[INFO] fetching crate fs-lock 0.1.11...
[INFO] checking fs-lock-0.1.11 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate fs-lock 0.1.11 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate fs-lock 0.1.11
[INFO] finished tweaking crates.io crate fs-lock 0.1.11
[INFO] tweaked toml for crates.io crate fs-lock 0.1.11 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fs-lock 0.1.11 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fs-lock 0.1.11 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6570b08553289ed5b8911128a8be3946ba8fa702eb492ffcc511bc1414d0a1c2
[INFO] running `Command { std: "docker" "start" "-a" "6570b08553289ed5b8911128a8be3946ba8fa702eb492ffcc511bc1414d0a1c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6570b08553289ed5b8911128a8be3946ba8fa702eb492ffcc511bc1414d0a1c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6570b08553289ed5b8911128a8be3946ba8fa702eb492ffcc511bc1414d0a1c2", kill_on_drop: false }`
[INFO] [stdout] 6570b08553289ed5b8911128a8be3946ba8fa702eb492ffcc511bc1414d0a1c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5dcd5ed03e3071747c67afa6c13de6e51fce79be9f780f46f67d25a0d5e34b5a
[INFO] running `Command { std: "docker" "start" "-a" "5dcd5ed03e3071747c67afa6c13de6e51fce79be9f780f46f67d25a0d5e34b5a", kill_on_drop: false }`
[INFO] [stderr]     Checking fs-lock v0.1.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/lib.rs:76:36
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn set_file_path(mut self, path: impl Into<Box<Path>>) -> Self {
[INFO] [stdout]    |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:76:26
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn set_file_path(mut self, path: impl Into<Box<Path>>) -> Self {
[INFO] [stdout]    |                          ----^^^^
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/lib.rs:76:36
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn set_file_path(mut self, path: impl Into<Box<Path>>) -> Self {
[INFO] [stdout]    |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:76:26
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn set_file_path(mut self, path: impl Into<Box<Path>>) -> Self {
[INFO] [stdout]    |                          ----^^^^
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "5dcd5ed03e3071747c67afa6c13de6e51fce79be9f780f46f67d25a0d5e34b5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dcd5ed03e3071747c67afa6c13de6e51fce79be9f780f46f67d25a0d5e34b5a", kill_on_drop: false }`
[INFO] [stdout] 5dcd5ed03e3071747c67afa6c13de6e51fce79be9f780f46f67d25a0d5e34b5a