[INFO] cloning repository https://github.com/bruno-costanzo/kata-machine-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bruno-costanzo/kata-machine-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbruno-costanzo%2Fkata-machine-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbruno-costanzo%2Fkata-machine-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46177b515449a65d2ca047427c68e9413f7d8083
[INFO] checking bruno-costanzo/kata-machine-rust against master#32cd9114712a24010b0583624dc52ac302194128 for pr-143717
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbruno-costanzo%2Fkata-machine-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bruno-costanzo/kata-machine-rust
[INFO] finished tweaking git repo https://github.com/bruno-costanzo/kata-machine-rust
[INFO] tweaked toml for git repo https://github.com/bruno-costanzo/kata-machine-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bruno-costanzo/kata-machine-rust on toolchain 32cd9114712a24010b0583624dc52ac302194128
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bruno-costanzo/kata-machine-rust 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" "+32cd9114712a24010b0583624dc52ac302194128" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9636b3df20d03be27f49ec3fecb96344ab5cdf91eba9ce0bfedddf4c871e42f7
[INFO] running `Command { std: "docker" "start" "-a" "9636b3df20d03be27f49ec3fecb96344ab5cdf91eba9ce0bfedddf4c871e42f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9636b3df20d03be27f49ec3fecb96344ab5cdf91eba9ce0bfedddf4c871e42f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9636b3df20d03be27f49ec3fecb96344ab5cdf91eba9ce0bfedddf4c871e42f7", kill_on_drop: false }`
[INFO] [stdout] 9636b3df20d03be27f49ec3fecb96344ab5cdf91eba9ce0bfedddf4c871e42f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+32cd9114712a24010b0583624dc52ac302194128" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a0a00d8bbd40cd069bcc42fc683c58ceacbc240d0adb1a86b0f0ce7e262c61b
[INFO] running `Command { std: "docker" "start" "-a" "1a0a00d8bbd40cd069bcc42fc683c58ceacbc240d0adb1a86b0f0ce7e262c61b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking kata-machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `binary_search_list` is never used
[INFO] [stdout]  --> src/binary_search_list.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn binary_search_list<T: Ord>(arr: &[T], target: &T) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `crystal_balls_list` is never used
[INFO] [stdout]  --> src/crystal_balls_list.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn crystal_balls_list(arr: &[bool]) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `found_first_broken_floor` is never used
[INFO] [stdout]   --> src/crystal_balls_list.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn found_first_broken_floor(mut floor: usize, arr: &[bool]) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_crystal_broken` is never used
[INFO] [stdout]   --> src/crystal_balls_list.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn is_crystal_broken(floor: usize, arr: &[bool]) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `linear_search_list` is never used
[INFO] [stdout]  --> src/linear_search_list.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn linear_search_list(haystack: [i32; 5], needle: i32) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `binary_search_list` is never used
[INFO] [stdout]  --> src/binary_search_list.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn binary_search_list<T: Ord>(arr: &[T], target: &T) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `crystal_balls_list` is never used
[INFO] [stdout]  --> src/crystal_balls_list.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn crystal_balls_list(arr: &[bool]) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `found_first_broken_floor` is never used
[INFO] [stdout]   --> src/crystal_balls_list.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn found_first_broken_floor(mut floor: usize, arr: &[bool]) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_crystal_broken` is never used
[INFO] [stdout]   --> src/crystal_balls_list.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn is_crystal_broken(floor: usize, arr: &[bool]) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `linear_search_list` is never used
[INFO] [stdout]  --> src/linear_search_list.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn linear_search_list(haystack: [i32; 5], needle: i32) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "1a0a00d8bbd40cd069bcc42fc683c58ceacbc240d0adb1a86b0f0ce7e262c61b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a0a00d8bbd40cd069bcc42fc683c58ceacbc240d0adb1a86b0f0ce7e262c61b", kill_on_drop: false }`
[INFO] [stdout] 1a0a00d8bbd40cd069bcc42fc683c58ceacbc240d0adb1a86b0f0ce7e262c61b