[INFO] fetching crate phloem 0.3.1...
[INFO] checking phloem-0.3.1 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate phloem 0.3.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate phloem 0.3.1 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate phloem 0.3.1
[INFO] finished tweaking crates.io crate phloem 0.3.1
[INFO] tweaked toml for crates.io crate phloem 0.3.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] 172c64922ed7b919991f57f1b3466de3a877365a9344a86140fbdeb89d9a26b1
[INFO] running `Command { std: "docker" "start" "-a" "172c64922ed7b919991f57f1b3466de3a877365a9344a86140fbdeb89d9a26b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "172c64922ed7b919991f57f1b3466de3a877365a9344a86140fbdeb89d9a26b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "172c64922ed7b919991f57f1b3466de3a877365a9344a86140fbdeb89d9a26b1", kill_on_drop: false }`
[INFO] [stdout] 172c64922ed7b919991f57f1b3466de3a877365a9344a86140fbdeb89d9a26b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab46fc042592be67a4de81ccadc8a84dc453c91ef52397020da04a12d58baf2b
[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" "ab46fc042592be67a4de81ccadc8a84dc453c91ef52397020da04a12d58baf2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling rblas v0.0.10
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking collenchyma v0.0.3
[INFO] [stdout] error[E0432]: unresolved imports `std::sync::StaticMutex`, `std::sync::MUTEX_INIT`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/collenchyma-0.0.3/src/frameworks/opencl/api/platform.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::{StaticMutex, MUTEX_INIT};
[INFO] [stdout]   |                 ^^^^^^^^^^^  ^^^^^^^^^^ no `MUTEX_INIT` in `sync`
[INFO] [stdout]   |                 |
[INFO] [stdout]   |                 no `StaticMutex` in `sync`
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `collenchyma`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "ab46fc042592be67a4de81ccadc8a84dc453c91ef52397020da04a12d58baf2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab46fc042592be67a4de81ccadc8a84dc453c91ef52397020da04a12d58baf2b", kill_on_drop: false }`
[INFO] [stdout] ab46fc042592be67a4de81ccadc8a84dc453c91ef52397020da04a12d58baf2b