[INFO] fetching crate mdcat 2.0.3...
[INFO] checking mdcat-2.0.3 against try#9e1116444e23dde580a35d0bf5bbb46c1ce9ce25 for pr-107620
[INFO] extracting crate mdcat 2.0.3 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate mdcat 2.0.3 on toolchain 9e1116444e23dde580a35d0bf5bbb46c1ce9ce25
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e1116444e23dde580a35d0bf5bbb46c1ce9ce25" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdcat 2.0.3
[INFO] finished tweaking crates.io crate mdcat 2.0.3
[INFO] tweaked toml for crates.io crate mdcat 2.0.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate mdcat 2.0.3 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" "+9e1116444e23dde580a35d0bf5bbb46c1ce9ce25" "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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+9e1116444e23dde580a35d0bf5bbb46c1ce9ce25" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8befc53cadbc0acf8a507e370463fda253c7814331be22374dc58c0274fd48aa
[INFO] running `Command { std: "docker" "start" "-a" "8befc53cadbc0acf8a507e370463fda253c7814331be22374dc58c0274fd48aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8befc53cadbc0acf8a507e370463fda253c7814331be22374dc58c0274fd48aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8befc53cadbc0acf8a507e370463fda253c7814331be22374dc58c0274fd48aa", kill_on_drop: false }`
[INFO] [stdout] 8befc53cadbc0acf8a507e370463fda253c7814331be22374dc58c0274fd48aa
[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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+9e1116444e23dde580a35d0bf5bbb46c1ce9ce25" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a5a423db07721a9d8a7e8712be6c1d6032b7a94f44c7b1b95bc07f899b07a26
[INFO] running `Command { std: "docker" "start" "-a" "7a5a423db07721a9d8a7e8712be6c1d6032b7a94f44c7b1b95bc07f899b07a26", 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] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling rustix v0.37.12
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling openssl-sys v0.9.85
[INFO] [stderr]    Compiling tokio v1.27.0
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking xmlparser v0.13.5
[INFO] [stderr]     Checking strict-num v0.1.0
[INFO] [stderr]     Checking kurbo v0.9.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.14
[INFO] [stderr]     Checking roxmltree v0.18.0
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling unicode-general-category v0.6.0
[INFO] [stderr]     Checking flate2 v1.0.25
[INFO] [stderr]    Compiling linux-raw-sys v0.3.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling openssl v0.10.50
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]     Checking rctree v0.5.0
[INFO] [stderr]     Checking ttf-parser v0.18.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]     Checking svgtypes v0.11.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling time v0.3.20
[INFO] [stderr]    Compiling anstyle-parse v0.2.0
[INFO] [stderr]     Checking usvg-tree v0.31.0
[INFO] [stderr]     Checking fontconfig-parser v0.5.2
[INFO] [stderr]     Checking simplecss v0.2.1
[INFO] [stderr]    Compiling quick-xml v0.28.2
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking unicode-script v0.5.5
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking rayon-core v1.11.0
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]    Compiling regex v1.7.3
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]     Checking unicode-bidi-mirroring v0.1.0
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]     Checking unicode-ccc v0.1.2
[INFO] [stderr]    Compiling base64 v0.21.0
[INFO] [stderr]    Compiling anstyle v1.0.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking nanorand v0.7.0
[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/9e1116444e23dde580a35d0bf5bbb46c1ce9ce25/bin/rustc --crate-name regex_syntax --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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"' -C metadata=bb2e34ba77ab578c -C extra-filename=-bb2e34ba77ab578c --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" "7a5a423db07721a9d8a7e8712be6c1d6032b7a94f44c7b1b95bc07f899b07a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a5a423db07721a9d8a7e8712be6c1d6032b7a94f44c7b1b95bc07f899b07a26", kill_on_drop: false }`
[INFO] [stdout] 7a5a423db07721a9d8a7e8712be6c1d6032b7a94f44c7b1b95bc07f899b07a26