[INFO] fetching crate pmap 0.0.5...
[INFO] checking pmap-0.0.5 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate pmap 0.0.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate pmap 0.0.5 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pmap 0.0.5
[INFO] finished tweaking crates.io crate pmap 0.0.5
[INFO] tweaked toml for crates.io crate pmap 0.0.5 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 21fa0455f258043c00e34060dd8aa87923d6f7f2f6dbe8e1a4329e891b1b8fa4
[INFO] running `Command { std: "docker" "start" "-a" "21fa0455f258043c00e34060dd8aa87923d6f7f2f6dbe8e1a4329e891b1b8fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21fa0455f258043c00e34060dd8aa87923d6f7f2f6dbe8e1a4329e891b1b8fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21fa0455f258043c00e34060dd8aa87923d6f7f2f6dbe8e1a4329e891b1b8fa4", kill_on_drop: false }`
[INFO] [stdout] 21fa0455f258043c00e34060dd8aa87923d6f7f2f6dbe8e1a4329e891b1b8fa4
[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" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7a4d87dbd69dda343724541885108d9c52593d6869dbec8adc7917574f729dc3
[INFO] running `Command { std: "docker" "start" "-a" "7a4d87dbd69dda343724541885108d9c52593d6869dbec8adc7917574f729dc3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking pmap v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stdout] error[E0412]: cannot find type `JoinGuard` in module `thread`
[INFO] [stdout]   --> src/lib.rs:16:38
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut threads: Vec<thread::JoinGuard<bool>> = Vec::new();
[INFO] [stdout]    |                                      ^^^^^^^^^ not found in `thread`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `scoped` in module `thread`
[INFO] [stdout]   --> src/lib.rs:21:31
[INFO] [stdout]    |
[INFO] [stdout] 21 |             let trd = thread::scoped(move|| {
[INFO] [stdout]    |                               ^^^^^^ not found in `thread`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pmap`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7a4d87dbd69dda343724541885108d9c52593d6869dbec8adc7917574f729dc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a4d87dbd69dda343724541885108d9c52593d6869dbec8adc7917574f729dc3", kill_on_drop: false }`
[INFO] [stdout] 7a4d87dbd69dda343724541885108d9c52593d6869dbec8adc7917574f729dc3