[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 master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbonor-ayambem%2Fparallel-gaussian-implementation" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/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-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bonor-ayambem/parallel-gaussian-implementation on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.3
[INFO] [stderr]   Downloaded getrandom v0.2.10
[INFO] [stderr]   Downloaded crossbeam v0.8.2
[INFO] [stderr]   Downloaded either v1.9.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.15
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.8
[INFO] [stderr]   Downloaded rayon-core v1.12.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.8
[INFO] [stderr]   Downloaded rayon v1.8.0
[INFO] [stderr]   Downloaded memoffset v0.9.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66d2be749a5230fe7f23a804fd2eb2421521c9cea96de1e7ef5f2927c07b5153
[INFO] running `Command { std: "docker" "start" "-a" "66d2be749a5230fe7f23a804fd2eb2421521c9cea96de1e7ef5f2927c07b5153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66d2be749a5230fe7f23a804fd2eb2421521c9cea96de1e7ef5f2927c07b5153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66d2be749a5230fe7f23a804fd2eb2421521c9cea96de1e7ef5f2927c07b5153", kill_on_drop: false }`
[INFO] [stdout] 66d2be749a5230fe7f23a804fd2eb2421521c9cea96de1e7ef5f2927c07b5153
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d0011dab4e84901e64c0cf9b34d087191f65f03fd3b75c25afd845e81f86cc8
[INFO] running `Command { std: "docker" "start" "-a" "7d0011dab4e84901e64c0cf9b34d087191f65f03fd3b75c25afd845e81f86cc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[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 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 getrandom v0.2.10
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rayon v1.8.0
[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 6.43s
[INFO] running `Command { std: "docker" "inspect" "7d0011dab4e84901e64c0cf9b34d087191f65f03fd3b75c25afd845e81f86cc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d0011dab4e84901e64c0cf9b34d087191f65f03fd3b75c25afd845e81f86cc8", kill_on_drop: false }`
[INFO] [stdout] 7d0011dab4e84901e64c0cf9b34d087191f65f03fd3b75c25afd845e81f86cc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5a21502fdb6f7b3d50b307ff5d07fe51cb4db00459983ed914ee8bdbca990dc
[INFO] running `Command { std: "docker" "start" "-a" "c5a21502fdb6f7b3d50b307ff5d07fe51cb4db00459983ed914ee8bdbca990dc", kill_on_drop: false }`
[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] [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 0.75s
[INFO] running `Command { std: "docker" "inspect" "c5a21502fdb6f7b3d50b307ff5d07fe51cb4db00459983ed914ee8bdbca990dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5a21502fdb6f7b3d50b307ff5d07fe51cb4db00459983ed914ee8bdbca990dc", kill_on_drop: false }`
[INFO] [stdout] c5a21502fdb6f7b3d50b307ff5d07fe51cb4db00459983ed914ee8bdbca990dc