[INFO] cloning repository https://github.com/chrlen/aoc2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chrlen/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrlen%2Faoc2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrlen%2Faoc2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6d3a8f846c56b9867683cd150a45d73db2b843ba [INFO] checking chrlen/aoc2020 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrlen%2Faoc2020" "/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/chrlen/aoc2020 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chrlen/aoc2020 [INFO] finished tweaking git repo https://github.com/chrlen/aoc2020 [INFO] tweaked toml for git repo https://github.com/chrlen/aoc2020 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/chrlen/aoc2020 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--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-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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 285181adb87244140b2a918fc049f56dd7a7834182ab5f327038e9c313eddb82 [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" "285181adb87244140b2a918fc049f56dd7a7834182ab5f327038e9c313eddb82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "285181adb87244140b2a918fc049f56dd7a7834182ab5f327038e9c313eddb82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "285181adb87244140b2a918fc049f56dd7a7834182ab5f327038e9c313eddb82", kill_on_drop: false }` [INFO] [stdout] 285181adb87244140b2a918fc049f56dd7a7834182ab5f327038e9c313eddb82 [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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b60c7e7429dbe6583ebe7c04df1c439e655f8b2c819a91736dcf4151ea362f4e [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" "b60c7e7429dbe6583ebe7c04df1c439e655f8b2c819a91736dcf4151ea362f4e", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking crossbeam-utils v0.8.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking rayon-core v1.9.0 [INFO] [stderr] Checking itertools-num v0.1.3 [INFO] [stderr] Checking rayon v1.5.0 [INFO] [stderr] Checking aoc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/utils.rs:2:4 [INFO] [stdout] | [INFO] [stdout] 2 | fn test(){ [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/utils.rs:2:4 [INFO] [stdout] | [INFO] [stdout] 2 | fn test(){ [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `utils::*` [INFO] [stdout] --> src/12_1.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use utils::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `utils::*` [INFO] [stdout] --> src/12_1.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use utils::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b1` [INFO] [stdout] --> src/12_1.rs:15:17 [INFO] [stdout] | [INFO] [stdout] 15 | fn boards_equal(b1: Vec>, b2: Vec>) -> bool { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_b1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b2` [INFO] [stdout] --> src/12_1.rs:15:39 [INFO] [stdout] | [INFO] [stdout] 15 | fn boards_equal(b1: Vec>, b2: Vec>) -> bool { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_b2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x_max` [INFO] [stdout] --> src/12_1.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | let x_max = res.len(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_x_max` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y_max` [INFO] [stdout] --> src/12_1.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let y_max = res[0].len(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_y_max` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `now` is never read [INFO] [stdout] --> src/12_1.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let mut now = lines.clone(); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/12_1.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | let mut res = b.clone(); [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: `b1` [INFO] [stdout] --> src/12_1.rs:15:17 [INFO] [stdout] | [INFO] [stdout] 15 | fn boards_equal(b1: Vec>, b2: Vec>) -> bool { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_b1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b2` [INFO] [stdout] --> src/12_1.rs:15:39 [INFO] [stdout] | [INFO] [stdout] 15 | fn boards_equal(b1: Vec>, b2: Vec>) -> bool { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_b2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x_max` [INFO] [stdout] --> src/12_1.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | let x_max = res.len(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_x_max` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y_max` [INFO] [stdout] --> src/12_1.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let y_max = res[0].len(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_y_max` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `now` is never read [INFO] [stdout] --> src/12_1.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let mut now = lines.clone(); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/12_1.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | let mut res = b.clone(); [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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.47s [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b60c7e7429dbe6583ebe7c04df1c439e655f8b2c819a91736dcf4151ea362f4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b60c7e7429dbe6583ebe7c04df1c439e655f8b2c819a91736dcf4151ea362f4e", kill_on_drop: false }` [INFO] [stdout] b60c7e7429dbe6583ebe7c04df1c439e655f8b2c819a91736dcf4151ea362f4e