[INFO] fetching crate density 0.5.1...
[INFO] testing density-0.5.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate density 0.5.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate density 0.5.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate density 0.5.1
[INFO] finished tweaking crates.io crate density 0.5.1
[INFO] tweaked toml for crates.io crate density 0.5.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38cde3223ab612db169c6d6ecb52ffb204b9b20d32c2522502c4cf96c39a2ef4
[INFO] running `Command { std: "docker" "start" "-a" "38cde3223ab612db169c6d6ecb52ffb204b9b20d32c2522502c4cf96c39a2ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38cde3223ab612db169c6d6ecb52ffb204b9b20d32c2522502c4cf96c39a2ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38cde3223ab612db169c6d6ecb52ffb204b9b20d32c2522502c4cf96c39a2ef4", kill_on_drop: false }`
[INFO] [stdout] 38cde3223ab612db169c6d6ecb52ffb204b9b20d32c2522502c4cf96c39a2ef4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c1b056f68b435c5a68f0ce273030632087e6fb9b08ee3b1d71b2dfb58122e6f
[INFO] running `Command { std: "docker" "start" "-a" "9c1b056f68b435c5a68f0ce273030632087e6fb9b08ee3b1d71b2dfb58122e6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling density v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "9c1b056f68b435c5a68f0ce273030632087e6fb9b08ee3b1d71b2dfb58122e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c1b056f68b435c5a68f0ce273030632087e6fb9b08ee3b1d71b2dfb58122e6f", kill_on_drop: false }`
[INFO] [stdout] 9c1b056f68b435c5a68f0ce273030632087e6fb9b08ee3b1d71b2dfb58122e6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e80812aa5cf9b0d66290fd3d0d82b7eaae4f9354956dda81026155411e56c65
[INFO] running `Command { std: "docker" "start" "-a" "4e80812aa5cf9b0d66290fd3d0d82b7eaae4f9354956dda81026155411e56c65", kill_on_drop: false }`
[INFO] [stderr]    Compiling density v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "4e80812aa5cf9b0d66290fd3d0d82b7eaae4f9354956dda81026155411e56c65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e80812aa5cf9b0d66290fd3d0d82b7eaae4f9354956dda81026155411e56c65", kill_on_drop: false }`
[INFO] [stdout] 4e80812aa5cf9b0d66290fd3d0d82b7eaae4f9354956dda81026155411e56c65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b4b897fa2f3698b3b1e53129ea59b9693b49a3040a35e1ce41673998604af121
[INFO] running `Command { std: "docker" "start" "-a" "b4b897fa2f3698b3b1e53129ea59b9693b49a3040a35e1ce41673998604af121", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ds-0f2642ec098626b7)
[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" "b4b897fa2f3698b3b1e53129ea59b9693b49a3040a35e1ce41673998604af121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4b897fa2f3698b3b1e53129ea59b9693b49a3040a35e1ce41673998604af121", kill_on_drop: false }`
[INFO] [stdout] b4b897fa2f3698b3b1e53129ea59b9693b49a3040a35e1ce41673998604af121