[INFO] updating cached repository zeddidragon/Advent-of-Code-2018
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zeddidragon/Advent-of-Code-2018
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zeddidragon/Advent-of-Code-2018" "work/ex/beta-1.38-1/sources/1.37.0/gh/zeddidragon/Advent-of-Code-2018"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/zeddidragon/Advent-of-Code-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zeddidragon/Advent-of-Code-2018" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zeddidragon/Advent-of-Code-2018"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zeddidragon/Advent-of-Code-2018 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/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/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing zeddidragon/Advent-of-Code-2018 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/zeddidragon/Advent-of-Code-2018:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] cb2c197c459266f18be8e2ec2d4bb2934fd3282b7a48e7c573f60c78a8900a60
[INFO] running `"docker" "start" "-a" "cb2c197c459266f18be8e2ec2d4bb2934fd3282b7a48e7c573f60c78a8900a60"`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 27.89s
[INFO] running `"docker" "inspect" "cb2c197c459266f18be8e2ec2d4bb2934fd3282b7a48e7c573f60c78a8900a60"`
[INFO] running `"docker" "rm" "-f" "cb2c197c459266f18be8e2ec2d4bb2934fd3282b7a48e7c573f60c78a8900a60"`
[INFO] [stdout] cb2c197c459266f18be8e2ec2d4bb2934fd3282b7a48e7c573f60c78a8900a60
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/zeddidragon/Advent-of-Code-2018:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8fbb1fe014ca80b5e10ae147f0fe32c35bc3f26d4bbe768c2d4fdc6526aac756
[INFO] running `"docker" "start" "-a" "8fbb1fe014ca80b5e10ae147f0fe32c35bc3f26d4bbe768c2d4fdc6526aac756"`
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "8fbb1fe014ca80b5e10ae147f0fe32c35bc3f26d4bbe768c2d4fdc6526aac756"`
[INFO] running `"docker" "rm" "-f" "8fbb1fe014ca80b5e10ae147f0fe32c35bc3f26d4bbe768c2d4fdc6526aac756"`
[INFO] [stdout] 8fbb1fe014ca80b5e10ae147f0fe32c35bc3f26d4bbe768c2d4fdc6526aac756
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/zeddidragon/Advent-of-Code-2018:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 21508fc330e154dea691b98c51c53dde26dc910ed3eead4c1df2bc5c5d908b90
[INFO] running `"docker" "start" "-a" "21508fc330e154dea691b98c51c53dde26dc910ed3eead4c1df2bc5c5d908b90"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/advent_of_code_2018-31e7826c7d67d262
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "21508fc330e154dea691b98c51c53dde26dc910ed3eead4c1df2bc5c5d908b90"`
[INFO] running `"docker" "rm" "-f" "21508fc330e154dea691b98c51c53dde26dc910ed3eead4c1df2bc5c5d908b90"`
[INFO] [stdout] 21508fc330e154dea691b98c51c53dde26dc910ed3eead4c1df2bc5c5d908b90