[INFO] fetching crate media 0.1.0...
[INFO] testing media-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate media 0.1.0 into /workspace/builds/worker-101/source
[INFO] validating manifest of crates.io crate media 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate media 0.1.0
[INFO] finished tweaking crates.io crate media 0.1.0
[INFO] tweaked toml for crates.io crate media 0.1.0 written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38c897ceba5d435eec0ebcb2decb5cae1a9087b5b90a0a873a0999e06d4b8804
[INFO] running `Command { std: "docker" "start" "-a" "38c897ceba5d435eec0ebcb2decb5cae1a9087b5b90a0a873a0999e06d4b8804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38c897ceba5d435eec0ebcb2decb5cae1a9087b5b90a0a873a0999e06d4b8804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38c897ceba5d435eec0ebcb2decb5cae1a9087b5b90a0a873a0999e06d4b8804", kill_on_drop: false }`
[INFO] [stdout] 38c897ceba5d435eec0ebcb2decb5cae1a9087b5b90a0a873a0999e06d4b8804
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4d49327297ec4b9f8701c4560c81b23f3eca72f9129213efd945093633d9555
[INFO] running `Command { std: "docker" "start" "-a" "f4d49327297ec4b9f8701c4560c81b23f3eca72f9129213efd945093633d9555", kill_on_drop: false }`
[INFO] [stderr]    Compiling media v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "f4d49327297ec4b9f8701c4560c81b23f3eca72f9129213efd945093633d9555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4d49327297ec4b9f8701c4560c81b23f3eca72f9129213efd945093633d9555", kill_on_drop: false }`
[INFO] [stdout] f4d49327297ec4b9f8701c4560c81b23f3eca72f9129213efd945093633d9555
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 433e69a0b1eeada5f89f862f50971d9227c644f61eff4ea9aaf67a102b7d3775
[INFO] running `Command { std: "docker" "start" "-a" "433e69a0b1eeada5f89f862f50971d9227c644f61eff4ea9aaf67a102b7d3775", kill_on_drop: false }`
[INFO] [stderr]    Compiling media v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "433e69a0b1eeada5f89f862f50971d9227c644f61eff4ea9aaf67a102b7d3775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "433e69a0b1eeada5f89f862f50971d9227c644f61eff4ea9aaf67a102b7d3775", kill_on_drop: false }`
[INFO] [stdout] 433e69a0b1eeada5f89f862f50971d9227c644f61eff4ea9aaf67a102b7d3775
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2116b99131adf9ef368b4abc3e531117a547b70e706e7451b6230f62b2ae107f
[INFO] running `Command { std: "docker" "start" "-a" "2116b99131adf9ef368b4abc3e531117a547b70e706e7451b6230f62b2ae107f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/media-1a9aca7b20ee9703)
[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" "2116b99131adf9ef368b4abc3e531117a547b70e706e7451b6230f62b2ae107f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2116b99131adf9ef368b4abc3e531117a547b70e706e7451b6230f62b2ae107f", kill_on_drop: false }`
[INFO] [stdout] 2116b99131adf9ef368b4abc3e531117a547b70e706e7451b6230f62b2ae107f