[INFO] fetching crate npos-config 0.0.3...
[INFO] checking npos-config-0.0.3 against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] extracting crate npos-config 0.0.3 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate npos-config 0.0.3 on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate npos-config 0.0.3
[INFO] finished tweaking crates.io crate npos-config 0.0.3
[INFO] tweaked toml for crates.io crate npos-config 0.0.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "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 438 packages to latest compatible versions
[INFO] [stderr]       Adding curve25519-dalek v3.2.0 (available: v3.2.1)
[INFO] [stderr]       Adding frame-election-provider-support v27.0.0 (available: v40.1.1)
[INFO] [stderr]       Adding frame-support v27.0.0 (available: v40.1.0)
[INFO] [stderr]       Adding pallet-election-provider-multi-phase v26.0.0 (available: v39.2.0)
[INFO] [stderr]       Adding parity-scale-codec v3.6.11 (available: v3.7.5)
[INFO] [stderr]       Adding parity-scale-codec-derive v3.6.9 (available: v3.7.5)
[INFO] [stderr]       Adding scale-info v2.11.2 (available: v2.11.6)
[INFO] [stderr]       Adding scale-info-derive v2.11.2 (available: v2.11.6)
[INFO] [stderr]       Adding sp-npos-elections v25.0.0 (available: v36.2.0)
[INFO] [stderr]       Adding sp-runtime v30.0.1 (available: v41.1.0)
[INFO] [stderr]       Adding strum v0.25.0 (available: v0.27.1)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[INFO] [stderr]       Adding toml v0.8.2 (available: v0.8.23)
[INFO] [stderr]       Adding toml_datetime v0.6.3 (available: v0.6.11)
[INFO] [stderr]       Adding toml_edit v0.20.2 (available: v0.20.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sp-debug-derive v13.0.0
[INFO] [stderr]   Downloaded sp-io v29.0.0
[INFO] [stderr]   Downloaded sp-weights v26.0.0
[INFO] [stderr]   Downloaded sp-metadata-ir v0.5.0
[INFO] [stderr]   Downloaded frame-election-provider-solution-type v12.0.0
[INFO] [stderr]   Downloaded frame-system v27.0.0
[INFO] [stderr]   Downloaded sp-version v28.0.0
[INFO] [stderr]   Downloaded sp-state-machine v0.34.0
[INFO] [stderr]   Downloaded sp-trie v28.0.0
[INFO] [stderr]   Downloaded pallet-election-provider-multi-phase v26.0.0
[INFO] [stderr]   Downloaded frame-support v27.0.0
[INFO] [stderr]   Downloaded frame-support-procedural v22.0.0
[INFO] [stderr]   Downloaded sp-core v27.0.0
[INFO] [stderr]   Downloaded sp-npos-elections v25.0.0
[INFO] [stderr]   Downloaded bip39 v2.2.0
[INFO] [stderr]   Downloaded w3f-bls v0.1.9
[INFO] [stderr]   Downloaded sp-application-crypto v29.0.0
[INFO] [stderr]   Downloaded sp-keystore v0.33.0
[INFO] [stderr]   Downloaded sp-panic-handler v12.0.0
[INFO] [stderr]   Downloaded sp-tracing v15.0.0
[INFO] [stderr]   Downloaded sp-wasm-interface v19.0.0
[INFO] [stderr]   Downloaded sp-runtime-interface v23.0.0
[INFO] [stderr]   Downloaded ss58-registry v1.51.0
[INFO] [stderr]   Downloaded sp-storage v18.0.0
[INFO] [stderr]   Downloaded sp-externalities v0.24.0
[INFO] [stderr]   Downloaded frame-election-provider-support v27.0.0
[INFO] [stderr]   Downloaded frame-support-procedural-tools-derive v10.0.0
[INFO] [stderr]   Downloaded frame-support-procedural-tools v9.0.0
[INFO] [stderr]   Downloaded sp-api-proc-macro v14.0.0
[INFO] [stderr]   Downloaded sp-api v25.0.0
[INFO] [stderr]   Downloaded sp-genesis-builder v0.6.0
[INFO] [stderr]   Downloaded sp-inherents v25.0.0
[INFO] [stderr]   Downloaded sp-staking v25.0.0
[INFO] [stderr]   Downloaded sp-core-hashing-proc-macro v14.0.0
[INFO] [stderr]   Downloaded sp-version-proc-macro v12.0.0
[INFO] [stderr]   Downloaded sp-core-hashing v14.0.0
[INFO] [stderr]   Downloaded sp-runtime-interface-proc-macro v16.0.0
[INFO] [stderr]   Downloaded parity-scale-codec v3.6.11
[INFO] [stderr]   Downloaded scale-info v2.11.2
[INFO] [stderr]   Downloaded sp-arithmetic v22.0.0
[INFO] [stderr]   Downloaded sp-std v13.0.0
[INFO] [stderr]   Downloaded sp-runtime v30.0.1
[INFO] [stderr]   Downloaded scale-info-derive v2.11.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29c1c3105373bcc1c7777ee6fb198860a13475e8868edb66aa2f91724cef8664
[INFO] running `Command { std: "docker" "start" "-a" "29c1c3105373bcc1c7777ee6fb198860a13475e8868edb66aa2f91724cef8664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29c1c3105373bcc1c7777ee6fb198860a13475e8868edb66aa2f91724cef8664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29c1c3105373bcc1c7777ee6fb198860a13475e8868edb66aa2f91724cef8664", kill_on_drop: false }`
[INFO] [stdout] 29c1c3105373bcc1c7777ee6fb198860a13475e8868edb66aa2f91724cef8664
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8918a261bb8ebe817b4a48d1fb9317c6db4a1da1974a42013467fab73b8a95a9
[INFO] running `Command { std: "docker" "start" "-a" "8918a261bb8ebe817b4a48d1fb9317c6db4a1da1974a42013467fab73b8a95a9", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: failed to create task for container: failed to create shim task: OCI runtime create failed: runc create failed: unable to start container process: error during container init: error mounting "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target" to rootfs at "/opt/rustwide/target": create mountpoint for /opt/rustwide/target mount: mkdirat /var/lib/docker/overlay2/ccdbd259681724e88bc36b9187cee34c6bf3fc29ecd6706f1c988b398825060c/merged/opt/rustwide/target: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "8918a261bb8ebe817b4a48d1fb9317c6db4a1da1974a42013467fab73b8a95a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8918a261bb8ebe817b4a48d1fb9317c6db4a1da1974a42013467fab73b8a95a9", kill_on_drop: false }`
[INFO] [stdout] 8918a261bb8ebe817b4a48d1fb9317c6db4a1da1974a42013467fab73b8a95a9