[INFO] cloning repository https://github.com/finegeometer/four-dimensions
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/finegeometer/four-dimensions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffinegeometer%2Ffour-dimensions", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffinegeometer%2Ffour-dimensions'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7a367f5799bd5c66e88f33732f9d8f012c67a618
[INFO] checking finegeometer/four-dimensions against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffinegeometer%2Ffour-dimensions" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/finegeometer/four-dimensions on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/finegeometer/four-dimensions
[INFO] finished tweaking git repo https://github.com/finegeometer/four-dimensions
[INFO] tweaked toml for git repo https://github.com/finegeometer/four-dimensions written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/finegeometer/four-dimensions already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aaf97cc7ed40570595e75aa4f04ba4c17084c04e36dc7ea2cd824adf0550adba
[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" "aaf97cc7ed40570595e75aa4f04ba4c17084c04e36dc7ea2cd824adf0550adba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aaf97cc7ed40570595e75aa4f04ba4c17084c04e36dc7ea2cd824adf0550adba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaf97cc7ed40570595e75aa4f04ba4c17084c04e36dc7ea2cd824adf0550adba", kill_on_drop: false }`
[INFO] [stdout] aaf97cc7ed40570595e75aa4f04ba4c17084c04e36dc7ea2cd824adf0550adba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb2cbedd416c09ab0881ee41708bc136ec61838ea1aba35ffa2f0c566c4d50b3
[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" "bb2cbedd416c09ab0881ee41708bc136ec61838ea1aba35ffa2f0c566c4d50b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.50
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bumpalo v2.6.0
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling wasm-bindgen v0.2.50
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking chain-end v0.1.0 (https://github.com/finegeometer/chain-end-rs#83db6650)
[INFO] [stderr]     Checking bit-vec v0.6.1 (https://github.com/contain-rs/bit-vec#b2d2bc81)
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking matrixmultiply v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking polygon3 v0.1.0 (https://github.com/finegeometer/polygon3-rs#535d9aaa)
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]    Compiling backtrace v0.3.35
[INFO] [stderr]     Checking alga v0.9.1
[INFO] [stderr]    Compiling weedle v0.10.0
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.50
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.50
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.50
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.50
[INFO] [stderr]    Compiling web-sys v0.3.27
[INFO] [stderr]     Checking js-sys v0.3.27
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking render-4d v0.0.0 (https://github.com/finegeometer/render-4d-rs-OBSOLETE#349c970a)
[INFO] [stderr]     Checking four_dimensions v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 48s
[INFO] running `Command { std: "docker" "inspect" "bb2cbedd416c09ab0881ee41708bc136ec61838ea1aba35ffa2f0c566c4d50b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb2cbedd416c09ab0881ee41708bc136ec61838ea1aba35ffa2f0c566c4d50b3", kill_on_drop: false }`
[INFO] [stdout] bb2cbedd416c09ab0881ee41708bc136ec61838ea1aba35ffa2f0c566c4d50b3