[INFO] fetching crate preftool-file 0.2.0...
[INFO] testing preftool-file-0.2.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate preftool-file 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate preftool-file 0.2.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate preftool-file 0.2.0
[INFO] finished tweaking crates.io crate preftool-file 0.2.0
[INFO] tweaked toml for crates.io crate preftool-file 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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" "+1.59.0" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffea0ee724ff1bd0d1b2b2bffe3780235a90c65ba3563c498caed21eb140cdb7
[INFO] running `Command { std: "docker" "start" "-a" "ffea0ee724ff1bd0d1b2b2bffe3780235a90c65ba3563c498caed21eb140cdb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffea0ee724ff1bd0d1b2b2bffe3780235a90c65ba3563c498caed21eb140cdb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffea0ee724ff1bd0d1b2b2bffe3780235a90c65ba3563c498caed21eb140cdb7", kill_on_drop: false }`
[INFO] [stdout] ffea0ee724ff1bd0d1b2b2bffe3780235a90c65ba3563c498caed21eb140cdb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fda93d0012f2e310213ba29de82cf7621de59b942418bd37e0351619e8c339d0
[INFO] running `Command { std: "docker" "start" "-a" "fda93d0012f2e310213ba29de82cf7621de59b942418bd37e0351619e8c339d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling arc-swap v1.5.0
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling dirs-sys v0.1.0
[INFO] [stderr]    Compiling caseless v0.2.1
[INFO] [stderr]    Compiling slog-scope v4.4.0
[INFO] [stderr]    Compiling slog-stdlog v3.0.5
[INFO] [stderr]    Compiling preftool v0.2.0
[INFO] [stderr]    Compiling preftool-dirs v0.2.0
[INFO] [stderr]    Compiling preftool-file v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.98s
[INFO] running `Command { std: "docker" "inspect" "fda93d0012f2e310213ba29de82cf7621de59b942418bd37e0351619e8c339d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fda93d0012f2e310213ba29de82cf7621de59b942418bd37e0351619e8c339d0", kill_on_drop: false }`
[INFO] [stdout] fda93d0012f2e310213ba29de82cf7621de59b942418bd37e0351619e8c339d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e60da8a2086fde8e94fc29445e517b2c15228fb984883a4048e4a1405d21bfb5
[INFO] running `Command { std: "docker" "start" "-a" "e60da8a2086fde8e94fc29445e517b2c15228fb984883a4048e4a1405d21bfb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling preftool-file v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "e60da8a2086fde8e94fc29445e517b2c15228fb984883a4048e4a1405d21bfb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e60da8a2086fde8e94fc29445e517b2c15228fb984883a4048e4a1405d21bfb5", kill_on_drop: false }`
[INFO] [stdout] e60da8a2086fde8e94fc29445e517b2c15228fb984883a4048e4a1405d21bfb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 07d6df59786d43c3c1f8e6f86ba2f8553ea7a2a76c3380c4f6ab0cea786f7dd7
[INFO] running `Command { std: "docker" "start" "-a" "07d6df59786d43c3c1f8e6f86ba2f8553ea7a2a76c3380c4f6ab0cea786f7dd7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/preftool_file-cf83b72ceda8126c)
[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] [stderr]    Doc-tests preftool-file
[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" "07d6df59786d43c3c1f8e6f86ba2f8553ea7a2a76c3380c4f6ab0cea786f7dd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07d6df59786d43c3c1f8e6f86ba2f8553ea7a2a76c3380c4f6ab0cea786f7dd7", kill_on_drop: false }`
[INFO] [stdout] 07d6df59786d43c3c1f8e6f86ba2f8553ea7a2a76c3380c4f6ab0cea786f7dd7