[INFO] cloning repository https://github.com/ArielMant0/RustChess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ArielMant0/RustChess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArielMant0%2FRustChess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArielMant0%2FRustChess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6c69a93731898fff30606498fbe68cfc6710102e
[INFO] documenting ArielMant0/RustChess against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArielMant0%2FRustChess" "/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/ArielMant0/RustChess on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ArielMant0/RustChess
[INFO] finished tweaking git repo https://github.com/ArielMant0/RustChess
[INFO] tweaked toml for git repo https://github.com/ArielMant0/RustChess written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ArielMant0/RustChess already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vulkano-shaders v0.3.2
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "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] 4d1c5ea4b389dab26f66c03a218a53fe21d81b790b42a96938808b7ad385a42b
[INFO] running `Command { std: "docker" "start" "-a" "4d1c5ea4b389dab26f66c03a218a53fe21d81b790b42a96938808b7ad385a42b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d1c5ea4b389dab26f66c03a218a53fe21d81b790b42a96938808b7ad385a42b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d1c5ea4b389dab26f66c03a218a53fe21d81b790b42a96938808b7ad385a42b", kill_on_drop: false }`
[INFO] [stdout] 4d1c5ea4b389dab26f66c03a218a53fe21d81b790b42a96938808b7ad385a42b
[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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa0da4f67f8153e4e09cc1c2e95cfe8c0243bce1b9c8ccbd1da462ea32c33e11
[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" "fa0da4f67f8153e4e09cc1c2e95cfe8c0243bce1b9c8ccbd1da462ea32c33e11", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking lzw v0.9.0
[INFO] [stderr]    Compiling vk-sys v0.2.7
[INFO] [stderr]     Checking byteorder v0.4.2
[INFO] [stderr]     Checking vulkano v0.3.2
[INFO] [stderr]     Checking cgmath v0.12.0
[INFO] [stderr]     Checking png v0.4.3
[INFO] [stderr]    Compiling glsl-to-spirv v0.1.7
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]     Checking gif v0.7.0
[INFO] [stderr]     Checking image v0.6.1
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr] error: could not compile `cgmath`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cgmath /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cgmath-0.12.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="rustc-serialize"' -C metadata=66c378945a63c1ac -C extra-filename=-66c378945a63c1ac --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern approx=/opt/rustwide/target/debug/deps/libapprox-71995074fd86d217.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-996ecac5420b3288.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-c42c7071001c27f2.rmeta --extern rustc_serialize=/opt/rustwide/target/debug/deps/librustc_serialize-eddfb9427ca0b1f2.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fa0da4f67f8153e4e09cc1c2e95cfe8c0243bce1b9c8ccbd1da462ea32c33e11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa0da4f67f8153e4e09cc1c2e95cfe8c0243bce1b9c8ccbd1da462ea32c33e11", kill_on_drop: false }`
[INFO] [stdout] fa0da4f67f8153e4e09cc1c2e95cfe8c0243bce1b9c8ccbd1da462ea32c33e11