[INFO] cloning repository https://github.com/rofuentes/programming-rust-mandelbrot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rofuentes/programming-rust-mandelbrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frofuentes%2Fprogramming-rust-mandelbrot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frofuentes%2Fprogramming-rust-mandelbrot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 754232096c0430eac370f6efb4c5662cbbe54d81
[INFO] checking rofuentes/programming-rust-mandelbrot against master#75530e9f72a1990ed2305e16fd51d02f47048f12 for pr-138676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frofuentes%2Fprogramming-rust-mandelbrot" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rofuentes/programming-rust-mandelbrot on toolchain 75530e9f72a1990ed2305e16fd51d02f47048f12
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rofuentes/programming-rust-mandelbrot
[INFO] finished tweaking git repo https://github.com/rofuentes/programming-rust-mandelbrot
[INFO] tweaked toml for git repo https://github.com/rofuentes/programming-rust-mandelbrot written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rofuentes/programming-rust-mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e62214fbd7f58a19d4f991baebb62787ecc650ec8e79f7bc902ce0128fb11f45
[INFO] running `Command { std: "docker" "start" "-a" "e62214fbd7f58a19d4f991baebb62787ecc650ec8e79f7bc902ce0128fb11f45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e62214fbd7f58a19d4f991baebb62787ecc650ec8e79f7bc902ce0128fb11f45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e62214fbd7f58a19d4f991baebb62787ecc650ec8e79f7bc902ce0128fb11f45", kill_on_drop: false }`
[INFO] [stdout] e62214fbd7f58a19d4f991baebb62787ecc650ec8e79f7bc902ce0128fb11f45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a6b1efe9d3d3c1085b63bf3cf58a7ef137ddea1b1de3bebf3fb7922c0b78e7d
[INFO] running `Command { std: "docker" "start" "-a" "5a6b1efe9d3d3c1085b63bf3cf58a7ef137ddea1b1de3bebf3fb7922c0b78e7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetaNsQvsU/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `num-rational` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "5a6b1efe9d3d3c1085b63bf3cf58a7ef137ddea1b1de3bebf3fb7922c0b78e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a6b1efe9d3d3c1085b63bf3cf58a7ef137ddea1b1de3bebf3fb7922c0b78e7d", kill_on_drop: false }`
[INFO] [stdout] 5a6b1efe9d3d3c1085b63bf3cf58a7ef137ddea1b1de3bebf3fb7922c0b78e7d