[INFO] updating cached repository https://github.com/x31eq/regular_rust
[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] 1984362f5f81b71e4b8ab3c893f902475daedd18
[INFO] checking x31eq/regular_rust against try#bcff76bad586cfb6874f179a4b66448e6b8a832c for pr-66919
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fx31eq%2Fregular_rust" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/x31eq/regular_rust on toolchain bcff76bad586cfb6874f179a4b66448e6b8a832c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/x31eq/regular_rust
[INFO] finished tweaking git repo https://github.com/x31eq/regular_rust
[INFO] tweaked toml for git repo https://github.com/x31eq/regular_rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/x31eq/regular_rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "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] 0b1d30720e14927cdb9f2f47b8abc8d348cc88ce1dd81ce1c1abb78d76f24113
[INFO] running `"docker" "start" "-a" "0b1d30720e14927cdb9f2f47b8abc8d348cc88ce1dd81ce1c1abb78d76f24113"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.51
[INFO] [stderr]    Compiling bumpalo v2.6.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.51
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]    Compiling backtrace v0.3.38
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.51
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking alga v0.9.1
[INFO] [stderr]    Compiling weedle v0.10.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.51
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.51
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.51
[INFO] [stderr]     Checking js-sys v0.3.28
[INFO] [stderr]    Compiling web-sys v0.3.28
[INFO] [stderr]     Checking regular v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 35s
[INFO] running `"docker" "inspect" "0b1d30720e14927cdb9f2f47b8abc8d348cc88ce1dd81ce1c1abb78d76f24113"`
[INFO] running `"docker" "rm" "-f" "0b1d30720e14927cdb9f2f47b8abc8d348cc88ce1dd81ce1c1abb78d76f24113"`
[INFO] [stdout] 0b1d30720e14927cdb9f2f47b8abc8d348cc88ce1dd81ce1c1abb78d76f24113