[INFO] crate yamakan 0.1.1 is already in cache
[INFO] testing yamakan-0.1.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate yamakan 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate yamakan 0.1.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yamakan 0.1.1
[INFO] finished tweaking crates.io crate yamakan 0.1.1
[INFO] tweaked toml for crates.io crate yamakan 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a07580cb7e1884446f4b5981cede441360bea39c9d0621cabadaa41cfbba0ba
[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" "9a07580cb7e1884446f4b5981cede441360bea39c9d0621cabadaa41cfbba0ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a07580cb7e1884446f4b5981cede441360bea39c9d0621cabadaa41cfbba0ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a07580cb7e1884446f4b5981cede441360bea39c9d0621cabadaa41cfbba0ba", kill_on_drop: false }`
[INFO] [stdout] 9a07580cb7e1884446f4b5981cede441360bea39c9d0621cabadaa41cfbba0ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", 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] 4a0b7554b0a97e70a932f6474e4209065ce0f3629700536730769738fcaa696b
[INFO] running `Command { std: "docker" "start" "-a" "4a0b7554b0a97e70a932f6474e4209065ce0f3629700536730769738fcaa696b", kill_on_drop: false }`
[INFO] [stderr]    Compiling yamakan v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "4a0b7554b0a97e70a932f6474e4209065ce0f3629700536730769738fcaa696b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a0b7554b0a97e70a932f6474e4209065ce0f3629700536730769738fcaa696b", kill_on_drop: false }`
[INFO] [stdout] 4a0b7554b0a97e70a932f6474e4209065ce0f3629700536730769738fcaa696b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1969ca392208c6500a618be010d99e4c2acd49b0b26bb279c304b9fe3a08e37
[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" "d1969ca392208c6500a618be010d99e4c2acd49b0b26bb279c304b9fe3a08e37", kill_on_drop: false }`
[INFO] [stderr]    Compiling yamakan v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `Command { std: "docker" "inspect" "d1969ca392208c6500a618be010d99e4c2acd49b0b26bb279c304b9fe3a08e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1969ca392208c6500a618be010d99e4c2acd49b0b26bb279c304b9fe3a08e37", kill_on_drop: false }`
[INFO] [stdout] d1969ca392208c6500a618be010d99e4c2acd49b0b26bb279c304b9fe3a08e37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a16fb9ff5679f2a953cf6e744256e05e0fb0b291f2d23b2a7249a1cf91cab862
[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" "a16fb9ff5679f2a953cf6e744256e05e0fb0b291f2d23b2a7249a1cf91cab862", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/yamakan-70fe8f85608cde2d
[INFO] [stdout] running 4 tests
[INFO] [stdout] test optimizers::asha::tests::asha_works ... ok
[INFO] [stdout] test optimizers::nsga2::tests::nsga2_works ... ok
[INFO] [stdout] test optimizers::random::tests::random_works ... ok
[INFO] [stdout] test optimizers::nelder_mead::tests::nelder_mead_optimizer_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests yamakan
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a16fb9ff5679f2a953cf6e744256e05e0fb0b291f2d23b2a7249a1cf91cab862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a16fb9ff5679f2a953cf6e744256e05e0fb0b291f2d23b2a7249a1cf91cab862", kill_on_drop: false }`
[INFO] [stdout] a16fb9ff5679f2a953cf6e744256e05e0fb0b291f2d23b2a7249a1cf91cab862