[INFO] cloning repository https://github.com/samsumas/NotEfficientFourierMotzElimination
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samsumas/NotEfficientFourierMotzElimination" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamsumas%2FNotEfficientFourierMotzElimination", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamsumas%2FNotEfficientFourierMotzElimination'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84d28991397fe56b3c504a036377d4d0fd08e17b
[INFO] building samsumas/NotEfficientFourierMotzElimination against master#461e8078010433ff7de2db2aaae8a3cfb0847215 for pr-94962
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamsumas%2FNotEfficientFourierMotzElimination" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samsumas/NotEfficientFourierMotzElimination on toolchain 461e8078010433ff7de2db2aaae8a3cfb0847215
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/samsumas/NotEfficientFourierMotzElimination
[INFO] finished tweaking git repo https://github.com/samsumas/NotEfficientFourierMotzElimination
[INFO] tweaked toml for git repo https://github.com/samsumas/NotEfficientFourierMotzElimination written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/samsumas/NotEfficientFourierMotzElimination already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 530fa0987ac6058981074e45097b84f1e08b2d9eb31566804c679dce883f5f36
[INFO] running `Command { std: "docker" "start" "-a" "530fa0987ac6058981074e45097b84f1e08b2d9eb31566804c679dce883f5f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "530fa0987ac6058981074e45097b84f1e08b2d9eb31566804c679dce883f5f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "530fa0987ac6058981074e45097b84f1e08b2d9eb31566804c679dce883f5f36", kill_on_drop: false }`
[INFO] [stdout] 530fa0987ac6058981074e45097b84f1e08b2d9eb31566804c679dce883f5f36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 403d27740629a49a6e1d177fa246d36b8cbefb9adc1fa3455ed593fefcf39679
[INFO] running `Command { std: "docker" "start" "-a" "403d27740629a49a6e1d177fa246d36b8cbefb9adc1fa3455ed593fefcf39679", kill_on_drop: false }`
[INFO] [stderr]    Compiling fme v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `c`
[INFO] [stdout]  --> src/main.rs:1:49
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Polyhedra { A:Vec<Vec<i64>>, b:Vec<i64>, c:Option<Vec<i64>> }
[INFO] [stdout]   |                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `A` should have a snake case name
[INFO] [stdout]  --> src/main.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Polyhedra { A:Vec<Vec<i64>>, b:Vec<i64>, c:Option<Vec<i64>> }
[INFO] [stdout]   |                    ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "403d27740629a49a6e1d177fa246d36b8cbefb9adc1fa3455ed593fefcf39679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "403d27740629a49a6e1d177fa246d36b8cbefb9adc1fa3455ed593fefcf39679", kill_on_drop: false }`
[INFO] [stdout] 403d27740629a49a6e1d177fa246d36b8cbefb9adc1fa3455ed593fefcf39679
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d25e0771a2db639a4d4b6df6346423d7155e759be65f84560f8de1b23e36fd28
[INFO] running `Command { std: "docker" "start" "-a" "d25e0771a2db639a4d4b6df6346423d7155e759be65f84560f8de1b23e36fd28", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fme v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `c`
[INFO] [stdout]  --> src/main.rs:1:49
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Polyhedra { A:Vec<Vec<i64>>, b:Vec<i64>, c:Option<Vec<i64>> }
[INFO] [stdout]   |                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `A` should have a snake case name
[INFO] [stdout]  --> src/main.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Polyhedra { A:Vec<Vec<i64>>, b:Vec<i64>, c:Option<Vec<i64>> }
[INFO] [stdout]   |                    ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/fme-15b5d786bdaea0c1)
[INFO] running `Command { std: "docker" "inspect" "d25e0771a2db639a4d4b6df6346423d7155e759be65f84560f8de1b23e36fd28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d25e0771a2db639a4d4b6df6346423d7155e759be65f84560f8de1b23e36fd28", kill_on_drop: false }`
[INFO] [stdout] d25e0771a2db639a4d4b6df6346423d7155e759be65f84560f8de1b23e36fd28