[INFO] fetching crate sync-async-runner 0.1.0...
[INFO] testing sync-async-runner-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate sync-async-runner 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sync-async-runner 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 sync-async-runner 0.1.0
[INFO] finished tweaking crates.io crate sync-async-runner 0.1.0
[INFO] tweaked toml for crates.io crate sync-async-runner 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate sync-async-runner 0.1.0 already has a lockfile, it will not be regenerated
[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] 8b0e215583e137e05ba613992f4e4b9445434392791f45d7489c6c6f9471ad54
[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" "8b0e215583e137e05ba613992f4e4b9445434392791f45d7489c6c6f9471ad54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b0e215583e137e05ba613992f4e4b9445434392791f45d7489c6c6f9471ad54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b0e215583e137e05ba613992f4e4b9445434392791f45d7489c6c6f9471ad54", kill_on_drop: false }`
[INFO] [stdout] 8b0e215583e137e05ba613992f4e4b9445434392791f45d7489c6c6f9471ad54
[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] edd6e76f9aac752b4b3307539b3b7cc8abd1937888612d1c720d8e38d516515d
[INFO] running `Command { std: "docker" "start" "-a" "edd6e76f9aac752b4b3307539b3b7cc8abd1937888612d1c720d8e38d516515d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling sync-async-runner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.04s
[INFO] running `Command { std: "docker" "inspect" "edd6e76f9aac752b4b3307539b3b7cc8abd1937888612d1c720d8e38d516515d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edd6e76f9aac752b4b3307539b3b7cc8abd1937888612d1c720d8e38d516515d", kill_on_drop: false }`
[INFO] [stdout] edd6e76f9aac752b4b3307539b3b7cc8abd1937888612d1c720d8e38d516515d
[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] f302e81db17bc4bf3166c8765eb5cfc043bcdb6ac9b0872415bd7acbfe85aac7
[INFO] running `Command { std: "docker" "start" "-a" "f302e81db17bc4bf3166c8765eb5cfc043bcdb6ac9b0872415bd7acbfe85aac7", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling sync-async-runner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.13s
[INFO] running `Command { std: "docker" "inspect" "f302e81db17bc4bf3166c8765eb5cfc043bcdb6ac9b0872415bd7acbfe85aac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f302e81db17bc4bf3166c8765eb5cfc043bcdb6ac9b0872415bd7acbfe85aac7", kill_on_drop: false }`
[INFO] [stdout] f302e81db17bc4bf3166c8765eb5cfc043bcdb6ac9b0872415bd7acbfe85aac7
[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] 2a0f254f6eb3fec41578279150bb6fd65c10f8528869e9b7a53643b7ef971ea4
[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" "2a0f254f6eb3fec41578279150bb6fd65c10f8528869e9b7a53643b7ef971ea4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sync_async_runner-d065a7f2b4381cd2
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::yield_test ... ok
[INFO] [stdout] test tests::channel_take_preset ... ok
[INFO] [stdout] test tests::channel_take_set_during ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sync-async-runner
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.64s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2a0f254f6eb3fec41578279150bb6fd65c10f8528869e9b7a53643b7ef971ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a0f254f6eb3fec41578279150bb6fd65c10f8528869e9b7a53643b7ef971ea4", kill_on_drop: false }`
[INFO] [stdout] 2a0f254f6eb3fec41578279150bb6fd65c10f8528869e9b7a53643b7ef971ea4