[INFO] fetching crate tokio-reactor-trait 2.0.0-alpha.2...
[INFO] checking tokio-reactor-trait-2.0.0-alpha.2 against master#8549802939cd01111c46e34a7b67cb1933977af9 for pr-132712
[INFO] extracting crate tokio-reactor-trait 2.0.0-alpha.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate tokio-reactor-trait 2.0.0-alpha.2 on toolchain 8549802939cd01111c46e34a7b67cb1933977af9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-reactor-trait 2.0.0-alpha.2
[INFO] finished tweaking crates.io crate tokio-reactor-trait 2.0.0-alpha.2
[INFO] tweaked toml for crates.io crate tokio-reactor-trait 2.0.0-alpha.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 38 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded reactor-trait v2.0.0-alpha.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 251a601f753c23b47bd75ec414ec1a8942cb3e1801428184f0ffb783cda28e24
[INFO] running `Command { std: "docker" "start" "-a" "251a601f753c23b47bd75ec414ec1a8942cb3e1801428184f0ffb783cda28e24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "251a601f753c23b47bd75ec414ec1a8942cb3e1801428184f0ffb783cda28e24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "251a601f753c23b47bd75ec414ec1a8942cb3e1801428184f0ffb783cda28e24", kill_on_drop: false }`
[INFO] [stdout] 251a601f753c23b47bd75ec414ec1a8942cb3e1801428184f0ffb783cda28e24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf62d14a12d32b4288c32fd887a464b3a85e09b495ccded3e501dd3aa14df00a
[INFO] running `Command { std: "docker" "start" "-a" "bf62d14a12d32b4288c32fd887a464b3a85e09b495ccded3e501dd3aa14df00a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.162
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking bytes v1.8.0
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking tokio v1.41.1
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]     Checking tokio-stream v0.1.16
[INFO] [stderr]     Checking tokio-util v0.7.12
[INFO] [stderr]     Checking reactor-trait v2.0.0-alpha.2
[INFO] [stderr]     Checking tokio-reactor-trait v2.0.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.59s
[INFO] running `Command { std: "docker" "inspect" "bf62d14a12d32b4288c32fd887a464b3a85e09b495ccded3e501dd3aa14df00a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf62d14a12d32b4288c32fd887a464b3a85e09b495ccded3e501dd3aa14df00a", kill_on_drop: false }`
[INFO] [stdout] bf62d14a12d32b4288c32fd887a464b3a85e09b495ccded3e501dd3aa14df00a