[INFO] fetching crate tectonic 0.7.1...
[INFO] testing tectonic-0.7.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate tectonic 0.7.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate tectonic 0.7.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tectonic 0.7.1
[INFO] finished tweaking crates.io crate tectonic 0.7.1
[INFO] tweaked toml for crates.io crate tectonic 0.7.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate tectonic 0.7.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miow v0.2.2
[INFO] [stderr]   Downloaded siphasher v0.3.5
[INFO] [stderr]   Downloaded tokio-tcp v0.1.4
[INFO] [stderr]   Downloaded clearscreen v1.0.4
[INFO] [stderr]   Downloaded error-chain v0.12.4
[INFO] [stderr]   Downloaded crossbeam-epoch v0.8.2
[INFO] [stderr]   Downloaded want v0.2.0
[INFO] [stderr]   Downloaded futures-cpupool v0.1.8
[INFO] [stderr]   Downloaded cc v1.0.68
[INFO] [stderr]   Downloaded tokio v0.1.22
[INFO] [stderr]   Downloaded mio v0.6.23
[INFO] [stderr]   Downloaded base64 v0.10.1
[INFO] [stderr]   Downloaded tectonic_docmodel v0.1.0
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.3
[INFO] [stderr]   Downloaded lock_api v0.3.4
[INFO] [stderr]   Downloaded tokio-uds v0.2.7
[INFO] [stderr]   Downloaded darling v0.12.4
[INFO] [stderr]   Downloaded phf_shared v0.8.0
[INFO] [stderr]   Downloaded net2 v0.2.37
[INFO] [stderr]   Downloaded thiserror-impl v1.0.25
[INFO] [stderr]   Downloaded fsevent-sys v2.0.1
[INFO] [stderr]   Downloaded inotify-sys v0.1.5
[INFO] [stderr]   Downloaded globset v0.4.8
[INFO] [stderr]   Downloaded darling_macro v0.12.4
[INFO] [stderr]   Downloaded glob v0.3.0
[INFO] [stderr]   Downloaded block-padding v0.1.5
[INFO] [stderr]   Downloaded getrandom v0.1.16
[INFO] [stderr]   Downloaded phf_codegen v0.8.0
[INFO] [stderr]   Downloaded parking_lot_core v0.6.2
[INFO] [stderr]   Downloaded parking_lot v0.9.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.7.2
[INFO] [stderr]   Downloaded addr2line v0.15.2
[INFO] [stderr]   Downloaded backtrace v0.3.60
[INFO] [stderr]   Downloaded dirs v2.0.2
[INFO] [stderr]   Downloaded tokio-timer v0.2.13
[INFO] [stderr]   Downloaded memoffset v0.5.6
[INFO] [stderr]   Downloaded rustc-demangle v0.1.20
[INFO] [stderr]   Downloaded utf8-width v0.1.5
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.3
[INFO] [stderr]   Downloaded num_enum_derive v0.5.1
[INFO] [stderr]   Downloaded gimli v0.24.0
[INFO] [stderr]   Downloaded opaque-debug v0.2.3
[INFO] [stderr]   Downloaded open v1.7.0
[INFO] [stderr]   Downloaded quick-xml v0.22.0
[INFO] [stderr]   Downloaded byte-unit v4.0.12
[INFO] [stderr]   Downloaded h2 v0.1.26
[INFO] [stderr]   Downloaded generic-array v0.12.4
[INFO] [stderr]   Downloaded unicode-segmentation v1.8.0
[INFO] [stderr]   Downloaded headers v0.2.3
[INFO] [stderr]   Downloaded rand_chacha v0.2.2
[INFO] [stderr]   Downloaded headers-core v0.1.1
[INFO] [stderr]   Downloaded tokio-codec v0.1.2
[INFO] [stderr]   Downloaded num_enum v0.5.1
[INFO] [stderr]   Downloaded anyhow v1.0.41
[INFO] [stderr]   Downloaded http-body v0.1.0
[INFO] [stderr]   Downloaded byte-tools v0.3.1
[INFO] [stderr]   Downloaded sha-1 v0.8.2
[INFO] [stderr]   Downloaded proc-macro-error v1.0.4
[INFO] [stderr]   Downloaded structopt-derive v0.4.14
[INFO] [stderr]   Downloaded object v0.25.3
[INFO] [stderr]   Downloaded tectonic_bundles v0.1.0
[INFO] [stderr]   Downloaded tectonic_engine_xdvipdfmx v0.1.3
[INFO] [stderr]   Downloaded hyper v0.12.36
[INFO] [stderr]   Downloaded futures v0.1.31
[INFO] [stderr]   Downloaded dirs-sys v0.3.6
[INFO] [stderr]   Downloaded rand_pcg v0.2.1
[INFO] [stderr]   Downloaded either v1.6.1
[INFO] [stderr]   Downloaded tectonic_engine_bibtex v0.1.3
[INFO] [stderr]   Downloaded tectonic_xdv v0.1.12
[INFO] [stderr]   Downloaded digest v0.8.1
[INFO] [stderr]   Downloaded fake-simd v0.1.2
[INFO] [stderr]   Downloaded tokio-buf v0.1.1
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.7
[INFO] [stderr]   Downloaded tokio-executor v0.1.10
[INFO] [stderr]   Downloaded phf v0.8.0
[INFO] [stderr]   Downloaded proc-macro-error-attr v1.0.4
[INFO] [stderr]   Downloaded nom v5.1.2
[INFO] [stderr]   Downloaded tokio-reactor v0.1.12
[INFO] [stderr]   Downloaded derive_builder_core v0.10.2
[INFO] [stderr]   Downloaded tokio-udp v0.1.6
[INFO] [stderr]   Downloaded phf_generator v0.8.0
[INFO] [stderr]   Downloaded tokio-sync v0.1.8
[INFO] [stderr]   Downloaded nix v0.20.0
[INFO] [stderr]   Downloaded derive_builder_macro v0.10.2
[INFO] [stderr]   Downloaded derive_builder v0.10.2
[INFO] [stderr]   Downloaded darling_core v0.12.4
[INFO] [stderr]   Downloaded terminfo v0.7.3
[INFO] [stderr]   Downloaded notify v4.0.17
[INFO] [stderr]   Downloaded inotify v0.7.1
[INFO] [stderr]   Downloaded redox_syscall v0.1.57
[INFO] [stderr]   Downloaded tokio-fs v0.1.7
[INFO] [stderr]   Downloaded tokio v1.8.0
[INFO] [stderr]   Downloaded thiserror v1.0.25
[INFO] [stderr]   Downloaded lazycell v1.3.0
[INFO] [stderr]   Downloaded mio-extras v2.0.6
[INFO] [stderr]   Downloaded fsevent v0.4.0
[INFO] [stderr]   Downloaded redox_users v0.4.0
[INFO] [stderr]   Downloaded which v4.1.0
[INFO] [stderr]   Downloaded scopeguard v1.1.0
[INFO] [stderr]   Downloaded block-buffer v0.7.3
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.18
[INFO] [stderr]   Downloaded mio-uds v0.6.8
[INFO] [stderr]   Downloaded strsim v0.10.0
[INFO] [stderr]   Downloaded time v0.1.43
[INFO] [stderr]   Downloaded structopt v0.3.21
[INFO] [stderr]   Downloaded string v0.2.1
[INFO] [stderr]   Downloaded libc v0.2.97
[INFO] [stderr]   Downloaded filetime v0.2.14
[INFO] [stderr]   Downloaded heck v0.3.3
[INFO] [stderr]   Downloaded bstr v0.2.16
[INFO] [stderr]   Downloaded watchexec v1.16.0
[INFO] [stderr]   Downloaded hyper v0.14.9
[INFO] [stderr]   Downloaded tectonic_engine_xetex v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17d59c093a69cbbd5c8b84d9b557b69a7124e24ffce10db3f0d3ef5959937105
[INFO] running `Command { std: "docker" "start" "-a" "17d59c093a69cbbd5c8b84d9b557b69a7124e24ffce10db3f0d3ef5959937105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17d59c093a69cbbd5c8b84d9b557b69a7124e24ffce10db3f0d3ef5959937105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17d59c093a69cbbd5c8b84d9b557b69a7124e24ffce10db3f0d3ef5959937105", kill_on_drop: false }`
[INFO] [stdout] 17d59c093a69cbbd5c8b84d9b557b69a7124e24ffce10db3f0d3ef5959937105
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35c9da46770fd0fa939362036d554e699b6d911422b2c3fdfe44b0a7c6a2119f
[INFO] running `Command { std: "docker" "start" "-a" "35c9da46770fd0fa939362036d554e699b6d911422b2c3fdfe44b0a7c6a2119f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling tectonic_bridge_flate v0.1.5
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling utf8-width v0.1.5
[INFO] [stderr]    Compiling tectonic v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling tectonic_bridge_core v0.2.2
[INFO] [stderr]    Compiling tectonic_cfg_support v0.1.3
[INFO] [stderr]    Compiling tokio v1.8.0
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling tectonic_engine_bibtex v0.1.3
[INFO] [stderr]    Compiling tectonic_engine_xdvipdfmx v0.1.3
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling tectonic_xdv v0.1.12
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling byte-unit v4.0.12
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling tectonic_dep_support v0.1.0
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling app_dirs2 v2.3.2
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling object v0.25.3
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling tectonic_errors v0.2.0
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling tectonic_engine_xetex v0.1.4
[INFO] [stderr]    Compiling tectonic_status_base v0.2.0
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling tectonic_bridge_icu v0.2.0
[INFO] [stderr]    Compiling tectonic_bridge_graphite2 v0.2.0
[INFO] [stderr]    Compiling tectonic_bridge_freetype2 v0.2.0
[INFO] [stderr]    Compiling tectonic_pdf_io v0.1.1
[INFO] [stderr]    Compiling tectonic_bridge_harfbuzz v0.2.2
[INFO] [stderr]    Compiling tectonic_xetex_layout v0.1.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.25/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=8a0cae5ea006fde0 -C extra-filename=-8a0cae5ea006fde0 --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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "35c9da46770fd0fa939362036d554e699b6d911422b2c3fdfe44b0a7c6a2119f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35c9da46770fd0fa939362036d554e699b6d911422b2c3fdfe44b0a7c6a2119f", kill_on_drop: false }`
[INFO] [stdout] 35c9da46770fd0fa939362036d554e699b6d911422b2c3fdfe44b0a7c6a2119f