[INFO] cloning repository zeddidragon/Advent-of-Code-2018
[INFO] running `"git" "clone" "--bare" "git://github.com/zeddidragon/Advent-of-Code-2018.git" "work/cache/sources/gh/zeddidragon/Advent-of-Code-2018"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/zeddidragon/Advent-of-Code-2018'...
[INFO] running `"git" "clone" "work/cache/sources/gh/zeddidragon/Advent-of-Code-2018" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/zeddidragon/Advent-of-Code-2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/zeddidragon/Advent-of-Code-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zeddidragon/Advent-of-Code-2018" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/zeddidragon/Advent-of-Code-2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/zeddidragon/Advent-of-Code-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7097cd001681a97884037ce5033e2201cd008596
[INFO] sha for GitHub repo zeddidragon/Advent-of-Code-2018: 7097cd001681a97884037ce5033e2201cd008596
[INFO] validating manifest of zeddidragon/Advent-of-Code-2018 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zeddidragon/Advent-of-Code-2018 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing zeddidragon/Advent-of-Code-2018
[INFO] finished frobbing zeddidragon/Advent-of-Code-2018
[INFO] frobbed toml for zeddidragon/Advent-of-Code-2018 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/zeddidragon/Advent-of-Code-2018/Cargo.toml
[INFO] started frobbing zeddidragon/Advent-of-Code-2018
[INFO] finished frobbing zeddidragon/Advent-of-Code-2018
[INFO] frobbed toml for zeddidragon/Advent-of-Code-2018 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/zeddidragon/Advent-of-Code-2018/Cargo.toml
[INFO] crate zeddidragon/Advent-of-Code-2018 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking zeddidragon/Advent-of-Code-2018 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-0/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/zeddidragon/Advent-of-Code-2018:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f4f40184c17ba372e919c4cd0b342a5482172bc68f602799f48d24e76e8b7062
[INFO] running `"docker" "start" "-a" "f4f40184c17ba372e919c4cd0b342a5482172bc68f602799f48d24e76e8b7062"`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking advent_of_code_2018 v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/day10.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     for mut p in particles.iter() {
[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/day10.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         for mut p in particles.iter_mut() {
[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/day10.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |         for mut p in particles.iter_mut() {
[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/day10.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |         for mut p in particles.iter_mut() {
[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/day10.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     for mut p in particles.iter() {
[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/day10.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         for mut p in particles.iter_mut() {
[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/day10.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |         for mut p in particles.iter_mut() {
[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/day10.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |         for mut p in particles.iter_mut() {
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.95s
[INFO] running `"docker" "inspect" "f4f40184c17ba372e919c4cd0b342a5482172bc68f602799f48d24e76e8b7062"`
[INFO] running `"docker" "rm" "-f" "f4f40184c17ba372e919c4cd0b342a5482172bc68f602799f48d24e76e8b7062"`
[INFO] [stdout] f4f40184c17ba372e919c4cd0b342a5482172bc68f602799f48d24e76e8b7062