[INFO] fetching crate symphonia-format-mkv 0.5.0...
[INFO] testing symphonia-format-mkv-0.5.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate symphonia-format-mkv 0.5.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate symphonia-format-mkv 0.5.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate symphonia-format-mkv 0.5.0
[INFO] finished tweaking crates.io crate symphonia-format-mkv 0.5.0
[INFO] tweaked toml for crates.io crate symphonia-format-mkv 0.5.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 824c025ed44768ad4a098fe5b3e7e51f075d23dbdc583913498c28dd3eee93b8
[INFO] running `Command { std: "docker" "start" "-a" "824c025ed44768ad4a098fe5b3e7e51f075d23dbdc583913498c28dd3eee93b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "824c025ed44768ad4a098fe5b3e7e51f075d23dbdc583913498c28dd3eee93b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "824c025ed44768ad4a098fe5b3e7e51f075d23dbdc583913498c28dd3eee93b8", kill_on_drop: false }`
[INFO] [stdout] 824c025ed44768ad4a098fe5b3e7e51f075d23dbdc583913498c28dd3eee93b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b91f79e92dca14e01cbe8cff179f8903a2f66956851e58c9c7b8f1fb397cd2e3
[INFO] running `Command { std: "docker" "start" "-a" "b91f79e92dca14e01cbe8cff179f8903a2f66956851e58c9c7b8f1fb397cd2e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling bytemuck v1.9.1
[INFO] [stderr]    Compiling symphonia-core v0.5.0
[INFO] [stderr]    Compiling symphonia-metadata v0.5.0
[INFO] [stderr]    Compiling symphonia-utils-xiph v0.5.0
[INFO] [stderr]    Compiling symphonia-format-mkv v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.62s
[INFO] running `Command { std: "docker" "inspect" "b91f79e92dca14e01cbe8cff179f8903a2f66956851e58c9c7b8f1fb397cd2e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b91f79e92dca14e01cbe8cff179f8903a2f66956851e58c9c7b8f1fb397cd2e3", kill_on_drop: false }`
[INFO] [stdout] b91f79e92dca14e01cbe8cff179f8903a2f66956851e58c9c7b8f1fb397cd2e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6488424f7fbd25d8bd7675c9374499825ab2a969ce29564c72dd8a9ec7b8e762
[INFO] running `Command { std: "docker" "start" "-a" "6488424f7fbd25d8bd7675c9374499825ab2a969ce29564c72dd8a9ec7b8e762", kill_on_drop: false }`
[INFO] [stderr]    Compiling symphonia-format-mkv v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "6488424f7fbd25d8bd7675c9374499825ab2a969ce29564c72dd8a9ec7b8e762", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6488424f7fbd25d8bd7675c9374499825ab2a969ce29564c72dd8a9ec7b8e762", kill_on_drop: false }`
[INFO] [stdout] 6488424f7fbd25d8bd7675c9374499825ab2a969ce29564c72dd8a9ec7b8e762
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 35479616ed8d8f844265656ac45fc350d78cdc1b8fa4528472620547adda3cfd
[INFO] running `Command { std: "docker" "start" "-a" "35479616ed8d8f844265656ac45fc350d78cdc1b8fa4528472620547adda3cfd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/symphonia_format_mkv-7a707080309064d7)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test ebml::tests::element_tag_parsing ... ok
[INFO] [stdout] test ebml::tests::variable_signed_integer_parsing ... ok
[INFO] [stdout] test ebml::tests::variable_unsigned_integer_parsing ... 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" "35479616ed8d8f844265656ac45fc350d78cdc1b8fa4528472620547adda3cfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35479616ed8d8f844265656ac45fc350d78cdc1b8fa4528472620547adda3cfd", kill_on_drop: false }`
[INFO] [stdout] 35479616ed8d8f844265656ac45fc350d78cdc1b8fa4528472620547adda3cfd