[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#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndyDSM%2Fconwayprofile-rust" "/workspace/builds/worker-63/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-63/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AndyDSM/conwayprofile-rust on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-63/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7a1189fa5d774a4e0a4a7d46639b930fc076c2bfffbc1142f4e3ac893879a70b [INFO] running `Command { std: "docker" "start" "-a" "7a1189fa5d774a4e0a4a7d46639b930fc076c2bfffbc1142f4e3ac893879a70b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7a1189fa5d774a4e0a4a7d46639b930fc076c2bfffbc1142f4e3ac893879a70b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a1189fa5d774a4e0a4a7d46639b930fc076c2bfffbc1142f4e3ac893879a70b", kill_on_drop: false }` [INFO] [stdout] 7a1189fa5d774a4e0a4a7d46639b930fc076c2bfffbc1142f4e3ac893879a70b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d240f0cb3b2e48285a4551e8dd14589ff52b2174415508ecab345f4d67488641 [INFO] running `Command { std: "docker" "start" "-a" "d240f0cb3b2e48285a4551e8dd14589ff52b2174415508ecab345f4d67488641", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking color_quant v1.0.1 [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] Checking rand v0.3.22 [INFO] [stderr] Compiling rust-crypto v0.2.36 [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: 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: field is never read: `height_depth` [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | height_depth: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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: field is never read: `height_depth` [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | height_depth: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 36s [INFO] running `Command { std: "docker" "inspect" "d240f0cb3b2e48285a4551e8dd14589ff52b2174415508ecab345f4d67488641", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d240f0cb3b2e48285a4551e8dd14589ff52b2174415508ecab345f4d67488641", kill_on_drop: false }` [INFO] [stdout] d240f0cb3b2e48285a4551e8dd14589ff52b2174415508ecab345f4d67488641