[INFO] updating cached repository https://github.com/pistacchio/advent-of-code-2015-rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4560bdf5a5b8b6302f5822d72810d1e6343df804 [INFO] checking pistacchio/advent-of-code-2015-rust against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpistacchio%2Fadvent-of-code-2015-rust" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pistacchio/advent-of-code-2015-rust on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/pistacchio/advent-of-code-2015-rust [INFO] finished tweaking git repo https://github.com/pistacchio/advent-of-code-2015-rust [INFO] tweaked toml for git repo https://github.com/pistacchio/advent-of-code-2015-rust written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/pistacchio/advent-of-code-2015-rust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 77802325fa7fc32f51cd4f4fe01f0d78c570facbfb21a2e457b83b67f57998d2 [INFO] running `"docker" "start" "-a" "77802325fa7fc32f51cd4f4fe01f0d78c570facbfb21a2e457b83b67f57998d2"` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking permutohedron v0.2.4 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking getrandom v0.1.12 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking rayon-core v1.6.0 [INFO] [stderr] Checking rayon v1.2.0 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking divisors v0.1.5 [INFO] [stderr] Checking permutator v0.3.3 [INFO] [stderr] Checking aoc-2015 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `thread`, `time` [INFO] [stderr] --> src/day_18.rs:2:17 [INFO] [stderr] | [INFO] [stderr] 2 | use std::{iter, thread, time}; [INFO] [stderr] | ^^^^^^ ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `TEST_GRID` [INFO] [stderr] --> src/day_18.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | / const TEST_GRID: &str = r#".#.#.# [INFO] [stderr] 9 | | ...##. [INFO] [stderr] 10 | | #....# [INFO] [stderr] 11 | | ..#... [INFO] [stderr] 12 | | #.#..# [INFO] [stderr] 13 | | ####.."#; [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `TEST_REPLACEMENTS` [INFO] [stderr] --> src/day_19.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | / const TEST_REPLACEMENTS: &str = r#"H => HO [INFO] [stderr] 8 | | H => OH [INFO] [stderr] 9 | | O => HH"#; [INFO] [stderr] | |__________^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.83s [INFO] running `"docker" "inspect" "77802325fa7fc32f51cd4f4fe01f0d78c570facbfb21a2e457b83b67f57998d2"` [INFO] running `"docker" "rm" "-f" "77802325fa7fc32f51cd4f4fe01f0d78c570facbfb21a2e457b83b67f57998d2"` [INFO] [stdout] 77802325fa7fc32f51cd4f4fe01f0d78c570facbfb21a2e457b83b67f57998d2