[INFO] cloning repository https://github.com/scampion/caviar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scampion/caviar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscampion%2Fcaviar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscampion%2Fcaviar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c7cd58231ce2607b1e2cecb6b716d06fcfdba56
[INFO] building scampion/caviar against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscampion%2Fcaviar" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/scampion/caviar
[INFO] finished tweaking git repo https://github.com/scampion/caviar
[INFO] tweaked toml for git repo https://github.com/scampion/caviar written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/scampion/caviar on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/scampion/caviar 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ec069355144b3a008fe0f97a2f3ce254fed73b98190044055fb277a4a3047a4
[INFO] running `Command { std: "docker" "start" "-a" "4ec069355144b3a008fe0f97a2f3ce254fed73b98190044055fb277a4a3047a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ec069355144b3a008fe0f97a2f3ce254fed73b98190044055fb277a4a3047a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ec069355144b3a008fe0f97a2f3ce254fed73b98190044055fb277a4a3047a4", kill_on_drop: false }`
[INFO] [stdout] 4ec069355144b3a008fe0f97a2f3ce254fed73b98190044055fb277a4a3047a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 268b76b6804ea430d4793886329aa30d337a9d927931388e895df318a0e18a0a
[INFO] running `Command { std: "docker" "start" "-a" "268b76b6804ea430d4793886329aa30d337a9d927931388e895df318a0e18a0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.2.10
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling seq-macro v0.3.5
[INFO] [stderr]    Compiling pulp v0.21.4
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]    Compiling raw-cpuid v10.7.0
[INFO] [stderr]    Compiling winnow v0.7.0
[INFO] [stderr]    Compiling openssl v0.10.70
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling native-tls v0.2.13
[INFO] [stderr]    Compiling zip v1.1.4
[INFO] [stderr]    Compiling portable-atomic v1.10.0
[INFO] [stderr]    Compiling memmap2 v0.9.5
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]    Compiling raw-cpuid v11.3.0
[INFO] [stderr]    Compiling rustls v0.23.22
[INFO] [stderr]    Compiling console v0.15.10
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling clap_builder v4.5.27
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling socks v0.3.4
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling macro_rules_attribute-proc_macro v0.2.0
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling unicode-normalization-alignments v0.1.12
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr] error: could not compile `proc-macro2` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name proc_macro2 --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.93/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="proc-macro"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "nightly", "proc-macro", "span-locations"))' -C metadata=771b3a3df2dc29d3 -C extra-filename=-ba1164ef8c5072f6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-a3690edd3a41f0e2.rmeta --cap-lints allow --cap-lints=forbid --cfg wrap_proc_macro --cfg proc_macro_span --check-cfg 'cfg(fuzzing)' --check-cfg 'cfg(no_is_available)' --check-cfg 'cfg(no_literal_byte_character)' --check-cfg 'cfg(no_literal_c_string)' --check-cfg 'cfg(no_source_text)' --check-cfg 'cfg(proc_macro_span)' --check-cfg 'cfg(procmacro2_backtrace)' --check-cfg 'cfg(procmacro2_nightly_testing)' --check-cfg 'cfg(procmacro2_semver_exempt)' --check-cfg 'cfg(randomize_layout)' --check-cfg 'cfg(span_locations)' --check-cfg 'cfg(super_unstable)' --check-cfg 'cfg(wrap_proc_macro)'` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `cc` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cc-1.2.10/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("jobserver", "parallel"))' -C metadata=26e22e5dceb4385b -C extra-filename=-8a374661a99bd834 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern shlex=/opt/rustwide/target/debug/deps/libshlex-258c8bec04b9d869.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "268b76b6804ea430d4793886329aa30d337a9d927931388e895df318a0e18a0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "268b76b6804ea430d4793886329aa30d337a9d927931388e895df318a0e18a0a", kill_on_drop: false }`
[INFO] [stdout] 268b76b6804ea430d4793886329aa30d337a9d927931388e895df318a0e18a0a