[INFO] cloning repository https://github.com/Bear-V/bear_codewars
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bear-V/bear_codewars" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBear-V%2Fbear_codewars", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBear-V%2Fbear_codewars'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 368e54fc9331019b52b067b8680ce97eabaf8698
[INFO] checking Bear-V/bear_codewars against master#8f21a5c92ea55c348c275a1bc4fedbdf181e0d64 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBear-V%2Fbear_codewars" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Bear-V/bear_codewars
[INFO] finished tweaking git repo https://github.com/Bear-V/bear_codewars
[INFO] tweaked toml for git repo https://github.com/Bear-V/bear_codewars written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Bear-V/bear_codewars on toolchain 8f21a5c92ea55c348c275a1bc4fedbdf181e0d64
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Bear-V/bear_codewars already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d79ef6f93d43efeaec4fa508cea7388da97178930b0b1ef26d088a93772c945
[INFO] running `Command { std: "docker" "start" "-a" "3d79ef6f93d43efeaec4fa508cea7388da97178930b0b1ef26d088a93772c945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d79ef6f93d43efeaec4fa508cea7388da97178930b0b1ef26d088a93772c945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d79ef6f93d43efeaec4fa508cea7388da97178930b0b1ef26d088a93772c945", kill_on_drop: false }`
[INFO] [stdout] 3d79ef6f93d43efeaec4fa508cea7388da97178930b0b1ef26d088a93772c945
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 141d8a48f974d42beebf7c2285a562dfd599beb523d56ae1068f22f6fba7792d
[INFO] running `Command { std: "docker" "start" "-a" "141d8a48f974d42beebf7c2285a562dfd599beb523d56ae1068f22f6fba7792d", kill_on_drop: false }`
[INFO] [stderr]     Checking code_war_for_me v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `new_num` is never used
[INFO] [stdout]   --> tests/tribonacci_sequence.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn new_num(arr: &mut Vec<f64>, n: usize) -> &mut Vec<f64> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> tests/diophantine_equation.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn solequa(n: u64) -> Vec<(u64, u64)> {
[INFO] [stdout]   |            ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> tests/hell_snail.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut vec = vec![];
[INFO] [stdout]   |         ----^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `float_eq`
[INFO] [stdout]   --> tests/difficult_magnet_particules_in_boxes.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     use float_eq::float_eq;
[INFO] [stdout]    |         ^^^^^^^^ use of unresolved module or unlinked crate `float_eq`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `float_eq`, use `cargo add float_eq` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `maxk`
[INFO] [stdout]  --> tests/difficult_magnet_particules_in_boxes.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn doubles(maxk: i32, maxn: i32) -> f64{
[INFO] [stdout]   |            ^^^^ help: if this is intentional, prefix it with an underscore: `_maxk`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `maxn`
[INFO] [stdout]  --> tests/difficult_magnet_particules_in_boxes.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn doubles(maxk: i32, maxn: i32) -> f64{
[INFO] [stdout]   |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_maxn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `float_eq`
[INFO] [stdout]   --> tests/hell_parabolic_arc_length.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | use float_eq::float_eq;
[INFO] [stdout]    |     ^^^^^^^^ use of unresolved module or unlinked crate `float_eq`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `float_eq`, use `cargo add float_eq` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `code_war_for_me` (test "difficult_magnet_particules_in_boxes") due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `code_war_for_me` (test "hell_parabolic_arc_length") due to 1 previous error
[INFO] [stdout] warning: unused variable: `triplets`
[INFO] [stdout]  --> tests/hell_recover_a_secret_string_from_random_triplets.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn recover_secret(triplets: Vec<[char; 3]>) -> String {
[INFO] [stdout]   |                   ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_triplets`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "141d8a48f974d42beebf7c2285a562dfd599beb523d56ae1068f22f6fba7792d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "141d8a48f974d42beebf7c2285a562dfd599beb523d56ae1068f22f6fba7792d", kill_on_drop: false }`
[INFO] [stdout] 141d8a48f974d42beebf7c2285a562dfd599beb523d56ae1068f22f6fba7792d
