[INFO] cloning repository https://github.com/unblockable/proteus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/unblockable/proteus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funblockable%2Fproteus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funblockable%2Fproteus'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funblockable%2Fproteus: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/unblockable/proteus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/unblockable/proteus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funblockable%2Fproteus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funblockable%2Fproteus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 99751539b78782d4477411786e4df03b68213e5d
[INFO] testing unblockable/proteus against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funblockable%2Fproteus" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/unblockable/proteus on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/unblockable/proteus
[INFO] finished tweaking git repo https://github.com/unblockable/proteus
[INFO] tweaked toml for git repo https://github.com/unblockable/proteus written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/unblockable/proteus 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" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typestate v0.8.0
[INFO] [stderr]   Downloaded typestate-proc-macro v0.8.0
[INFO] [stderr]   Downloaded argon2 v0.5.0
[INFO] [stderr]   Downloaded aquamarine v0.1.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d96f35f95c01ee668ab5e7a90496ede09be58570445b431d200728d0d59a2e4a
[INFO] running `Command { std: "docker" "start" "-a" "d96f35f95c01ee668ab5e7a90496ede09be58570445b431d200728d0d59a2e4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d96f35f95c01ee668ab5e7a90496ede09be58570445b431d200728d0d59a2e4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d96f35f95c01ee668ab5e7a90496ede09be58570445b431d200728d0d59a2e4a", kill_on_drop: false }`
[INFO] [stdout] d96f35f95c01ee668ab5e7a90496ede09be58570445b431d200728d0d59a2e4a


command failed: exit status: 1

Error response from daemon: mkdir /var/lib/docker/overlay2/40d26e4a6c309c8ea0f58ef6f166e82cfcc2206a32f90191f210fd4a329f7bd7/merged: no space left on device