[INFO] fetching crate symphonia-format-mkv 0.5.0...
[INFO] testing symphonia-format-mkv-0.5.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate symphonia-format-mkv 0.5.0 into /workspace/builds/worker-75/source
[INFO] validating manifest of crates.io crate symphonia-format-mkv 0.5.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-75/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75bfb55140ed88b6fe1188fb11ace130f3481438ec0db3992d16c27d6267f125
[INFO] running `Command { std: "docker" "start" "-a" "75bfb55140ed88b6fe1188fb11ace130f3481438ec0db3992d16c27d6267f125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75bfb55140ed88b6fe1188fb11ace130f3481438ec0db3992d16c27d6267f125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75bfb55140ed88b6fe1188fb11ace130f3481438ec0db3992d16c27d6267f125", kill_on_drop: false }`
[INFO] [stdout] 75bfb55140ed88b6fe1188fb11ace130f3481438ec0db3992d16c27d6267f125
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddc4d12a59b70097c3bcee719f5b258bfb218f183f53d4b4b0813a9a73706748
[INFO] running `Command { std: "docker" "start" "-a" "ddc4d12a59b70097c3bcee719f5b258bfb218f183f53d4b4b0813a9a73706748", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling bytemuck v1.7.3
[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 5.20s
[INFO] running `Command { std: "docker" "inspect" "ddc4d12a59b70097c3bcee719f5b258bfb218f183f53d4b4b0813a9a73706748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc4d12a59b70097c3bcee719f5b258bfb218f183f53d4b4b0813a9a73706748", kill_on_drop: false }`
[INFO] [stdout] ddc4d12a59b70097c3bcee719f5b258bfb218f183f53d4b4b0813a9a73706748
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57ace20d61b3bdc3cabf4a299c617f9121ba9aa61abbc11dd3463121551cd587
[INFO] running `Command { std: "docker" "start" "-a" "57ace20d61b3bdc3cabf4a299c617f9121ba9aa61abbc11dd3463121551cd587", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling symphonia-format-mkv v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "57ace20d61b3bdc3cabf4a299c617f9121ba9aa61abbc11dd3463121551cd587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57ace20d61b3bdc3cabf4a299c617f9121ba9aa61abbc11dd3463121551cd587", kill_on_drop: false }`
[INFO] [stdout] 57ace20d61b3bdc3cabf4a299c617f9121ba9aa61abbc11dd3463121551cd587
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f71e0c284453a2a5dd157784372743617927f8c5828f00564b7b5b752cb417d4
[INFO] running `Command { std: "docker" "start" "-a" "f71e0c284453a2a5dd157784372743617927f8c5828f00564b7b5b752cb417d4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/symphonia_format_mkv-95baa852d5e039bd)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests symphonia-format-mkv
[INFO] [stdout] test ebml::tests::variable_signed_integer_parsing ... ok
[INFO] [stdout] test ebml::tests::element_tag_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] [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" "f71e0c284453a2a5dd157784372743617927f8c5828f00564b7b5b752cb417d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f71e0c284453a2a5dd157784372743617927f8c5828f00564b7b5b752cb417d4", kill_on_drop: false }`
[INFO] [stdout] f71e0c284453a2a5dd157784372743617927f8c5828f00564b7b5b752cb417d4