[INFO] cloning repository https://github.com/mshieldsdunn/solve_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mshieldsdunn/solve_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmshieldsdunn%2Fsolve_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmshieldsdunn%2Fsolve_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9d40b36e400bdb143511a8c14281bde06e2355dd
[INFO] checking mshieldsdunn/solve_rs against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmshieldsdunn%2Fsolve_rs" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mshieldsdunn/solve_rs on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mshieldsdunn/solve_rs
[INFO] finished tweaking git repo https://github.com/mshieldsdunn/solve_rs
[INFO] tweaked toml for git repo https://github.com/mshieldsdunn/solve_rs written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/mshieldsdunn/solve_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f246c2c03bfcb4827a5b8ef02e1d71e1f8f9560f1980ebbb77236cc4247d710
[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" "6f246c2c03bfcb4827a5b8ef02e1d71e1f8f9560f1980ebbb77236cc4247d710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f246c2c03bfcb4827a5b8ef02e1d71e1f8f9560f1980ebbb77236cc4247d710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f246c2c03bfcb4827a5b8ef02e1d71e1f8f9560f1980ebbb77236cc4247d710", kill_on_drop: false }`
[INFO] [stdout] 6f246c2c03bfcb4827a5b8ef02e1d71e1f8f9560f1980ebbb77236cc4247d710
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] f7bc1f36b55ecae545f83a90b09850a83a9e74dd61024748a7080303ec015d80
[INFO] running `Command { std: "docker" "start" "-a" "f7bc1f36b55ecae545f83a90b09850a83a9e74dd61024748a7080303ec015d80", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]     Checking ndarray v0.13.0
[INFO] [stderr]     Checking solve_rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.91s
[INFO] running `Command { std: "docker" "inspect" "f7bc1f36b55ecae545f83a90b09850a83a9e74dd61024748a7080303ec015d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7bc1f36b55ecae545f83a90b09850a83a9e74dd61024748a7080303ec015d80", kill_on_drop: false }`
[INFO] [stdout] f7bc1f36b55ecae545f83a90b09850a83a9e74dd61024748a7080303ec015d80