[INFO] fetching crate necessist-backends 2.1.2...
[INFO] building necessist-backends-2.1.2 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate necessist-backends 2.1.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate necessist-backends 2.1.2
[INFO] finished tweaking crates.io crate necessist-backends 2.1.2
[INFO] tweaked toml for crates.io crate necessist-backends 2.1.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate necessist-backends 2.1.2 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 crates.io crate necessist-backends 2.1.2 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 603944b02ffbadd7668a5a66513a18cf93fa26f68d4dc6bf4a3b0a4f5a4c84dd
[INFO] running `Command { std: "docker" "start" "-a" "603944b02ffbadd7668a5a66513a18cf93fa26f68d4dc6bf4a3b0a4f5a4c84dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "603944b02ffbadd7668a5a66513a18cf93fa26f68d4dc6bf4a3b0a4f5a4c84dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "603944b02ffbadd7668a5a66513a18cf93fa26f68d4dc6bf4a3b0a4f5a4c84dd", kill_on_drop: false }`
[INFO] [stdout] 603944b02ffbadd7668a5a66513a18cf93fa26f68d4dc6bf4a3b0a4f5a4c84dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e90f2f4b68c3427ef7fc67c0590c93f5d959306f1a9dc81e57700459e356165e
[INFO] running `Command { std: "docker" "start" "-a" "e90f2f4b68c3427ef7fc67c0590c93f5d959306f1a9dc81e57700459e356165e", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling find-msvc-tools v0.1.0
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling camino v1.1.12
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling better_scoped_tls v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-id-start v1.3.1
[INFO] [stderr]    Compiling vergen-lib v0.1.6
[INFO] [stderr]    Compiling swc_visit v2.0.1
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling vergen v9.0.6
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling libsqlite3-sys v0.35.0
[INFO] [stderr]    Compiling lalrpop-util v0.20.2
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling toml_parser v1.0.2
[INFO] [stderr]    Compiling par-core v2.0.0
[INFO] [stderr]    Compiling ryu-js v1.0.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling cc v1.2.35
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling rlimit v0.10.2
[INFO] [stderr]    Compiling toml_writer v1.0.2
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling tree-sitter-language v0.1.5
[INFO] [stderr]    Compiling unit-prefix v0.5.1
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[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-macro2-1.0.101/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 -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="proc-macro"' --cfg 'feature="span-locations"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "nightly", "proc-macro", "span-locations"))' -C metadata=2b09c79197fe5268 -C extra-filename=-bbb28813223860b8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-549afb6be76d59d6.rmeta --cap-lints allow --cap-lints=forbid --cfg span_locations --cfg wrap_proc_macro --cfg proc_macro_span --cfg proc_macro_span_location --cfg proc_macro_span_file --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(proc_macro_span_file)' --check-cfg 'cfg(proc_macro_span_location)' --check-cfg 'cfg(procmacro2_backtrace)' --check-cfg 'cfg(procmacro2_build_probe)' --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 `aho-corasick` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name aho_corasick --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/aho-corasick-1.1.3/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 -C debuginfo=2 --cfg 'feature="perf-literal"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "logging", "perf-literal", "std"))' -C metadata=f4aa5467748547df -C extra-filename=-1c510a750f54a5f6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-9dc88e31d80ebbc5.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "e90f2f4b68c3427ef7fc67c0590c93f5d959306f1a9dc81e57700459e356165e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e90f2f4b68c3427ef7fc67c0590c93f5d959306f1a9dc81e57700459e356165e", kill_on_drop: false }`
[INFO] [stdout] e90f2f4b68c3427ef7fc67c0590c93f5d959306f1a9dc81e57700459e356165e