[INFO] cloning repository https://github.com/massivebird/tinycpu-sim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/massivebird/tinycpu-sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmassivebird%2Ftinycpu-sim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmassivebird%2Ftinycpu-sim'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmassivebird%2Ftinycpu-sim: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/massivebird/tinycpu-sim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/massivebird/tinycpu-sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmassivebird%2Ftinycpu-sim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmassivebird%2Ftinycpu-sim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4788df3ae2069f2a3a30e0deac876fc8077fc556
[INFO] checking massivebird/tinycpu-sim against try#ae258e1fcbee4a062f5f3d869f06004d7cea088e for pr-135272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmassivebird%2Ftinycpu-sim" "/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/massivebird/tinycpu-sim on toolchain ae258e1fcbee4a062f5f3d869f06004d7cea088e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/massivebird/tinycpu-sim
[INFO] finished tweaking git repo https://github.com/massivebird/tinycpu-sim
[INFO] tweaked toml for git repo https://github.com/massivebird/tinycpu-sim written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/massivebird/tinycpu-sim 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" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/c15b2c70f495314a49d195e8c866420997f65ef551b4c08dfea352c266eaee3f/diff: no space left on device
[INFO] checking massivebird/tinycpu-sim against try#ae258e1fcbee4a062f5f3d869f06004d7cea088e for pr-135272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmassivebird%2Ftinycpu-sim" "/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/massivebird/tinycpu-sim on toolchain ae258e1fcbee4a062f5f3d869f06004d7cea088e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/massivebird/tinycpu-sim
[INFO] finished tweaking git repo https://github.com/massivebird/tinycpu-sim
[INFO] tweaked toml for git repo https://github.com/massivebird/tinycpu-sim written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/massivebird/tinycpu-sim 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" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07c81ab5b148a683bdcebb539ecea3354d957d7cd8556749d355c2167dd3d722
[INFO] running `Command { std: "docker" "start" "-a" "07c81ab5b148a683bdcebb539ecea3354d957d7cd8556749d355c2167dd3d722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07c81ab5b148a683bdcebb539ecea3354d957d7cd8556749d355c2167dd3d722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07c81ab5b148a683bdcebb539ecea3354d957d7cd8556749d355c2167dd3d722", kill_on_drop: false }`
[INFO] [stdout] 07c81ab5b148a683bdcebb539ecea3354d957d7cd8556749d355c2167dd3d722
[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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14975b6fa26feba2ba73bd665ea0add7cf13480bcffd2875abaa9540476de9ac
[INFO] running `Command { std: "docker" "start" "-a" "14975b6fa26feba2ba73bd665ea0add7cf13480bcffd2875abaa9540476de9ac", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/ca5677514ba7077eae986b009bcde1ad1d14ca3d21c927562b87b3057ae21aa3/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "14975b6fa26feba2ba73bd665ea0add7cf13480bcffd2875abaa9540476de9ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14975b6fa26feba2ba73bd665ea0add7cf13480bcffd2875abaa9540476de9ac", kill_on_drop: false }`
[INFO] [stdout] 14975b6fa26feba2ba73bd665ea0add7cf13480bcffd2875abaa9540476de9ac