[INFO] cloning repository https://github.com/annpinchuk/lab1_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/annpinchuk/lab1_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fannpinchuk%2Flab1_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fannpinchuk%2Flab1_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf5bfe54093707bc569f700ea0017256c6e9d28b
[INFO] checking annpinchuk/lab1_rust/bf5bfe54093707bc569f700ea0017256c6e9d28b against master#717f5df2c308dfb4b7b8e6c002c11fe8269c4011 for pr-133274
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fannpinchuk%2Flab1_rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/annpinchuk/lab1_rust on toolchain 717f5df2c308dfb4b7b8e6c002c11fe8269c4011
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+717f5df2c308dfb4b7b8e6c002c11fe8269c4011" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/annpinchuk/lab1_rust
[INFO] finished tweaking git repo https://github.com/annpinchuk/lab1_rust
[INFO] tweaked toml for git repo https://github.com/annpinchuk/lab1_rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/annpinchuk/lab1_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" "+717f5df2c308dfb4b7b8e6c002c11fe8269c4011" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+717f5df2c308dfb4b7b8e6c002c11fe8269c4011" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96c13a35b277f10da749cfeb11cb154318728b263f68e4781880d235079803e0
[INFO] running `Command { std: "docker" "start" "-a" "96c13a35b277f10da749cfeb11cb154318728b263f68e4781880d235079803e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96c13a35b277f10da749cfeb11cb154318728b263f68e4781880d235079803e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96c13a35b277f10da749cfeb11cb154318728b263f68e4781880d235079803e0", kill_on_drop: false }`
[INFO] [stdout] 96c13a35b277f10da749cfeb11cb154318728b263f68e4781880d235079803e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+717f5df2c308dfb4b7b8e6c002c11fe8269c4011" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1555fff2b15173a80abf6e6bf47a55c36c97c5049d9ff79784c2f13b7632a6d
[INFO] running `Command { std: "docker" "start" "-a" "d1555fff2b15173a80abf6e6bf47a55c36c97c5049d9ff79784c2f13b7632a6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking lab1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `task1020` is never used
[INFO] [stdout]   --> src/main.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn task1020(a: &Vec<Vec<f64>>) -> Vec<Vec<usize>> {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `task577` is never used
[INFO] [stdout]   --> src/main.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn task577(a: &[usize; 10], k_arr: &[usize]) -> Vec<usize> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `task692g` is never used
[INFO] [stdout]    --> src/main.rs:154:4
[INFO] [stdout]     |
[INFO] [stdout] 154 | fn task692g(a: &Vec<Vec<f64>>) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "d1555fff2b15173a80abf6e6bf47a55c36c97c5049d9ff79784c2f13b7632a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1555fff2b15173a80abf6e6bf47a55c36c97c5049d9ff79784c2f13b7632a6d", kill_on_drop: false }`
[INFO] [stdout] d1555fff2b15173a80abf6e6bf47a55c36c97c5049d9ff79784c2f13b7632a6d