[INFO] cloning repository https://github.com/parente/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/parente/rust-mandelbrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparente%2Frust-mandelbrot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparente%2Frust-mandelbrot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac57502125a8aba181ac8f8bb0fc6bafa611fd9d
[INFO] checking parente/rust-mandelbrot against try#2b41547e41f63ea0ca9cb25417ddd569b19e6a50 for pr-134273
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparente%2Frust-mandelbrot" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] error: copy-fd: write returned: No space left on device
[INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/prepare-commit-msg.sample' to '/workspace/builds/worker-4-tc2/source/.git/hooks/prepare-commit-msg.sample': No space left on device
[INFO] checking parente/rust-mandelbrot against try#2b41547e41f63ea0ca9cb25417ddd569b19e6a50 for pr-134273
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparente%2Frust-mandelbrot" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] error: copy-fd: write returned: No space left on device
[INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/prepare-commit-msg.sample' to '/workspace/builds/worker-4-tc2/source/.git/hooks/prepare-commit-msg.sample': No space left on device
[INFO] checking parente/rust-mandelbrot against try#2b41547e41f63ea0ca9cb25417ddd569b19e6a50 for pr-134273
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparente%2Frust-mandelbrot" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/parente/rust-mandelbrot on toolchain 2b41547e41f63ea0ca9cb25417ddd569b19e6a50
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b41547e41f63ea0ca9cb25417ddd569b19e6a50" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/parente/rust-mandelbrot
[INFO] finished tweaking git repo https://github.com/parente/rust-mandelbrot
[INFO] tweaked toml for git repo https://github.com/parente/rust-mandelbrot written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/parente/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" "+2b41547e41f63ea0ca9cb25417ddd569b19e6a50" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded json_env_logger v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+2b41547e41f63ea0ca9cb25417ddd569b19e6a50" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2578505f71a46bdcc2c353dc3d66cc1e0263ff26dafb2253d6a7272409a160ef
[INFO] running `Command { std: "docker" "start" "-a" "2578505f71a46bdcc2c353dc3d66cc1e0263ff26dafb2253d6a7272409a160ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2578505f71a46bdcc2c353dc3d66cc1e0263ff26dafb2253d6a7272409a160ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2578505f71a46bdcc2c353dc3d66cc1e0263ff26dafb2253d6a7272409a160ef", kill_on_drop: false }`
[INFO] [stdout] 2578505f71a46bdcc2c353dc3d66cc1e0263ff26dafb2253d6a7272409a160ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+2b41547e41f63ea0ca9cb25417ddd569b19e6a50" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd47d8d056f67a8c82418b438c95a98078751394b968fbcf308270aa15f6e054
[INFO] running `Command { std: "docker" "start" "-a" "bd47d8d056f67a8c82418b438c95a98078751394b968fbcf308270aa15f6e054", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to get `json_env_logger` as a dependency of package `mandelbrot v0.2.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   attempting to make an HTTP request, but --frozen was specified
[INFO] running `Command { std: "docker" "inspect" "bd47d8d056f67a8c82418b438c95a98078751394b968fbcf308270aa15f6e054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd47d8d056f67a8c82418b438c95a98078751394b968fbcf308270aa15f6e054", kill_on_drop: false }`
[INFO] [stdout] bd47d8d056f67a8c82418b438c95a98078751394b968fbcf308270aa15f6e054