[INFO] fetching crate mpl 0.2.0...
[INFO] building mpl-0.2.0 against try#615edd3ad1cf6871c977dc900317cb6c2070fd6b for pr-97334
[INFO] extracting crate mpl 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate mpl 0.2.0 on toolchain 615edd3ad1cf6871c977dc900317cb6c2070fd6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mpl 0.2.0
[INFO] finished tweaking crates.io crate mpl 0.2.0
[INFO] tweaked toml for crates.io crate mpl 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "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" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 681fadb5cba0f678402d1a6cd0711785929ab1baa4ac3fc3fac0d30cb931250f
[INFO] running `Command { std: "docker" "start" "-a" "681fadb5cba0f678402d1a6cd0711785929ab1baa4ac3fc3fac0d30cb931250f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "681fadb5cba0f678402d1a6cd0711785929ab1baa4ac3fc3fac0d30cb931250f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "681fadb5cba0f678402d1a6cd0711785929ab1baa4ac3fc3fac0d30cb931250f", kill_on_drop: false }`
[INFO] [stdout] 681fadb5cba0f678402d1a6cd0711785929ab1baa4ac3fc3fac0d30cb931250f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48a8b9e03848021431e44b51074812410ced42216ae0c18eae8ca24dd7ace2fe
[INFO] running `Command { std: "docker" "start" "-a" "48a8b9e03848021431e44b51074812410ced42216ae0c18eae8ca24dd7ace2fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling mpl v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "48a8b9e03848021431e44b51074812410ced42216ae0c18eae8ca24dd7ace2fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48a8b9e03848021431e44b51074812410ced42216ae0c18eae8ca24dd7ace2fe", kill_on_drop: false }`
[INFO] [stdout] 48a8b9e03848021431e44b51074812410ced42216ae0c18eae8ca24dd7ace2fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1260ab9e12827c2b7d8dd2ab8c8cff5392d2fa4a382e594b0bc74b1811dcd81
[INFO] running `Command { std: "docker" "start" "-a" "e1260ab9e12827c2b7d8dd2ab8c8cff5392d2fa4a382e594b0bc74b1811dcd81", kill_on_drop: false }`
[INFO] [stderr]    Compiling mpl v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/mpl-38553ebb50c58acb)
[INFO] [stderr]   Executable tests/number.rs (/opt/rustwide/target/debug/deps/number-333ba3116defa2f9)
[INFO] [stderr]   Executable tests/parentheses.rs (/opt/rustwide/target/debug/deps/parentheses-75f86ca83fb6f746)
[INFO] [stderr]   Executable tests/wav_riff.rs (/opt/rustwide/target/debug/deps/wav_riff-ccef49e205ab59c3)
[INFO] running `Command { std: "docker" "inspect" "e1260ab9e12827c2b7d8dd2ab8c8cff5392d2fa4a382e594b0bc74b1811dcd81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1260ab9e12827c2b7d8dd2ab8c8cff5392d2fa4a382e594b0bc74b1811dcd81", kill_on_drop: false }`
[INFO] [stdout] e1260ab9e12827c2b7d8dd2ab8c8cff5392d2fa4a382e594b0bc74b1811dcd81