[INFO] fetching crate fcplug-macros 0.2.4...
[INFO] checking fcplug-macros-0.2.4 against try#099e089ab723e6ee96175f3496051098c60a4cd4 for pr-140208
[INFO] extracting crate fcplug-macros 0.2.4 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate fcplug-macros 0.2.4 on toolchain 099e089ab723e6ee96175f3496051098c60a4cd4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+099e089ab723e6ee96175f3496051098c60a4cd4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fcplug-macros 0.2.4
[INFO] finished tweaking crates.io crate fcplug-macros 0.2.4
[INFO] tweaked toml for crates.io crate fcplug-macros 0.2.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+099e089ab723e6ee96175f3496051098c60a4cd4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.100)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+099e089ab723e6ee96175f3496051098c60a4cd4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+099e089ab723e6ee96175f3496051098c60a4cd4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b0f8d8cc5bc97483d6b23747102d23cf1154eed3a405ac740729f41a296c925
[INFO] running `Command { std: "docker" "start" "-a" "4b0f8d8cc5bc97483d6b23747102d23cf1154eed3a405ac740729f41a296c925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b0f8d8cc5bc97483d6b23747102d23cf1154eed3a405ac740729f41a296c925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b0f8d8cc5bc97483d6b23747102d23cf1154eed3a405ac740729f41a296c925", kill_on_drop: false }`
[INFO] [stdout] 4b0f8d8cc5bc97483d6b23747102d23cf1154eed3a405ac740729f41a296c925
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+099e089ab723e6ee96175f3496051098c60a4cd4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a77f701bd6c623c101bf7fff28c42d978f65e9023c70fcddd0ba1d6d5fa0cef
[INFO] running `Command { std: "docker" "start" "-a" "6a77f701bd6c623c101bf7fff28c42d978f65e9023c70fcddd0ba1d6d5fa0cef", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/proc_macro2-9892a5feae7ce84d.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to write `/opt/rustwide/target/debug/.fingerprint/proc-macro2-9892a5feae7ce84d/dep-lib-proc_macro2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "6a77f701bd6c623c101bf7fff28c42d978f65e9023c70fcddd0ba1d6d5fa0cef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a77f701bd6c623c101bf7fff28c42d978f65e9023c70fcddd0ba1d6d5fa0cef", kill_on_drop: false }`
[INFO] [stdout] 6a77f701bd6c623c101bf7fff28c42d978f65e9023c70fcddd0ba1d6d5fa0cef