[INFO] fetching crate simple-grid 1.0.4... [INFO] checking simple-grid-1.0.4 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789 [INFO] extracting crate simple-grid 1.0.4 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate simple-grid 1.0.4 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate simple-grid 1.0.4 [INFO] finished tweaking crates.io crate simple-grid 1.0.4 [INFO] tweaked toml for crates.io crate simple-grid 1.0.4 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate crates.io crate simple-grid 1.0.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 96b05506d736be4cc87ac37f539faacd2a1df6bc7307d0043ff6e3d481014f75 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "96b05506d736be4cc87ac37f539faacd2a1df6bc7307d0043ff6e3d481014f75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "96b05506d736be4cc87ac37f539faacd2a1df6bc7307d0043ff6e3d481014f75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96b05506d736be4cc87ac37f539faacd2a1df6bc7307d0043ff6e3d481014f75", kill_on_drop: false }` [INFO] [stdout] 96b05506d736be4cc87ac37f539faacd2a1df6bc7307d0043ff6e3d481014f75 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6f4a80e232bd54b0d3f34a2781f5db5a056dd0900c1c10d240ac15b0e6d35e21 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6f4a80e232bd54b0d3f34a2781f5db5a056dd0900c1c10d240ac15b0e6d35e21", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Checking simple-grid v1.0.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `panic_if_empty` [INFO] [stdout] --> src/utils.rs:61:15 [INFO] [stdout] | [INFO] [stdout] 61 | 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 is never used: `panic_if_not_square` [INFO] [stdout] --> src/utils.rs:68:15 [INFO] [stdout] | [INFO] [stdout] 68 | 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] Checking serde_json v1.0.60 [INFO] [stdout] warning: function is never used: `panic_if_empty` [INFO] [stdout] --> src/utils.rs:61:15 [INFO] [stdout] | [INFO] [stdout] 61 | 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 is never used: `panic_if_not_square` [INFO] [stdout] --> src/utils.rs:68:15 [INFO] [stdout] | [INFO] [stdout] 68 | 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 [unoptimized + debuginfo] target(s) in 7.02s [INFO] running `Command { std: "docker" "inspect" "6f4a80e232bd54b0d3f34a2781f5db5a056dd0900c1c10d240ac15b0e6d35e21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f4a80e232bd54b0d3f34a2781f5db5a056dd0900c1c10d240ac15b0e6d35e21", kill_on_drop: false }` [INFO] [stdout] 6f4a80e232bd54b0d3f34a2781f5db5a056dd0900c1c10d240ac15b0e6d35e21