[INFO] fetching crate proto_convert_derive 0.1.15...
[INFO] checking proto_convert_derive-0.1.15 against try#b32fc44666c052e7cf07ab471bfb6f9ec571902f for pr-138676
[INFO] extracting crate proto_convert_derive 0.1.15 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate proto_convert_derive 0.1.15 on toolchain b32fc44666c052e7cf07ab471bfb6f9ec571902f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proto_convert_derive 0.1.15
[INFO] finished tweaking crates.io crate proto_convert_derive 0.1.15
[INFO] tweaked toml for crates.io crate proto_convert_derive 0.1.15 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate proto_convert_derive 0.1.15 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" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6475c868a6d27846ca172efb246699580b64b57a5b3744ef73949e850a31b38a" "/opt/rustwide/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3cfb1245daffb932c65b07e767b012589d041264564e5d5a5331611bdfd51d4
[INFO] running `Command { std: "docker" "start" "-a" "b3cfb1245daffb932c65b07e767b012589d041264564e5d5a5331611bdfd51d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3cfb1245daffb932c65b07e767b012589d041264564e5d5a5331611bdfd51d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3cfb1245daffb932c65b07e767b012589d041264564e5d5a5331611bdfd51d4", kill_on_drop: false }`
[INFO] [stdout] b3cfb1245daffb932c65b07e767b012589d041264564e5d5a5331611bdfd51d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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_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@sha256:6475c868a6d27846ca172efb246699580b64b57a5b3744ef73949e850a31b38a" "/opt/rustwide/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32f090c961a60a52147d15c2a3f17179bec55e0c8650d2632fb4ba0696a034ca
[INFO] running `Command { std: "docker" "start" "-a" "32f090c961a60a52147d15c2a3f17179bec55e0c8650d2632fb4ba0696a034ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking quote v1.0.39
[INFO] [stderr]     Checking syn v2.0.99
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/syn-36e108a6dd155163.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to write `/opt/rustwide/target/debug/.fingerprint/syn-36e108a6dd155163/dep-lib-syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "32f090c961a60a52147d15c2a3f17179bec55e0c8650d2632fb4ba0696a034ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32f090c961a60a52147d15c2a3f17179bec55e0c8650d2632fb4ba0696a034ca", kill_on_drop: false }`
[INFO] [stdout] 32f090c961a60a52147d15c2a3f17179bec55e0c8650d2632fb4ba0696a034ca