[INFO] cloning repository https://github.com/OrfeasLitos/categories-for-programmers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/OrfeasLitos/categories-for-programmers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrfeasLitos%2Fcategories-for-programmers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrfeasLitos%2Fcategories-for-programmers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed6f24a3fb41bfa5525007d1da4c4471d04212e7
[INFO] testing OrfeasLitos/categories-for-programmers against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrfeasLitos%2Fcategories-for-programmers" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/OrfeasLitos/categories-for-programmers on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/OrfeasLitos/categories-for-programmers
[INFO] finished tweaking git repo https://github.com/OrfeasLitos/categories-for-programmers
[INFO] tweaked toml for git repo https://github.com/OrfeasLitos/categories-for-programmers written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/OrfeasLitos/categories-for-programmers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acf8b2fe6c632c473288a3594f01d92a8d815b7a01003d9ac4e5e58347f74ced
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "acf8b2fe6c632c473288a3594f01d92a8d815b7a01003d9ac4e5e58347f74ced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acf8b2fe6c632c473288a3594f01d92a8d815b7a01003d9ac4e5e58347f74ced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acf8b2fe6c632c473288a3594f01d92a8d815b7a01003d9ac4e5e58347f74ced", kill_on_drop: false }`
[INFO] [stdout] acf8b2fe6c632c473288a3594f01d92a8d815b7a01003d9ac4e5e58347f74ced
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50ce1cb2b9d700478d5cce391adbe8199bd0b2f94bcb6170ca03727c3caa2ea3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "50ce1cb2b9d700478d5cce391adbe8199bd0b2f94bcb6170ca03727c3caa2ea3", kill_on_drop: false }`
[INFO] [stderr]    Compiling categories-for-programmers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `Shape`
[INFO] [stdout]  --> src/shapes_enum.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum Shape {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `area`
[INFO] [stdout]   --> src/shapes_enum.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn area(&self) -> f64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `circ`
[INFO] [stdout]   --> src/shapes_enum.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn circ(&self) -> f64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fmap`
[INFO] [stdout]  --> src/reader.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn fmap<'a, A, B, R>(f: &'a dyn Fn(A) -> B, g: &'a dyn Fn(R) -> A) -> impl Fn(R) -> B + 'a {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "50ce1cb2b9d700478d5cce391adbe8199bd0b2f94bcb6170ca03727c3caa2ea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50ce1cb2b9d700478d5cce391adbe8199bd0b2f94bcb6170ca03727c3caa2ea3", kill_on_drop: false }`
[INFO] [stdout] 50ce1cb2b9d700478d5cce391adbe8199bd0b2f94bcb6170ca03727c3caa2ea3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 181a0eaf5cb45d19d94d384e2aff4e0ad9922956bf28b8851df7aac206b3a35c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "181a0eaf5cb45d19d94d384e2aff4e0ad9922956bf28b8851df7aac206b3a35c", kill_on_drop: false }`
[INFO] [stderr]    Compiling categories-for-programmers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "181a0eaf5cb45d19d94d384e2aff4e0ad9922956bf28b8851df7aac206b3a35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "181a0eaf5cb45d19d94d384e2aff4e0ad9922956bf28b8851df7aac206b3a35c", kill_on_drop: false }`
[INFO] [stdout] 181a0eaf5cb45d19d94d384e2aff4e0ad9922956bf28b8851df7aac206b3a35c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d9670c8814ddfe68d649298f0008122ae10115337a5b1699791d805d8f929acd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d9670c8814ddfe68d649298f0008122ae10115337a5b1699791d805d8f929acd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/categories_for_programmers-db251e0473270a73)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test coproducts::i_is_m_dot_i_prime ... ok
[INFO] [stdout] test coproducts::inv_i_is_inv_m_dot_inv_i_prime ... ok
[INFO] [stdout] test shapes_enum::rect_area ... ok
[INFO] [stdout] test shapes_enum::rect_circumference ... ok
[INFO] [stdout] test shapes_enum::circle_area ... ok
[INFO] [stdout] test shapes_enum::square_circumference ... ok
[INFO] [stdout] test shapes_enum::circle_circumference ... ok
[INFO] [stdout] test functoriality::bifunctoriality ... ok
[INFO] [stdout] test coproducts::test_j_false ... ok
[INFO] [stdout] test reader::reader_id ... ok
[INFO] [stdout] test reader::reader_composition ... ok
[INFO] [stdout] test shapes_enum::square_area ... ok
[INFO] [stdout] test coproducts::test_i ... ok
[INFO] [stdout] test shapes_trait::rect_area ... ok
[INFO] [stdout] test memoize::struct_memoize ... ok
[INFO] [stdout] test shapes_trait::rect_circumference ... ok
[INFO] [stdout] test shapes_trait::circle_area ... ok
[INFO] [stdout] test shapes_trait::circle_circumference ... ok
[INFO] [stdout] test coproducts::test_j_true ... ok
[INFO] [stdout] test coproducts::m_tuple_1_and_2_both_work ... ok
[INFO] [stdout] test coproducts::j_is_m_dot_j_prime ... ok
[INFO] [stdout] test coproducts::inv_j_is_inv_m_dot_inv_j_prime ... ok
[INFO] [stdout] test shapes_trait::square_area ... ok
[INFO] [stdout] test shapes_trait::square_circumference ... ok
[INFO] [stdout] test composition::composable_identity ... ok
[INFO] [stdout] test memoize::func_memoize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d9670c8814ddfe68d649298f0008122ae10115337a5b1699791d805d8f929acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9670c8814ddfe68d649298f0008122ae10115337a5b1699791d805d8f929acd", kill_on_drop: false }`
[INFO] [stdout] d9670c8814ddfe68d649298f0008122ae10115337a5b1699791d805d8f929acd