[INFO] fetching crate spinny 0.2.1...
[INFO] testing spinny-0.2.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate spinny 0.2.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate spinny 0.2.1 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 spinny 0.2.1
[INFO] finished tweaking crates.io crate spinny 0.2.1
[INFO] tweaked toml for crates.io crate spinny 0.2.1 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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29ded02dc8da5e59acea60cb35d6fb1d28bfd5f8a495d638531f86e33abee050
[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" "29ded02dc8da5e59acea60cb35d6fb1d28bfd5f8a495d638531f86e33abee050", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29ded02dc8da5e59acea60cb35d6fb1d28bfd5f8a495d638531f86e33abee050", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ded02dc8da5e59acea60cb35d6fb1d28bfd5f8a495d638531f86e33abee050", kill_on_drop: false }`
[INFO] [stdout] 29ded02dc8da5e59acea60cb35d6fb1d28bfd5f8a495d638531f86e33abee050
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4a5d011c4ce538dbdbd3641f6df3accd4c180b638e5f1ca019b8daf1f3c15cfe
[INFO] running `Command { std: "docker" "start" "-a" "4a5d011c4ce538dbdbd3641f6df3accd4c180b638e5f1ca019b8daf1f3c15cfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling spinny v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "4a5d011c4ce538dbdbd3641f6df3accd4c180b638e5f1ca019b8daf1f3c15cfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a5d011c4ce538dbdbd3641f6df3accd4c180b638e5f1ca019b8daf1f3c15cfe", kill_on_drop: false }`
[INFO] [stdout] 4a5d011c4ce538dbdbd3641f6df3accd4c180b638e5f1ca019b8daf1f3c15cfe
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6d0747940f8424922119f24fc9c5d9df40a3ffcec461e193aab18c04bde32d6a
[INFO] running `Command { std: "docker" "start" "-a" "6d0747940f8424922119f24fc9c5d9df40a3ffcec461e193aab18c04bde32d6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling spinny v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "6d0747940f8424922119f24fc9c5d9df40a3ffcec461e193aab18c04bde32d6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d0747940f8424922119f24fc9c5d9df40a3ffcec461e193aab18c04bde32d6a", kill_on_drop: false }`
[INFO] [stdout] 6d0747940f8424922119f24fc9c5d9df40a3ffcec461e193aab18c04bde32d6a
[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] f2cbe6fde11b8864589e0b451a82567ff745a8eeb833470e68c58804047b8c92
[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" "f2cbe6fde11b8864589e0b451a82567ff745a8eeb833470e68c58804047b8c92", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/spinny-02338a5f3e2d06f1
[INFO] [stdout] test basics ... ok
[INFO] [stdout] test tests::multiwrite ... ok
[INFO] [stdout] test tests::multiread ... ok
[INFO] [stdout] test tests::upgrade ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spinny
[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" "f2cbe6fde11b8864589e0b451a82567ff745a8eeb833470e68c58804047b8c92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2cbe6fde11b8864589e0b451a82567ff745a8eeb833470e68c58804047b8c92", kill_on_drop: false }`
[INFO] [stdout] f2cbe6fde11b8864589e0b451a82567ff745a8eeb833470e68c58804047b8c92