[INFO] fetching crate random-pool 0.1.1...
[INFO] testing random-pool-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate random-pool 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate random-pool 0.1.1 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 random-pool 0.1.1
[INFO] finished tweaking crates.io crate random-pool 0.1.1
[INFO] tweaked toml for crates.io crate random-pool 0.1.1 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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df2c5525f0dae3eb6689f89b26c69bb909d863a5f0e6184af85ffadffe39a890
[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" "df2c5525f0dae3eb6689f89b26c69bb909d863a5f0e6184af85ffadffe39a890", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df2c5525f0dae3eb6689f89b26c69bb909d863a5f0e6184af85ffadffe39a890", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df2c5525f0dae3eb6689f89b26c69bb909d863a5f0e6184af85ffadffe39a890", kill_on_drop: false }`
[INFO] [stdout] df2c5525f0dae3eb6689f89b26c69bb909d863a5f0e6184af85ffadffe39a890
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d66a0396d732de7f07a64b52b0ffde7a4199a9236596d0e722e6c6568333665
[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" "2d66a0396d732de7f07a64b52b0ffde7a4199a9236596d0e722e6c6568333665", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling random-pool v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "2d66a0396d732de7f07a64b52b0ffde7a4199a9236596d0e722e6c6568333665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d66a0396d732de7f07a64b52b0ffde7a4199a9236596d0e722e6c6568333665", kill_on_drop: false }`
[INFO] [stdout] 2d66a0396d732de7f07a64b52b0ffde7a4199a9236596d0e722e6c6568333665
[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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--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] 17aacfb68b8c9a88efd7b381cb11bce8e557a6e2cf9c8f8c70ac4d2210345000
[INFO] running `Command { std: "docker" "start" "-a" "17aacfb68b8c9a88efd7b381cb11bce8e557a6e2cf9c8f8c70ac4d2210345000", kill_on_drop: false }`
[INFO] [stderr]    Compiling random-pool v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "17aacfb68b8c9a88efd7b381cb11bce8e557a6e2cf9c8f8c70ac4d2210345000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17aacfb68b8c9a88efd7b381cb11bce8e557a6e2cf9c8f8c70ac4d2210345000", kill_on_drop: false }`
[INFO] [stdout] 17aacfb68b8c9a88efd7b381cb11bce8e557a6e2cf9c8f8c70ac4d2210345000
[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" "+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] 1f86e8a1b85feb72a7d2933226530d0ed7f51b45aa660f2f0df3aa4ce826221f
[INFO] running `Command { std: "docker" "start" "-a" "1f86e8a1b85feb72a7d2933226530d0ed7f51b45aa660f2f0df3aa4ce826221f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/random_pool-db421b0bb42ebc69
[INFO] [stdout] test tests::alter_all ... ok
[INFO] [stdout] test tests::spinlock ... ok
[INFO] [stdout] test tests::locks_taken ... ok
[INFO] [stdout] test tests::counter_concurrent ... ok
[INFO] [stderr]    Doc-tests random-pool
[INFO] [stdout] test tests::counter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.32s
[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" "1f86e8a1b85feb72a7d2933226530d0ed7f51b45aa660f2f0df3aa4ce826221f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f86e8a1b85feb72a7d2933226530d0ed7f51b45aa660f2f0df3aa4ce826221f", kill_on_drop: false }`
[INFO] [stdout] 1f86e8a1b85feb72a7d2933226530d0ed7f51b45aa660f2f0df3aa4ce826221f