[INFO] fetching crate panduck-html 0.1.1...
[INFO] checking panduck-html-0.1.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate panduck-html 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate panduck-html 0.1.1
[INFO] finished tweaking crates.io crate panduck-html 0.1.1
[INFO] tweaked toml for crates.io crate panduck-html 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate panduck-html 0.1.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 334 packages to latest compatible versions
[INFO] [stderr]       Adding notedown_ast v0.14.14 (available: v0.16.3)
[INFO] [stderr]       Adding pretty v0.11.3 (available: v0.12.4)
[INFO] [stderr]       Adding syntect v4.6.0 (available: v5.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yggdrasil-shared v0.2.5
[INFO] [stderr]   Downloaded notedown-error v1.1.10
[INFO] [stderr]   Downloaded css-color-parser v0.1.2
[INFO] [stderr]   Downloaded notedown-rt v0.3.2
[INFO] [stderr]   Downloaded ducc v0.1.5
[INFO] [stderr]   Downloaded ucd-util v0.2.2
[INFO] [stderr]   Downloaded html_parser v0.6.3
[INFO] [stderr]   Downloaded katex v0.4.6
[INFO] [stderr]   Downloaded minifier v0.2.3
[INFO] [stderr]   Downloaded unidecode v0.3.0
[INFO] [stderr]   Downloaded comrak v0.14.0
[INFO] [stderr]   Downloaded pex-trie v0.0.3
[INFO] [stderr]   Downloaded character-set v0.4.0
[INFO] [stderr]   Downloaded basic-toml v0.1.10
[INFO] [stderr]   Downloaded git2 v0.15.0
[INFO] [stderr]   Downloaded daachorse v1.0.0
[INFO] [stderr]   Downloaded yggdrasil-parser v0.0.4
[INFO] [stderr]   Downloaded fancy-regex v0.7.1
[INFO] [stderr]   Downloaded humansize v2.1.3
[INFO] [stderr]   Downloaded emojic v0.4.1
[INFO] [stderr]   Downloaded validatus v0.0.2
[INFO] [stderr]   Downloaded regex-automata v0.2.0
[INFO] [stderr]   Downloaded panduck-core v0.1.4
[INFO] [stderr]   Downloaded notedown_ast v0.14.14
[INFO] [stderr]   Downloaded notedown_ast v0.16.3
[INFO] [stderr]   Downloaded pandoc_ast v0.8.6
[INFO] [stderr]   Downloaded askama_parser v0.2.1
[INFO] [stderr]   Downloaded askama_derive v0.12.5
[INFO] [stderr]   Downloaded askama v0.12.1
[INFO] [stderr]   Downloaded diagnostic v0.5.10
[INFO] [stderr]   Downloaded html-minifier v4.0.0
[INFO] [stderr]   Downloaded railroad v0.2.0
[INFO] [stderr]   Downloaded yggdrasil-ir v0.1.6
[INFO] [stderr]   Downloaded cow-utils v0.1.3
[INFO] [stderr]   Downloaded yggdrasil-error v0.1.4
[INFO] [stderr]   Downloaded pretty v0.11.3
[INFO] [stderr]   Downloaded syntect v4.6.0
[INFO] [stderr]   Downloaded onig_sys v69.9.1
[INFO] [stderr]   Downloaded onig v6.5.1
[INFO] [stderr]   Downloaded slugify v0.1.0
[INFO] [stderr]   Downloaded text-utils v0.4.3
[INFO] [stderr]   Downloaded lazy_static v0.1.16
[INFO] [stderr]   Downloaded yggdrasil-rt v0.0.16
[INFO] [stderr]   Downloaded ducc-sys v0.1.2
[INFO] [stderr]   Downloaded libgit2-sys v0.14.2+1.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36d5b139fd4ece4ad2458f2941980a218106ae700fb64937be3cd865da1a7cca
[INFO] running `Command { std: "docker" "start" "-a" "36d5b139fd4ece4ad2458f2941980a218106ae700fb64937be3cd865da1a7cca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36d5b139fd4ece4ad2458f2941980a218106ae700fb64937be3cd865da1a7cca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36d5b139fd4ece4ad2458f2941980a218106ae700fb64937be3cd865da1a7cca", kill_on_drop: false }`
[INFO] [stdout] 36d5b139fd4ece4ad2458f2941980a218106ae700fb64937be3cd865da1a7cca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 038e13dfe8f2fe15b63764c8e31499db17524ba4500853c6a8498837380a5e99
[INFO] running `Command { std: "docker" "start" "-a" "038e13dfe8f2fe15b63764c8e31499db17524ba4500853c6a8498837380a5e99", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]     Checking ucd-trie v0.1.7
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking utf8-width v0.1.7
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]     Checking html-escape v0.2.13
[INFO] [stderr]     Checking event-listener v5.4.0
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking daachorse v1.0.0
[INFO] [stderr]    Compiling validatus v0.0.2
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr] error: failed to run custom build command for `validatus v0.0.2`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/validatus-1ce3c1e5e61f3d8a/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/validatus-0.0.2/build.rs:11:9:
[INFO] [stderr]   Unexpected value for rustc toolchain
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5be28a439732 - std::backtrace_rs::backtrace::libunwind::trace::h78562a013ab6f1d1
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5be28a439732 - std::backtrace_rs::backtrace::trace_unsynchronized::h77ced773b5be47e3
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5be28a439732 - std::sys::backtrace::_print_fmt::hd8554b653175eb90
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5be28a439732 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h0ee684fa48ea65a9
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5be28a454f53 - core::fmt::rt::Argument::fmt::h97dc4aa34475380b
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5be28a454f53 - core::fmt::write::ha7e9dac23b0574fc
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/core/src/fmt/mod.rs:1465:25
[INFO] [stderr]      6:     0x5be28a437353 - std::io::default_write_fmt::hdebc07c8b1ed24d8
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5be28a437353 - std::io::Write::write_fmt::h74c2ee93ac2161e6
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5be28a439582 - std::sys::backtrace::BacktraceLock::print::h5d2ec0ae212b38da
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5be28a43a5f6 - std::panicking::default_hook::{{closure}}::h919f804d261dd9ce
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x5be28a43a3f9 - std::panicking::default_hook::h96273494815ab2d6
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x5be28a43aec2 - std::panicking::rust_panic_with_hook::hd760048b5d2d6151
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x5be28a43ad26 - std::panicking::begin_panic_handler::{{closure}}::h040646f2e9c9f682
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panicking.rs:699:13
[INFO] [stderr]     13:     0x5be28a439c29 - std::sys::backtrace::__rust_end_short_backtrace::h6a810defc53f5213
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x5be28a43a9ed - __rustc[d0903a379a499752]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x5be28a454460 - core::panicking::panic_fmt::hdb4e2ff26c68ec1f
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5be28a4180a3 - build_script_build::main::hf5b2f338db390636
[INFO] [stderr]     17:     0x5be28a417a33 - core::ops::function::FnOnce::call_once::haa987b312966f291
[INFO] [stderr]     18:     0x5be28a417986 - std::sys::backtrace::__rust_begin_short_backtrace::heafb10e17c40b6b0
[INFO] [stderr]     19:     0x5be28a4178e9 - std::rt::lang_start::{{closure}}::h4667b35d6de6ab1e
[INFO] [stderr]     20:     0x5be28a434820 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc0a003771d36ce49
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/core/src/ops/function.rs:284:21
[INFO] [stderr]     21:     0x5be28a434820 - std::panicking::catch_unwind::do_call::h9858643921646d98
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panicking.rs:589:40
[INFO] [stderr]     22:     0x5be28a434820 - std::panicking::catch_unwind::h8c86187d9aa365e4
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panicking.rs:552:19
[INFO] [stderr]     23:     0x5be28a434820 - std::panic::catch_unwind::h7fb0f60cd1f7dbc8
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panic.rs:359:14
[INFO] [stderr]     24:     0x5be28a434820 - std::rt::lang_start_internal::{{closure}}::he8bf7dae0379adc7
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/rt.rs:175:24
[INFO] [stderr]     25:     0x5be28a434820 - std::panicking::catch_unwind::do_call::h14a6a5289a8309e6
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panicking.rs:589:40
[INFO] [stderr]     26:     0x5be28a434820 - std::panicking::catch_unwind::h324e7e057c6492a0
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panicking.rs:552:19
[INFO] [stderr]     27:     0x5be28a434820 - std::panic::catch_unwind::h707fe61980e924ea
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/panic.rs:359:14
[INFO] [stderr]     28:     0x5be28a434820 - std::rt::lang_start_internal::hc492c42d25e8d5e6
[INFO] [stderr]                                  at /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/std/src/rt.rs:171:5
[INFO] [stderr]     29:     0x5be28a4178d1 - std::rt::lang_start::h60faec072a947df8
[INFO] [stderr]     30:     0x5be28a4180e5 - main
[INFO] [stderr]     31:     0x70b72a8a81ca - <unknown>
[INFO] [stderr]     32:     0x70b72a8a828b - __libc_start_main
[INFO] [stderr]     33:     0x5be28a4177e5 - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "038e13dfe8f2fe15b63764c8e31499db17524ba4500853c6a8498837380a5e99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "038e13dfe8f2fe15b63764c8e31499db17524ba4500853c6a8498837380a5e99", kill_on_drop: false }`
[INFO] [stdout] 038e13dfe8f2fe15b63764c8e31499db17524ba4500853c6a8498837380a5e99