[INFO] fetching crate cute-async 0.4.0...
[INFO] testing cute-async-0.4.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate cute-async 0.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cute-async 0.4.0 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 cute-async 0.4.0
[INFO] finished tweaking crates.io crate cute-async 0.4.0
[INFO] tweaked toml for crates.io crate cute-async 0.4.0 written to /workspace/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 9fa9a1b5628b6edc3f07a6029e105571bfc0e6a03ddf8d43eea5ca1b94aca439
[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" "9fa9a1b5628b6edc3f07a6029e105571bfc0e6a03ddf8d43eea5ca1b94aca439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fa9a1b5628b6edc3f07a6029e105571bfc0e6a03ddf8d43eea5ca1b94aca439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fa9a1b5628b6edc3f07a6029e105571bfc0e6a03ddf8d43eea5ca1b94aca439", kill_on_drop: false }`
[INFO] [stdout] 9fa9a1b5628b6edc3f07a6029e105571bfc0e6a03ddf8d43eea5ca1b94aca439
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] e49ed3cf2d669d9877806a91c7cd6ae87aa8709b76f49eb99cb2db679c4f7a61
[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" "e49ed3cf2d669d9877806a91c7cd6ae87aa8709b76f49eb99cb2db679c4f7a61", kill_on_drop: false }`
[INFO] [stderr]    Compiling cute-async v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "e49ed3cf2d669d9877806a91c7cd6ae87aa8709b76f49eb99cb2db679c4f7a61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e49ed3cf2d669d9877806a91c7cd6ae87aa8709b76f49eb99cb2db679c4f7a61", kill_on_drop: false }`
[INFO] [stdout] e49ed3cf2d669d9877806a91c7cd6ae87aa8709b76f49eb99cb2db679c4f7a61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 7f21405cf9bf618394fea5b68a5d69d19711c0fd5c8f7469b8af597ebe3be3a5
[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" "7f21405cf9bf618394fea5b68a5d69d19711c0fd5c8f7469b8af597ebe3be3a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling cute-async v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "7f21405cf9bf618394fea5b68a5d69d19711c0fd5c8f7469b8af597ebe3be3a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f21405cf9bf618394fea5b68a5d69d19711c0fd5c8f7469b8af597ebe3be3a5", kill_on_drop: false }`
[INFO] [stdout] 7f21405cf9bf618394fea5b68a5d69d19711c0fd5c8f7469b8af597ebe3be3a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] f700c988ef1d99b15fefc47d941aaf232a0e5fd5e84466f1c4051d207d18729e
[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" "f700c988ef1d99b15fefc47d941aaf232a0e5fd5e84466f1c4051d207d18729e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cute_async-d17b55a30e3aa347
[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] [stderr]    Doc-tests cute-async
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/adaptors.rs - adaptors::ResultFut (line 82) ... ok
[INFO] [stdout] test src/lib.rs - AsPin (line 47) ... ok
[INFO] [stdout] test src/adaptors.rs - adaptors::OptionFut (line 14) ... ok
[INFO] [stdout] test src/lib.rs - matsu (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f700c988ef1d99b15fefc47d941aaf232a0e5fd5e84466f1c4051d207d18729e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f700c988ef1d99b15fefc47d941aaf232a0e5fd5e84466f1c4051d207d18729e", kill_on_drop: false }`
[INFO] [stdout] f700c988ef1d99b15fefc47d941aaf232a0e5fd5e84466f1c4051d207d18729e