[INFO] updating cached repository https://github.com/bluejekyll/triword
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] 542e956dbf701845da56f86b349bec71416ade78
[INFO] testing bluejekyll/triword against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbluejekyll%2Ftriword" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bluejekyll/triword on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/bluejekyll/triword
[INFO] finished tweaking git repo https://github.com/bluejekyll/triword
[INFO] tweaked toml for git repo https://github.com/bluejekyll/triword written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/bluejekyll/triword already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 0b82eb01c258a567285e60c298a02c5561461ee272806857433df39f6ce7bd8e
[INFO] running `"docker" "start" "-a" "0b82eb01c258a567285e60c298a02c5561461ee272806857433df39f6ce7bd8e"`
[INFO] [stderr]    Compiling serde v1.0.39
[INFO] [stderr]    Compiling proc-macro2 v0.3.6
[INFO] [stderr]    Compiling radix_trie v0.1.3
[INFO] [stderr]    Compiling quote v0.5.1
[INFO] [stderr]    Compiling syn v0.13.1
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]    Compiling serde_derive v1.0.39
[INFO] [stderr]    Compiling serde_json v1.0.15
[INFO] [stderr]    Compiling triword v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:149:14
[INFO] [stderr]     |
[INFO] [stderr] 149 |         for (mut this_slot, that_slot) in self.0.iter_mut().zip(grid_count.0.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]     Finished dev [unoptimized + debuginfo] target(s) in 22.44s
[INFO] running `"docker" "inspect" "0b82eb01c258a567285e60c298a02c5561461ee272806857433df39f6ce7bd8e"`
[INFO] running `"docker" "rm" "-f" "0b82eb01c258a567285e60c298a02c5561461ee272806857433df39f6ce7bd8e"`
[INFO] [stdout] 0b82eb01c258a567285e60c298a02c5561461ee272806857433df39f6ce7bd8e
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] cd8ff6276bb2126487848e9e1e79bdedc31fe809f503363f6295117600586e0a
[INFO] running `"docker" "start" "-a" "cd8ff6276bb2126487848e9e1e79bdedc31fe809f503363f6295117600586e0a"`
[INFO] [stderr]    Compiling triword v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:149:14
[INFO] [stderr]     |
[INFO] [stderr] 149 |         for (mut this_slot, that_slot) in self.0.iter_mut().zip(grid_count.0.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]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `"docker" "inspect" "cd8ff6276bb2126487848e9e1e79bdedc31fe809f503363f6295117600586e0a"`
[INFO] running `"docker" "rm" "-f" "cd8ff6276bb2126487848e9e1e79bdedc31fe809f503363f6295117600586e0a"`
[INFO] [stdout] cd8ff6276bb2126487848e9e1e79bdedc31fe809f503363f6295117600586e0a
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 63c4271912554e2f1e5351f84bc284251da50d69b89f31eb47589b23bb8d4536
[INFO] running `"docker" "start" "-a" "63c4271912554e2f1e5351f84bc284251da50d69b89f31eb47589b23bb8d4536"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/triword-db8cb0eba1631124
[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] [stderr]      Running /opt/rustwide/target/debug/deps/triword-ecfdacff8aa7d8fb
[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] [stderr]    Doc-tests triword
[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" "63c4271912554e2f1e5351f84bc284251da50d69b89f31eb47589b23bb8d4536"`
[INFO] running `"docker" "rm" "-f" "63c4271912554e2f1e5351f84bc284251da50d69b89f31eb47589b23bb8d4536"`
[INFO] [stdout] 63c4271912554e2f1e5351f84bc284251da50d69b89f31eb47589b23bb8d4536