[INFO] fetching crate ugnos 0.6.0...
[INFO] checking ugnos-0.6.0 against 65c7d39f9c2b9d5c316725cb48fa3d360c64c663 for pr-161253
[INFO] extracting crate ugnos 0.6.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate ugnos 0.6.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ugnos 0.6.0
[INFO] tweaked toml for crates.io crate ugnos 0.6.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ugnos 0.6.0 on toolchain 65c7d39f9c2b9d5c316725cb48fa3d360c64c663
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65c7d39f9c2b9d5c316725cb48fa3d360c64c663" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ugnos 0.6.0 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" "+65c7d39f9c2b9d5c316725cb48fa3d360c64c663" "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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b7bab027c1b7bb2c6fe9d8cc8dc02858d85ec977d80cefe23c4215a5d5e02493
[INFO] running `Command { std: "docker" "start" "b7bab027c1b7bb2c6fe9d8cc8dc02858d85ec977d80cefe23c4215a5d5e02493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7bab027c1b7bb2c6fe9d8cc8dc02858d85ec977d80cefe23c4215a5d5e02493", 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" "b7bab027c1b7bb2c6fe9d8cc8dc02858d85ec977d80cefe23c4215a5d5e02493" "/opt/rustwide/cargo-home/bin/cargo" "+65c7d39f9c2b9d5c316725cb48fa3d360c64c663" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7bab027c1b7bb2c6fe9d8cc8dc02858d85ec977d80cefe23c4215a5d5e02493", 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" "b7bab027c1b7bb2c6fe9d8cc8dc02858d85ec977d80cefe23c4215a5d5e02493" "/opt/rustwide/cargo-home/bin/cargo" "+65c7d39f9c2b9d5c316725cb48fa3d360c64c663" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling anyhow v1.0.101
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]     Checking bytes v1.11.1
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling time-core v0.1.7
[INFO] [stderr]    Compiling deranged v0.5.6
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling vergen v8.3.2
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking errno v0.3.11
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]    Compiling cc v1.2.55
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking socket2 v0.6.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling time v0.3.45
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]    Compiling prettyplease v0.2.34
[INFO] [stderr]    Compiling pulldown-cmark v0.13.0
[INFO] [stderr]     Checking futures-task v0.3.32
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking litemap v0.8.1
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling unicase v2.9.0
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/65c7d39f9c2b9d5c316725cb48fa3d360c64c663/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="std"' --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"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("arbitrary", "default", "std", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=bdd04e0f4dc7c7dd -C extra-filename=-a51f3b0cccc0511b --out-dir /opt/rustwide/target/debug/build/regex-syntax/a51f3b0cccc0511b/out --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `serde_core` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/65c7d39f9c2b9d5c316725cb48fa3d360c64c663/bin/rustc --crate-name serde_core --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_core-1.0.228/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -C embed-bitcode=no --cfg 'feature="result"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "rc", "result", "std", "unstable"))' -C metadata=4b035d3134040dd7 -C extra-filename=-0326a842d103b0e6 --out-dir /opt/rustwide/target/debug/build/serde_core/0326a842d103b0e6/out --cap-lints allow --cap-lints=forbid --check-cfg 'cfg(if_docsrs_then_no_serde_core)' --check-cfg 'cfg(no_core_cstr)' --check-cfg 'cfg(no_core_error)' --check-cfg 'cfg(no_core_net)' --check-cfg 'cfg(no_core_num_saturating)' --check-cfg 'cfg(no_diagnostic_namespace)' --check-cfg 'cfg(no_serde_derive)' --check-cfg 'cfg(no_std_atomic)' --check-cfg 'cfg(no_std_atomic64)' --check-cfg 'cfg(no_target_has_atomic)'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b7bab027c1b7bb2c6fe9d8cc8dc02858d85ec977d80cefe23c4215a5d5e02493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7bab027c1b7bb2c6fe9d8cc8dc02858d85ec977d80cefe23c4215a5d5e02493", kill_on_drop: false }`
[INFO] [stdout] b7bab027c1b7bb2c6fe9d8cc8dc02858d85ec977d80cefe23c4215a5d5e02493