[INFO] updating cached repository https://github.com/wackywendell/adventofcode2019 [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] [stderr] From https://github.com/wackywendell/adventofcode2019 [INFO] [stderr] 30f174f..bc1653a master -> master [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bc1653a243c3aa7c1fe761432ff7fc726489eec4 [INFO] checking wackywendell/adventofcode2019 against try#85cc1486e1f000dce4bb8e1b3cfab2b654b102a8 for pr-73323 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwackywendell%2Fadventofcode2019" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wackywendell/adventofcode2019 on toolchain 85cc1486e1f000dce4bb8e1b3cfab2b654b102a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wackywendell/adventofcode2019 [INFO] finished tweaking git repo https://github.com/wackywendell/adventofcode2019 [INFO] tweaked toml for git repo https://github.com/wackywendell/adventofcode2019 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/wackywendell/adventofcode2019 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "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-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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 49bd99d6b62633f14d9efa83578de28b9677010804379d2903856638e7fdd6ae [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" "49bd99d6b62633f14d9efa83578de28b9677010804379d2903856638e7fdd6ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "49bd99d6b62633f14d9efa83578de28b9677010804379d2903856638e7fdd6ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49bd99d6b62633f14d9efa83578de28b9677010804379d2903856638e7fdd6ae", kill_on_drop: false }` [INFO] [stdout] 49bd99d6b62633f14d9efa83578de28b9677010804379d2903856638e7fdd6ae [INFO] running `Command { std: "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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d5e14b8d8b3ccb48b2a558ba9f54d97c69c2dd56bde5ca2f3df2e2201ff95fd0 [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" "d5e14b8d8b3ccb48b2a558ba9f54d97c69c2dd56bde5ca2f3df2e2201ff95fd0", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling anyhow v1.0.28 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking regex-syntax v0.6.13 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking text_io v0.1.8 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-rational v0.2.3 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking regex v1.3.3 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Compiling thiserror-impl v1.0.14 [INFO] [stderr] Compiling test-env-log v0.2.2 [INFO] [stderr] Checking thiserror v1.0.14 [INFO] [stderr] Checking aoc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day17/main.rs:321:9 [INFO] [stdout] | [INFO] [stdout] 321 | let mut sections = vec![Compressing::Section(instrs)]; [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: function is never used: `repeats` [INFO] [stdout] --> src/day17/main.rs:294:4 [INFO] [stdout] | [INFO] [stdout] 294 | fn repeats(sub: &[T], larger: &[T]) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Compressing` [INFO] [stdout] --> src/day17/main.rs:314:6 [INFO] [stdout] | [INFO] [stdout] 314 | enum Compressing { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `compress` [INFO] [stdout] --> src/day17/main.rs:319:4 [INFO] [stdout] | [INFO] [stdout] 319 | fn compress(instrs: Vec) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day17/main.rs:321:9 [INFO] [stdout] | [INFO] [stdout] 321 | let mut sections = vec![Compressing::Section(instrs)]; [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: function is never used: `repeats` [INFO] [stdout] --> src/day17/main.rs:294:4 [INFO] [stdout] | [INFO] [stdout] 294 | fn repeats(sub: &[T], larger: &[T]) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Compressing` [INFO] [stdout] --> src/day17/main.rs:314:6 [INFO] [stdout] | [INFO] [stdout] 314 | enum Compressing { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `compress` [INFO] [stdout] --> src/day17/main.rs:319:4 [INFO] [stdout] | [INFO] [stdout] 319 | fn compress(instrs: Vec) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 03s [INFO] running `Command { std: "docker" "inspect" "d5e14b8d8b3ccb48b2a558ba9f54d97c69c2dd56bde5ca2f3df2e2201ff95fd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5e14b8d8b3ccb48b2a558ba9f54d97c69c2dd56bde5ca2f3df2e2201ff95fd0", kill_on_drop: false }` [INFO] [stdout] d5e14b8d8b3ccb48b2a558ba9f54d97c69c2dd56bde5ca2f3df2e2201ff95fd0