[INFO] fetching crate mp4ameta_proc 0.6.0...
[INFO] testing mp4ameta_proc-0.6.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate mp4ameta_proc 0.6.0 into /workspace/builds/worker-67/source
[INFO] validating manifest of crates.io crate mp4ameta_proc 0.6.0 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 mp4ameta_proc 0.6.0
[INFO] finished tweaking crates.io crate mp4ameta_proc 0.6.0
[INFO] tweaked toml for crates.io crate mp4ameta_proc 0.6.0 written to /workspace/builds/worker-67/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] [stdout] c2745ac6142fc3238b3bfee83b0c1c5f3b991a442392623806140f5c34efd744
[INFO] running `Command { std: "docker" "start" "-a" "c2745ac6142fc3238b3bfee83b0c1c5f3b991a442392623806140f5c34efd744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2745ac6142fc3238b3bfee83b0c1c5f3b991a442392623806140f5c34efd744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2745ac6142fc3238b3bfee83b0c1c5f3b991a442392623806140f5c34efd744", kill_on_drop: false }`
[INFO] [stdout] c2745ac6142fc3238b3bfee83b0c1c5f3b991a442392623806140f5c34efd744
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] [stdout] 7cd1f9059db72025f96aa7cbd4545dc01e4bac3c831047f7930413a1b82c115d
[INFO] running `Command { std: "docker" "start" "-a" "7cd1f9059db72025f96aa7cbd4545dc01e4bac3c831047f7930413a1b82c115d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mp4ameta_proc v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.70s
[INFO] running `Command { std: "docker" "inspect" "7cd1f9059db72025f96aa7cbd4545dc01e4bac3c831047f7930413a1b82c115d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cd1f9059db72025f96aa7cbd4545dc01e4bac3c831047f7930413a1b82c115d", kill_on_drop: false }`
[INFO] [stdout] 7cd1f9059db72025f96aa7cbd4545dc01e4bac3c831047f7930413a1b82c115d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] 4f10dc98854993b9ac8e06781959c56891f909eba4a2d156078482b6541f3b21
[INFO] running `Command { std: "docker" "start" "-a" "4f10dc98854993b9ac8e06781959c56891f909eba4a2d156078482b6541f3b21", kill_on_drop: false }`
[INFO] [stderr]    Compiling mp4ameta_proc v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "4f10dc98854993b9ac8e06781959c56891f909eba4a2d156078482b6541f3b21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f10dc98854993b9ac8e06781959c56891f909eba4a2d156078482b6541f3b21", kill_on_drop: false }`
[INFO] [stdout] 4f10dc98854993b9ac8e06781959c56891f909eba4a2d156078482b6541f3b21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] [stdout] d074a9cb4cdaff41ff77b148a011ea349c1080ddf40adda390910cad10177efb
[INFO] running `Command { std: "docker" "start" "-a" "d074a9cb4cdaff41ff77b148a011ea349c1080ddf40adda390910cad10177efb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mp4ameta_proc-b2328d0d1df7e7d7)
[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] [stderr]    Doc-tests mp4ameta_proc
[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" "d074a9cb4cdaff41ff77b148a011ea349c1080ddf40adda390910cad10177efb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d074a9cb4cdaff41ff77b148a011ea349c1080ddf40adda390910cad10177efb", kill_on_drop: false }`
[INFO] [stdout] d074a9cb4cdaff41ff77b148a011ea349c1080ddf40adda390910cad10177efb