[INFO] fetching crate varint-simd 0.4.1...
[INFO] checking varint-simd-0.4.1 against master#249cb84316401daf040832cdbb8a45e0f5ab6af8 for pr-138438
[INFO] extracting crate varint-simd 0.4.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate varint-simd 0.4.1 on toolchain 249cb84316401daf040832cdbb8a45e0f5ab6af8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate varint-simd 0.4.1
[INFO] finished tweaking crates.io crate varint-simd 0.4.1
[INFO] tweaked toml for crates.io crate varint-simd 0.4.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "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 82 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1066bcc95af02ff18d5b82422f16101711217b7c8510b16a0e95c1b3b38e3ee
[INFO] running `Command { std: "docker" "start" "-a" "e1066bcc95af02ff18d5b82422f16101711217b7c8510b16a0e95c1b3b38e3ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1066bcc95af02ff18d5b82422f16101711217b7c8510b16a0e95c1b3b38e3ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1066bcc95af02ff18d5b82422f16101711217b7c8510b16a0e95c1b3b38e3ee", kill_on_drop: false }`
[INFO] [stdout] e1066bcc95af02ff18d5b82422f16101711217b7c8510b16a0e95c1b3b38e3ee


command failed: exit status: 1

Error response from daemon: mkdir /var/lib/docker/overlay2/0d0b130509df471a381ae179ba9eaa4787720f313621363bcd46683b0a407180/merged: no space left on device