[INFO] fetching crate filetime 0.2.15...
[INFO] checking filetime-0.2.15 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate filetime 0.2.15 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate filetime 0.2.15 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 filetime 0.2.15
[INFO] finished tweaking crates.io crate filetime 0.2.15
[INFO] tweaked toml for crates.io crate filetime 0.2.15 written to /workspace/builds/worker-14/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] 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] b516f18340e1720a55729d0045de1ed2b9253e68cd8c2b424f9a2cf8970d499a
[INFO] running `Command { std: "docker" "start" "-a" "b516f18340e1720a55729d0045de1ed2b9253e68cd8c2b424f9a2cf8970d499a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b516f18340e1720a55729d0045de1ed2b9253e68cd8c2b424f9a2cf8970d499a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b516f18340e1720a55729d0045de1ed2b9253e68cd8c2b424f9a2cf8970d499a", kill_on_drop: false }`
[INFO] [stdout] b516f18340e1720a55729d0045de1ed2b9253e68cd8c2b424f9a2cf8970d499a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 3b789477a65d35c62d791403b99427c99c8529cb9afd7bac91904347b71a2a06
[INFO] running `Command { std: "docker" "start" "-a" "3b789477a65d35c62d791403b99427c99c8529cb9afd7bac91904347b71a2a06", kill_on_drop: false }`
[INFO] [stderr]     Checking filetime v0.2.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stdout] warning: function is never used: `to_timespec`
[INFO] [stdout]    --> src/unix/utimes.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn to_timespec(ft: &FileTime) -> libc::timespec {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_timespec`
[INFO] [stdout]    --> src/unix/utimes.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn to_timespec(ft: &FileTime) -> libc::timespec {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:633:9
[INFO] [stdout]     |
[INFO] [stdout] 633 |         fs::create_dir(&path);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "3b789477a65d35c62d791403b99427c99c8529cb9afd7bac91904347b71a2a06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b789477a65d35c62d791403b99427c99c8529cb9afd7bac91904347b71a2a06", kill_on_drop: false }`
[INFO] [stdout] 3b789477a65d35c62d791403b99427c99c8529cb9afd7bac91904347b71a2a06