[INFO] fetching crate tether-agent 4.4.0-alpha...
[INFO] building tether-agent-4.4.0-alpha against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate tether-agent 4.4.0-alpha into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate tether-agent 4.4.0-alpha
[INFO] finished tweaking crates.io crate tether-agent 4.4.0-alpha
[INFO] tweaked toml for crates.io crate tether-agent 4.4.0-alpha written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tether-agent 4.4.0-alpha 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 tether-agent 4.4.0-alpha 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 08b3db94fe309ce40f9e699dff0258319ddbdf6f22d2f080a551b98cef094298
[INFO] running `Command { std: "docker" "start" "-a" "08b3db94fe309ce40f9e699dff0258319ddbdf6f22d2f080a551b98cef094298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08b3db94fe309ce40f9e699dff0258319ddbdf6f22d2f080a551b98cef094298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08b3db94fe309ce40f9e699dff0258319ddbdf6f22d2f080a551b98cef094298", kill_on_drop: false }`
[INFO] [stdout] 08b3db94fe309ce40f9e699dff0258319ddbdf6f22d2f080a551b98cef094298
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c424aef5baf8505375b0fdf27dd0a44d808529010a4ea522d9d7d6b08308fe2f
[INFO] running `Command { std: "docker" "start" "-a" "c424aef5baf8505375b0fdf27dd0a44d808529010a4ea522d9d7d6b08308fe2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]    Compiling cc v1.2.18
[INFO] [stderr]    Compiling rustls-pki-types v1.11.0
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling data-encoding v2.8.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling pharos v0.5.3
[INFO] [stderr]    Compiling async_io_stream v0.3.3
[INFO] [stderr]    Compiling ws_stream_tungstenite v0.13.0
[INFO] [stderr]    Compiling rustls-native-certs v0.7.3
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling termcolor v1.4.1
[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/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/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 -C embed-bitcode=no -C debuginfo=2 --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=442385bbf35f1b12 -C extra-filename=-13fc688ae7f36982 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c424aef5baf8505375b0fdf27dd0a44d808529010a4ea522d9d7d6b08308fe2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c424aef5baf8505375b0fdf27dd0a44d808529010a4ea522d9d7d6b08308fe2f", kill_on_drop: false }`
[INFO] [stdout] c424aef5baf8505375b0fdf27dd0a44d808529010a4ea522d9d7d6b08308fe2f