[INFO] fetching crate requiem-threadpool 0.3.1...
[INFO] testing requiem-threadpool-0.3.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate requiem-threadpool 0.3.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate requiem-threadpool 0.3.1 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 requiem-threadpool 0.3.1
[INFO] finished tweaking crates.io crate requiem-threadpool 0.3.1
[INFO] tweaked toml for crates.io crate requiem-threadpool 0.3.1 written to /workspace/builds/worker-14/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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 546b01d30256576a7447c49af2edc37ab52b96b33107bf2ac49b50270d7a8464
[INFO] running `Command { std: "docker" "start" "-a" "546b01d30256576a7447c49af2edc37ab52b96b33107bf2ac49b50270d7a8464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "546b01d30256576a7447c49af2edc37ab52b96b33107bf2ac49b50270d7a8464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "546b01d30256576a7447c49af2edc37ab52b96b33107bf2ac49b50270d7a8464", kill_on_drop: false }`
[INFO] [stdout] 546b01d30256576a7447c49af2edc37ab52b96b33107bf2ac49b50270d7a8464
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 2ecf62636f891010e7b7e513c40463020169c7581541ff88f3fea76a0ba87648
[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" "2ecf62636f891010e7b7e513c40463020169c7581541ff88f3fea76a0ba87648", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling requiem-threadpool v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "2ecf62636f891010e7b7e513c40463020169c7581541ff88f3fea76a0ba87648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ecf62636f891010e7b7e513c40463020169c7581541ff88f3fea76a0ba87648", kill_on_drop: false }`
[INFO] [stdout] 2ecf62636f891010e7b7e513c40463020169c7581541ff88f3fea76a0ba87648
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 3eff9a7df0a5da603e4e09acccf9fecf8df5c6e96510c0ff70c89fc6b150070d
[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" "3eff9a7df0a5da603e4e09acccf9fecf8df5c6e96510c0ff70c89fc6b150070d", kill_on_drop: false }`
[INFO] [stderr]    Compiling requiem-threadpool v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "3eff9a7df0a5da603e4e09acccf9fecf8df5c6e96510c0ff70c89fc6b150070d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eff9a7df0a5da603e4e09acccf9fecf8df5c6e96510c0ff70c89fc6b150070d", kill_on_drop: false }`
[INFO] [stdout] 3eff9a7df0a5da603e4e09acccf9fecf8df5c6e96510c0ff70c89fc6b150070d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 98fb7b58758f8fcd73b797fe2f9047d559e3d2309232341351bc6959ac9fcf61
[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" "98fb7b58758f8fcd73b797fe2f9047d559e3d2309232341351bc6959ac9fcf61", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/requiem_threadpool-c4582b788be6c245
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests requiem_threadpool
[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 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" "98fb7b58758f8fcd73b797fe2f9047d559e3d2309232341351bc6959ac9fcf61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98fb7b58758f8fcd73b797fe2f9047d559e3d2309232341351bc6959ac9fcf61", kill_on_drop: false }`
[INFO] [stdout] 98fb7b58758f8fcd73b797fe2f9047d559e3d2309232341351bc6959ac9fcf61