[INFO] fetching crate doublify-mkv 0.0.1...
[INFO] testing doublify-mkv-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate doublify-mkv 0.0.1 into /workspace/builds/worker-53/source
[INFO] validating manifest of crates.io crate doublify-mkv 0.0.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate doublify-mkv 0.0.1
[INFO] finished tweaking crates.io crate doublify-mkv 0.0.1
[INFO] tweaked toml for crates.io crate doublify-mkv 0.0.1 written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f876478c775f2adae48c607cded700f341e80c5486813d8f72e6e5c039bbb499
[INFO] running `Command { std: "docker" "start" "-a" "f876478c775f2adae48c607cded700f341e80c5486813d8f72e6e5c039bbb499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f876478c775f2adae48c607cded700f341e80c5486813d8f72e6e5c039bbb499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f876478c775f2adae48c607cded700f341e80c5486813d8f72e6e5c039bbb499", kill_on_drop: false }`
[INFO] [stdout] f876478c775f2adae48c607cded700f341e80c5486813d8f72e6e5c039bbb499
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb11003579181e734ea75735da718c23bf517e0879f969e74b0092960440e281
[INFO] running `Command { std: "docker" "start" "-a" "eb11003579181e734ea75735da718c23bf517e0879f969e74b0092960440e281", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling doublify-mkv v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "eb11003579181e734ea75735da718c23bf517e0879f969e74b0092960440e281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb11003579181e734ea75735da718c23bf517e0879f969e74b0092960440e281", kill_on_drop: false }`
[INFO] [stdout] eb11003579181e734ea75735da718c23bf517e0879f969e74b0092960440e281
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3879701e417080718b6806bca95808d6bebb1ffcf460cb1e694d79833652b63
[INFO] running `Command { std: "docker" "start" "-a" "a3879701e417080718b6806bca95808d6bebb1ffcf460cb1e694d79833652b63", kill_on_drop: false }`
[INFO] [stderr]    Compiling doublify-mkv v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/doublify_mkv-52af0102913cbcbe)
[INFO] running `Command { std: "docker" "inspect" "a3879701e417080718b6806bca95808d6bebb1ffcf460cb1e694d79833652b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3879701e417080718b6806bca95808d6bebb1ffcf460cb1e694d79833652b63", kill_on_drop: false }`
[INFO] [stdout] a3879701e417080718b6806bca95808d6bebb1ffcf460cb1e694d79833652b63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2c8287202dc58eba0fabff762c8b2942f2950e96215eb842d7181b43750d4cf9
[INFO] running `Command { std: "docker" "start" "-a" "2c8287202dc58eba0fabff762c8b2942f2950e96215eb842d7181b43750d4cf9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/doublify_mkv-52af0102913cbcbe)
[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" "2c8287202dc58eba0fabff762c8b2942f2950e96215eb842d7181b43750d4cf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c8287202dc58eba0fabff762c8b2942f2950e96215eb842d7181b43750d4cf9", kill_on_drop: false }`
[INFO] [stdout] 2c8287202dc58eba0fabff762c8b2942f2950e96215eb842d7181b43750d4cf9