[INFO] fetching crate rpc_pb 0.13.0...
[INFO] checking rpc_pb-0.13.0 against master#f8f6997469237299c1d60814c7b9828602a1f8e4 for pr-143808
[INFO] extracting crate rpc_pb 0.13.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate rpc_pb 0.13.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rpc_pb 0.13.0
[INFO] tweaked toml for crates.io crate rpc_pb 0.13.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rpc_pb 0.13.0 on toolchain f8f6997469237299c1d60814c7b9828602a1f8e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rpc_pb 0.13.0 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" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "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 zerror_core v0.12.0
[INFO] [stderr]   Downloaded derive_util v0.4.0
[INFO] [stderr]   Downloaded buffertk v0.12.0
[INFO] [stderr]   Downloaded prototk_derive v0.12.0
[INFO] [stderr]   Downloaded zerror v0.7.0
[INFO] [stderr]   Downloaded one_two_eight v0.9.0
[INFO] [stderr]   Downloaded prototk v0.12.0
[INFO] [stderr]   Downloaded zerror_derive v0.6.0
[INFO] [stderr]   Downloaded utilz v0.6.0
[INFO] [stderr]   Downloaded guacamole v0.11.0
[INFO] [stderr]   Downloaded arrrg v0.7.0
[INFO] [stderr]   Downloaded indicio v0.11.0
[INFO] [stderr]   Downloaded sig_fig_histogram v0.5.0
[INFO] [stderr]   Downloaded biometrics v0.11.0
[INFO] [stderr]   Downloaded arrrg_derive v0.7.0
[INFO] [stderr]   Downloaded tatl v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f20814d2f77c4c4e796f302bb0643406aa82e2182d3bd4d8d03625166f8dc5c7
[INFO] running `Command { std: "docker" "start" "-a" "f20814d2f77c4c4e796f302bb0643406aa82e2182d3bd4d8d03625166f8dc5c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f20814d2f77c4c4e796f302bb0643406aa82e2182d3bd4d8d03625166f8dc5c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f20814d2f77c4c4e796f302bb0643406aa82e2182d3bd4d8d03625166f8dc5c7", kill_on_drop: false }`
[INFO] [stdout] f20814d2f77c4c4e796f302bb0643406aa82e2182d3bd4d8d03625166f8dc5c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8de314f7b4f0d71adc1d46b9782804c4db7b68b96af41fc24883da50a51e623
[INFO] running `Command { std: "docker" "start" "-a" "d8de314f7b4f0d71adc1d46b9782804c4db7b68b96af41fc24883da50a51e623", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling buffertk v0.12.0
[INFO] [stderr]    Compiling semver v1.0.24
[INFO] [stderr]     Checking zerror v0.7.0
[INFO] [stderr]     Checking sig_fig_histogram v0.5.0
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking biometrics v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling crc32c v0.6.8
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking utilz v0.6.0
[INFO] [stdout] error: failed to write /tmp/rustcR1SQqB/lib.rmeta: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `buffertk` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d8de314f7b4f0d71adc1d46b9782804c4db7b68b96af41fc24883da50a51e623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8de314f7b4f0d71adc1d46b9782804c4db7b68b96af41fc24883da50a51e623", kill_on_drop: false }`
[INFO] [stdout] d8de314f7b4f0d71adc1d46b9782804c4db7b68b96af41fc24883da50a51e623