[INFO] fetching crate screenlocker 0.3.3...
[INFO] checking screenlocker-0.3.3 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate screenlocker 0.3.3 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate screenlocker 0.3.3
[INFO] finished tweaking crates.io crate screenlocker 0.3.3
[INFO] tweaked toml for crates.io crate screenlocker 0.3.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate screenlocker 0.3.3 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate screenlocker 0.3.3 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c99a5656e0917c60d5b6a338027b3fb8029294ae2ccf88c7a4ec909df855d154
[INFO] running `Command { std: "docker" "start" "-a" "c99a5656e0917c60d5b6a338027b3fb8029294ae2ccf88c7a4ec909df855d154", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c99a5656e0917c60d5b6a338027b3fb8029294ae2ccf88c7a4ec909df855d154", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c99a5656e0917c60d5b6a338027b3fb8029294ae2ccf88c7a4ec909df855d154", kill_on_drop: false }`
[INFO] [stdout] c99a5656e0917c60d5b6a338027b3fb8029294ae2ccf88c7a4ec909df855d154
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0945cde219063a99fe94989ab40f4f18c25a8026d064c1aea5787c3ff8e864bc
[INFO] running `Command { std: "docker" "start" "-a" "0945cde219063a99fe94989ab40f4f18c25a8026d064c1aea5787c3ff8e864bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling screenlocker v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/linux.rs:99:35
[INFO] [stdout]    |
[INFO] [stdout] 99 |             runnable.args(cmd.args.clone());
[INFO] [stdout]    |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[&str]` does not implement `Clone`, so calling `clone` on `&[&str]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/linux.rs:99:35
[INFO] [stdout]    |
[INFO] [stdout] 99 |             runnable.args(cmd.args.clone());
[INFO] [stdout]    |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[&str]` does not implement `Clone`, so calling `clone` on `&[&str]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "0945cde219063a99fe94989ab40f4f18c25a8026d064c1aea5787c3ff8e864bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0945cde219063a99fe94989ab40f4f18c25a8026d064c1aea5787c3ff8e864bc", kill_on_drop: false }`
[INFO] [stdout] 0945cde219063a99fe94989ab40f4f18c25a8026d064c1aea5787c3ff8e864bc