[INFO] cloning repository https://github.com/hdzonx/Rust_linear_algebra_and_statistic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hdzonx/Rust_linear_algebra_and_statistic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhdzonx%2FRust_linear_algebra_and_statistic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhdzonx%2FRust_linear_algebra_and_statistic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2dd901f65d0be0f894bcba0670ce69541bbce702
[INFO] testing hdzonx/Rust_linear_algebra_and_statistic against master#7704328ba5ae8d6ce0ac303c9d5a1a1605906766 for pr-146989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhdzonx%2FRust_linear_algebra_and_statistic" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hdzonx/Rust_linear_algebra_and_statistic
[INFO] finished tweaking git repo https://github.com/hdzonx/Rust_linear_algebra_and_statistic
[INFO] tweaked toml for git repo https://github.com/hdzonx/Rust_linear_algebra_and_statistic written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hdzonx/Rust_linear_algebra_and_statistic on toolchain 7704328ba5ae8d6ce0ac303c9d5a1a1605906766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hdzonx/Rust_linear_algebra_and_statistic 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" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b903921a1f28d8129336d71e379178b8ca217d66df4d81b67ecc02060c2f6cb
[INFO] running `Command { std: "docker" "start" "-a" "5b903921a1f28d8129336d71e379178b8ca217d66df4d81b67ecc02060c2f6cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b903921a1f28d8129336d71e379178b8ca217d66df4d81b67ecc02060c2f6cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b903921a1f28d8129336d71e379178b8ca217d66df4d81b67ecc02060c2f6cb", kill_on_drop: false }`
[INFO] [stdout] 5b903921a1f28d8129336d71e379178b8ca217d66df4d81b67ecc02060c2f6cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b14d11f2cd1c7cc1df7559aedb6f17967478ed143a15b4e7a07fcc061ba5b6c3
[INFO] running `Command { std: "docker" "start" "-a" "b14d11f2cd1c7cc1df7559aedb6f17967478ed143a15b4e7a07fcc061ba5b6c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `Array_Sort` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Array_Sort {
[INFO] [stdout]   |        ^^^^^^^^^^ help: convert the identifier to upper camel case: `ArraySort`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `arr` is never read
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Array_Sort {
[INFO] [stdout]   |        ---------- field in this struct
[INFO] [stdout] 2 |     arr: [i32; 6],
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "b14d11f2cd1c7cc1df7559aedb6f17967478ed143a15b4e7a07fcc061ba5b6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b14d11f2cd1c7cc1df7559aedb6f17967478ed143a15b4e7a07fcc061ba5b6c3", kill_on_drop: false }`
[INFO] [stdout] b14d11f2cd1c7cc1df7559aedb6f17967478ed143a15b4e7a07fcc061ba5b6c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6534b30dbb231acf2ba60445038ab128ffeea954a4236eb128cfff5cd6014eb0
[INFO] running `Command { std: "docker" "start" "-a" "6534b30dbb231acf2ba60445038ab128ffeea954a4236eb128cfff5cd6014eb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `Array_Sort` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Array_Sort {
[INFO] [stdout]   |        ^^^^^^^^^^ help: convert the identifier to upper camel case: `ArraySort`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `arr` is never read
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Array_Sort {
[INFO] [stdout]   |        ---------- field in this struct
[INFO] [stdout] 2 |     arr: [i32; 6],
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "6534b30dbb231acf2ba60445038ab128ffeea954a4236eb128cfff5cd6014eb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6534b30dbb231acf2ba60445038ab128ffeea954a4236eb128cfff5cd6014eb0", kill_on_drop: false }`
[INFO] [stdout] 6534b30dbb231acf2ba60445038ab128ffeea954a4236eb128cfff5cd6014eb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a6b254ac2bca2c51793791fc9aecac7120082f933ecc103773a7d821acc87cd
[INFO] running `Command { std: "docker" "start" "-a" "8a6b254ac2bca2c51793791fc9aecac7120082f933ecc103773a7d821acc87cd", kill_on_drop: false }`
[INFO] [stderr] warning: type `Array_Sort` should have an upper camel case name
[INFO] [stderr]  --> src/main.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct Array_Sort {
[INFO] [stderr]   |        ^^^^^^^^^^ help: convert the identifier to upper camel case: `ArraySort`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `arr` is never read
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct Array_Sort {
[INFO] [stderr]   |        ---------- field in this struct
[INFO] [stderr] 2 |     arr: [i32; 6],
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sort` (bin "sort" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sort-9d6d9177109a5191)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8a6b254ac2bca2c51793791fc9aecac7120082f933ecc103773a7d821acc87cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a6b254ac2bca2c51793791fc9aecac7120082f933ecc103773a7d821acc87cd", kill_on_drop: false }`
[INFO] [stdout] 8a6b254ac2bca2c51793791fc9aecac7120082f933ecc103773a7d821acc87cd