[INFO] fetching crate thread-group 1.0.0...
[INFO] checking thread-group-1.0.0 against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] extracting crate thread-group 1.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate thread-group 1.0.0 on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", 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-0/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" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e147903a8ec576ddb16921b2d7dd08d8b50d57c379bb2d201a9957b0fc991ff7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e147903a8ec576ddb16921b2d7dd08d8b50d57c379bb2d201a9957b0fc991ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e147903a8ec576ddb16921b2d7dd08d8b50d57c379bb2d201a9957b0fc991ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e147903a8ec576ddb16921b2d7dd08d8b50d57c379bb2d201a9957b0fc991ff7", kill_on_drop: false }`
[INFO] [stdout] e147903a8ec576ddb16921b2d7dd08d8b50d57c379bb2d201a9957b0fc991ff7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69e5d7e7240eed8be0e21a660c567511e37038e4f7ff8395782f2a3bd80f5715
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "69e5d7e7240eed8be0e21a660c567511e37038e4f7ff8395782f2a3bd80f5715", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking 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[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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "69e5d7e7240eed8be0e21a660c567511e37038e4f7ff8395782f2a3bd80f5715", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69e5d7e7240eed8be0e21a660c567511e37038e4f7ff8395782f2a3bd80f5715", kill_on_drop: false }`
[INFO] [stdout] 69e5d7e7240eed8be0e21a660c567511e37038e4f7ff8395782f2a3bd80f5715