[INFO] fetching crate stateful_async_worker 0.1.2...
[INFO] checking stateful_async_worker-0.1.2 against try#79452e8441468c5568c20bfca2aa1fe75b645b2d for pr-152210
[INFO] extracting crate stateful_async_worker 0.1.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate stateful_async_worker 0.1.2
[INFO] finished tweaking crates.io crate stateful_async_worker 0.1.2
[INFO] tweaked toml for crates.io crate stateful_async_worker 0.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stateful_async_worker 0.1.2 on toolchain 79452e8441468c5568c20bfca2aa1fe75b645b2d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "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" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 31 packages to latest compatible versions
[INFO] [stderr]       Adding crossbeam v0.7.3 (available: v0.8.4)
[INFO] [stderr]       Adding num_cpus v0.1.0 (available: v1.17.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4de2f29ab79b8ccc8926cda652f5110f477c1a59ab199569d39e89b5ebe7209e
[INFO] running `Command { std: "docker" "start" "-a" "4de2f29ab79b8ccc8926cda652f5110f477c1a59ab199569d39e89b5ebe7209e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4de2f29ab79b8ccc8926cda652f5110f477c1a59ab199569d39e89b5ebe7209e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4de2f29ab79b8ccc8926cda652f5110f477c1a59ab199569d39e89b5ebe7209e", kill_on_drop: false }`
[INFO] [stdout] 4de2f29ab79b8ccc8926cda652f5110f477c1a59ab199569d39e89b5ebe7209e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b511d4ebef3e699fc479b353ca908084f2850374c88971716f28e0713ace15f1
[INFO] running `Command { std: "docker" "start" "-a" "b511d4ebef3e699fc479b353ca908084f2850374c88971716f28e0713ace15f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling num_cpus v0.1.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking futures-executor v0.3.32
[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stderr]     Checking stateful_async_worker v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `Command { std: "docker" "inspect" "b511d4ebef3e699fc479b353ca908084f2850374c88971716f28e0713ace15f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b511d4ebef3e699fc479b353ca908084f2850374c88971716f28e0713ace15f1", kill_on_drop: false }`
[INFO] [stdout] b511d4ebef3e699fc479b353ca908084f2850374c88971716f28e0713ace15f1