[INFO] fetching crate simple-grid 2.2.1... [INFO] checking simple-grid-2.2.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate simple-grid 2.2.1 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate simple-grid 2.2.1 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate simple-grid 2.2.1 [INFO] finished tweaking crates.io crate simple-grid 2.2.1 [INFO] tweaked toml for crates.io crate simple-grid 2.2.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate simple-grid 2.2.1 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9e0a61f066aef7a9223e0ea25d538f8758ee7051646e74f0fa5318e377dc8daa [INFO] running `Command { std: "docker" "start" "-a" "9e0a61f066aef7a9223e0ea25d538f8758ee7051646e74f0fa5318e377dc8daa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e0a61f066aef7a9223e0ea25d538f8758ee7051646e74f0fa5318e377dc8daa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e0a61f066aef7a9223e0ea25d538f8758ee7051646e74f0fa5318e377dc8daa", kill_on_drop: false }` [INFO] [stdout] 9e0a61f066aef7a9223e0ea25d538f8758ee7051646e74f0fa5318e377dc8daa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b89bb382458fd9ff410a6b02339a38b4620c34e573503a16734c0fd352c6cf5c [INFO] running `Command { std: "docker" "start" "-a" "b89bb382458fd9ff410a6b02339a38b4620c34e573503a16734c0fd352c6cf5c", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling serde_json v1.0.60 [INFO] [stderr] Checking simple-grid v2.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `panic_if_empty` is never used [INFO] [stdout] --> src/utils.rs:74:15 [INFO] [stdout] | [INFO] [stdout] 74 | pub(crate) fn panic_if_empty(grid: &Grid) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `panic_if_not_square` is never used [INFO] [stdout] --> src/utils.rs:81:15 [INFO] [stdout] | [INFO] [stdout] 81 | pub(crate) fn panic_if_not_square(grid: &Grid) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `panic_if_empty` is never used [INFO] [stdout] --> src/utils.rs:74:15 [INFO] [stdout] | [INFO] [stdout] 74 | pub(crate) fn panic_if_empty(grid: &Grid) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `panic_if_not_square` is never used [INFO] [stdout] --> src/utils.rs:81:15 [INFO] [stdout] | [INFO] [stdout] 81 | pub(crate) fn panic_if_not_square(grid: &Grid) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.19s [INFO] running `Command { std: "docker" "inspect" "b89bb382458fd9ff410a6b02339a38b4620c34e573503a16734c0fd352c6cf5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b89bb382458fd9ff410a6b02339a38b4620c34e573503a16734c0fd352c6cf5c", kill_on_drop: false }` [INFO] [stdout] b89bb382458fd9ff410a6b02339a38b4620c34e573503a16734c0fd352c6cf5c