[INFO] fetching crate melminter 0.9.0...
[INFO] checking melminter-0.9.0 against try#51de2e90f91fdec6cf64ff542a4e15b9c177a797 for pr-147294
[INFO] extracting crate melminter 0.9.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate melminter 0.9.0
[INFO] finished tweaking crates.io crate melminter 0.9.0
[INFO] tweaked toml for crates.io crate melminter 0.9.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate melminter 0.9.0 on toolchain 51de2e90f91fdec6cf64ff542a4e15b9c177a797
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate melminter 0.9.0 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" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "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" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad042b63bc6806b0d5e2561ad79d029a6fbaa18a6b00a5f66ad99e7b19816c53
[INFO] running `Command { std: "docker" "start" "-a" "ad042b63bc6806b0d5e2561ad79d029a6fbaa18a6b00a5f66ad99e7b19816c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad042b63bc6806b0d5e2561ad79d029a6fbaa18a6b00a5f66ad99e7b19816c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad042b63bc6806b0d5e2561ad79d029a6fbaa18a6b00a5f66ad99e7b19816c53", kill_on_drop: false }`
[INFO] [stdout] ad042b63bc6806b0d5e2561ad79d029a6fbaa18a6b00a5f66ad99e7b19816c53
[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" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4169359e78d1d4279ce52e87672d35d69b1922c154b9d79df976f85f884b7541
[INFO] running `Command { std: "docker" "start" "-a" "4169359e78d1d4279ce52e87672d35d69b1922c154b9d79df976f85f884b7541", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling cc v1.0.97
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking lock_api v0.4.12
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking event-listener v5.3.0
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling toml_datetime v0.6.6
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking constant_time_eq v0.3.0
[INFO] [stderr]    Compiling syn v2.0.63
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking async-lock v3.3.0
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking subtle-ng v2.5.0
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking unicode-width v0.1.12
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking event-listener-strategy v0.5.2
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking curve25519-dalek-ng v4.1.1
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking piper v0.2.2
[INFO] [stderr]     Checking async-channel v2.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking num-bigint v0.4.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking blocking v1.6.0
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]    Compiling blake3 v1.5.1
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking async-executor v1.11.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking parking_lot v0.12.2
[INFO] [stderr]     Checking event-listener v3.1.0
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking genawaiter-macro v0.99.1
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking crossterm v0.22.1
[INFO] [stderr]     Checking lru v0.7.8
[INFO] [stderr]     Checking bitvec v0.20.4
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking replace_with v0.1.7
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking tagptr v0.2.0
[INFO] [stderr]    Compiling moka v0.9.9
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking triomphe v0.1.11
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[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/51de2e90f91fdec6cf64ff542a4e15b9c177a797/bin/rustc --crate-name regex_syntax --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.6.29/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="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("default", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=a41253fe92415fc1 -C extra-filename=-fdf6b66a5f2005e2 --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" "4169359e78d1d4279ce52e87672d35d69b1922c154b9d79df976f85f884b7541", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4169359e78d1d4279ce52e87672d35d69b1922c154b9d79df976f85f884b7541", kill_on_drop: false }`
[INFO] [stdout] 4169359e78d1d4279ce52e87672d35d69b1922c154b9d79df976f85f884b7541