[INFO] fetching crate ac-ffmpeg 0.17.1...
[INFO] testing ac-ffmpeg-0.17.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ac-ffmpeg 0.17.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ac-ffmpeg 0.17.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ac-ffmpeg 0.17.1
[INFO] finished tweaking crates.io crate ac-ffmpeg 0.17.1
[INFO] tweaked toml for crates.io crate ac-ffmpeg 0.17.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate ac-ffmpeg 0.17.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 113a166aa803792e7c585cc478061bfa4da16b630e005fb70774e617d04617ca
[INFO] running `Command { std: "docker" "start" "-a" "113a166aa803792e7c585cc478061bfa4da16b630e005fb70774e617d04617ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "113a166aa803792e7c585cc478061bfa4da16b630e005fb70774e617d04617ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "113a166aa803792e7c585cc478061bfa4da16b630e005fb70774e617d04617ca", kill_on_drop: false }`
[INFO] [stdout] 113a166aa803792e7c585cc478061bfa4da16b630e005fb70774e617d04617ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eb4e453feb9154e3aea63f2f9459ba64f72139ae340a611d9c2672febb1c427c
[INFO] running `Command { std: "docker" "start" "-a" "eb4e453feb9154e3aea63f2f9459ba64f72139ae340a611d9c2672febb1c427c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling ac-ffmpeg v0.17.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.80s
[INFO] running `Command { std: "docker" "inspect" "eb4e453feb9154e3aea63f2f9459ba64f72139ae340a611d9c2672febb1c427c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb4e453feb9154e3aea63f2f9459ba64f72139ae340a611d9c2672febb1c427c", kill_on_drop: false }`
[INFO] [stdout] eb4e453feb9154e3aea63f2f9459ba64f72139ae340a611d9c2672febb1c427c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccfdaca941e39b3cfafbce903e02291f4b296a843995889a9e185cba20575a97
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ccfdaca941e39b3cfafbce903e02291f4b296a843995889a9e185cba20575a97", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling ac-ffmpeg v0.17.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.20s
[INFO] running `Command { std: "docker" "inspect" "ccfdaca941e39b3cfafbce903e02291f4b296a843995889a9e185cba20575a97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccfdaca941e39b3cfafbce903e02291f4b296a843995889a9e185cba20575a97", kill_on_drop: false }`
[INFO] [stdout] ccfdaca941e39b3cfafbce903e02291f4b296a843995889a9e185cba20575a97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4bee4c567c6f0d3606b6291383c7e319a0f83fa626b7034a4223e751b80331f6
[INFO] running `Command { std: "docker" "start" "-a" "4bee4c567c6f0d3606b6291383c7e319a0f83fa626b7034a4223e751b80331f6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ac_ffmpeg-987e133bb004ae6e)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test time::tests::test_duration_add ... ok
[INFO] [stdout] test time::tests::test_comparisons ... ok
[INFO] [stdout] test time::tests::test_timestamp_sub ... ok
[INFO] [stdout] test time::tests::test_duration_sub ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ac-ffmpeg
[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" "4bee4c567c6f0d3606b6291383c7e319a0f83fa626b7034a4223e751b80331f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bee4c567c6f0d3606b6291383c7e319a0f83fa626b7034a4223e751b80331f6", kill_on_drop: false }`
[INFO] [stdout] 4bee4c567c6f0d3606b6291383c7e319a0f83fa626b7034a4223e751b80331f6