[INFO] fetching crate arc-guard 0.2.0... [INFO] checking arc-guard-0.2.0 against try#de0e80659cee4f27282e60d63bbb8c5271a0d147 for pr-129392 [INFO] extracting crate arc-guard 0.2.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate arc-guard 0.2.0 on toolchain de0e80659cee4f27282e60d63bbb8c5271a0d147 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate arc-guard 0.2.0 [INFO] finished tweaking crates.io crate arc-guard 0.2.0 [INFO] tweaked toml for crates.io crate arc-guard 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "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" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e03600f7f7536bed65f8b3c39a2d33be92e8cfa8786ae7bf7de35889e3ffe98f [INFO] running `Command { std: "docker" "start" "-a" "e03600f7f7536bed65f8b3c39a2d33be92e8cfa8786ae7bf7de35889e3ffe98f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e03600f7f7536bed65f8b3c39a2d33be92e8cfa8786ae7bf7de35889e3ffe98f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e03600f7f7536bed65f8b3c39a2d33be92e8cfa8786ae7bf7de35889e3ffe98f", kill_on_drop: false }` [INFO] [stdout] e03600f7f7536bed65f8b3c39a2d33be92e8cfa8786ae7bf7de35889e3ffe98f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a0b74d5b50212555d108a96ac8377279c73fdd21bed8c0d5279f49979717d43f [INFO] running `Command { std: "docker" "start" "-a" "a0b74d5b50212555d108a96ac8377279c73fdd21bed8c0d5279f49979717d43f", kill_on_drop: false }` [INFO] [stderr] Checking arc-guard v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `indicator` [INFO] [stdout] --> src/lib.rs:139:41 [INFO] [stdout] | [INFO] [stdout] 139 | let string = indicator.execute(|indicator| -> String { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_indicator` [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` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] running `Command { std: "docker" "inspect" "a0b74d5b50212555d108a96ac8377279c73fdd21bed8c0d5279f49979717d43f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0b74d5b50212555d108a96ac8377279c73fdd21bed8c0d5279f49979717d43f", kill_on_drop: false }` [INFO] [stdout] a0b74d5b50212555d108a96ac8377279c73fdd21bed8c0d5279f49979717d43f