[INFO] cloning repository https://github.com/bonor-ayambem/parallel-gaussian-implementation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bonor-ayambem/parallel-gaussian-implementation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbonor-ayambem%2Fparallel-gaussian-implementation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbonor-ayambem%2Fparallel-gaussian-implementation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1f2ca5630b6a7caa9fd6d638f71273de48095f2
[INFO] building bonor-ayambem/parallel-gaussian-implementation against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbonor-ayambem%2Fparallel-gaussian-implementation" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bonor-ayambem/parallel-gaussian-implementation
[INFO] finished tweaking git repo https://github.com/bonor-ayambem/parallel-gaussian-implementation
[INFO] tweaked toml for git repo https://github.com/bonor-ayambem/parallel-gaussian-implementation written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bonor-ayambem/parallel-gaussian-implementation on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bonor-ayambem/parallel-gaussian-implementation 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52fa2aebb3cd79dc712cd10738adecefeaf5e250f5d941096be1d9dc63a3c5a7
[INFO] running `Command { std: "docker" "start" "-a" "52fa2aebb3cd79dc712cd10738adecefeaf5e250f5d941096be1d9dc63a3c5a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52fa2aebb3cd79dc712cd10738adecefeaf5e250f5d941096be1d9dc63a3c5a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52fa2aebb3cd79dc712cd10738adecefeaf5e250f5d941096be1d9dc63a3c5a7", kill_on_drop: false }`
[INFO] [stdout] 52fa2aebb3cd79dc712cd10738adecefeaf5e250f5d941096be1d9dc63a3c5a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfa8aebb72b8d56d1d3d94ec16fc4283b979e27a406253474680afa56ba9c10b
[INFO] running `Command { std: "docker" "start" "-a" "cfa8aebb72b8d56d1d3d94ec16fc4283b979e27a406253474680afa56ba9c10b", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling homework-3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `pivot_index` is never read
[INFO] [stdout]   --> src/par_gauss2.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let mut pivot_index = pivot_row;
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.49s
[INFO] running `Command { std: "docker" "inspect" "cfa8aebb72b8d56d1d3d94ec16fc4283b979e27a406253474680afa56ba9c10b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfa8aebb72b8d56d1d3d94ec16fc4283b979e27a406253474680afa56ba9c10b", kill_on_drop: false }`
[INFO] [stdout] cfa8aebb72b8d56d1d3d94ec16fc4283b979e27a406253474680afa56ba9c10b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 689f00751b3de1c98c55961ebfc6afad21bb50ec52cf49da6b908d3777912877
[INFO] running `Command { std: "docker" "start" "-a" "689f00751b3de1c98c55961ebfc6afad21bb50ec52cf49da6b908d3777912877", kill_on_drop: false }`
[INFO] [stdout] warning: value assigned to `pivot_index` is never read
[INFO] [stdout]   --> src/par_gauss2.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let mut pivot_index = pivot_row;
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling homework-3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `pivot_index` is never read
[INFO] [stdout]   --> src/par_gauss2.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let mut pivot_index = pivot_row;
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "689f00751b3de1c98c55961ebfc6afad21bb50ec52cf49da6b908d3777912877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "689f00751b3de1c98c55961ebfc6afad21bb50ec52cf49da6b908d3777912877", kill_on_drop: false }`
[INFO] [stdout] 689f00751b3de1c98c55961ebfc6afad21bb50ec52cf49da6b908d3777912877
