[INFO] fetching crate tac-traits 0.2.1...
[INFO] checking tac-traits-0.2.1 against try#86f78589b09557f70c9db3f56ad1921e0a9f76ef for pr-138438
[INFO] extracting crate tac-traits 0.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate tac-traits 0.2.1 on toolchain 86f78589b09557f70c9db3f56ad1921e0a9f76ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tac-traits 0.2.1
[INFO] finished tweaking crates.io crate tac-traits 0.2.1
[INFO] tweaked toml for crates.io crate tac-traits 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "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 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sift-trait v0.2.1
[INFO] [stderr]   Downloaded arena-traits v0.2.1
[INFO] [stderr]   Downloaded cfg-traits v0.2.1
[INFO] [stderr] error: failed to unpack package `cfg-traits v0.2.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `cfg-traits-0.2.1/.cargo_vcs_info.json`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cfg-traits-0.2.1/.cargo_vcs_info.json`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `cfg-traits-0.2.1/.cargo_vcs_info.json` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cfg-traits-0.2.1/.cargo_vcs_info.json`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] checking tac-traits-0.2.1 against try#86f78589b09557f70c9db3f56ad1921e0a9f76ef for pr-138438
[INFO] extracting crate tac-traits 0.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate tac-traits 0.2.1 on toolchain 86f78589b09557f70c9db3f56ad1921e0a9f76ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tac-traits 0.2.1
[INFO] finished tweaking crates.io crate tac-traits 0.2.1
[INFO] tweaked toml for crates.io crate tac-traits 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded register-machine-traits v0.2.1
[INFO] [stderr] warning: failed to save last-use data
[INFO] [stderr] This may prevent cargo from accurately tracking what is being used in its global cache. This information is used for automatically removing unused data in the cache.
[INFO] [stderr] 
[INFO] [stderr] database or disk is full
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Error code 13: Insertion failed because database is full
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: chown /var/lib/docker/overlay2/61bc823fdb4e57290b8954c61931f99f6667c22cf68545e14c4437104db322a3-init/work/work: no such file or directory
[INFO] checking tac-traits-0.2.1 against try#86f78589b09557f70c9db3f56ad1921e0a9f76ef for pr-138438
[INFO] extracting crate tac-traits 0.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate tac-traits 0.2.1 on toolchain 86f78589b09557f70c9db3f56ad1921e0a9f76ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tac-traits 0.2.1
[INFO] finished tweaking crates.io crate tac-traits 0.2.1
[INFO] tweaked toml for crates.io crate tac-traits 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: failed to save last-use data
[INFO] [stderr] This may prevent cargo from accurately tracking what is being used in its global cache. This information is used for automatically removing unused data in the cache.
[INFO] [stderr] 
[INFO] [stderr] database or disk is full
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Error code 13: Insertion failed because database is full
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/03758b98f980390933fab82c62888e4813720ec18720ded411be4dab92dce343-init: no space left on device
[INFO] checking tac-traits-0.2.1 against try#86f78589b09557f70c9db3f56ad1921e0a9f76ef for pr-138438
[INFO] extracting crate tac-traits 0.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate tac-traits 0.2.1 on toolchain 86f78589b09557f70c9db3f56ad1921e0a9f76ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tac-traits 0.2.1
[INFO] finished tweaking crates.io crate tac-traits 0.2.1
[INFO] tweaked toml for crates.io crate tac-traits 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to write /workspace/builds/worker-3-tc2/source/Cargo.lock
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] checking tac-traits-0.2.1 against try#86f78589b09557f70c9db3f56ad1921e0a9f76ef for pr-138438
[INFO] extracting crate tac-traits 0.2.1 into /workspace/builds/worker-3-tc2/source


unable to download tac-traits version 0.2.1

Caused by:
    0: failed to unpack `tac-traits-0.2.1/src/lib.rs` into `/workspace/builds/worker-3-tc2/source/src/lib.rs`
    1: No space left on device (os error 28)