[INFO] fetching crate easy_ga 1.0.1...
[INFO] testing easy_ga-1.0.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate easy_ga 1.0.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate easy_ga 1.0.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate easy_ga 1.0.1
[INFO] finished tweaking crates.io crate easy_ga 1.0.1
[INFO] tweaked toml for crates.io crate easy_ga 1.0.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate easy_ga 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", 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] c7c0066798be9c5113a4040e22e4e142a756d8f8018df43280f11679591c5e4d
[INFO] running `Command { std: "docker" "start" "-a" "c7c0066798be9c5113a4040e22e4e142a756d8f8018df43280f11679591c5e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7c0066798be9c5113a4040e22e4e142a756d8f8018df43280f11679591c5e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7c0066798be9c5113a4040e22e4e142a756d8f8018df43280f11679591c5e4d", kill_on_drop: false }`
[INFO] [stdout] c7c0066798be9c5113a4040e22e4e142a756d8f8018df43280f11679591c5e4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9163fd3eb96c1b0a2977549b1ce505dee3822c920b3850f9a371b2f84cb4f3c3
[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" "9163fd3eb96c1b0a2977549b1ce505dee3822c920b3850f9a371b2f84cb4f3c3", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling easy_ga v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.73s
[INFO] running `Command { std: "docker" "inspect" "9163fd3eb96c1b0a2977549b1ce505dee3822c920b3850f9a371b2f84cb4f3c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9163fd3eb96c1b0a2977549b1ce505dee3822c920b3850f9a371b2f84cb4f3c3", kill_on_drop: false }`
[INFO] [stdout] 9163fd3eb96c1b0a2977549b1ce505dee3822c920b3850f9a371b2f84cb4f3c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b835607339326e7f704ff0f3769321b4ff41210ef79994ac1862a1991e67c3d
[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" "4b835607339326e7f704ff0f3769321b4ff41210ef79994ac1862a1991e67c3d", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling easy_ga v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "4b835607339326e7f704ff0f3769321b4ff41210ef79994ac1862a1991e67c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b835607339326e7f704ff0f3769321b4ff41210ef79994ac1862a1991e67c3d", kill_on_drop: false }`
[INFO] [stdout] 4b835607339326e7f704ff0f3769321b4ff41210ef79994ac1862a1991e67c3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 32cbcf5663f91676bc1451d536670aff7935a6ea639277286899b4a72b1210b6
[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" "32cbcf5663f91676bc1451d536670aff7935a6ea639277286899b4a72b1210b6", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/easy_ga-9a12a1a5b845fd47)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_genetic_algorithm.rs (/opt/rustwide/target/debug/deps/test_genetic_algorithm-06a86baa10fd9a56)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test test::WhenNew_ThenEveryVariableIsInitializedSuccesfully ... ok
[INFO] [stdout] test test::WhenSetFitnessGoal_ThenSuccess ... ok
[INFO] [stdout] test test::WhenInit_ThenSuccess ... ok
[INFO] [stdout] test test::WhenSetIterations_ThenSuccess ... ok
[INFO] [stdout] test test::WhenNewWithValues_ThenEveryVariableIsInitializedSuccesfully ... ok
[INFO] [stdout] test test::WhenRun_ThenReachFitnessGoal ... ok
[INFO] [stdout] test test::WhenNewSettingValues_ThenEveryVariableIsInitializedSuccesfully ... ok
[INFO] [stdout] test test::WhenSetMutationRateWithCorrectValues_ThenSuccess ... ok
[INFO] [stdout] test test::WhenSetPopulationSize_ThenSuccess ... ok
[INFO] [stdout] test test::WhenSetMutationRateWithOverflowValue_ThenPanic - should panic ... ok
[INFO] [stdout] test test::WhenSetSelectionRateWithOverflowValue_ThenPanic - should panic ... ok
[INFO] [stdout] test test::WhenSetMutationRateWithUnderflowValue_ThenPanic - should panic ... ok
[INFO] [stdout] test test::WhenSetSelectionRateWithUnderflowValue_ThenPanic - should panic ... ok
[INFO] [stdout] test test::WhenRunWithDifferentSelectionAlgorithm_ThenSuccess ... ok
[INFO] [stdout] test test::WhenRun_ThenReachMaxIterations ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.13s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests easy_ga
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "32cbcf5663f91676bc1451d536670aff7935a6ea639277286899b4a72b1210b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32cbcf5663f91676bc1451d536670aff7935a6ea639277286899b4a72b1210b6", kill_on_drop: false }`
[INFO] [stdout] 32cbcf5663f91676bc1451d536670aff7935a6ea639277286899b4a72b1210b6