[INFO] fetching crate simple8b 0.1.0...
[INFO] testing simple8b-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate simple8b 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate simple8b 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 simple8b 0.1.0
[INFO] finished tweaking crates.io crate simple8b 0.1.0
[INFO] tweaked toml for crates.io crate simple8b 0.1.0 written to /workspace/builds/worker-13/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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] be4601d54de4d28de0ae6f4e5433d2b4cfde43da1acbc786b7762b22c0021cfb
[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" "be4601d54de4d28de0ae6f4e5433d2b4cfde43da1acbc786b7762b22c0021cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be4601d54de4d28de0ae6f4e5433d2b4cfde43da1acbc786b7762b22c0021cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be4601d54de4d28de0ae6f4e5433d2b4cfde43da1acbc786b7762b22c0021cfb", kill_on_drop: false }`
[INFO] [stdout] be4601d54de4d28de0ae6f4e5433d2b4cfde43da1acbc786b7762b22c0021cfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] de07a5362a37cd882fa07a7fbf55a5db87dd510ac3abfa0f5e5916e139fb9a5f
[INFO] running `Command { std: "docker" "start" "-a" "de07a5362a37cd882fa07a7fbf55a5db87dd510ac3abfa0f5e5916e139fb9a5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple8b v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "de07a5362a37cd882fa07a7fbf55a5db87dd510ac3abfa0f5e5916e139fb9a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de07a5362a37cd882fa07a7fbf55a5db87dd510ac3abfa0f5e5916e139fb9a5f", kill_on_drop: false }`
[INFO] [stdout] de07a5362a37cd882fa07a7fbf55a5db87dd510ac3abfa0f5e5916e139fb9a5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 16cdd70dd9735c36f3225a710cd9ee216cb57d99f1c1814791cee6ae5851ef68
[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" "16cdd70dd9735c36f3225a710cd9ee216cb57d99f1c1814791cee6ae5851ef68", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling simple8b v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.87s
[INFO] running `Command { std: "docker" "inspect" "16cdd70dd9735c36f3225a710cd9ee216cb57d99f1c1814791cee6ae5851ef68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16cdd70dd9735c36f3225a710cd9ee216cb57d99f1c1814791cee6ae5851ef68", kill_on_drop: false }`
[INFO] [stdout] 16cdd70dd9735c36f3225a710cd9ee216cb57d99f1c1814791cee6ae5851ef68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 81bc78b791b9eca2bac6166c6a97b7f3d95c87c5ee3b4f7eec85ef6670f35046
[INFO] running `Command { std: "docker" "start" "-a" "81bc78b791b9eca2bac6166c6a97b7f3d95c87c5ee3b4f7eec85ef6670f35046", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple8b-e6c6ad6542bbce27
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple8b
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_too_large ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "81bc78b791b9eca2bac6166c6a97b7f3d95c87c5ee3b4f7eec85ef6670f35046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81bc78b791b9eca2bac6166c6a97b7f3d95c87c5ee3b4f7eec85ef6670f35046", kill_on_drop: false }`
[INFO] [stdout] 81bc78b791b9eca2bac6166c6a97b7f3d95c87c5ee3b4f7eec85ef6670f35046