[INFO] fetching crate kvarn_async 0.3.0...
[INFO] testing kvarn_async-0.3.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate kvarn_async 0.3.0 into /workspace/builds/worker-116/source
[INFO] validating manifest of crates.io crate kvarn_async 0.3.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kvarn_async 0.3.0
[INFO] finished tweaking crates.io crate kvarn_async 0.3.0
[INFO] tweaked toml for crates.io crate kvarn_async 0.3.0 written to /workspace/builds/worker-116/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83b234ac8d2ef80deb28e15381b7a3d598e298dd51ade3f1d10b93636dcafc4c
[INFO] running `Command { std: "docker" "start" "-a" "83b234ac8d2ef80deb28e15381b7a3d598e298dd51ade3f1d10b93636dcafc4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83b234ac8d2ef80deb28e15381b7a3d598e298dd51ade3f1d10b93636dcafc4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83b234ac8d2ef80deb28e15381b7a3d598e298dd51ade3f1d10b93636dcafc4c", kill_on_drop: false }`
[INFO] [stdout] 83b234ac8d2ef80deb28e15381b7a3d598e298dd51ade3f1d10b93636dcafc4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e31b0dcdc9d679796725666598146b2a7c7e1395b7b7ec5b6f3e6a96e2d5edfb
[INFO] running `Command { std: "docker" "start" "-a" "e31b0dcdc9d679796725666598146b2a7c7e1395b7b7ec5b6f3e6a96e2d5edfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling http v0.2.5
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling kvarn_utils v0.3.0
[INFO] [stderr]    Compiling kvarn_async v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.29s
[INFO] running `Command { std: "docker" "inspect" "e31b0dcdc9d679796725666598146b2a7c7e1395b7b7ec5b6f3e6a96e2d5edfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e31b0dcdc9d679796725666598146b2a7c7e1395b7b7ec5b6f3e6a96e2d5edfb", kill_on_drop: false }`
[INFO] [stdout] e31b0dcdc9d679796725666598146b2a7c7e1395b7b7ec5b6f3e6a96e2d5edfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 537f83b99c0a9a001e260239a9fa1faa7fe8635cba81b50eed3679bc24716b1e
[INFO] running `Command { std: "docker" "start" "-a" "537f83b99c0a9a001e260239a9fa1faa7fe8635cba81b50eed3679bc24716b1e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kvarn_async v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "537f83b99c0a9a001e260239a9fa1faa7fe8635cba81b50eed3679bc24716b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "537f83b99c0a9a001e260239a9fa1faa7fe8635cba81b50eed3679bc24716b1e", kill_on_drop: false }`
[INFO] [stdout] 537f83b99c0a9a001e260239a9fa1faa7fe8635cba81b50eed3679bc24716b1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 652052028c06fcff3f4f3719bce1ae6f911f177c6af9dc4b141ac5bd0f7d0ca5
[INFO] running `Command { std: "docker" "start" "-a" "652052028c06fcff3f4f3719bce1ae6f911f177c6af9dc4b141ac5bd0f7d0ca5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kvarn_async-8565db4d6f4a15bc)
[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 kvarn_async
[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" "652052028c06fcff3f4f3719bce1ae6f911f177c6af9dc4b141ac5bd0f7d0ca5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "652052028c06fcff3f4f3719bce1ae6f911f177c6af9dc4b141ac5bd0f7d0ca5", kill_on_drop: false }`
[INFO] [stdout] 652052028c06fcff3f4f3719bce1ae6f911f177c6af9dc4b141ac5bd0f7d0ca5