[INFO] updating cached repository https://github.com/KeenS/100dices
[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] 75585cf9c8c62591212cae77646e4c91d43082ec
[INFO] testing KeenS/100dices against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeenS%2F100dices" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KeenS/100dices 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/KeenS/100dices
[INFO] finished tweaking git repo https://github.com/KeenS/100dices
[INFO] tweaked toml for git repo https://github.com/KeenS/100dices written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/KeenS/100dices 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] [stderr] error: the lock file /big/crater/work/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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] 5218fc4b7519d88dc7caf144d35a1a22579ad87eb657eb0622176b896a3da2a3
[INFO] running `"docker" "start" "-a" "5218fc4b7519d88dc7caf144d35a1a22579ad87eb657eb0622176b896a3da2a3"`
[INFO] [stderr]    Compiling 100dices v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:30:32
[INFO] [stderr]    |
[INFO] [stderr] 30 |                     Ok((tries, mut v)) => {
[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 0.94s
[INFO] running `"docker" "inspect" "5218fc4b7519d88dc7caf144d35a1a22579ad87eb657eb0622176b896a3da2a3"`
[INFO] running `"docker" "rm" "-f" "5218fc4b7519d88dc7caf144d35a1a22579ad87eb657eb0622176b896a3da2a3"`
[INFO] [stdout] 5218fc4b7519d88dc7caf144d35a1a22579ad87eb657eb0622176b896a3da2a3
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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] 6811f5f0a2e8934ac3cf0afdc9d5c10b486c0c966b53234c4042f031ccfb9701
[INFO] running `"docker" "start" "-a" "6811f5f0a2e8934ac3cf0afdc9d5c10b486c0c966b53234c4042f031ccfb9701"`
[INFO] [stderr]    Compiling 100dices v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:30:32
[INFO] [stderr]    |
[INFO] [stderr] 30 |                     Ok((tries, mut v)) => {
[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 0.74s
[INFO] running `"docker" "inspect" "6811f5f0a2e8934ac3cf0afdc9d5c10b486c0c966b53234c4042f031ccfb9701"`
[INFO] running `"docker" "rm" "-f" "6811f5f0a2e8934ac3cf0afdc9d5c10b486c0c966b53234c4042f031ccfb9701"`
[INFO] [stdout] 6811f5f0a2e8934ac3cf0afdc9d5c10b486c0c966b53234c4042f031ccfb9701
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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] ee872d13e486b38c72b18a4c9f11ef85354c61fa17a81f0b4aa856a2db15a94e
[INFO] running `"docker" "start" "-a" "ee872d13e486b38c72b18a4c9f11ef85354c61fa17a81f0b4aa856a2db15a94e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/100dices-355070d3d4e8d9c3
[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" "ee872d13e486b38c72b18a4c9f11ef85354c61fa17a81f0b4aa856a2db15a94e"`
[INFO] running `"docker" "rm" "-f" "ee872d13e486b38c72b18a4c9f11ef85354c61fa17a81f0b4aa856a2db15a94e"`
[INFO] [stdout] ee872d13e486b38c72b18a4c9f11ef85354c61fa17a81f0b4aa856a2db15a94e