[INFO] cloning repository https://github.com/sleibrock/mathy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sleibrock/mathy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsleibrock%2Fmathy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsleibrock%2Fmathy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d70f6a1713798b3c5fecba6b55e58bba047c056e
[INFO] testing sleibrock/mathy against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsleibrock%2Fmathy" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sleibrock/mathy on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sleibrock/mathy
[INFO] finished tweaking git repo https://github.com/sleibrock/mathy
[INFO] tweaked toml for git repo https://github.com/sleibrock/mathy written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/sleibrock/mathy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 544480616c80a2e4aa123cc55287d082f08872b8a3e5c0872321967be6370b2f
[INFO] running `Command { std: "docker" "start" "-a" "544480616c80a2e4aa123cc55287d082f08872b8a3e5c0872321967be6370b2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "544480616c80a2e4aa123cc55287d082f08872b8a3e5c0872321967be6370b2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544480616c80a2e4aa123cc55287d082f08872b8a3e5c0872321967be6370b2f", kill_on_drop: false }`
[INFO] [stdout] 544480616c80a2e4aa123cc55287d082f08872b8a3e5c0872321967be6370b2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38b10583388a967973920b2ce82a6cccb6a3ec147ea8090112b53b511f061e99
[INFO] running `Command { std: "docker" "start" "-a" "38b10583388a967973920b2ce82a6cccb6a3ec147ea8090112b53b511f061e99", kill_on_drop: false }`
[INFO] [stderr]    Compiling mathy v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "38b10583388a967973920b2ce82a6cccb6a3ec147ea8090112b53b511f061e99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38b10583388a967973920b2ce82a6cccb6a3ec147ea8090112b53b511f061e99", kill_on_drop: false }`
[INFO] [stdout] 38b10583388a967973920b2ce82a6cccb6a3ec147ea8090112b53b511f061e99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8addb2bfa9dea605cb8dd0cb35a477e83c30f9c8f699380fd2550fb04ff27663
[INFO] running `Command { std: "docker" "start" "-a" "8addb2bfa9dea605cb8dd0cb35a477e83c30f9c8f699380fd2550fb04ff27663", kill_on_drop: false }`
[INFO] [stderr]    Compiling mathy v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "8addb2bfa9dea605cb8dd0cb35a477e83c30f9c8f699380fd2550fb04ff27663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8addb2bfa9dea605cb8dd0cb35a477e83c30f9c8f699380fd2550fb04ff27663", kill_on_drop: false }`
[INFO] [stdout] 8addb2bfa9dea605cb8dd0cb35a477e83c30f9c8f699380fd2550fb04ff27663
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3529b9dca9ea3f0ba3df9f64c2ede7c66311f619921f16d5ea862a06b8cca1de
[INFO] running `Command { std: "docker" "start" "-a" "3529b9dca9ea3f0ba3df9f64c2ede7c66311f619921f16d5ea862a06b8cca1de", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mathy-2fa6aa09b019b274)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test calc::deriver::test::derive_exp_funcs ... ok
[INFO] [stdout] test expr::evaluator::test::evaluate_test ... ok
[INFO] [stdout] test expr::evaluator::test::square_test ... ok
[INFO] [stdout] test expr::evaluator::test::test_complex_sqrt ... ok
[INFO] [stdout] test calc::deriver::test::derive_square_test ... ok
[INFO] [stdout] test calc::deriver::test::derive_tangent_test ... ok
[INFO] [stdout] test expr::expr::test::has_var_test ... ok
[INFO] [stdout] test expr::simplify::test::test_neg_simplify ... ok
[INFO] [stdout] test number::number::test::complex_division_test ... ok
[INFO] [stderr]    Doc-tests mathy
[INFO] [stdout] test expr::simplify::test::test_e_ln_x ... ok
[INFO] [stdout] test number::number::test::factorial_test ... ok
[INFO] [stdout] test number::number::test::number_add_test ... ok
[INFO] [stdout] test expr::expr::test::is_equal_test ... ok
[INFO] [stdout] test expr::simplify::test::test_eulers_identity ... ok
[INFO] [stdout] test number::number::test::test_standard_i ... ok
[INFO] [stdout] test expr::simplify::test::test_add_simplify ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/expr/evaluator.rs - expr::evaluator::evaluate (line 12) ... ok
[INFO] [stdout] test src/expr/expr.rs - expr::expr::Expr::to_string (line 130) ... ok
[INFO] [stdout] test src/number/number.rs - number::number::Number (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3529b9dca9ea3f0ba3df9f64c2ede7c66311f619921f16d5ea862a06b8cca1de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3529b9dca9ea3f0ba3df9f64c2ede7c66311f619921f16d5ea862a06b8cca1de", kill_on_drop: false }`
[INFO] [stdout] 3529b9dca9ea3f0ba3df9f64c2ede7c66311f619921f16d5ea862a06b8cca1de