[INFO] updating cached repository DavidVentura/Advent_of_code_2018
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DavidVentura/Advent_of_code_2018
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DavidVentura/Advent_of_code_2018" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/DavidVentura/Advent_of_code_2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/DavidVentura/Advent_of_code_2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DavidVentura/Advent_of_code_2018" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/DavidVentura/Advent_of_code_2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/DavidVentura/Advent_of_code_2018'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f47c3174b00b46c60215295f24840085cf27f356
[INFO] sha for GitHub repo DavidVentura/Advent_of_code_2018: f47c3174b00b46c60215295f24840085cf27f356
[INFO] validating manifest of DavidVentura/Advent_of_code_2018 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of DavidVentura/Advent_of_code_2018 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing DavidVentura/Advent_of_code_2018
[INFO] finished frobbing DavidVentura/Advent_of_code_2018
[INFO] frobbed toml for DavidVentura/Advent_of_code_2018 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/DavidVentura/Advent_of_code_2018/Cargo.toml
[INFO] started frobbing DavidVentura/Advent_of_code_2018
[INFO] finished frobbing DavidVentura/Advent_of_code_2018
[INFO] frobbed toml for DavidVentura/Advent_of_code_2018 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/DavidVentura/Advent_of_code_2018/Cargo.toml
[INFO] crate DavidVentura/Advent_of_code_2018 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking DavidVentura/Advent_of_code_2018 against try#8ec8125bea94852768b56958f05da47666c21ab0 for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-0/try#8ec8125bea94852768b56958f05da47666c21ab0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/DavidVentura/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=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" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ee792d779b662d967fef1d86f92238790f3c391c624bd8dd03d99bb2eae436e8
[INFO] running `"docker" "start" "-a" "ee792d779b662d967fef1d86f92238790f3c391c624bd8dd03d99bb2eae436e8"`
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking reqwest v0.9.5
[INFO] [stderr]     Checking aoc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/aoc_2.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |     for i in 0..word1.len() {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/aoc_2.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |     for i in 0..word1.len() {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/aoc_2.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |     for i in 0..word1.len() {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/aoc_2.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |     for i in 0..word1.len() {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.30s
[INFO] running `"docker" "inspect" "ee792d779b662d967fef1d86f92238790f3c391c624bd8dd03d99bb2eae436e8"`
[INFO] running `"docker" "rm" "-f" "ee792d779b662d967fef1d86f92238790f3c391c624bd8dd03d99bb2eae436e8"`
[INFO] [stdout] ee792d779b662d967fef1d86f92238790f3c391c624bd8dd03d99bb2eae436e8