[INFO] cloning repository https://github.com/merlleu/scylla-macros-flex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/merlleu/scylla-macros-flex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmerlleu%2Fscylla-macros-flex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmerlleu%2Fscylla-macros-flex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f99ee6b2f8e62b26079f18b562b250e6a7b129b2
[INFO] checking merlleu/scylla-macros-flex against master#419b3e2d3e350822550eee0e82eeded4d324d584 for pr-135536
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmerlleu%2Fscylla-macros-flex" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/merlleu/scylla-macros-flex on toolchain 419b3e2d3e350822550eee0e82eeded4d324d584
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/merlleu/scylla-macros-flex
[INFO] finished tweaking git repo https://github.com/merlleu/scylla-macros-flex
[INFO] tweaked toml for git repo https://github.com/merlleu/scylla-macros-flex written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/merlleu/scylla-macros-flex 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" "+419b3e2d3e350822550eee0e82eeded4d324d584" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10608ee38f3b9a826a9bd7fec6a388d4fa90f6e2ecbb10b6fe00b3a159467f9b
[INFO] running `Command { std: "docker" "start" "-a" "10608ee38f3b9a826a9bd7fec6a388d4fa90f6e2ecbb10b6fe00b3a159467f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10608ee38f3b9a826a9bd7fec6a388d4fa90f6e2ecbb10b6fe00b3a159467f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10608ee38f3b9a826a9bd7fec6a388d4fa90f6e2ecbb10b6fe00b3a159467f9b", kill_on_drop: false }`
[INFO] [stdout] 10608ee38f3b9a826a9bd7fec6a388d4fa90f6e2ecbb10b6fe00b3a159467f9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 214d67d2b77988e47206b70f3f8da25449eabf9c63d1910cafcf640da4fbbb72
[INFO] running `Command { std: "docker" "start" "-a" "214d67d2b77988e47206b70f3f8da25449eabf9c63d1910cafcf640da4fbbb72", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking unicode-ident v1.0.13
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking scylla-macros-flex v1.5.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `parse_struct_name` is never used
[INFO] [stdout]   --> src/parser.rs:31:15
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub(crate) fn parse_struct_name(tokens_input: TokenStream) -> Ident {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_struct_name` is never used
[INFO] [stdout]   --> src/parser.rs:31:15
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub(crate) fn parse_struct_name(tokens_input: TokenStream) -> Ident {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scylla-macros-flex` (lib test); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/419b3e2d3e350822550eee0e82eeded4d324d584/bin/rustc --crate-name scylla_macros_flex --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("all", "default", "protobuf", "rmp-serde", "serde_json", "speedy"))' -C metadata=1950a7cf50b44cb3 -C extra-filename=-7d672744f78310df --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-335eb56959be089b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-5c9610b6a87bdfc2.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-9f01b67800cb3662.rmeta --extern proc_macro --cap-lints=forbid` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `scylla-macros-flex` (lib); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/419b3e2d3e350822550eee0e82eeded4d324d584/bin/rustc --crate-name scylla_macros_flex --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,metadata -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("all", "default", "protobuf", "rmp-serde", "serde_json", "speedy"))' -C metadata=944db40813cecf89 -C extra-filename=-b387348ce9ce14c3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-335eb56959be089b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-5c9610b6a87bdfc2.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-9f01b67800cb3662.rmeta --extern proc_macro --cap-lints=forbid` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "214d67d2b77988e47206b70f3f8da25449eabf9c63d1910cafcf640da4fbbb72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "214d67d2b77988e47206b70f3f8da25449eabf9c63d1910cafcf640da4fbbb72", kill_on_drop: false }`
[INFO] [stdout] 214d67d2b77988e47206b70f3f8da25449eabf9c63d1910cafcf640da4fbbb72