[INFO] updating cached repository https://github.com/camjackson/rusteroids
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e7fad01b5340fd6d16a53ac21d715433a27eefe9
[INFO] checking camjackson/rusteroids against master#4007d4ef26eab44bdabc2b7574d032152264d3ad for pr-66919
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamjackson%2Frusteroids" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/camjackson/rusteroids on toolchain 4007d4ef26eab44bdabc2b7574d032152264d3ad
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/camjackson/rusteroids
[INFO] finished tweaking git repo https://github.com/camjackson/rusteroids
[INFO] tweaked toml for git repo https://github.com/camjackson/rusteroids written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/camjackson/rusteroids already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6fd056264662ab93222363e1f0ee06622f40803efd982267e3c009ab9693382b
[INFO] running `"docker" "start" "-a" "6fd056264662ab93222363e1f0ee06622f40803efd982267e3c009ab9693382b"`
[INFO] [stderr]    Compiling num-traits v0.1.41
[INFO] [stderr]    Compiling ordermap v0.3.4
[INFO] [stderr]     Checking hamming v0.1.3
[INFO] [stderr]     Checking primal-estimate v0.2.1
[INFO] [stderr]     Checking allocators v0.1.0 (https://github.com/citybound/citybound#824b389b)
[INFO] [stderr]     Checking rand v0.3.19
[INFO] [stderr]     Checking num-complex v0.1.41
[INFO] [stderr]    Compiling x11-dl v2.17.2
[INFO] [stderr]     Checking shared_library v0.1.8
[INFO] [stderr]    Compiling imgui-sys v0.0.15
[INFO] [stderr]     Checking itertools v0.7.4
[INFO] [stderr]     Checking primal-check v0.2.3
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]    Compiling compact_macros v0.1.0 (https://github.com/citybound/citybound#824b389b)
[INFO] [stderr]     Checking backtrace-sys v0.1.16
[INFO] [stderr]     Checking chunky v0.1.0 (https://github.com/citybound/citybound#824b389b)
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking primal-bit v0.2.4
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]     Checking primal-sieve v0.2.8
[INFO] [stderr]    Compiling kay_codegen v0.1.0 (https://github.com/citybound/citybound#824b389b)
[INFO] [stderr]     Checking alga v0.5.2
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]     Checking primal v0.2.3
[INFO] [stderr]    Compiling glutin v0.9.2
[INFO] [stderr]    Compiling glium v0.17.1
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]     Checking compact v0.1.0 (https://github.com/citybound/citybound#824b389b)
[INFO] [stderr]     Checking kay v0.1.0 (https://github.com/citybound/citybound#824b389b)
[INFO] [stderr] error[E0432]: unresolved import `core::nonzero`
[INFO] [stderr]  --> /opt/rustwide/cargo-home/git/checkouts/citybound-01a382b1dd62b125/824b389/engine/kay/src/type_registry.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | use core::nonzero::NonZero;
[INFO] [stderr]   |           ^^^^^^^ could not find `nonzero` in `core`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `kay`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "6fd056264662ab93222363e1f0ee06622f40803efd982267e3c009ab9693382b"`
[INFO] running `"docker" "rm" "-f" "6fd056264662ab93222363e1f0ee06622f40803efd982267e3c009ab9693382b"`
[INFO] [stdout] 6fd056264662ab93222363e1f0ee06622f40803efd982267e3c009ab9693382b