[INFO] fetching crate elegant 0.0.0...
[INFO] building elegant-0.0.0 against master#222c5724ecc922fe67815f428c19f82c129d9386 for pr-97334
[INFO] extracting crate elegant 0.0.0 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate elegant 0.0.0 on toolchain 222c5724ecc922fe67815f428c19f82c129d9386
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elegant 0.0.0
[INFO] finished tweaking crates.io crate elegant 0.0.0
[INFO] tweaked toml for crates.io crate elegant 0.0.0 written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "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-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a2c8fc2cbd6299519ba742540da3a56d1f2ab8c56118e6d003983429749041d
[INFO] running `Command { std: "docker" "start" "-a" "8a2c8fc2cbd6299519ba742540da3a56d1f2ab8c56118e6d003983429749041d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a2c8fc2cbd6299519ba742540da3a56d1f2ab8c56118e6d003983429749041d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2c8fc2cbd6299519ba742540da3a56d1f2ab8c56118e6d003983429749041d", kill_on_drop: false }`
[INFO] [stdout] 8a2c8fc2cbd6299519ba742540da3a56d1f2ab8c56118e6d003983429749041d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "+222c5724ecc922fe67815f428c19f82c129d9386" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fda5fe0aa19e8db4b4ce21d4e0cd36ee39301b1bc3bd42b0b1eca226f9b629da
[INFO] running `Command { std: "docker" "start" "-a" "fda5fe0aa19e8db4b4ce21d4e0cd36ee39301b1bc3bd42b0b1eca226f9b629da", kill_on_drop: false }`
[INFO] [stderr]    Compiling elegant v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "fda5fe0aa19e8db4b4ce21d4e0cd36ee39301b1bc3bd42b0b1eca226f9b629da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fda5fe0aa19e8db4b4ce21d4e0cd36ee39301b1bc3bd42b0b1eca226f9b629da", kill_on_drop: false }`
[INFO] [stdout] fda5fe0aa19e8db4b4ce21d4e0cd36ee39301b1bc3bd42b0b1eca226f9b629da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "+222c5724ecc922fe67815f428c19f82c129d9386" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae7cd3bcc6230da8d93d88ad68ec7f62811e3f3db8b8d87d34bf277e7287ac7c
[INFO] running `Command { std: "docker" "start" "-a" "ae7cd3bcc6230da8d93d88ad68ec7f62811e3f3db8b8d87d34bf277e7287ac7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling elegant v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/elegant-1040d97dc2e41a4a)
[INFO] running `Command { std: "docker" "inspect" "ae7cd3bcc6230da8d93d88ad68ec7f62811e3f3db8b8d87d34bf277e7287ac7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae7cd3bcc6230da8d93d88ad68ec7f62811e3f3db8b8d87d34bf277e7287ac7c", kill_on_drop: false }`
[INFO] [stdout] ae7cd3bcc6230da8d93d88ad68ec7f62811e3f3db8b8d87d34bf277e7287ac7c