[INFO] fetching crate exe 0.4.2...
[INFO] checking exe-0.4.2 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate exe 0.4.2 into /workspace/builds/worker-76/source
[INFO] validating manifest of crates.io crate exe 0.4.2 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exe 0.4.2
[INFO] finished tweaking crates.io crate exe 0.4.2
[INFO] tweaked toml for crates.io crate exe 0.4.2 written to /workspace/builds/worker-76/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 082ce5d5563055ac45255b9e8b02c3cd3735db765fa8cdf0de775f4ebfd67e0f
[INFO] running `Command { std: "docker" "start" "-a" "082ce5d5563055ac45255b9e8b02c3cd3735db765fa8cdf0de775f4ebfd67e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "082ce5d5563055ac45255b9e8b02c3cd3735db765fa8cdf0de775f4ebfd67e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "082ce5d5563055ac45255b9e8b02c3cd3735db765fa8cdf0de775f4ebfd67e0f", kill_on_drop: false }`
[INFO] [stdout] 082ce5d5563055ac45255b9e8b02c3cd3735db765fa8cdf0de775f4ebfd67e0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a7d7cece6188c9e07a02864cea76dfcf426bf465837c34567d0308b5ee517f1
[INFO] running `Command { std: "docker" "start" "-a" "4a7d7cece6188c9e07a02864cea76dfcf426bf465837c34567d0308b5ee517f1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking widestring v0.4.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.7
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking exe v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Offset as ChronoOffset`
[INFO] [stdout]   --> src/headers.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 | use chrono::offset::{Offset as ChronoOffset};
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Offset as ChronoOffset`
[INFO] [stdout]   --> src/headers.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 | use chrono::offset::{Offset as ChronoOffset};
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.12s
[INFO] running `Command { std: "docker" "inspect" "4a7d7cece6188c9e07a02864cea76dfcf426bf465837c34567d0308b5ee517f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a7d7cece6188c9e07a02864cea76dfcf426bf465837c34567d0308b5ee517f1", kill_on_drop: false }`
[INFO] [stdout] 4a7d7cece6188c9e07a02864cea76dfcf426bf465837c34567d0308b5ee517f1