[INFO] cloning repository https://github.com/quadratech188/matpow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quadratech188/matpow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquadratech188%2Fmatpow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquadratech188%2Fmatpow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7a6b5e1658164b2964b6b1dee5a86355482cc39e
[INFO] checking quadratech188/matpow against master#89a99936d9e76a50e8df622e7242190841fd871b for pr-156160-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquadratech188%2Fmatpow" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/quadratech188/matpow
[INFO] finished tweaking git repo https://github.com/quadratech188/matpow
[INFO] tweaked toml for git repo https://github.com/quadratech188/matpow written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/quadratech188/matpow on toolchain 89a99936d9e76a50e8df622e7242190841fd871b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+89a99936d9e76a50e8df622e7242190841fd871b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/quadratech188/matpow 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" "+89a99936d9e76a50e8df622e7242190841fd871b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:fd22e2154e7db748230f413534f3a6d034160c9d2b7c14b90fba4e9bfc1a36d4" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9b297dd8345d4838f4f90a70503a7de763be9e914d9559001e33249b026bb51e
[INFO] running `Command { std: "docker" "start" "9b297dd8345d4838f4f90a70503a7de763be9e914d9559001e33249b026bb51e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9b297dd8345d4838f4f90a70503a7de763be9e914d9559001e33249b026bb51e" "/opt/rustwide/cargo-home/bin/cargo" "+89a99936d9e76a50e8df622e7242190841fd871b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b297dd8345d4838f4f90a70503a7de763be9e914d9559001e33249b026bb51e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9b297dd8345d4838f4f90a70503a7de763be9e914d9559001e33249b026bb51e" "/opt/rustwide/cargo-home/bin/cargo" "+89a99936d9e76a50e8df622e7242190841fd871b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: function `mat_identity_f64` is never used
[INFO] [stdout]   --> src/main.rs:69:4
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn mat_identity_f64(n: usize) -> Array2<f64> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `identity_bigint` is never used
[INFO] [stdout]    --> src/main.rs:200:4
[INFO] [stdout]     |
[INFO] [stdout] 200 | fn identity_bigint(n: usize) -> BigIntMatrix {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mat_identity_f64` is never used
[INFO] [stdout]   --> src/main.rs:69:4
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn mat_identity_f64(n: usize) -> Array2<f64> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `identity_bigint` is never used
[INFO] [stdout]    --> src/main.rs:200:4
[INFO] [stdout]     |
[INFO] [stdout] 200 | fn identity_bigint(n: usize) -> BigIntMatrix {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 49s
[INFO] running `Command { std: "docker" "inspect" "9b297dd8345d4838f4f90a70503a7de763be9e914d9559001e33249b026bb51e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b297dd8345d4838f4f90a70503a7de763be9e914d9559001e33249b026bb51e", kill_on_drop: false }`
[INFO] [stdout] 9b297dd8345d4838f4f90a70503a7de763be9e914d9559001e33249b026bb51e
