[INFO] fetching crate semver 1.0.26...
[INFO] checking semver-1.0.26 against try#afeffcd090fe6cee35c99f8b5539d74aa443fe34 for pr-140956
[INFO] extracting crate semver 1.0.26 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate semver 1.0.26
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate semver 1.0.26
[INFO] tweaked toml for crates.io crate semver 1.0.26 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate semver 1.0.26 on toolchain afeffcd090fe6cee35c99f8b5539d74aa443fe34
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate semver 1.0.26 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" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8068fe74824322066bf3dfa907f641c087a694c94fc91ffb4912e1887391bac
[INFO] running `Command { std: "docker" "start" "-a" "d8068fe74824322066bf3dfa907f641c087a694c94fc91ffb4912e1887391bac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8068fe74824322066bf3dfa907f641c087a694c94fc91ffb4912e1887391bac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8068fe74824322066bf3dfa907f641c087a694c94fc91ffb4912e1887391bac", kill_on_drop: false }`
[INFO] [stdout] d8068fe74824322066bf3dfa907f641c087a694c94fc91ffb4912e1887391bac
[INFO] checking semver-1.0.26 against try#afeffcd090fe6cee35c99f8b5539d74aa443fe34 for pr-140956
[INFO] extracting crate semver 1.0.26 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate semver 1.0.26
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate semver 1.0.26
[INFO] tweaked toml for crates.io crate semver 1.0.26 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate semver 1.0.26 on toolchain afeffcd090fe6cee35c99f8b5539d74aa443fe34
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate semver 1.0.26 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" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/c3307b361df1c6422b449a4e22d3fcf62f80a6e4f5806b82add89b0ad5fc2260-init: no space left on device
[INFO] checking semver-1.0.26 against try#afeffcd090fe6cee35c99f8b5539d74aa443fe34 for pr-140956
[INFO] extracting crate semver 1.0.26 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate semver 1.0.26
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate semver 1.0.26
[INFO] tweaked toml for crates.io crate semver 1.0.26 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate semver 1.0.26 on toolchain afeffcd090fe6cee35c99f8b5539d74aa443fe34
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate semver 1.0.26 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" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/99c6fedc024a7252f711d8cbfd62edcc7ed875d5513befddf3db6b30f2dfec79-init: no space left on device
[INFO] checking semver-1.0.26 against try#afeffcd090fe6cee35c99f8b5539d74aa443fe34 for pr-140956
[INFO] extracting crate semver 1.0.26 into /workspace/builds/worker-4-tc2/source
[INFO] checking semver-1.0.26 against try#afeffcd090fe6cee35c99f8b5539d74aa443fe34 for pr-140956
[INFO] extracting crate semver 1.0.26 into /workspace/builds/worker-4-tc2/source


unable to download semver version 1.0.26

Caused by:
    0: failed to unpack `semver-1.0.26/tests/util/mod.rs` into `/workspace/builds/worker-4-tc2/source/tests/util/mod.rs`
    1: No space left on device (os error 28)