[INFO] fetching crate smoler 0.0.1...
[INFO] checking smoler-0.0.1 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate smoler 0.0.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate smoler 0.0.1 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smoler 0.0.1
[INFO] finished tweaking crates.io crate smoler 0.0.1
[INFO] tweaked toml for crates.io crate smoler 0.0.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e66545288673b1e92ca22f34da43f55cfaf887483a29addf869f29a047d07265
[INFO] running `Command { std: "docker" "start" "-a" "e66545288673b1e92ca22f34da43f55cfaf887483a29addf869f29a047d07265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e66545288673b1e92ca22f34da43f55cfaf887483a29addf869f29a047d07265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e66545288673b1e92ca22f34da43f55cfaf887483a29addf869f29a047d07265", kill_on_drop: false }`
[INFO] [stdout] e66545288673b1e92ca22f34da43f55cfaf887483a29addf869f29a047d07265
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39b2547e8f2e31650d98e5b138e8d796f64a49a5a3269e43124bb2634213536e
[INFO] running `Command { std: "docker" "start" "-a" "39b2547e8f2e31650d98e5b138e8d796f64a49a5a3269e43124bb2634213536e", kill_on_drop: false }`
[INFO] [stderr]     Checking smoler v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "39b2547e8f2e31650d98e5b138e8d796f64a49a5a3269e43124bb2634213536e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39b2547e8f2e31650d98e5b138e8d796f64a49a5a3269e43124bb2634213536e", kill_on_drop: false }`
[INFO] [stdout] 39b2547e8f2e31650d98e5b138e8d796f64a49a5a3269e43124bb2634213536e