[INFO] fetching crate git-back 0.1.3...
[INFO] testing git-back-0.1.3 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] extracting crate git-back 0.1.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate git-back 0.1.3
[INFO] finished tweaking crates.io crate git-back 0.1.3
[INFO] tweaked toml for crates.io crate git-back 0.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate git-back 0.1.3 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate git-back 0.1.3 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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 vy-macros v0.2.0
[INFO] [stderr]   Downloaded vy v0.2.0
[INFO] [stderr]   Downloaded vy-core v0.2.0
[INFO] [stderr]   Downloaded rss v2.0.12
[INFO] [stderr]   Downloaded stderrlog v0.6.0
[INFO] [stderr]   Downloaded bytesize v2.0.1
[INFO] [stderr]   Downloaded gix-tempfile v17.1.0
[INFO] [stderr]   Downloaded gix-actor v0.35.1
[INFO] [stderr]   Downloaded gix-ignore v0.15.0
[INFO] [stderr]   Downloaded gix-hash v0.18.0
[INFO] [stderr]   Downloaded gix-features v0.42.1
[INFO] [stderr]   Downloaded never v0.1.0
[INFO] [stderr]   Downloaded human_format v1.1.0
[INFO] [stderr]   Downloaded gix-trace v0.1.12
[INFO] [stderr]   Downloaded diligent-date-parser v0.1.5
[INFO] [stderr]   Downloaded gix-hashtable v0.8.1
[INFO] [stderr]   Downloaded gix-lock v17.1.0
[INFO] [stderr]   Downloaded gix-sec v0.11.0
[INFO] [stderr]   Downloaded gix-command v0.6.1
[INFO] [stderr]   Downloaded gix-glob v0.20.1
[INFO] [stderr]   Downloaded gix-config-value v0.15.0
[INFO] [stderr]   Downloaded gix-negotiate v0.20.1
[INFO] [stderr]   Downloaded gix-shallow v0.4.0
[INFO] [stderr]   Downloaded gix-prompt v0.11.0
[INFO] [stderr]   Downloaded unicode-id v0.3.5
[INFO] [stderr]   Downloaded gix-date v0.10.2
[INFO] [stderr]   Downloaded gix-commitgraph v0.28.0
[INFO] [stderr]   Downloaded gix-packetline-blocking v0.19.0
[INFO] [stderr]   Downloaded gix-attributes v0.26.1
[INFO] [stderr]   Downloaded gix-worktree-stream v0.21.2
[INFO] [stderr]   Downloaded gix-revwalk v0.20.1
[INFO] [stderr]   Downloaded gix-fs v0.15.0
[INFO] [stderr]   Downloaded gix-worktree-state v0.19.0
[INFO] [stderr]   Downloaded gix-worktree v0.41.0
[INFO] [stderr]   Downloaded gix-url v0.31.0
[INFO] [stderr]   Downloaded gix-submodule v0.19.1
[INFO] [stderr]   Downloaded gix-traverse v0.46.2
[INFO] [stderr]   Downloaded gix-revision v0.34.1
[INFO] [stderr]   Downloaded gix-discover v0.40.1
[INFO] [stderr]   Downloaded value-trait v0.11.0
[INFO] [stderr]   Downloaded halfbrown v0.3.0
[INFO] [stderr]   Downloaded gix-path v0.10.18
[INFO] [stderr]   Downloaded gix-filter v0.19.2
[INFO] [stderr]   Downloaded gix-index v0.40.1
[INFO] [stderr]   Downloaded gix-packetline v0.19.0
[INFO] [stderr]   Downloaded atom_syndication v0.12.7
[INFO] [stderr]   Downloaded gix-refspec v0.30.1
[INFO] [stderr]   Downloaded gix-credentials v0.29.0
[INFO] [stderr]   Downloaded gix-status v0.19.1
[INFO] [stderr]   Downloaded gix-pathspec v0.11.0
[INFO] [stderr]   Downloaded gix-object v0.49.1
[INFO] [stderr]   Downloaded gix-dir v0.14.1
[INFO] [stderr]   Downloaded gix-diff v0.52.1
[INFO] [stderr]   Downloaded gix-protocol v0.50.1
[INFO] [stderr]   Downloaded gix-transport v0.47.0
[INFO] [stderr]   Downloaded gix-odb v0.69.1
[INFO] [stderr]   Downloaded gix-ref v0.52.1
[INFO] [stderr]   Downloaded prodash v29.0.2
[INFO] [stderr]   Downloaded gix-config v0.45.1
[INFO] [stderr]   Downloaded gix-pack v0.59.1
[INFO] [stderr]   Downloaded simd-json v0.15.1
[INFO] [stderr]   Downloaded redb v2.6.0
[INFO] [stderr]   Downloaded markdown v1.0.0
[INFO] [stderr]   Downloaded gix v0.72.1
[INFO] [stderr]   Downloaded gix-mailmap v0.27.1
[INFO] [stderr]   Downloaded gix-archive v0.21.2
[INFO] [stderr]   Downloaded git-bug v0.2.4
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: failed to create prepare snapshot dir: failed to create temp dir: mkdir /var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/new-1257632770: no space left on device


sandbox container could not be created: command failed: exit status: 1

Error response from daemon: failed to create prepare snapshot dir: failed to create temp dir: mkdir /var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/new-1257632770: no space left on device

Caused by:
    command failed: exit status: 1
    
    Error response from daemon: failed to create prepare snapshot dir: failed to create temp dir: mkdir /var/lib/containerd/io.containerd.snapshotter.v1.overlayfs/snapshots/new-1257632770: no space left on device