[INFO] fetching crate necessist-backends 4.1.0...
[INFO] testing necessist-backends-4.1.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate necessist-backends 4.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate necessist-backends 4.1.0
[INFO] finished tweaking crates.io crate necessist-backends 4.1.0
[INFO] tweaked toml for crates.io crate necessist-backends 4.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate necessist-backends 4.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate necessist-backends 4.1.0 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" "+1.100.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b03f9ec439500dc30671d26432d3eea854c7e0a7d4199f38ad564d36523328b8
[INFO] running `Command { std: "docker" "start" "b03f9ec439500dc30671d26432d3eea854c7e0a7d4199f38ad564d36523328b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b03f9ec439500dc30671d26432d3eea854c7e0a7d4199f38ad564d36523328b8", 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" "b03f9ec439500dc30671d26432d3eea854c7e0a7d4199f38ad564d36523328b8" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b03f9ec439500dc30671d26432d3eea854c7e0a7d4199f38ad564d36523328b8", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b03f9ec439500dc30671d26432d3eea854c7e0a7d4199f38ad564d36523328b8" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.58
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling find-msvc-tools v0.1.13
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling smallvec v1.16.1
[INFO] [stderr]    Compiling either v1.18.0
[INFO] [stderr]    Compiling hashbrown v0.17.1
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling yoke-derive v0.8.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.4.7
[INFO] [stderr]    Compiling collection_literals v1.0.3
[INFO] [stderr]    Compiling interpolator v0.5.0
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling derive-where v1.7.0
[INFO] [stderr]    Compiling tree-sitter-language v0.1.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling proc-macro-utils v0.10.0
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling object v0.39.1
[INFO] [stderr]    Compiling better_scoped_tls v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling swc_visit v2.0.2
[INFO] [stderr]    Compiling compact_str v0.10.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling thin-vec v0.2.20
[INFO] [stderr]    Compiling crossbeam-utils v0.8.23
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling manyhow-macros v0.11.4
[INFO] [stderr]    Compiling yoke v0.8.3
[INFO] [stderr]    Compiling indexmap v2.14.2
[INFO] [stderr]    Compiling unicode-id-start v1.5.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling zerovec v0.11.8
[INFO] [stderr]    Compiling zerotrie v0.2.5
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling getopts v0.2.24
[INFO] [stderr]    Compiling num-integer v0.1.47
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling tinystr v0.8.4
[INFO] [stderr]    Compiling potential_utf v0.1.6
[INFO] [stderr]    Compiling icu_locale_core v2.3.0
[INFO] [stderr]    Compiling icu_collections v2.3.0
[INFO] [stderr]    Compiling ordermap v1.2.2
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling dragonbox_ecma v0.1.12
[INFO] [stderr]    Compiling portable-atomic v1.15.0
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.21
[INFO] [stderr]    Compiling libz-sys v1.1.29
[INFO] [stderr]    Compiling libgit2-sys v0.18.8+1.9.7
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling itertools v0.15.0
[INFO] [stderr]    Compiling ena v0.14.4
[INFO] [stderr]    Compiling libsqlite3-sys v0.38.2
[INFO] [stderr]    Compiling lalrpop-util v0.20.2
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling winnow v1.0.4
[INFO] [stderr]    Compiling diesel_derives v2.3.10
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.119/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debug-assertions=off --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=36519d6eeadd8c22 -C extra-filename=-a672cc047744a74d --out-dir /opt/rustwide/target/release/build/syn/a672cc047744a74d/out -C strip=debuginfo -L dependency=/opt/rustwide/target/release/build/proc-macro2/568395be76da8392/out -L dependency=/opt/rustwide/target/release/build/unicode-ident/252fc9bf0a40533c/out --extern proc_macro2=/opt/rustwide/target/release/build/proc-macro2/568395be76da8392/out/libproc_macro2-568395be76da8392.rmeta --extern quote=/opt/rustwide/target/release/build/quote/8c6c51122be409c2/out/libquote-8c6c51122be409c2.rmeta --extern unicode_ident=/opt/rustwide/target/release/build/unicode-ident/252fc9bf0a40533c/out/libunicode_ident-252fc9bf0a40533c.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `regex-automata` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name regex_automata --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-automata-0.4.18/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no --cfg 'feature="alloc"' --cfg 'feature="dfa-onepass"' --cfg 'feature="dfa-search"' --cfg 'feature="hybrid"' --cfg 'feature="meta"' --cfg 'feature="nfa"' --cfg 'feature="nfa-backtrack"' --cfg 'feature="nfa-pikevm"' --cfg 'feature="nfa-thompson"' --cfg 'feature="perf"' --cfg 'feature="perf-inline"' --cfg 'feature="perf-literal"' --cfg 'feature="perf-literal-multisubstring"' --cfg 'feature="perf-literal-substring"' --cfg 'feature="std"' --cfg 'feature="syntax"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' --cfg 'feature="unicode-word-boundary"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "dfa", "dfa-build", "dfa-onepass", "dfa-search", "hybrid", "internal-instrument", "internal-instrument-pikevm", "logging", "meta", "nfa", "nfa-backtrack", "nfa-pikevm", "nfa-thompson", "perf", "perf-inline", "perf-literal", "perf-literal-multisubstring", "perf-literal-substring", "std", "syntax", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment", "unicode-word-boundary"))' -C metadata=c583b9d3660470f4 -C extra-filename=-f1c80617fb3a3753 --out-dir /opt/rustwide/target/release/build/regex-automata/f1c80617fb3a3753/out -C strip=debuginfo -L dependency=/opt/rustwide/target/release/build/memchr/b836402bd6c4c7f1/out --extern aho_corasick=/opt/rustwide/target/release/build/aho-corasick/2c2355ec644d661d/out/libaho_corasick-2c2355ec644d661d.rmeta --extern memchr=/opt/rustwide/target/release/build/memchr/b836402bd6c4c7f1/out/libmemchr-b836402bd6c4c7f1.rmeta --extern regex_syntax=/opt/rustwide/target/release/build/regex-syntax/7010b26951f94357/out/libregex_syntax-7010b26951f94357.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b03f9ec439500dc30671d26432d3eea854c7e0a7d4199f38ad564d36523328b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b03f9ec439500dc30671d26432d3eea854c7e0a7d4199f38ad564d36523328b8", kill_on_drop: false }`
[INFO] [stdout] b03f9ec439500dc30671d26432d3eea854c7e0a7d4199f38ad564d36523328b8
