[INFO] fetching crate mnimni 0.0.1...
[INFO] testing mnimni-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mnimni 0.0.1 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate mnimni 0.0.1 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 mnimni 0.0.1
[INFO] finished tweaking crates.io crate mnimni 0.0.1
[INFO] tweaked toml for crates.io crate mnimni 0.0.1 written to /workspace/builds/worker-38/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] 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-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] d6de19b2132821795127ef95526fb4c570312a6a49ad28cd3ab89d3ded3640eb
[INFO] running `Command { std: "docker" "start" "-a" "d6de19b2132821795127ef95526fb4c570312a6a49ad28cd3ab89d3ded3640eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6de19b2132821795127ef95526fb4c570312a6a49ad28cd3ab89d3ded3640eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6de19b2132821795127ef95526fb4c570312a6a49ad28cd3ab89d3ded3640eb", kill_on_drop: false }`
[INFO] [stdout] d6de19b2132821795127ef95526fb4c570312a6a49ad28cd3ab89d3ded3640eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] cf78774f1cbff54578d96335f24fefb9019b0b25459f0e2bec6353705a6eb0c4
[INFO] running `Command { std: "docker" "start" "-a" "cf78774f1cbff54578d96335f24fefb9019b0b25459f0e2bec6353705a6eb0c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling mnimni v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "cf78774f1cbff54578d96335f24fefb9019b0b25459f0e2bec6353705a6eb0c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf78774f1cbff54578d96335f24fefb9019b0b25459f0e2bec6353705a6eb0c4", kill_on_drop: false }`
[INFO] [stdout] cf78774f1cbff54578d96335f24fefb9019b0b25459f0e2bec6353705a6eb0c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 33d258d935883e7f2a9f9a21cd4901f722c714f4d79a0ffb2ec5dbde46262e88
[INFO] running `Command { std: "docker" "start" "-a" "33d258d935883e7f2a9f9a21cd4901f722c714f4d79a0ffb2ec5dbde46262e88", kill_on_drop: false }`
[INFO] [stderr]    Compiling mnimni v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "33d258d935883e7f2a9f9a21cd4901f722c714f4d79a0ffb2ec5dbde46262e88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33d258d935883e7f2a9f9a21cd4901f722c714f4d79a0ffb2ec5dbde46262e88", kill_on_drop: false }`
[INFO] [stdout] 33d258d935883e7f2a9f9a21cd4901f722c714f4d79a0ffb2ec5dbde46262e88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 4c8e413f5d495a462874433a55e0a9c8b90a846320a79dd350470c83a29f4229
[INFO] running `Command { std: "docker" "start" "-a" "4c8e413f5d495a462874433a55e0a9c8b90a846320a79dd350470c83a29f4229", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mnimni-15b8d915e274d49a)
[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" "4c8e413f5d495a462874433a55e0a9c8b90a846320a79dd350470c83a29f4229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c8e413f5d495a462874433a55e0a9c8b90a846320a79dd350470c83a29f4229", kill_on_drop: false }`
[INFO] [stdout] 4c8e413f5d495a462874433a55e0a9c8b90a846320a79dd350470c83a29f4229