[INFO] fetching crate symphonia-format-mkv 0.6.0-alpha.2...
[INFO] testing symphonia-format-mkv-0.6.0-alpha.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate symphonia-format-mkv 0.6.0-alpha.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate symphonia-format-mkv 0.6.0-alpha.2
[INFO] finished tweaking crates.io crate symphonia-format-mkv 0.6.0-alpha.2
[INFO] tweaked toml for crates.io crate symphonia-format-mkv 0.6.0-alpha.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate symphonia-format-mkv 0.6.0-alpha.2 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate symphonia-format-mkv 0.6.0-alpha.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67fcee75b400cf806caaab9f3d6bb1ed309600d73765bffecb7f7e910513b1c6
[INFO] running `Command { std: "docker" "start" "-a" "67fcee75b400cf806caaab9f3d6bb1ed309600d73765bffecb7f7e910513b1c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67fcee75b400cf806caaab9f3d6bb1ed309600d73765bffecb7f7e910513b1c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67fcee75b400cf806caaab9f3d6bb1ed309600d73765bffecb7f7e910513b1c6", kill_on_drop: false }`
[INFO] [stdout] 67fcee75b400cf806caaab9f3d6bb1ed309600d73765bffecb7f7e910513b1c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a30324eb28da03ff054eb75c1cf569b175f0e7f3cc1992bce3d60895865ce56
[INFO] running `Command { std: "docker" "start" "-a" "9a30324eb28da03ff054eb75c1cf569b175f0e7f3cc1992bce3d60895865ce56", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytemuck v1.25.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling regex-lite v0.1.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling symphonia-core v0.6.0-alpha.2
[INFO] [stderr]    Compiling symphonia-metadata v0.6.0-alpha.2
[INFO] [stderr]    Compiling symphonia-common v0.6.0-alpha.2
[INFO] [stderr]    Compiling symphonia-format-mkv v0.6.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.79s
[INFO] running `Command { std: "docker" "inspect" "9a30324eb28da03ff054eb75c1cf569b175f0e7f3cc1992bce3d60895865ce56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a30324eb28da03ff054eb75c1cf569b175f0e7f3cc1992bce3d60895865ce56", kill_on_drop: false }`
[INFO] [stdout] 9a30324eb28da03ff054eb75c1cf569b175f0e7f3cc1992bce3d60895865ce56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef9d5b3ee9ba264418f614578a72065b217df21d03a5de005362d680c1fe168e
[INFO] running `Command { std: "docker" "start" "-a" "ef9d5b3ee9ba264418f614578a72065b217df21d03a5de005362d680c1fe168e", kill_on_drop: false }`
[INFO] [stderr]    Compiling symphonia-format-mkv v0.6.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "ef9d5b3ee9ba264418f614578a72065b217df21d03a5de005362d680c1fe168e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef9d5b3ee9ba264418f614578a72065b217df21d03a5de005362d680c1fe168e", kill_on_drop: false }`
[INFO] [stdout] ef9d5b3ee9ba264418f614578a72065b217df21d03a5de005362d680c1fe168e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dd57bc414c756e72be78772a57c3b64ffbcf382ad1abf7caca59a8fa7d2320fd
[INFO] running `Command { std: "docker" "start" "-a" "dd57bc414c756e72be78772a57c3b64ffbcf382ad1abf7caca59a8fa7d2320fd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/symphonia_format_mkv-6f8743408e185a83)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test ebml::tests::verify_read_element_id ... ok
[INFO] [stdout] test ebml::tests::verify_read_signed_vint ... ok
[INFO] [stdout] test ebml::tests::verify_read_unsigned_vint ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests symphonia_format_mkv
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dd57bc414c756e72be78772a57c3b64ffbcf382ad1abf7caca59a8fa7d2320fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd57bc414c756e72be78772a57c3b64ffbcf382ad1abf7caca59a8fa7d2320fd", kill_on_drop: false }`
[INFO] [stdout] dd57bc414c756e72be78772a57c3b64ffbcf382ad1abf7caca59a8fa7d2320fd
