[INFO] fetching crate quickcheck_async 0.1.1...
[INFO] building quickcheck_async-0.1.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate quickcheck_async 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate quickcheck_async 0.1.1
[INFO] finished tweaking crates.io crate quickcheck_async 0.1.1
[INFO] tweaked toml for crates.io crate quickcheck_async 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate quickcheck_async 0.1.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 84 packages to latest compatible versions
[INFO] [stderr]       Adding quickcheck v0.9.2 (available: v1.0.3)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] [stderr]       Adding tokio v0.2.25 (available: v1.47.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd0ebc942fc10d6b5a10b9f830f387173a52fb4a263514af9eb300385c7e1a2e
[INFO] running `Command { std: "docker" "start" "-a" "cd0ebc942fc10d6b5a10b9f830f387173a52fb4a263514af9eb300385c7e1a2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd0ebc942fc10d6b5a10b9f830f387173a52fb4a263514af9eb300385c7e1a2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd0ebc942fc10d6b5a10b9f830f387173a52fb4a263514af9eb300385c7e1a2e", kill_on_drop: false }`
[INFO] [stdout] cd0ebc942fc10d6b5a10b9f830f387173a52fb4a263514af9eb300385c7e1a2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b486cd980feb46467df14cfb1962c2dc1e4a8cfaa536c5138eca06589c7a202
[INFO] running `Command { std: "docker" "start" "-a" "9b486cd980feb46467df14cfb1962c2dc1e4a8cfaa536c5138eca06589c7a202", kill_on_drop: false }`
[INFO] [stderr]    Compiling quickcheck_async v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "9b486cd980feb46467df14cfb1962c2dc1e4a8cfaa536c5138eca06589c7a202", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b486cd980feb46467df14cfb1962c2dc1e4a8cfaa536c5138eca06589c7a202", kill_on_drop: false }`
[INFO] [stdout] 9b486cd980feb46467df14cfb1962c2dc1e4a8cfaa536c5138eca06589c7a202
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ac6d1a1b6f9e4ba430bcf8c08fee612925c9996393b2cbeac533a11d2efebdd
[INFO] running `Command { std: "docker" "start" "-a" "9ac6d1a1b6f9e4ba430bcf8c08fee612925c9996393b2cbeac533a11d2efebdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling value-bag v1.11.1
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling async-lock v3.4.1
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling async-executor v1.13.3
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling quickcheck_async v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-std v1.13.2
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 40.01s
[INFO] running `Command { std: "docker" "inspect" "9ac6d1a1b6f9e4ba430bcf8c08fee612925c9996393b2cbeac533a11d2efebdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac6d1a1b6f9e4ba430bcf8c08fee612925c9996393b2cbeac533a11d2efebdd", kill_on_drop: false }`
[INFO] [stdout] 9ac6d1a1b6f9e4ba430bcf8c08fee612925c9996393b2cbeac533a11d2efebdd