[INFO] fetching crate promptkit_rs_macros 0.1.0...
[INFO] checking promptkit_rs_macros-0.1.0 against try#dd2d87b6cc31907ae305875eb6be399783dc0256 for pr-143929
[INFO] extracting crate promptkit_rs_macros 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate promptkit_rs_macros 0.1.0
[INFO] finished tweaking crates.io crate promptkit_rs_macros 0.1.0
[INFO] tweaked toml for crates.io crate promptkit_rs_macros 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate promptkit_rs_macros 0.1.0 on toolchain dd2d87b6cc31907ae305875eb6be399783dc0256
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate promptkit_rs_macros 0.1.0 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" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking promptkit_rs_macros-0.1.0 against try#dd2d87b6cc31907ae305875eb6be399783dc0256 for pr-143929
[INFO] extracting crate promptkit_rs_macros 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate promptkit_rs_macros 0.1.0
[INFO] finished tweaking crates.io crate promptkit_rs_macros 0.1.0
[INFO] tweaked toml for crates.io crate promptkit_rs_macros 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate promptkit_rs_macros 0.1.0 on toolchain dd2d87b6cc31907ae305875eb6be399783dc0256
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate promptkit_rs_macros 0.1.0 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" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f947734b8f4be734b015c247fddffda07bec4ac83d792f044cfc902d4988d1cf
[INFO] running `Command { std: "docker" "start" "-a" "f947734b8f4be734b015c247fddffda07bec4ac83d792f044cfc902d4988d1cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f947734b8f4be734b015c247fddffda07bec4ac83d792f044cfc902d4988d1cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f947734b8f4be734b015c247fddffda07bec4ac83d792f044cfc902d4988d1cf", kill_on_drop: false }`
[INFO] [stdout] f947734b8f4be734b015c247fddffda07bec4ac83d792f044cfc902d4988d1cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b70490a53f5b07828d8c3612e802618eb065aae939ab0e435eef796f6d9ea557
[INFO] running `Command { std: "docker" "start" "-a" "b70490a53f5b07828d8c3612e802618eb065aae939ab0e435eef796f6d9ea557", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]     Checking unicode-ident v1.0.13
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.85
[INFO] [stderr]     Checking promptkit_rs_macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: failed to write /tmp/rustcUkYBuD/lib.rmeta: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "b70490a53f5b07828d8c3612e802618eb065aae939ab0e435eef796f6d9ea557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b70490a53f5b07828d8c3612e802618eb065aae939ab0e435eef796f6d9ea557", kill_on_drop: false }`
[INFO] [stdout] b70490a53f5b07828d8c3612e802618eb065aae939ab0e435eef796f6d9ea557