[INFO] fetching crate Caching 0.2.5...
[INFO] checking Caching-0.2.5 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate Caching 0.2.5 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate Caching 0.2.5 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate Caching 0.2.5
[INFO] finished tweaking crates.io crate Caching 0.2.5
[INFO] tweaked toml for crates.io crate Caching 0.2.5 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0d05fd61815e854ebe01e1ad62489764d559ef47c98d76acd4a2c1bf2081071
[INFO] running `Command { std: "docker" "start" "-a" "c0d05fd61815e854ebe01e1ad62489764d559ef47c98d76acd4a2c1bf2081071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0d05fd61815e854ebe01e1ad62489764d559ef47c98d76acd4a2c1bf2081071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0d05fd61815e854ebe01e1ad62489764d559ef47c98d76acd4a2c1bf2081071", kill_on_drop: false }`
[INFO] [stdout] c0d05fd61815e854ebe01e1ad62489764d559ef47c98d76acd4a2c1bf2081071
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6168c113a5784fdc86cd40efdefa46db29c1faa9faa2cd29361df7af83ad83dc
[INFO] running `Command { std: "docker" "start" "-a" "6168c113a5784fdc86cd40efdefa46db29c1faa9faa2cd29361df7af83ad83dc", kill_on_drop: false }`
[INFO] [stderr]     Checking Caching v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/lib.rs:177:49
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let mut cache = Cache::<i32, i32>::new(|a| -> bool { true });
[INFO] [stdout]     |                                                 ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "6168c113a5784fdc86cd40efdefa46db29c1faa9faa2cd29361df7af83ad83dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6168c113a5784fdc86cd40efdefa46db29c1faa9faa2cd29361df7af83ad83dc", kill_on_drop: false }`
[INFO] [stdout] 6168c113a5784fdc86cd40efdefa46db29c1faa9faa2cd29361df7af83ad83dc
[INFO] checking Caching-0.2.5 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate Caching 0.2.5 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate Caching 0.2.5 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate Caching 0.2.5
[INFO] finished tweaking crates.io crate Caching 0.2.5
[INFO] tweaked toml for crates.io crate Caching 0.2.5 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9c2924c831e27a887c10af8385e3627a1206c0f7fbc65e90735f5b395a2e1b6
[INFO] running `Command { std: "docker" "start" "-a" "e9c2924c831e27a887c10af8385e3627a1206c0f7fbc65e90735f5b395a2e1b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9c2924c831e27a887c10af8385e3627a1206c0f7fbc65e90735f5b395a2e1b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9c2924c831e27a887c10af8385e3627a1206c0f7fbc65e90735f5b395a2e1b6", kill_on_drop: false }`
[INFO] [stdout] e9c2924c831e27a887c10af8385e3627a1206c0f7fbc65e90735f5b395a2e1b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dunexpected_cfgs" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] 18c1d8d69d085bc47fb01cbea4a261ec91d7325f0ae6ef06df1dd2d1bc173a25
[INFO] running `Command { std: "docker" "start" "-a" "18c1d8d69d085bc47fb01cbea4a261ec91d7325f0ae6ef06df1dd2d1bc173a25", kill_on_drop: false }`
[INFO] [stderr]     Checking Caching v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/lib.rs:177:49
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let mut cache = Cache::<i32, i32>::new(|a| -> bool { true });
[INFO] [stdout]     |                                                 ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "18c1d8d69d085bc47fb01cbea4a261ec91d7325f0ae6ef06df1dd2d1bc173a25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18c1d8d69d085bc47fb01cbea4a261ec91d7325f0ae6ef06df1dd2d1bc173a25", kill_on_drop: false }`
[INFO] [stdout] 18c1d8d69d085bc47fb01cbea4a261ec91d7325f0ae6ef06df1dd2d1bc173a25
