[INFO] cloning repository https://github.com/lytedev/observer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lytedev/observer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flytedev%2Fobserver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flytedev%2Fobserver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f8b3343d8605e096e9dd88f8bdbcc685b0600b2
[INFO] checking lytedev/observer against master#a7fc463dd8fbeca800d4b3efc501069502cffe64 for pr-136988
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flytedev%2Fobserver" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lytedev/observer on toolchain a7fc463dd8fbeca800d4b3efc501069502cffe64
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7fc463dd8fbeca800d4b3efc501069502cffe64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lytedev/observer
[INFO] finished tweaking git repo https://github.com/lytedev/observer
[INFO] tweaked toml for git repo https://github.com/lytedev/observer written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lytedev/observer 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" "+a7fc463dd8fbeca800d4b3efc501069502cffe64" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+a7fc463dd8fbeca800d4b3efc501069502cffe64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7a9fcd43b689070e51b5d1c69e4e38c048bf4df096c9862879e4ca77825cc9b
[INFO] running `Command { std: "docker" "start" "-a" "c7a9fcd43b689070e51b5d1c69e4e38c048bf4df096c9862879e4ca77825cc9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7a9fcd43b689070e51b5d1c69e4e38c048bf4df096c9862879e4ca77825cc9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7a9fcd43b689070e51b5d1c69e4e38c048bf4df096c9862879e4ca77825cc9b", kill_on_drop: false }`
[INFO] [stdout] c7a9fcd43b689070e51b5d1c69e4e38c048bf4df096c9862879e4ca77825cc9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+a7fc463dd8fbeca800d4b3efc501069502cffe64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a808837125962319fd2b732f626b18d1f75064685eaf0b48067773a845aa8a41
[INFO] running `Command { std: "docker" "start" "-a" "a808837125962319fd2b732f626b18d1f75064685eaf0b48067773a845aa8a41", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/containers/a808837125962319fd2b732f626b18d1f75064685eaf0b48067773a845aa8a41/mounts: no space left on device
[INFO] running `Command { std: "docker" "inspect" "a808837125962319fd2b732f626b18d1f75064685eaf0b48067773a845aa8a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a808837125962319fd2b732f626b18d1f75064685eaf0b48067773a845aa8a41", kill_on_drop: false }`
[INFO] [stdout] a808837125962319fd2b732f626b18d1f75064685eaf0b48067773a845aa8a41