[INFO] fetching crate prost-unwrap-core 1.1.0...
[INFO] checking prost-unwrap-core-1.1.0 against try#d7b15db413fd2070daa09a2c5b7f2ab38417429f for pr-144544
[INFO] extracting crate prost-unwrap-core 1.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate prost-unwrap-core 1.1.0
[INFO] finished tweaking crates.io crate prost-unwrap-core 1.1.0
[INFO] tweaked toml for crates.io crate prost-unwrap-core 1.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prost-unwrap-core 1.1.0 on toolchain d7b15db413fd2070daa09a2c5b7f2ab38417429f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7b15db413fd2070daa09a2c5b7f2ab38417429f" "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" "+d7b15db413fd2070daa09a2c5b7f2ab38417429f" "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 18 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7b15db413fd2070daa09a2c5b7f2ab38417429f" "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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+d7b15db413fd2070daa09a2c5b7f2ab38417429f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/f94d88bbbc4b39ff536832f07ef9691dca59f7b5dc1177928b8a2c9f572cabc6-init/merged/dev/shm: no space left on device
[INFO] checking prost-unwrap-core-1.1.0 against try#d7b15db413fd2070daa09a2c5b7f2ab38417429f for pr-144544
[INFO] extracting crate prost-unwrap-core 1.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate prost-unwrap-core 1.1.0
[INFO] finished tweaking crates.io crate prost-unwrap-core 1.1.0
[INFO] tweaked toml for crates.io crate prost-unwrap-core 1.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prost-unwrap-core 1.1.0 on toolchain d7b15db413fd2070daa09a2c5b7f2ab38417429f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7b15db413fd2070daa09a2c5b7f2ab38417429f" "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" "+d7b15db413fd2070daa09a2c5b7f2ab38417429f" "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 18 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7b15db413fd2070daa09a2c5b7f2ab38417429f" "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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+d7b15db413fd2070daa09a2c5b7f2ab38417429f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: symlink ../eaa4480eef05c7f862c4808aa393c23e8b00ea01a8c20a6246af5bf0771b0a55-init/diff /var/lib/docker/overlay2/l/UZ3E4IGQ7BA5JI3XRQR2MFCLNA: no space left on device
[INFO] checking prost-unwrap-core-1.1.0 against try#d7b15db413fd2070daa09a2c5b7f2ab38417429f for pr-144544
[INFO] extracting crate prost-unwrap-core 1.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate prost-unwrap-core 1.1.0
[INFO] finished tweaking crates.io crate prost-unwrap-core 1.1.0
[INFO] tweaked toml for crates.io crate prost-unwrap-core 1.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prost-unwrap-core 1.1.0 on toolchain d7b15db413fd2070daa09a2c5b7f2ab38417429f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7b15db413fd2070daa09a2c5b7f2ab38417429f" "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" "+d7b15db413fd2070daa09a2c5b7f2ab38417429f" "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 18 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7b15db413fd2070daa09a2c5b7f2ab38417429f" "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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+d7b15db413fd2070daa09a2c5b7f2ab38417429f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/87c302157a2aef57d7b83660790f546b716d01bb3775f59d4555068f4713a9bd-init/work: no space left on device
[INFO] checking prost-unwrap-core-1.1.0 against try#d7b15db413fd2070daa09a2c5b7f2ab38417429f for pr-144544
[INFO] extracting crate prost-unwrap-core 1.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] checking prost-unwrap-core-1.1.0 against try#d7b15db413fd2070daa09a2c5b7f2ab38417429f for pr-144544
[INFO] extracting crate prost-unwrap-core 1.1.0 into /workspace/builds/worker-4-tc2/source


unable to download prost-unwrap-core version 1.1.0

Caused by:
    0: failed to unpack `prost-unwrap-core-1.1.0/src/traverse/item_struct_impl.rs` into `/workspace/builds/worker-4-tc2/source/src/traverse/item_struct_impl.rs`
    1: No space left on device (os error 28)