 1083526