[INFO] fetching crate optlib-testfunc 0.1.0...
[INFO] testing optlib-testfunc-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate optlib-testfunc 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate optlib-testfunc 0.1.0 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 crates.io crate optlib-testfunc 0.1.0
[INFO] finished tweaking crates.io crate optlib-testfunc 0.1.0
[INFO] tweaked toml for crates.io crate optlib-testfunc 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7aab8c31dad271d2bd75f4804f0a78b0ef5ea0e284e460c2e0b8d07eb258f436
[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" "7aab8c31dad271d2bd75f4804f0a78b0ef5ea0e284e460c2e0b8d07eb258f436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7aab8c31dad271d2bd75f4804f0a78b0ef5ea0e284e460c2e0b8d07eb258f436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aab8c31dad271d2bd75f4804f0a78b0ef5ea0e284e460c2e0b8d07eb258f436", kill_on_drop: false }`
[INFO] [stdout] 7aab8c31dad271d2bd75f4804f0a78b0ef5ea0e284e460c2e0b8d07eb258f436
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62944ec9641b7f874bd02fefe49a6d7de61c6b428d7ab67f6a61dcc6de23f714
[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" "62944ec9641b7f874bd02fefe49a6d7de61c6b428d7ab67f6a61dcc6de23f714", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling optlib-testfunc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.38s
[INFO] running `Command { std: "docker" "inspect" "62944ec9641b7f874bd02fefe49a6d7de61c6b428d7ab67f6a61dcc6de23f714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62944ec9641b7f874bd02fefe49a6d7de61c6b428d7ab67f6a61dcc6de23f714", kill_on_drop: false }`
[INFO] [stdout] 62944ec9641b7f874bd02fefe49a6d7de61c6b428d7ab67f6a61dcc6de23f714
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 805fe024594f38ed54461e588d775223536a6a79443067c0db1cd583710673b6
[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" "805fe024594f38ed54461e588d775223536a6a79443067c0db1cd583710673b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling optlib-testfunc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "805fe024594f38ed54461e588d775223536a6a79443067c0db1cd583710673b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "805fe024594f38ed54461e588d775223536a6a79443067c0db1cd583710673b6", kill_on_drop: false }`
[INFO] [stdout] 805fe024594f38ed54461e588d775223536a6a79443067c0db1cd583710673b6
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 234be56fe1ae213cefa30a01fd5cd4d9acdd112aac93abc35365ac2418ff3c4a
[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" "234be56fe1ae213cefa30a01fd5cd4d9acdd112aac93abc35365ac2418ff3c4a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/optlib_testfunc-caab9f675ec75b42
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests optlib-testfunc
[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 4 tests
[INFO] [stdout] test src/lib.rs - rosenbrock (line 77) ... ok
[INFO] [stdout] test src/lib.rs - rastrigin (line 55) ... ok
[INFO] [stdout] test src/lib.rs - schwefel (line 36) ... ok
[INFO] [stdout] test src/lib.rs - paraboloid (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "234be56fe1ae213cefa30a01fd5cd4d9acdd112aac93abc35365ac2418ff3c4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "234be56fe1ae213cefa30a01fd5cd4d9acdd112aac93abc35365ac2418ff3c4a", kill_on_drop: false }`
[INFO] [stdout] 234be56fe1ae213cefa30a01fd5cd4d9acdd112aac93abc35365ac2418ff3c4a