[INFO] fetching crate yamakan 0.1.1...
[INFO] testing yamakan-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate yamakan 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate yamakan 0.1.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20091b2cec8f3e0ad19ff4f495fe08f011430521902c41d9b4e549e4710c4307
[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" "20091b2cec8f3e0ad19ff4f495fe08f011430521902c41d9b4e549e4710c4307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20091b2cec8f3e0ad19ff4f495fe08f011430521902c41d9b4e549e4710c4307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20091b2cec8f3e0ad19ff4f495fe08f011430521902c41d9b4e549e4710c4307", kill_on_drop: false }`
[INFO] [stdout] 20091b2cec8f3e0ad19ff4f495fe08f011430521902c41d9b4e549e4710c4307
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcee2ebedf551cc6a84bb90fb288b1b52f18c36e9f4ac632dc7914769cfce089
[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" "fcee2ebedf551cc6a84bb90fb288b1b52f18c36e9f4ac632dc7914769cfce089", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling trackable_derive v0.1.3
[INFO] [stderr]    Compiling trackable v0.2.23
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling yamakan v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.10s
[INFO] running `Command { std: "docker" "inspect" "fcee2ebedf551cc6a84bb90fb288b1b52f18c36e9f4ac632dc7914769cfce089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcee2ebedf551cc6a84bb90fb288b1b52f18c36e9f4ac632dc7914769cfce089", kill_on_drop: false }`
[INFO] [stdout] fcee2ebedf551cc6a84bb90fb288b1b52f18c36e9f4ac632dc7914769cfce089
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] def03f0b0f5565f076cf985f15b98e9d5bcfcca9666b07e52f2d67eb50e089ac
[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" "def03f0b0f5565f076cf985f15b98e9d5bcfcca9666b07e52f2d67eb50e089ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling yamakan v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.89s
[INFO] running `Command { std: "docker" "inspect" "def03f0b0f5565f076cf985f15b98e9d5bcfcca9666b07e52f2d67eb50e089ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "def03f0b0f5565f076cf985f15b98e9d5bcfcca9666b07e52f2d67eb50e089ac", kill_on_drop: false }`
[INFO] [stdout] def03f0b0f5565f076cf985f15b98e9d5bcfcca9666b07e52f2d67eb50e089ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f69c05e44a9c16b8e90a39fffc2939fc1d2305c2e8ed8c213b77e64b4ec332ba
[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" "f69c05e44a9c16b8e90a39fffc2939fc1d2305c2e8ed8c213b77e64b4ec332ba", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/yamakan-815761ab93df1e47
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test optimizers::nsga2::tests::nsga2_works ... ok
[INFO] [stdout] test optimizers::nelder_mead::tests::nelder_mead_optimizer_works ... ok
[INFO] [stdout] test optimizers::random::tests::random_works ... ok
[INFO] [stderr]    Doc-tests yamakan
[INFO] [stdout] test optimizers::asha::tests::asha_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "f69c05e44a9c16b8e90a39fffc2939fc1d2305c2e8ed8c213b77e64b4ec332ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f69c05e44a9c16b8e90a39fffc2939fc1d2305c2e8ed8c213b77e64b4ec332ba", kill_on_drop: false }`
[INFO] [stdout] f69c05e44a9c16b8e90a39fffc2939fc1d2305c2e8ed8c213b77e64b4ec332ba