[INFO] cloning repository https://github.com/dpc/rhex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dpc/rhex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpc%2Frhex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpc%2Frhex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1359daa83889e204d5075c88159e6b507353ea72
[INFO] testing dpc/rhex against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpc%2Frhex" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dpc/rhex 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/dpc/rhex
[INFO] finished tweaking git repo https://github.com/dpc/rhex
[INFO] tweaked toml for git repo https://github.com/dpc/rhex written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/dpc/rhex 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] cd15bac733557695792062a8a3e4b0a0a3db33912abcba1811d7e218fbfadfa4
[INFO] running `Command { std: "docker" "start" "-a" "cd15bac733557695792062a8a3e4b0a0a3db33912abcba1811d7e218fbfadfa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd15bac733557695792062a8a3e4b0a0a3db33912abcba1811d7e218fbfadfa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd15bac733557695792062a8a3e4b0a0a3db33912abcba1811d7e218fbfadfa4", kill_on_drop: false }`
[INFO] [stdout] cd15bac733557695792062a8a3e4b0a0a3db33912abcba1811d7e218fbfadfa4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d6c4177e9d91542bc8a5d414351a7fea258d916f6352280ed5a3eb8c4196d11
[INFO] running `Command { std: "docker" "start" "-a" "2d6c4177e9d91542bc8a5d414351a7fea258d916f6352280ed5a3eb8c4196d11", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling num-traits v0.1.42
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling dpc-simplemap v0.1.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling rand v0.3.20
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling fern v0.3.5
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling ncurses v5.91.0
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling num-bigint v0.1.41
[INFO] [stderr]    Compiling num-complex v0.1.41
[INFO] [stderr]    Compiling num-rational v0.1.41
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling hex2d v0.2.0
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling hex2d-dpcext v0.0.9
[INFO] [stdout] error[E0277]: the trait bound `u32: Signed` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hex2d-dpcext-0.0.9/src/algo.rs:235:13
[INFO] [stdout]     |
[INFO] [stdout] 228 | /     fn los_check_line<FOpaqueness, I=u32>(
[INFO] [stdout] 229 | |         opaqueness : &FOpaqueness,
[INFO] [stdout] 230 | |         light: I,
[INFO] [stdout] 231 | |         start : Coordinate<I>,
[INFO] [stdout] ...   |
[INFO] [stdout] 235 | |         I : hex2d::Integer,
[INFO] [stdout]     | |             ^^^^^^^^^^^^^^ the trait `Signed` is not implemented for `u32`
[INFO] [stdout] 236 | |         I : hash::Hash+Eq,
[INFO] [stdout] 237 | |         for <'a> &'a I: Add<&'a I, Output = I>,
[INFO] [stdout] 238 | |         FOpaqueness : Fn(Coordinate<I>) -> I,
[INFO] [stdout]     | |_____________________________________________- required by `los_check_line`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `hex2d::Integer` for `u32`
[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 E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hex2d-dpcext`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2d6c4177e9d91542bc8a5d414351a7fea258d916f6352280ed5a3eb8c4196d11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d6c4177e9d91542bc8a5d414351a7fea258d916f6352280ed5a3eb8c4196d11", kill_on_drop: false }`
[INFO] [stdout] 2d6c4177e9d91542bc8a5d414351a7fea258d916f6352280ed5a3eb8c4196d11
