[INFO] updating cached repository kenan-rhoton/tik
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kenan-rhoton/tik
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kenan-rhoton/tik" "work/ex/beta-1.37-6/sources/1.36.0/gh/kenan-rhoton/tik"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/kenan-rhoton/tik'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kenan-rhoton/tik" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kenan-rhoton/tik"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kenan-rhoton/tik'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 712f73096e30f194b676cd83e46e737318d00ca9
[INFO] sha for GitHub repo kenan-rhoton/tik: 712f73096e30f194b676cd83e46e737318d00ca9
[INFO] validating manifest of kenan-rhoton/tik on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kenan-rhoton/tik on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kenan-rhoton/tik
[INFO] finished frobbing kenan-rhoton/tik
[INFO] frobbed toml for kenan-rhoton/tik written to work/ex/beta-1.37-6/sources/1.36.0/gh/kenan-rhoton/tik/Cargo.toml
[INFO] started frobbing kenan-rhoton/tik
[INFO] finished frobbing kenan-rhoton/tik
[INFO] frobbed toml for kenan-rhoton/tik written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kenan-rhoton/tik/Cargo.toml
[INFO] crate kenan-rhoton/tik already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing kenan-rhoton/tik against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kenan-rhoton/tik:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 8f9b4ac431363a770740862d4fd4adba00898cf75a0f7b67acdfcfb157dc35d6
[INFO] running `"docker" "start" "-a" "8f9b4ac431363a770740862d4fd4adba00898cf75a0f7b67acdfcfb157dc35d6"`
[INFO] [stderr]    Compiling serde_yaml v0.8.8
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling tik v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |         for mut day in self.days.iter_mut() {
[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]     Finished dev [unoptimized + debuginfo] target(s) in 14.99s
[INFO] running `"docker" "inspect" "8f9b4ac431363a770740862d4fd4adba00898cf75a0f7b67acdfcfb157dc35d6"`
[INFO] running `"docker" "rm" "-f" "8f9b4ac431363a770740862d4fd4adba00898cf75a0f7b67acdfcfb157dc35d6"`
[INFO] [stdout] 8f9b4ac431363a770740862d4fd4adba00898cf75a0f7b67acdfcfb157dc35d6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kenan-rhoton/tik:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0552bd34e39a4a471cd1844e2561dd3efc861417fee49e204c69805e6997f2ae
[INFO] running `"docker" "start" "-a" "0552bd34e39a4a471cd1844e2561dd3efc861417fee49e204c69805e6997f2ae"`
[INFO] [stderr]    Compiling tik v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |         for mut day in self.days.iter_mut() {
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `"docker" "inspect" "0552bd34e39a4a471cd1844e2561dd3efc861417fee49e204c69805e6997f2ae"`
[INFO] running `"docker" "rm" "-f" "0552bd34e39a4a471cd1844e2561dd3efc861417fee49e204c69805e6997f2ae"`
[INFO] [stdout] 0552bd34e39a4a471cd1844e2561dd3efc861417fee49e204c69805e6997f2ae
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kenan-rhoton/tik:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 24e6bd91fff72fa20cfbd8abadfc78743e04b9594083eec7bf2efc7bf6d7b413
[INFO] running `"docker" "start" "-a" "24e6bd91fff72fa20cfbd8abadfc78743e04b9594083eec7bf2efc7bf6d7b413"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_tik ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tik-a7fb5dc23028ab33
[INFO] running `"docker" "inspect" "24e6bd91fff72fa20cfbd8abadfc78743e04b9594083eec7bf2efc7bf6d7b413"`
[INFO] running `"docker" "rm" "-f" "24e6bd91fff72fa20cfbd8abadfc78743e04b9594083eec7bf2efc7bf6d7b413"`
[INFO] [stdout] 24e6bd91fff72fa20cfbd8abadfc78743e04b9594083eec7bf2efc7bf6d7b413