[INFO] cloning repository https://github.com/bolipus/rustcodewars [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bolipus/rustcodewars" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbolipus%2Frustcodewars", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbolipus%2Frustcodewars'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 29797c0e33d0751a8fe133f92ef600e3ebc1895c [INFO] checking bolipus/rustcodewars against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbolipus%2Frustcodewars" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bolipus/rustcodewars on toolchain 4a04890980766cc79878135f5ade8c0c4321e943 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bolipus/rustcodewars [INFO] finished tweaking git repo https://github.com/bolipus/rustcodewars [INFO] tweaked toml for git repo https://github.com/bolipus/rustcodewars written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/bolipus/rustcodewars already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6fcc0dfa37e3de3ec68472d9667c5dcc6f784b23c1ad58fec8023238b54c55cf [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" "6fcc0dfa37e3de3ec68472d9667c5dcc6f784b23c1ad58fec8023238b54c55cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6fcc0dfa37e3de3ec68472d9667c5dcc6f784b23c1ad58fec8023238b54c55cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6fcc0dfa37e3de3ec68472d9667c5dcc6f784b23c1ad58fec8023238b54c55cf", kill_on_drop: false }` [INFO] [stdout] 6fcc0dfa37e3de3ec68472d9667c5dcc6f784b23c1ad58fec8023238b54c55cf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "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] 436a5b7fced520db536ab76c2b46d094308bc10ad3efe28a2232c3d495ac6aee [INFO] running `Command { std: "docker" "start" "-a" "436a5b7fced520db536ab76c2b46d094308bc10ad3efe28a2232c3d495ac6aee", kill_on_drop: false }` [INFO] [stderr] Checking codewars v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Number_enum` should have an upper camel case name [INFO] [stdout] --> src/main.rs:189:6 [INFO] [stdout] | [INFO] [stdout] 189 | enum Number_enum { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `NumberEnum` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Number_enum` should have an upper camel case name [INFO] [stdout] --> src/main.rs:189:6 [INFO] [stdout] | [INFO] [stdout] 189 | enum Number_enum { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `NumberEnum` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:421:8 [INFO] [stdout] | [INFO] [stdout] 421 | if (rhs == 0) { [INFO] [stdout] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:421:8 [INFO] [stdout] | [INFO] [stdout] 421 | if (rhs == 0) { [INFO] [stdout] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:621:62 [INFO] [stdout] | [INFO] [stdout] 621 | println!("Find 2 in v1: {:?}", array2.into_iter().find(|&&x| x == 2)); [INFO] [stdout] | ^- [INFO] [stdout] | || [INFO] [stdout] | |expected due to this [INFO] [stdout] | expected integer, found reference [INFO] [stdout] | help: you can probably remove the explicit borrow: `x` [INFO] [stdout] | [INFO] [stdout] = note: expected type `{integer}` [INFO] [stdout] found reference `&_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `codewars` [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[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:621:62 [INFO] [stdout] | [INFO] [stdout] 621 | println!("Find 2 in v1: {:?}", array2.into_iter().find(|&&x| x == 2)); [INFO] [stdout] | ^- [INFO] [stdout] | || [INFO] [stdout] | |expected due to this [INFO] [stdout] | expected integer, found reference [INFO] [stdout] | help: you can probably remove the explicit borrow: `x` [INFO] [stdout] | [INFO] [stdout] = note: expected type `{integer}` [INFO] [stdout] found reference `&_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "436a5b7fced520db536ab76c2b46d094308bc10ad3efe28a2232c3d495ac6aee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "436a5b7fced520db536ab76c2b46d094308bc10ad3efe28a2232c3d495ac6aee", kill_on_drop: false }` [INFO] [stdout] 436a5b7fced520db536ab76c2b46d094308bc10ad3efe28a2232c3d495ac6aee