[INFO] fetching crate panda-re-macros 0.26.0...
[INFO] checking panda-re-macros-0.26.0 against try#24e1a22664233bce1f9b5dc6eee7c1f74327e28c for pr-159343
[INFO] extracting crate panda-re-macros 0.26.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate panda-re-macros 0.26.0
[INFO] finished tweaking crates.io crate panda-re-macros 0.26.0
[INFO] tweaked toml for crates.io crate panda-re-macros 0.26.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate panda-re-macros 0.26.0 on toolchain 24e1a22664233bce1f9b5dc6eee7c1f74327e28c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.10.2 (available: v0.23.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v3.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] aa07735aa4856d044424edbbf509d708e8157e2310519fb9e0e2c6242f73aba8
[INFO] running `Command { std: "docker" "start" "aa07735aa4856d044424edbbf509d708e8157e2310519fb9e0e2c6242f73aba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa07735aa4856d044424edbbf509d708e8157e2310519fb9e0e2c6242f73aba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "aa07735aa4856d044424edbbf509d708e8157e2310519fb9e0e2c6242f73aba8" "/opt/rustwide/cargo-home/bin/cargo" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa07735aa4856d044424edbbf509d708e8157e2310519fb9e0e2c6242f73aba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "aa07735aa4856d044424edbbf509d708e8157e2310519fb9e0e2c6242f73aba8" "/opt/rustwide/cargo-home/bin/cargo" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-ident v1.0.24
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]    Compiling doc-comment v0.3.4
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking darling v0.10.2
[INFO] [stderr]     Checking panda-re-macros v0.26.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `define_syscalls_callbacks`
[INFO] [stdout]    --> src/lib.rs:400:14
[INFO] [stdout]     |
[INFO] [stdout] 400 | macro_rules! define_syscalls_callbacks {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `define_syscalls_callbacks`
[INFO] [stdout]    --> src/lib.rs:400:14
[INFO] [stdout]     |
[INFO] [stdout] 400 | macro_rules! define_syscalls_callbacks {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `panda-re-macros` (lib); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/24e1a22664233bce1f9b5dc6eee7c1f74327e28c/bin/rustc --crate-name panda_macros --edition=2018 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 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("aarch64", "arm", "i386", "mips", "mips64", "mips64el", "mipsel", "ppc", "x86_64"))' -C metadata=f6b593d54d976b36 -C extra-filename=-2c5977cf705c2ff1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern darling=/opt/rustwide/target/debug/deps/libdarling-cbca485f74dfa9d5.rmeta --extern doc_comment=/opt/rustwide/target/debug/deps/libdoc_comment-64fde1474c11b1e5.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-99de0273a716a567.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-748c476b18022a3a.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-418f52080cfcc18a.rmeta --extern proc_macro --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `Idents` is never constructed
[INFO] [stdout]    --> src/lib.rs:242:8
[INFO] [stdout]     |
[INFO] [stdout] 242 | struct Idents(syn::Ident, syn::Ident);
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/guest_type.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     Int(IntRepr),
[INFO] [stdout]    |     --- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 47 -     Int(IntRepr),
[INFO] [stdout] 47 +     Int(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aa07735aa4856d044424edbbf509d708e8157e2310519fb9e0e2c6242f73aba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa07735aa4856d044424edbbf509d708e8157e2310519fb9e0e2c6242f73aba8", kill_on_drop: false }`
[INFO] [stdout] aa07735aa4856d044424edbbf509d708e8157e2310519fb9e0e2c6242f73aba8
