[INFO] cloning repository https://github.com/AndyDSM/conwayprofile-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AndyDSM/conwayprofile-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndyDSM%2Fconwayprofile-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndyDSM%2Fconwayprofile-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 653d292cc65ba0da8b4c5902dc6713be36c7746c [INFO] checking AndyDSM/conwayprofile-rust against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndyDSM%2Fconwayprofile-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AndyDSM/conwayprofile-rust on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AndyDSM/conwayprofile-rust [INFO] finished tweaking git repo https://github.com/AndyDSM/conwayprofile-rust [INFO] tweaked toml for git repo https://github.com/AndyDSM/conwayprofile-rust written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/AndyDSM/conwayprofile-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aca82ae78141f45e475b78b134d8e8971b1d62ac7ae4114b49dbb1a495aeeac9 [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" "aca82ae78141f45e475b78b134d8e8971b1d62ac7ae4114b49dbb1a495aeeac9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aca82ae78141f45e475b78b134d8e8971b1d62ac7ae4114b49dbb1a495aeeac9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aca82ae78141f45e475b78b134d8e8971b1d62ac7ae4114b49dbb1a495aeeac9", kill_on_drop: false }` [INFO] [stdout] aca82ae78141f45e475b78b134d8e8971b1d62ac7ae4114b49dbb1a495aeeac9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a425d402d9176d1b115c9dd2549f3bc725cf03e727c8eafc6c1c90360cccce3d [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" "a425d402d9176d1b115c9dd2549f3bc725cf03e727c8eafc6c1c90360cccce3d", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking gif v0.10.0 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking conwayprofile v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:199:58 [INFO] [stdout] | [INFO] [stdout] 199 | let mut image = File::create(&filename[..]).unwrap();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:199:58 [INFO] [stdout] | [INFO] [stdout] 199 | let mut image = File::create(&filename[..]).unwrap();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `wrap` [INFO] [stdout] --> src/lib.rs:90:43 [INFO] [stdout] | [INFO] [stdout] 90 | fn board_next(&self, board: &Vec, wrap: bool) -> Vec { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_wrap` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/lib.rs:116:13 [INFO] [stdout] | [INFO] [stdout] 116 | for i in 0..max { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:119:17 [INFO] [stdout] | [INFO] [stdout] 119 | let mut next_board = self.board_next(&r[last], true); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `wrap` [INFO] [stdout] --> src/lib.rs:90:43 [INFO] [stdout] | [INFO] [stdout] 90 | fn board_next(&self, board: &Vec, wrap: bool) -> Vec { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_wrap` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/lib.rs:116:13 [INFO] [stdout] | [INFO] [stdout] 116 | for i in 0..max { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:119:17 [INFO] [stdout] | [INFO] [stdout] 119 | let mut next_board = self.board_next(&r[last], true); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.67s [INFO] running `Command { std: "docker" "inspect" "a425d402d9176d1b115c9dd2549f3bc725cf03e727c8eafc6c1c90360cccce3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a425d402d9176d1b115c9dd2549f3bc725cf03e727c8eafc6c1c90360cccce3d", kill_on_drop: false }` [INFO] [stdout] a425d402d9176d1b115c9dd2549f3bc725cf03e727c8eafc6c1c90360cccce3d