[INFO] fetching crate microasync 0.4.2...
[INFO] testing microasync-0.4.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate microasync 0.4.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate microasync 0.4.2
[INFO] finished tweaking crates.io crate microasync 0.4.2
[INFO] tweaked toml for crates.io crate microasync 0.4.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate microasync 0.4.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate microasync 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15c6378ee38941a994ae2071633fedc8b4aaa6d30b10637766a685aaff109a0f
[INFO] running `Command { std: "docker" "start" "-a" "15c6378ee38941a994ae2071633fedc8b4aaa6d30b10637766a685aaff109a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15c6378ee38941a994ae2071633fedc8b4aaa6d30b10637766a685aaff109a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15c6378ee38941a994ae2071633fedc8b4aaa6d30b10637766a685aaff109a0f", kill_on_drop: false }`
[INFO] [stdout] 15c6378ee38941a994ae2071633fedc8b4aaa6d30b10637766a685aaff109a0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f5b129dc7f505a8f0d3a1728105a2f99f69befc94bf62c2df4bd6f6a96cd3b8
[INFO] running `Command { std: "docker" "start" "-a" "2f5b129dc7f505a8f0d3a1728105a2f99f69befc94bf62c2df4bd6f6a96cd3b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling microasync v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "2f5b129dc7f505a8f0d3a1728105a2f99f69befc94bf62c2df4bd6f6a96cd3b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f5b129dc7f505a8f0d3a1728105a2f99f69befc94bf62c2df4bd6f6a96cd3b8", kill_on_drop: false }`
[INFO] [stdout] 2f5b129dc7f505a8f0d3a1728105a2f99f69befc94bf62c2df4bd6f6a96cd3b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d959cc3588dc32b552a4bda1ee2c37a6204e0f02c8557912f3331c367a84ed0d
[INFO] running `Command { std: "docker" "start" "-a" "d959cc3588dc32b552a4bda1ee2c37a6204e0f02c8557912f3331c367a84ed0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling microasync v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "d959cc3588dc32b552a4bda1ee2c37a6204e0f02c8557912f3331c367a84ed0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d959cc3588dc32b552a4bda1ee2c37a6204e0f02c8557912f3331c367a84ed0d", kill_on_drop: false }`
[INFO] [stdout] d959cc3588dc32b552a4bda1ee2c37a6204e0f02c8557912f3331c367a84ed0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e08b96e4889bfa9b9ffeb9d1f7356185182cbbf6b2adf1b38a9915cc092aef85
[INFO] running `Command { std: "docker" "start" "-a" "e08b96e4889bfa9b9ffeb9d1f7356185182cbbf6b2adf1b38a9915cc092aef85", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/microasync-97d1e59128a1c0ae)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests microasync
[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" "e08b96e4889bfa9b9ffeb9d1f7356185182cbbf6b2adf1b38a9915cc092aef85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e08b96e4889bfa9b9ffeb9d1f7356185182cbbf6b2adf1b38a9915cc092aef85", kill_on_drop: false }`
[INFO] [stdout] e08b96e4889bfa9b9ffeb9d1f7356185182cbbf6b2adf1b38a9915cc092aef85