[INFO] cloning repository https://github.com/varchodi/nn.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/varchodi/nn.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarchodi%2Fnn.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarchodi%2Fnn.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01a88eac051f6de8babc6b5cdbcebc884432479d
[INFO] building varchodi/nn.rs against try#23647e694de8d0904848ad068b2e0ec2dd098c37+target=wasm32-wasip1 for pr-149868
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarchodi%2Fnn.rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/varchodi/nn.rs
[INFO] finished tweaking git repo https://github.com/varchodi/nn.rs
[INFO] tweaked toml for git repo https://github.com/varchodi/nn.rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/varchodi/nn.rs on toolchain 23647e694de8d0904848ad068b2e0ec2dd098c37
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/varchodi/nn.rs 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" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e067f7fe711ba29d7dec94fac4cc15e4d2faccb22b653ef8d52b5f9268274fb1
[INFO] running `Command { std: "docker" "start" "-a" "e067f7fe711ba29d7dec94fac4cc15e4d2faccb22b653ef8d52b5f9268274fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e067f7fe711ba29d7dec94fac4cc15e4d2faccb22b653ef8d52b5f9268274fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e067f7fe711ba29d7dec94fac4cc15e4d2faccb22b653ef8d52b5f9268274fb1", kill_on_drop: false }`
[INFO] [stdout] e067f7fe711ba29d7dec94fac4cc15e4d2faccb22b653ef8d52b5f9268274fb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "build" "--frozen" "--message-format=json" "--target" "wasm32-wasip1", kill_on_drop: false }`
[INFO] [stdout] 4ef6acc8a8508d133363a99e6e985a13ded5f6fcdcd8f6c393821f9d8249fde5
[INFO] running `Command { std: "docker" "start" "-a" "4ef6acc8a8508d133363a99e6e985a13ded5f6fcdcd8f6c393821f9d8249fde5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.73
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling nn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/main.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let (m, n) = x.dim;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.29s
[INFO] running `Command { std: "docker" "inspect" "4ef6acc8a8508d133363a99e6e985a13ded5f6fcdcd8f6c393821f9d8249fde5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ef6acc8a8508d133363a99e6e985a13ded5f6fcdcd8f6c393821f9d8249fde5", kill_on_drop: false }`
[INFO] [stdout] 4ef6acc8a8508d133363a99e6e985a13ded5f6fcdcd8f6c393821f9d8249fde5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "test" "--frozen" "--no-run" "--message-format=json" "--target" "wasm32-wasip1", kill_on_drop: false }`
[INFO] [stdout] aedf06b3fd307260613524c6ef9d0c2a9136a7011837d42330c35d40a95696fc
[INFO] running `Command { std: "docker" "start" "-a" "aedf06b3fd307260613524c6ef9d0c2a9136a7011837d42330c35d40a95696fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling nn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/main.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let (m, n) = x.dim;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "aedf06b3fd307260613524c6ef9d0c2a9136a7011837d42330c35d40a95696fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aedf06b3fd307260613524c6ef9d0c2a9136a7011837d42330c35d40a95696fc", kill_on_drop: false }`
[INFO] [stdout] aedf06b3fd307260613524c6ef9d0c2a9136a7011837d42330c35d40a95696fc