[INFO] fetching crate cosmo 0.1.0...
[INFO] checking cosmo-0.1.0 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] extracting crate cosmo 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cosmo 0.1.0 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cosmo 0.1.0
[INFO] finished tweaking crates.io crate cosmo 0.1.0
[INFO] tweaked toml for crates.io crate cosmo 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (time) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: unused manifest key: dependencies.time.time
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded standback v0.3.2
[INFO] [stderr]   Downloaded time v0.3.0-alpha-1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56b0edf375f47a53f655be74223796c1c549ac6b01bb19756424b984cd88ec28
[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" "56b0edf375f47a53f655be74223796c1c549ac6b01bb19756424b984cd88ec28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56b0edf375f47a53f655be74223796c1c549ac6b01bb19756424b984cd88ec28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56b0edf375f47a53f655be74223796c1c549ac6b01bb19756424b984cd88ec28", kill_on_drop: false }`
[INFO] [stdout] 56b0edf375f47a53f655be74223796c1c549ac6b01bb19756424b984cd88ec28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e6c7a5502f5ee6bbf50d89f476561d368f026065f8c5a52b4c94316c90c3caa
[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" "4e6c7a5502f5ee6bbf50d89f476561d368f026065f8c5a52b4c94316c90c3caa", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (time) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: unused manifest key: dependencies.time.time
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling standback v0.3.2
[INFO] [stderr]     Checking time v0.3.0-alpha-1
[INFO] [stderr]     Checking cosmo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unknown crate type: `dynlib`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cosmo`
[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[E0463]: can't find crate for `cosmo`
[INFO] [stdout]  --> benches/collection_benches/spsc_concurrent_queue_bench.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate cosmo;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::alloc::heap`
[INFO] [stdout]  --> src/collection/buffer.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use self::alloc::heap::{allocate, deallocate};
[INFO] [stdout]   |                  ^^^^ could not find `heap` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `oom` in crate `self::alloc`
[INFO] [stdout]   --> src/collection/buffer.rs:78:37
[INFO] [stdout]    |
[INFO] [stdout] 78 |     if ptr.is_null() { self::alloc::oom() }
[INFO] [stdout]    |                                     ^^^ not found in `self::alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4e6c7a5502f5ee6bbf50d89f476561d368f026065f8c5a52b4c94316c90c3caa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e6c7a5502f5ee6bbf50d89f476561d368f026065f8c5a52b4c94316c90c3caa", kill_on_drop: false }`
[INFO] [stdout] 4e6c7a5502f5ee6bbf50d89f476561d368f026065f8c5a52b4c94316c90c3caa