[INFO] updating cached repository https://github.com/actionshrimp/aoc-2018 [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] 3bd59d262be2197a3fc41405053be51e2a58d691 [INFO] checking actionshrimp/aoc-2018 against master#eaa02f599f651246d5d1b99e7a4c6fa8d04bc9dc for pr-69560 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Factionshrimp%2Faoc-2018" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/actionshrimp/aoc-2018 on toolchain eaa02f599f651246d5d1b99e7a4c6fa8d04bc9dc [INFO] running `"/workspace/cargo-home/bin/cargo" "+eaa02f599f651246d5d1b99e7a4c6fa8d04bc9dc" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/actionshrimp/aoc-2018 [INFO] finished tweaking git repo https://github.com/actionshrimp/aoc-2018 [INFO] tweaked toml for git repo https://github.com/actionshrimp/aoc-2018 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/actionshrimp/aoc-2018 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+eaa02f599f651246d5d1b99e7a4c6fa8d04bc9dc" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+eaa02f599f651246d5d1b99e7a4c6fa8d04bc9dc" "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] 1940a139948de13a6221886bd9223a5d0fe295a5e2cb12d5b7c3442eb5dd6cf4 [INFO] running `"docker" "start" "-a" "1940a139948de13a6221886bd9223a5d0fe295a5e2cb12d5b7c3442eb5dd6cf4"` [INFO] [stderr] Compiling crc32fast v1.1.1 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking ascii v0.9.1 [INFO] [stderr] Checking tokio-reactor v0.1.7 [INFO] [stderr] Checking combine v3.6.3 [INFO] [stderr] Checking libflate v0.1.19 [INFO] [stderr] Checking tokio-uds v0.2.4 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio v0.1.13 [INFO] [stderr] Checking hyper v0.12.16 [INFO] [stderr] Checking hyper-tls v0.3.1 [INFO] [stderr] Checking reqwest v0.9.5 [INFO] [stderr] Checking advent-of-code-2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day03.rs:82:13 [INFO] [stderr] | [INFO] [stderr] 82 | let mut coords = to_coords(claim); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day03.rs:82:13 [INFO] [stderr] | [INFO] [stderr] 82 | let mut coords = to_coords(claim); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day04.rs:72:21 [INFO] [stderr] | [INFO] [stderr] 72 | let mut total_mins = minutes_asleep [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day04.rs:123:13 [INFO] [stderr] | [INFO] [stderr] 123 | let mut guard_mins = mins_by_guard.entry(s.guard_id).or_insert([0; 60]); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day04.rs:72:21 [INFO] [stderr] | [INFO] [stderr] 72 | let mut total_mins = minutes_asleep [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day04.rs:123:13 [INFO] [stderr] | [INFO] [stderr] 123 | let mut guard_mins = mins_by_guard.entry(s.guard_id).or_insert([0; 60]); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 38.28s [INFO] running `"docker" "inspect" "1940a139948de13a6221886bd9223a5d0fe295a5e2cb12d5b7c3442eb5dd6cf4"` [INFO] running `"docker" "rm" "-f" "1940a139948de13a6221886bd9223a5d0fe295a5e2cb12d5b7c3442eb5dd6cf4"` [INFO] [stdout] 1940a139948de13a6221886bd9223a5d0fe295a5e2cb12d5b7c3442eb5dd6cf4