[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] b6629c0eb5c9e6912e9f0b44de934cd6060b2696
[INFO] testing OrfeasLitos/categories-for-programmers against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrfeasLitos%2Fcategories-for-programmers" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/OrfeasLitos/categories-for-programmers on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-5/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" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a6c3cbf0c20b0315164de55cd31d12e004b52fa87fc1fda29e909927cfa3a6d
[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" "1a6c3cbf0c20b0315164de55cd31d12e004b52fa87fc1fda29e909927cfa3a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a6c3cbf0c20b0315164de55cd31d12e004b52fa87fc1fda29e909927cfa3a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a6c3cbf0c20b0315164de55cd31d12e004b52fa87fc1fda29e909927cfa3a6d", kill_on_drop: false }`
[INFO] [stdout] 1a6c3cbf0c20b0315164de55cd31d12e004b52fa87fc1fda29e909927cfa3a6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f93108e2c55cda726c0902c6fc819ebabed92a219d58fb2591e78d7e710bb865
[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" "f93108e2c55cda726c0902c6fc819ebabed92a219d58fb2591e78d7e710bb865", 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 1.43s
[INFO] running `Command { std: "docker" "inspect" "f93108e2c55cda726c0902c6fc819ebabed92a219d58fb2591e78d7e710bb865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f93108e2c55cda726c0902c6fc819ebabed92a219d58fb2591e78d7e710bb865", kill_on_drop: false }`
[INFO] [stdout] f93108e2c55cda726c0902c6fc819ebabed92a219d58fb2591e78d7e710bb865
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7f1d8e06e6e86a582055a0b43c7b158fa9a574b02cb238d444a2e04aee54e9a
[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" "e7f1d8e06e6e86a582055a0b43c7b158fa9a574b02cb238d444a2e04aee54e9a", 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 1.58s
[INFO] running `Command { std: "docker" "inspect" "e7f1d8e06e6e86a582055a0b43c7b158fa9a574b02cb238d444a2e04aee54e9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7f1d8e06e6e86a582055a0b43c7b158fa9a574b02cb238d444a2e04aee54e9a", kill_on_drop: false }`
[INFO] [stdout] e7f1d8e06e6e86a582055a0b43c7b158fa9a574b02cb238d444a2e04aee54e9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 79cbe34e9c50ff258c0d7032763a5fe2050491f47d2f385e10c1534615eb43a1
[INFO] running `Command { std: "docker" "start" "-a" "79cbe34e9c50ff258c0d7032763a5fe2050491f47d2f385e10c1534615eb43a1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/categories_for_programmers-15429b91718e1096
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test coproducts::i_is_m_dot_i_prime ... ok
[INFO] [stdout] test composition::composable_identity ... ok
[INFO] [stdout] test coproducts::m_tuple_1_and_2_both_work ... ok
[INFO] [stdout] test coproducts::test_i ... ok
[INFO] [stdout] test coproducts::test_j_false ... ok
[INFO] [stdout] test coproducts::inv_j_is_inv_m_dot_inv_j_prime ... ok
[INFO] [stdout] test coproducts::inv_i_is_inv_m_dot_inv_i_prime ... ok
[INFO] [stdout] test reader::reader_composition ... ok
[INFO] [stdout] test memoize::struct_memoize ... ok
[INFO] [stdout] test coproducts::test_j_true ... ok
[INFO] [stdout] test shapes_enum::circle_area ... ok
[INFO] [stdout] test coproducts::j_is_m_dot_j_prime ... ok
[INFO] [stdout] test memoize::func_memoize ... ok
[INFO] [stdout] test shapes_enum::circle_circumference ... ok
[INFO] [stdout] test shapes_enum::rect_area ... ok
[INFO] [stdout] test shapes_enum::rect_circumference ... ok
[INFO] [stdout] test shapes_enum::square_area ... ok
[INFO] [stdout] test reader::reader_id ... ok
[INFO] [stdout] test shapes_trait::circle_area ... ok
[INFO] [stdout] test shapes_trait::rect_area ... ok
[INFO] [stdout] test shapes_trait::circle_circumference ... ok
[INFO] [stdout] test shapes_enum::square_circumference ... ok
[INFO] [stdout] test shapes_trait::rect_circumference ... ok
[INFO] [stdout] test shapes_trait::square_area ... ok
[INFO] [stdout] test shapes_trait::square_circumference ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "79cbe34e9c50ff258c0d7032763a5fe2050491f47d2f385e10c1534615eb43a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79cbe34e9c50ff258c0d7032763a5fe2050491f47d2f385e10c1534615eb43a1", kill_on_drop: false }`
[INFO] [stdout] 79cbe34e9c50ff258c0d7032763a5fe2050491f47d2f385e10c1534615eb43a1