[INFO] cloning repository https://github.com/kopytlyanka/engine-math
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kopytlyanka/engine-math" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkopytlyanka%2Fengine-math", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkopytlyanka%2Fengine-math'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0eae2c0a48db37413e6107304b183eb8481b409e
[INFO] checking kopytlyanka/engine-math against master#a5db378dc14a40dd1580c27fb8362156446382c3 for pr-136490
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkopytlyanka%2Fengine-math" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kopytlyanka/engine-math on toolchain a5db378dc14a40dd1580c27fb8362156446382c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5db378dc14a40dd1580c27fb8362156446382c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kopytlyanka/engine-math
[INFO] finished tweaking git repo https://github.com/kopytlyanka/engine-math
[INFO] tweaked toml for git repo https://github.com/kopytlyanka/engine-math written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kopytlyanka/engine-math 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" "+a5db378dc14a40dd1580c27fb8362156446382c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a5db378dc14a40dd1580c27fb8362156446382c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3269bcc451f5cd68bd248a88312417e1413fe2025f4e69d40196e4ec08f6de3a
[INFO] running `Command { std: "docker" "start" "-a" "3269bcc451f5cd68bd248a88312417e1413fe2025f4e69d40196e4ec08f6de3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3269bcc451f5cd68bd248a88312417e1413fe2025f4e69d40196e4ec08f6de3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3269bcc451f5cd68bd248a88312417e1413fe2025f4e69d40196e4ec08f6de3a", kill_on_drop: false }`
[INFO] [stdout] 3269bcc451f5cd68bd248a88312417e1413fe2025f4e69d40196e4ec08f6de3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a5db378dc14a40dd1580c27fb8362156446382c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78fa8d3c388ceb87793a73fb00fe219e7b6d55c3b9dbbe4462c5f2ac7a257869
[INFO] running `Command { std: "docker" "start" "-a" "78fa8d3c388ceb87793a73fb00fe219e7b6d55c3b9dbbe4462c5f2ac7a257869", kill_on_drop: false }`
[INFO] [stderr]     Checking engine-math v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of a double negation
[INFO] [stdout]    --> src/matrices/mat2.rs:409:20
[INFO] [stdout]     |
[INFO] [stdout] 409 |         assert_eq!(--mat, mat);
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the prefix `--` could be misinterpreted as a decrement operator which exists in other languages
[INFO] [stdout]     = note: use `-= 1` if you meant to decrement the value
[INFO] [stdout]     = note: `#[warn(double_negations)]` on by default
[INFO] [stdout] help: add parentheses for clarity
[INFO] [stdout]     |
[INFO] [stdout] 409 |         assert_eq!(-(-mat), mat);
[INFO] [stdout]     |                     +    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of a double negation
[INFO] [stdout]    --> src/matrices/mat3.rs:478:20
[INFO] [stdout]     |
[INFO] [stdout] 478 |         assert_eq!(--mat, mat);
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the prefix `--` could be misinterpreted as a decrement operator which exists in other languages
[INFO] [stdout]     = note: use `-= 1` if you meant to decrement the value
[INFO] [stdout] help: add parentheses for clarity
[INFO] [stdout]     |
[INFO] [stdout] 478 |         assert_eq!(-(-mat), mat);
[INFO] [stdout]     |                     +    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of a double negation
[INFO] [stdout]    --> src/matrices/mat4.rs:774:20
[INFO] [stdout]     |
[INFO] [stdout] 774 |         assert_eq!(--mat, mat);
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the prefix `--` could be misinterpreted as a decrement operator which exists in other languages
[INFO] [stdout]     = note: use `-= 1` if you meant to decrement the value
[INFO] [stdout] help: add parentheses for clarity
[INFO] [stdout]     |
[INFO] [stdout] 774 |         assert_eq!(-(-mat), mat);
[INFO] [stdout]     |                     +    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of a double negation
[INFO] [stdout]    --> src/vectors/vec2.rs:350:20
[INFO] [stdout]     |
[INFO] [stdout] 350 |         assert_eq!(--vec, vec);
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the prefix `--` could be misinterpreted as a decrement operator which exists in other languages
[INFO] [stdout]     = note: use `-= 1` if you meant to decrement the value
[INFO] [stdout] help: add parentheses for clarity
[INFO] [stdout]     |
[INFO] [stdout] 350 |         assert_eq!(-(-vec), vec);
[INFO] [stdout]     |                     +    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of a double negation
[INFO] [stdout]    --> src/vectors/vec3.rs:414:20
[INFO] [stdout]     |
[INFO] [stdout] 414 |         assert_eq!(--vec, vec);
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the prefix `--` could be misinterpreted as a decrement operator which exists in other languages
[INFO] [stdout]     = note: use `-= 1` if you meant to decrement the value
[INFO] [stdout] help: add parentheses for clarity
[INFO] [stdout]     |
[INFO] [stdout] 414 |         assert_eq!(-(-vec), vec);
[INFO] [stdout]     |                     +    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of a double negation
[INFO] [stdout]    --> src/vectors/vec4.rs:374:20
[INFO] [stdout]     |
[INFO] [stdout] 374 |         assert_eq!(--vec, vec);
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the prefix `--` could be misinterpreted as a decrement operator which exists in other languages
[INFO] [stdout]     = note: use `-= 1` if you meant to decrement the value
[INFO] [stdout] help: add parentheses for clarity
[INFO] [stdout]     |
[INFO] [stdout] 374 |         assert_eq!(-(-vec), vec);
[INFO] [stdout]     |                     +    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "78fa8d3c388ceb87793a73fb00fe219e7b6d55c3b9dbbe4462c5f2ac7a257869", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78fa8d3c388ceb87793a73fb00fe219e7b6d55c3b9dbbe4462c5f2ac7a257869", kill_on_drop: false }`
[INFO] [stdout] 78fa8d3c388ceb87793a73fb00fe219e7b6d55c3b9dbbe4462c5f2ac7a257869