[INFO] cloning repository https://github.com/Lisoph/the_city
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lisoph/the_city" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLisoph%2Fthe_city", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLisoph%2Fthe_city'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 28d808b54123aafbfd600951bb7363e0eefa310c
[INFO] documenting Lisoph/the_city against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLisoph%2Fthe_city" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Lisoph/the_city on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Lisoph/the_city
[INFO] finished tweaking git repo https://github.com/Lisoph/the_city
[INFO] tweaked toml for git repo https://github.com/Lisoph/the_city written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Lisoph/the_city already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] 5be89c66932c49801b849901276bb0927d6a0e11ce9ade66a1923e809ec0956d
[INFO] running `Command { std: "docker" "start" "-a" "5be89c66932c49801b849901276bb0927d6a0e11ce9ade66a1923e809ec0956d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5be89c66932c49801b849901276bb0927d6a0e11ce9ade66a1923e809ec0956d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5be89c66932c49801b849901276bb0927d6a0e11ce9ade66a1923e809ec0956d", kill_on_drop: false }`
[INFO] [stdout] 5be89c66932c49801b849901276bb0927d6a0e11ce9ade66a1923e809ec0956d
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e43f2cf6e7617381ded66640625199b6dbfc8dfdc1065b286e9622af27317241
[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" "e43f2cf6e7617381ded66640625199b6dbfc8dfdc1065b286e9622af27317241", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-complex v0.2.0
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking libm v0.1.2
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]    Compiling thecity v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking wavefront_obj v5.1.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking approx v0.3.0
[INFO] [stderr]     Checking generic-array v0.11.1
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking alga v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking nalgebra v0.16.4
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]     Checking rayon v1.0.2
[INFO] [stdout] error[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.16.4/src/base/cg.rs:292:44
[INFO] [stdout]     |
[INFO] [stdout] 292 |                 self[(j, i)] += shift[j] * self[(D::dim() - 1, i)];
[INFO] [stdout]     |                 ---------------------------^^^^-------------------
[INFO] [stdout]     |                 |                          |
[INFO] [stdout]     |                 |                          immutable borrow occurs here
[INFO] [stdout]     |                 mutable borrow occurs here
[INFO] [stdout]     |                 mutable borrow later used here
[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 E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nalgebra`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "e43f2cf6e7617381ded66640625199b6dbfc8dfdc1065b286e9622af27317241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e43f2cf6e7617381ded66640625199b6dbfc8dfdc1065b286e9622af27317241", kill_on_drop: false }`
[INFO] [stdout] e43f2cf6e7617381ded66640625199b6dbfc8dfdc1065b286e9622af27317241
