[INFO] fetching crate panduck-latex 0.1.0...
[INFO] testing panduck-latex-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate panduck-latex 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate panduck-latex 0.1.0
[INFO] finished tweaking crates.io crate panduck-latex 0.1.0
[INFO] tweaked toml for crates.io crate panduck-latex 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate panduck-latex 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 302 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pretty v0.11.3
[INFO] [stderr]   Downloaded yggdrasil-shared v0.2.5
[INFO] [stderr]   Downloaded yggdrasil-ir v0.1.6
[INFO] [stderr]   Downloaded typed-arena v1.7.0
[INFO] [stderr]   Downloaded validatus v0.0.2
[INFO] [stderr]   Downloaded yggdrasil-rt v0.0.16
[INFO] [stderr]   Downloaded notedown-rt v0.3.2
[INFO] [stderr]   Downloaded slugify v0.1.0
[INFO] [stderr]   Downloaded text-utils v0.4.3
[INFO] [stderr]   Downloaded textwrap v0.14.2
[INFO] [stderr]   Downloaded railroad v0.2.0
[INFO] [stderr]   Downloaded notedown_ast v0.16.3
[INFO] [stderr]   Downloaded html_parser v0.6.3
[INFO] [stderr]   Downloaded comrak v0.14.0
[INFO] [stderr]   Downloaded unidecode v0.3.0
[INFO] [stderr]   Downloaded minifier v0.2.3
[INFO] [stderr]   Downloaded pex-trie v0.0.3
[INFO] [stderr]   Downloaded character-set v0.4.0
[INFO] [stderr]   Downloaded educe v0.6.0
[INFO] [stderr]   Downloaded git2 v0.15.0
[INFO] [stderr]   Downloaded unicode-script v0.5.8
[INFO] [stderr]   Downloaded askama v0.12.1
[INFO] [stderr]   Downloaded yggdrasil-parser v0.0.4
[INFO] [stderr]   Downloaded emojic v0.4.1
[INFO] [stderr]   Downloaded panduck-core v0.1.4
[INFO] [stderr]   Downloaded ucd-util v0.2.2
[INFO] [stderr]   Downloaded askama_derive v0.12.5
[INFO] [stderr]   Downloaded diagnostic v0.5.10
[INFO] [stderr]   Downloaded regex-automata v0.2.0
[INFO] [stderr]   Downloaded pandoc_ast v0.8.6
[INFO] [stderr]   Downloaded askama_parser v0.2.1
[INFO] [stderr]   Downloaded enum-ordinalize v4.3.2
[INFO] [stderr]   Downloaded notedown-error v1.1.10
[INFO] [stderr]   Downloaded css-color-parser v0.1.2
[INFO] [stderr]   Downloaded enum-ordinalize-derive v4.3.2
[INFO] [stderr]   Downloaded libssh2-sys v0.2.23
[INFO] [stderr]   Downloaded html-minifier v4.0.0
[INFO] [stderr]   Downloaded askama_escape v0.10.3
[INFO] [stderr]   Downloaded yggdrasil-error v0.1.4
[INFO] [stderr]   Downloaded panduck-pp v0.2.0
[INFO] [stderr]   Downloaded daachorse v1.0.1
[INFO] [stderr]   Downloaded lazy_static v0.1.16
[INFO] [stderr]   Downloaded syntect v4.6.0
[INFO] [stderr]   Downloaded libz-sys v1.1.28
[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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f7446c904d46d76f268566ed91b8bd03b05964828354632db95863fcba2e164
[INFO] running `Command { std: "docker" "start" "-a" "4f7446c904d46d76f268566ed91b8bd03b05964828354632db95863fcba2e164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f7446c904d46d76f268566ed91b8bd03b05964828354632db95863fcba2e164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f7446c904d46d76f268566ed91b8bd03b05964828354632db95863fcba2e164", kill_on_drop: false }`
[INFO] [stdout] 4f7446c904d46d76f268566ed91b8bd03b05964828354632db95863fcba2e164
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93993fd941927b07f16af4723fe7038594752d4b625f3d51e09fa775a645a7b6
[INFO] running `Command { std: "docker" "start" "-a" "93993fd941927b07f16af4723fe7038594752d4b625f3d51e09fa775a645a7b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling litemap v0.8.2
[INFO] [stderr]    Compiling writeable v0.6.3
[INFO] [stderr]    Compiling icu_normalizer_data v2.2.0
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling icu_properties_data v2.2.0
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling unicase v2.9.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling value-bag v1.12.0
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling cc v1.2.60
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling validatus v0.0.2
[INFO] [stderr]    Compiling daachorse v1.0.1
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling pest v2.8.6
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[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' (335) 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:     0x60ad96c0769a - std[31e582c13f4e914f]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x60ad96c0769a - std[31e582c13f4e914f]::backtrace_rs::backtrace::trace_unsynchronized::<std[31e582c13f4e914f]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x60ad96c0769a - std[31e582c13f4e914f]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x60ad96c0769a - <<std[31e582c13f4e914f]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[fa0eadad68403074]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x60ad96c179fa - <core[fa0eadad68403074]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x60ad96c179fa - core[fa0eadad68403074]::fmt::write
[INFO] [stderr]      6:     0x60ad96c0b012 - std[31e582c13f4e914f]::io::default_write_fmt::<std[31e582c13f4e914f]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x60ad96c0b012 - <std[31e582c13f4e914f]::sys::stdio::unix::Stderr as std[31e582c13f4e914f]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x60ad96bf31cf - <std[31e582c13f4e914f]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x60ad96bf31cf - std[31e582c13f4e914f]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x60ad96c03921 - std[31e582c13f4e914f]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x60ad96c03adb - std[31e582c13f4e914f]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x60ad96bf32ba - std[31e582c13f4e914f]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:691:13
[INFO] [stderr]     13:     0x60ad96be8749 - std[31e582c13f4e914f]::sys::backtrace::__rust_end_short_backtrace::<std[31e582c13f4e914f]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x60ad96bf3aed - __rustc[fc8e3a9f23f26cb]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x60ad96c180ec - core[fa0eadad68403074]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x60ad96bdd755 - build_script_build[ba0910e20f3e01b6]::main
[INFO] [stderr]     17:     0x60ad96bdd983 - <fn() as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     18:     0x60ad96bdd5c6 - std[31e582c13f4e914f]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     19:     0x60ad96bdd5d9 - std[31e582c13f4e914f]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     20:     0x60ad96c02f64 - <&dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     21:     0x60ad96c02f64 - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::<&dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40
[INFO] [stderr]     22:     0x60ad96c02f64 - std[31e582c13f4e914f]::panicking::catch_unwind::<i32, &dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19
[INFO] [stderr]     23:     0x60ad96c02f64 - std[31e582c13f4e914f]::panic::catch_unwind::<&dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14
[INFO] [stderr]     24:     0x60ad96c02f64 - std[31e582c13f4e914f]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/rt.rs:175:24
[INFO] [stderr]     25:     0x60ad96c02f64 - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::<std[31e582c13f4e914f]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40
[INFO] [stderr]     26:     0x60ad96c02f64 - std[31e582c13f4e914f]::panicking::catch_unwind::<isize, std[31e582c13f4e914f]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19
[INFO] [stderr]     27:     0x60ad96c02f64 - std[31e582c13f4e914f]::panic::catch_unwind::<std[31e582c13f4e914f]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14
[INFO] [stderr]     28:     0x60ad96c02f64 - std[31e582c13f4e914f]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/rt.rs:171:5
[INFO] [stderr]     29:     0x60ad96bdd481 - std[31e582c13f4e914f]::rt::lang_start::<()>
[INFO] [stderr]     30:     0x60ad96bdd9e5 - main
[INFO] [stderr]     31:     0x795825ea81ca - <unknown>
[INFO] [stderr]     32:     0x795825ea828b - __libc_start_main
[INFO] [stderr]     33:     0x60ad96bdd365 - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "93993fd941927b07f16af4723fe7038594752d4b625f3d51e09fa775a645a7b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93993fd941927b07f16af4723fe7038594752d4b625f3d51e09fa775a645a7b6", kill_on_drop: false }`
[INFO] [stdout] 93993fd941927b07f16af4723fe7038594752d4b625f3d51e09fa775a645a7b6