[INFO] cloning repository https://github.com/ziyadedher/tensr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ziyadedher/tensr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fziyadedher%2Ftensr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fziyadedher%2Ftensr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc0480ce08f9af1423fb81524987a0669762481f
[INFO] checking ziyadedher/tensr against master#42b384ec0dfcd528d99a4db0a337d9188a9eecaa for pr-133502-16
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fziyadedher%2Ftensr" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ziyadedher/tensr
[INFO] finished tweaking git repo https://github.com/ziyadedher/tensr
[INFO] tweaked toml for git repo https://github.com/ziyadedher/tensr written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ziyadedher/tensr on toolchain 42b384ec0dfcd528d99a4db0a337d9188a9eecaa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+42b384ec0dfcd528d99a4db0a337d9188a9eecaa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ziyadedher/tensr 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" "+42b384ec0dfcd528d99a4db0a337d9188a9eecaa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+42b384ec0dfcd528d99a4db0a337d9188a9eecaa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91c0ae2d1f59a17e4a12f9f25438ce1d36fc60e598c2fe37b326c69cdf6b43d8
[INFO] running `Command { std: "docker" "start" "-a" "91c0ae2d1f59a17e4a12f9f25438ce1d36fc60e598c2fe37b326c69cdf6b43d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91c0ae2d1f59a17e4a12f9f25438ce1d36fc60e598c2fe37b326c69cdf6b43d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91c0ae2d1f59a17e4a12f9f25438ce1d36fc60e598c2fe37b326c69cdf6b43d8", kill_on_drop: false }`
[INFO] [stdout] 91c0ae2d1f59a17e4a12f9f25438ce1d36fc60e598c2fe37b326c69cdf6b43d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+42b384ec0dfcd528d99a4db0a337d9188a9eecaa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4711ec83262eb81719ba18aed9c01bde27bdafe1ef798d140d18ea348b2439af
[INFO] running `Command { std: "docker" "start" "-a" "4711ec83262eb81719ba18aed9c01bde27bdafe1ef798d140d18ea348b2439af", kill_on_drop: false }`
[INFO] [stderr]     Checking tensr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Add` and `Mul`
[INFO] [stdout]  --> src/tensor/tensor3.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::{Add, Mul};
[INFO] [stdout]   |                ^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Scalar` and `Vector`
[INFO] [stdout]  --> src/tensor/tensor3.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 |     tensor::{Scalar, Tensor, Vector},
[INFO] [stdout]   |              ^^^^^^          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Add` and `Mul`
[INFO] [stdout]  --> src/tensor/tensor3.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::{Add, Mul};
[INFO] [stdout]   |                ^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Scalar` and `Vector`
[INFO] [stdout]  --> src/tensor/tensor3.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 |     tensor::{Scalar, Tensor, Vector},
[INFO] [stdout]   |              ^^^^^^          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Scalar` and `Vector`
[INFO] [stdout]  --> src/main.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use tensr::tensor::{Matrix, Scalar, Tensor, Vector};
[INFO] [stdout]   |                             ^^^^^^          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]  --> src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let d = c + Matrix::<f32, 3, 3>::identity();
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let c1: Matrix<f32, 5, 3> = a1 + b1;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Scalar` and `Vector`
[INFO] [stdout]  --> src/main.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use tensr::tensor::{Matrix, Scalar, Tensor, Vector};
[INFO] [stdout]   |                             ^^^^^^          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]  --> src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let d = c + Matrix::<f32, 3, 3>::identity();
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let c1: Matrix<f32, 5, 3> = a1 + b1;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "4711ec83262eb81719ba18aed9c01bde27bdafe1ef798d140d18ea348b2439af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4711ec83262eb81719ba18aed9c01bde27bdafe1ef798d140d18ea348b2439af", kill_on_drop: false }`
[INFO] [stdout] 4711ec83262eb81719ba18aed9c01bde27bdafe1ef798d140d18ea348b2439af