[INFO] updating cached repository https://github.com/NexiePrado/rust-test-task
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef55f636fe6afe4f6e79050205d03c77d7f95877
[INFO] checking NexiePrado/rust-test-task against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNexiePrado%2Frust-test-task" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NexiePrado/rust-test-task on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/NexiePrado/rust-test-task
[INFO] finished tweaking git repo https://github.com/NexiePrado/rust-test-task
[INFO] tweaked toml for git repo https://github.com/NexiePrado/rust-test-task written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/NexiePrado/rust-test-task already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df115e746b91bf8200c4fe8e109f37625f7f5941435e6e814f3c526c6da34e23
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "df115e746b91bf8200c4fe8e109f37625f7f5941435e6e814f3c526c6da34e23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df115e746b91bf8200c4fe8e109f37625f7f5941435e6e814f3c526c6da34e23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df115e746b91bf8200c4fe8e109f37625f7f5941435e6e814f3c526c6da34e23", kill_on_drop: false }`
[INFO] [stdout] df115e746b91bf8200c4fe8e109f37625f7f5941435e6e814f3c526c6da34e23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2e967b066250ee78459fe87621242159c28eef3c25f24fe6d216a744e9ee11cf
[INFO] running `Command { std: "docker" "start" "-a" "2e967b066250ee78459fe87621242159c28eef3c25f24fe6d216a744e9ee11cf", kill_on_drop: false }`
[INFO] [stderr]     Checking miner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: can't compare `&str` with `str`
[INFO] [stdout]   --> src/main.rs:18:27
[INFO] [stdout]    |
[INFO] [stdout] 18 |                     (cell.eq(MINE_SIGN)) as u32
[INFO] [stdout]    |                           ^^ no implementation for `&str == str`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::cmp::PartialEq<str>` is not implemented for `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: can't compare `&str` with `str`
[INFO] [stdout]   --> src/main.rs:47:29
[INFO] [stdout]    |
[INFO] [stdout] 47 |                     if cell.eq(ZERO_SIGN) {
[INFO] [stdout]    |                             ^^ no implementation for `&str == str`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::cmp::PartialEq<str>` is not implemented for `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: can't compare `&str` with `str`
[INFO] [stdout]   --> src/main.rs:18:27
[INFO] [stdout]    |
[INFO] [stdout] 18 |                     (cell.eq(MINE_SIGN)) as u32
[INFO] [stdout]    |                           ^^ no implementation for `&str == str`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::cmp::PartialEq<str>` is not implemented for `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `miner`.
[INFO] [stdout] error[E0277]: can't compare `&str` with `str`
[INFO] [stdout]   --> src/main.rs:47:29
[INFO] [stdout]    |
[INFO] [stdout] 47 |                     if cell.eq(ZERO_SIGN) {
[INFO] [stdout]    |                             ^^ no implementation for `&str == str`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::cmp::PartialEq<str>` is not implemented for `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2e967b066250ee78459fe87621242159c28eef3c25f24fe6d216a744e9ee11cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e967b066250ee78459fe87621242159c28eef3c25f24fe6d216a744e9ee11cf", kill_on_drop: false }`
[INFO] [stdout] 2e967b066250ee78459fe87621242159c28eef3c25f24fe6d216a744e9ee11cf