[INFO] fetching crate task-mon 0.2.0...
[INFO] checking task-mon-0.2.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate task-mon 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate task-mon 0.2.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate task-mon 0.2.0
[INFO] finished tweaking crates.io crate task-mon 0.2.0
[INFO] tweaked toml for crates.io crate task-mon 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate task-mon 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98449d7c308e0bff16681aaac2c5269752e39718d6dcd1871e8d6d84e7f57b77
[INFO] running `Command { std: "docker" "start" "-a" "98449d7c308e0bff16681aaac2c5269752e39718d6dcd1871e8d6d84e7f57b77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98449d7c308e0bff16681aaac2c5269752e39718d6dcd1871e8d6d84e7f57b77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98449d7c308e0bff16681aaac2c5269752e39718d6dcd1871e8d6d84e7f57b77", kill_on_drop: false }`
[INFO] [stdout] 98449d7c308e0bff16681aaac2c5269752e39718d6dcd1871e8d6d84e7f57b77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7356dbf8873e854e3dc80be7221a3829288181ddf1794b51b6139d460b50f687
[INFO] running `Command { std: "docker" "start" "-a" "7356dbf8873e854e3dc80be7221a3829288181ddf1794b51b6139d460b50f687", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]     Checking parameterized_test v0.1.0
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking subprocess v0.2.6
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.21.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking ureq v2.0.2
[INFO] [stderr]     Checking task-mon v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling extend v0.1.2
[INFO] [stderr]     Checking assert-json-diff v1.1.0
[INFO] [stderr]     Checking mockito v0.29.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.01s
[INFO] running `Command { std: "docker" "inspect" "7356dbf8873e854e3dc80be7221a3829288181ddf1794b51b6139d460b50f687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7356dbf8873e854e3dc80be7221a3829288181ddf1794b51b6139d460b50f687", kill_on_drop: false }`
[INFO] [stdout] 7356dbf8873e854e3dc80be7221a3829288181ddf1794b51b6139d460b50f687