[INFO] updating cached repository NexiePrado/rust-test-task
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/NexiePrado/rust-test-task
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/NexiePrado/rust-test-task" "work/ex/beta-1.38-1/sources/1.37.0/gh/NexiePrado/rust-test-task"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/NexiePrado/rust-test-task'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/NexiePrado/rust-test-task" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/NexiePrado/rust-test-task"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/NexiePrado/rust-test-task'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ef55f636fe6afe4f6e79050205d03c77d7f95877
[INFO] sha for GitHub repo NexiePrado/rust-test-task: ef55f636fe6afe4f6e79050205d03c77d7f95877
[INFO] validating manifest of NexiePrado/rust-test-task 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 NexiePrado/rust-test-task 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 NexiePrado/rust-test-task
[INFO] finished frobbing NexiePrado/rust-test-task
[INFO] frobbed toml for NexiePrado/rust-test-task written to work/ex/beta-1.38-1/sources/1.37.0/gh/NexiePrado/rust-test-task/Cargo.toml
[INFO] started frobbing NexiePrado/rust-test-task
[INFO] finished frobbing NexiePrado/rust-test-task
[INFO] frobbed toml for NexiePrado/rust-test-task written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/NexiePrado/rust-test-task/Cargo.toml
[INFO] crate NexiePrado/rust-test-task 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 NexiePrado/rust-test-task against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/NexiePrado/rust-test-task:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 1127e67a68f4890ffd66cbe142f88e9d48f036a18d6b919f34c539018662c6c5
[INFO] running `"docker" "start" "-a" "1127e67a68f4890ffd66cbe142f88e9d48f036a18d6b919f34c539018662c6c5"`
[INFO] [stderr]    Compiling miner v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0277]: can't compare `&str` with `str`
[INFO] [stderr]   --> src/main.rs:18:27
[INFO] [stderr]    |
[INFO] [stderr] 18 |                     (cell.eq(MINE_SIGN)) as u32
[INFO] [stderr]    |                           ^^ no implementation for `&str == str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::cmp::PartialEq<str>` is not implemented for `&str`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: can't compare `&str` with `str`
[INFO] [stderr]   --> src/main.rs:47:29
[INFO] [stderr]    |
[INFO] [stderr] 47 |                     if cell.eq(ZERO_SIGN) {
[INFO] [stderr]    |                             ^^ no implementation for `&str == str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::cmp::PartialEq<str>` is not implemented for `&str`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: Could not compile `miner`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1127e67a68f4890ffd66cbe142f88e9d48f036a18d6b919f34c539018662c6c5"`
[INFO] running `"docker" "rm" "-f" "1127e67a68f4890ffd66cbe142f88e9d48f036a18d6b919f34c539018662c6c5"`
[INFO] [stdout] 1127e67a68f4890ffd66cbe142f88e9d48f036a18d6b919f34c539018662c6c5