[INFO] cloning repository https://github.com/mitsuhiko/similar-asserts
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mitsuhiko/similar-asserts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmitsuhiko%2Fsimilar-asserts", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmitsuhiko%2Fsimilar-asserts'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 30a6c8a78e7572fdb7b2dadca765236de793ca89
[INFO] checking mitsuhiko/similar-asserts against master#0f353363965ebf05e0757f7679c800b39c51a07e for pr-144896
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmitsuhiko%2Fsimilar-asserts" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mitsuhiko/similar-asserts
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/mitsuhiko/similar-asserts
[INFO] tweaked toml for git repo https://github.com/mitsuhiko/similar-asserts written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mitsuhiko/similar-asserts on toolchain 0f353363965ebf05e0757f7679c800b39c51a07e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f353363965ebf05e0757f7679c800b39c51a07e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f353363965ebf05e0757f7679c800b39c51a07e" "generate-lockfile" "--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]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding console v0.15.11 (available: v0.16.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f353363965ebf05e0757f7679c800b39c51a07e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+0f353363965ebf05e0757f7679c800b39c51a07e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ac00f54e0149ffd86e6a1d6f8eb06745c423c33ca86a6cc382c4ddf245da143
[INFO] running `Command { std: "docker" "start" "-a" "2ac00f54e0149ffd86e6a1d6f8eb06745c423c33ca86a6cc382c4ddf245da143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ac00f54e0149ffd86e6a1d6f8eb06745c423c33ca86a6cc382c4ddf245da143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ac00f54e0149ffd86e6a1d6f8eb06745c423c33ca86a6cc382c4ddf245da143", kill_on_drop: false }`
[INFO] [stdout] 2ac00f54e0149ffd86e6a1d6f8eb06745c423c33ca86a6cc382c4ddf245da143


command failed: exit status: 1

Error response from daemon: mkdir /var/lib/docker/overlay2/a6012013373247a174f7c4a294d09def347c27c94498a13968264670cf39db94/merged: no space left on device