[INFO] fetching crate thread-group 1.0.0...
[INFO] testing thread-group-1.0.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate thread-group 1.0.0 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate thread-group 1.0.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate thread-group 1.0.0
[INFO] finished tweaking crates.io crate thread-group 1.0.0
[INFO] tweaked toml for crates.io crate thread-group 1.0.0 written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] crate crates.io crate thread-group 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a15f7ed7e533ccf20dcbbe35d72c2c556df395c314a3f767a840edd1a8bf482
[INFO] running `Command { std: "docker" "start" "-a" "2a15f7ed7e533ccf20dcbbe35d72c2c556df395c314a3f767a840edd1a8bf482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a15f7ed7e533ccf20dcbbe35d72c2c556df395c314a3f767a840edd1a8bf482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a15f7ed7e533ccf20dcbbe35d72c2c556df395c314a3f767a840edd1a8bf482", kill_on_drop: false }`
[INFO] [stdout] 2a15f7ed7e533ccf20dcbbe35d72c2c556df395c314a3f767a840edd1a8bf482
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 960c6f175ca514342d9fad30e38b35f684e196294a706c7031b5930fea5cc709
[INFO] running `Command { std: "docker" "start" "-a" "960c6f175ca514342d9fad30e38b35f684e196294a706c7031b5930fea5cc709", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling thread-group v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `ScopedJoinHandle` in this scope
[INFO] [stdout]    --> src/thread_group.rs:244:35
[INFO] [stdout]     |
[INFO] [stdout] 244 |         impl<T> JoinHandleExt for ScopedJoinHandle<'_, T> {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `thread-group` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "960c6f175ca514342d9fad30e38b35f684e196294a706c7031b5930fea5cc709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "960c6f175ca514342d9fad30e38b35f684e196294a706c7031b5930fea5cc709", kill_on_drop: false }`
[INFO] [stdout] 960c6f175ca514342d9fad30e38b35f684e196294a706c7031b5930fea5cc709