[INFO] cloning repository https://github.com/andem20/rust-matrix-lib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andem20/rust-matrix-lib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandem20%2Frust-matrix-lib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandem20%2Frust-matrix-lib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c7f88317c4c420656049870885bdc3a20322e39
[INFO] checking andem20/rust-matrix-lib against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandem20%2Frust-matrix-lib" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/andem20/rust-matrix-lib
[INFO] finished tweaking git repo https://github.com/andem20/rust-matrix-lib
[INFO] tweaked toml for git repo https://github.com/andem20/rust-matrix-lib written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andem20/rust-matrix-lib on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andem20/rust-matrix-lib 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f05b6125af1331213f7c3bf329bca6371101e519d649bcaf9f2b95e5ab039e84
[INFO] running `Command { std: "docker" "start" "-a" "f05b6125af1331213f7c3bf329bca6371101e519d649bcaf9f2b95e5ab039e84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f05b6125af1331213f7c3bf329bca6371101e519d649bcaf9f2b95e5ab039e84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f05b6125af1331213f7c3bf329bca6371101e519d649bcaf9f2b95e5ab039e84", kill_on_drop: false }`
[INFO] [stdout] f05b6125af1331213f7c3bf329bca6371101e519d649bcaf9f2b95e5ab039e84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a0321dc3a137f85606fa6c0ed0be996c2bc784fe317c22d7f6e96856b0d11d8
[INFO] running `Command { std: "docker" "start" "-a" "3a0321dc3a137f85606fa6c0ed0be996c2bc784fe317c22d7f6e96856b0d11d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking tensor v0.1.0 (/opt/rustwide/workdir/tensor)
[INFO] [stdout] warning: unused variable: `tensor`
[INFO] [stdout]   --> tensor/src/tensor_mod.rs:28:61
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn broadcast<const L: usize, const Z: usize>(&self, tensor: &Tensor<T, L, Z>) -> Self {
[INFO] [stdout]    |                                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tensor`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tensor`
[INFO] [stdout]   --> tensor/src/tensor_mod.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |         tensor: &Tensor<T, L, Z>,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tensor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tensor`
[INFO] [stdout]   --> tensor/src/tensor_mod.rs:28:61
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn broadcast<const L: usize, const Z: usize>(&self, tensor: &Tensor<T, L, Z>) -> Self {
[INFO] [stdout]    |                                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tensor`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tensor`
[INFO] [stdout]   --> tensor/src/tensor_mod.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |         tensor: &Tensor<T, L, Z>,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tensor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking matrix-library v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `matrix`
[INFO] [stdout]   --> src/matrix/artihemetic.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn dot(&mut self, matrix: &Matrix) -> Self {
[INFO] [stdout]    |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_matrix`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matrix`
[INFO] [stdout]   --> src/matrix/artihemetic.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn dot(&mut self, matrix: &Matrix) -> Self {
[INFO] [stdout]    |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_matrix`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "3a0321dc3a137f85606fa6c0ed0be996c2bc784fe317c22d7f6e96856b0d11d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a0321dc3a137f85606fa6c0ed0be996c2bc784fe317c22d7f6e96856b0d11d8", kill_on_drop: false }`
[INFO] [stdout] 3a0321dc3a137f85606fa6c0ed0be996c2bc784fe317c22d7f6e96856b0d11d8