[INFO] fetching crate maud 0.25.0...
[INFO] documenting maud-0.25.0 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate maud 0.25.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate maud 0.25.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maud 0.25.0
[INFO] finished tweaking crates.io crate maud 0.25.0
[INFO] tweaked toml for crates.io crate maud 0.25.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trybuild v1.0.88
[INFO] [stderr]   Downloaded traitobject v0.1.0
[INFO] [stderr]   Downloaded devise_core v0.2.1
[INFO] [stderr]   Downloaded devise_codegen v0.2.1
[INFO] [stderr]   Downloaded serde_fmt v1.0.3
[INFO] [stderr]   Downloaded local-waker v0.1.4
[INFO] [stderr]   Downloaded sval v2.11.0
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[INFO] [stderr]   Downloaded sval_serde v2.11.0
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[INFO] [stderr]   Downloaded sval_fmt v2.11.0
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[INFO] [stderr]   Downloaded hyper v0.10.16
[INFO] [stderr]   Downloaded actix-service v2.0.2
[INFO] [stderr]   Downloaded state v0.4.2
[INFO] [stderr]   Downloaded language-tags v0.3.2
[INFO] [stderr]   Downloaded actix-server v2.3.0
[INFO] [stderr]   Downloaded dissimilar v1.0.7
[INFO] [stderr]   Downloaded cookie v0.11.5
[INFO] [stderr]   Downloaded rocket_codegen v0.4.11
[INFO] [stderr]   Downloaded http-client v6.5.3
[INFO] [stderr]   Downloaded actix-router v0.5.2
[INFO] [stderr]   Downloaded bytestring v1.3.1
[INFO] [stderr]   Downloaded sval_buffer v2.11.0
[INFO] [stderr]   Downloaded sval_json v2.11.0
[INFO] [stderr]   Downloaded pear v0.1.5
[INFO] [stderr]   Downloaded sval_ref v2.11.0
[INFO] [stderr]   Downloaded value-bag-sval2 v1.4.3
[INFO] [stderr]   Downloaded rocket_http v0.4.11
[INFO] [stderr]   Downloaded actix-utils v3.0.1
[INFO] [stderr]   Downloaded local-channel v0.1.5
[INFO] [stderr]   Downloaded sval_dynamic v2.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a6121b169cdbf89778135d40dd33780bd86699c07eb80eedc36a51c1c18eb1c
[INFO] running `Command { std: "docker" "start" "-a" "7a6121b169cdbf89778135d40dd33780bd86699c07eb80eedc36a51c1c18eb1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a6121b169cdbf89778135d40dd33780bd86699c07eb80eedc36a51c1c18eb1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a6121b169cdbf89778135d40dd33780bd86699c07eb80eedc36a51c1c18eb1c", kill_on_drop: false }`
[INFO] [stdout] 7a6121b169cdbf89778135d40dd33780bd86699c07eb80eedc36a51c1c18eb1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 795566544a0e42d1927adb9c48801acb3d2bb4895ea8674a9ea30c46dd527d98
[INFO] running `Command { std: "docker" "start" "-a" "795566544a0e42d1927adb9c48801acb3d2bb4895ea8674a9ea30c46dd527d98", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling maud_macros v0.25.0
[INFO] [stderr]  Documenting maud v0.25.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.43s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/maud/index.html
[INFO] running `Command { std: "docker" "inspect" "795566544a0e42d1927adb9c48801acb3d2bb4895ea8674a9ea30c46dd527d98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "795566544a0e42d1927adb9c48801acb3d2bb4895ea8674a9ea30c46dd527d98", kill_on_drop: false }`
[INFO] [stdout] 795566544a0e42d1927adb9c48801acb3d2bb4895ea8674a9ea30c46dd527d98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30e694640a0a224f4443c3d10ae4654166dc4416be8aa955044c038b3430ff38
[INFO] running `Command { std: "docker" "start" "-a" "30e694640a0a224f4443c3d10ae4654166dc4416be8aa955044c038b3430ff38", kill_on_drop: false }`
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking value-bag v1.4.3
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]     Checking unicode-bidi v0.3.14
[INFO] [stderr]     Checking futures-lite v2.2.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.12
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking polyval v0.4.5
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]     Checking crypto-mac v0.10.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking async-lock v3.2.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking ghash v0.3.1
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking ctr v0.6.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking aes-gcm v0.8.0
[INFO] [stderr]     Checking hkdf v0.10.0
[INFO] [stderr]    Compiling pear_codegen v0.1.5
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking async-task v4.7.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking piper v0.2.1
[INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.1.5`
[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/pear_codegen-3c50d53726f714da/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Pear requires a 'dev' or 'nightly' version of rustc.
[INFO] [stderr]   Installed version: 1.75.0 (2023-12-21)
[INFO] [stderr]   Minimum required:  1.31.0-nightly (2018-10-05)
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pear_codegen-0.1.5/build.rs:24:13:
[INFO] [stderr]   Aborting compilation due to incompatible compiler.
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x560ab44d11ec - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x560ab44d11ec - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x560ab44d11ec - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x560ab44d11ec - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x560ab44f4760 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x560ab44f4760 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x560ab44cf18f - std::io::Write::write_fmt::h5fc9997dfe05f882
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stderr]      7:     0x560ab44d0fd4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x560ab44d0fd4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x560ab44d24e7 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stderr]     10:     0x560ab44d224f - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x560ab44d2968 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x560ab449ebfe - std::panicking::begin_panic::{{closure}}::ha068820b7528c9aa
[INFO] [stderr]     13:     0x560ab449ead6 - std::sys_common::backtrace::__rust_end_short_backtrace::ha362ef1a465f4006
[INFO] [stderr]     14:     0x560ab449eb77 - std::panicking::begin_panic::h9a4ef02872f12757
[INFO] [stderr]     15:     0x560ab44a277c - build_script_build::main::h5908249097349149
[INFO] [stderr]     16:     0x560ab449edb3 - core::ops::function::FnOnce::call_once::he128eafa90170762
[INFO] [stderr]     17:     0x560ab449eae6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2b929d692d36ea14
[INFO] [stderr]     18:     0x560ab449eb39 - std::rt::lang_start::{{closure}}::he7a1e5e2f019c18b
[INFO] [stderr]     19:     0x560ab44cbbd7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd95060ecd5e1ca24
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     20:     0x560ab44cbbd7 - std::panicking::try::do_call::h6e8cf51db32a6e4b
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stderr]     21:     0x560ab44cbbd7 - std::panicking::try::h3a52eefe24fe3c29
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stderr]     22:     0x560ab44cbbd7 - std::panic::catch_unwind::h24c28c23c02c3841
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stderr]     23:     0x560ab44cbbd7 - std::rt::lang_start_internal::{{closure}}::h705d3c9cbc06ef47
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:48
[INFO] [stderr]     24:     0x560ab44cbbd7 - std::panicking::try::do_call::ha21f52ba13158470
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x560ab44cbbd7 - std::panicking::try::h5581346bf6aeb1f8
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x560ab44cbbd7 - std::panic::catch_unwind::h7919645a6b72e25b
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stderr]     27:     0x560ab44cbbd7 - std::rt::lang_start_internal::h12de51168669836e
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:20
[INFO] [stderr]     28:     0x560ab449eb17 - std::rt::lang_start::h9759354375d27aec
[INFO] [stderr]     29:     0x560ab44a2cb5 - main
[INFO] [stderr]     30:     0x7f26ec3acd90 - <unknown>
[INFO] [stderr]     31:     0x7f26ec3ace40 - __libc_start_main
[INFO] [stderr]     32:     0x560ab449e925 - _start
[INFO] [stderr]     33:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "30e694640a0a224f4443c3d10ae4654166dc4416be8aa955044c038b3430ff38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30e694640a0a224f4443c3d10ae4654166dc4416be8aa955044c038b3430ff38", kill_on_drop: false }`
[INFO] [stdout] 30e694640a0a224f4443c3d10ae4654166dc4416be8aa955044c038b3430ff38
[INFO] documenting maud-0.25.0 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate maud 0.25.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate maud 0.25.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maud 0.25.0
[INFO] finished tweaking crates.io crate maud 0.25.0
[INFO] tweaked toml for crates.io crate maud 0.25.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28de7ab1a5f10f734fc9d685b9ddb756904587b482cfdcdbb505d5ed492c585d
[INFO] running `Command { std: "docker" "start" "-a" "28de7ab1a5f10f734fc9d685b9ddb756904587b482cfdcdbb505d5ed492c585d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28de7ab1a5f10f734fc9d685b9ddb756904587b482cfdcdbb505d5ed492c585d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28de7ab1a5f10f734fc9d685b9ddb756904587b482cfdcdbb505d5ed492c585d", kill_on_drop: false }`
[INFO] [stdout] 28de7ab1a5f10f734fc9d685b9ddb756904587b482cfdcdbb505d5ed492c585d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f03a79f75295554f5f39d1e74dbf3b7126639fd05f70d8116173defcb38208cf
[INFO] running `Command { std: "docker" "start" "-a" "f03a79f75295554f5f39d1e74dbf3b7126639fd05f70d8116173defcb38208cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling maud_macros v0.25.0
[INFO] [stderr]  Documenting maud v0.25.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.23s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/maud/index.html
[INFO] running `Command { std: "docker" "inspect" "f03a79f75295554f5f39d1e74dbf3b7126639fd05f70d8116173defcb38208cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f03a79f75295554f5f39d1e74dbf3b7126639fd05f70d8116173defcb38208cf", kill_on_drop: false }`
[INFO] [stdout] f03a79f75295554f5f39d1e74dbf3b7126639fd05f70d8116173defcb38208cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b949e3d709c62124b31570dacaf84c65e02bba759db7788ea9e0fa6307374d77
[INFO] running `Command { std: "docker" "start" "-a" "b949e3d709c62124b31570dacaf84c65e02bba759db7788ea9e0fa6307374d77", kill_on_drop: false }`
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking value-bag v1.4.3
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]     Checking unicode-bidi v0.3.14
[INFO] [stderr]     Checking futures-lite v2.2.0
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.12
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking crypto-mac v0.10.1
[INFO] [stderr]     Checking polyval v0.4.5
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking async-lock v3.2.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking ghash v0.3.1
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking ctr v0.6.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking aes-gcm v0.8.0
[INFO] [stderr]     Checking hkdf v0.10.0
[INFO] [stderr]    Compiling pear_codegen v0.1.5
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking async-task v4.7.0
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.1.5`
[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/pear_codegen-f4722b7c41143dcf/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Pear requires a 'dev' or 'nightly' version of rustc.
[INFO] [stderr]   Installed version: 1.76.0 (2023-12-21)
[INFO] [stderr]   Minimum required:  1.31.0-nightly (2018-10-05)
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pear_codegen-0.1.5/build.rs:24:13:
[INFO] [stderr]   Aborting compilation due to incompatible compiler.
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55b1f245f746 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x55b1f245f746 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55b1f245f746 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55b1f245f746 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55b1f2481fc0 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55b1f2481fc0 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55b1f245d77f - std::io::Write::write_fmt::hfead1eee52c2e65e
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stderr]      7:     0x55b1f245f524 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55b1f245f524 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55b1f2460a87 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stderr]     10:     0x55b1f24607e9 - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55b1f2460f18 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55b1f242cbee - std::panicking::begin_panic::{{closure}}::hd2280cbd91ffffff
[INFO] [stderr]     13:     0x55b1f242cad6 - std::sys_common::backtrace::__rust_end_short_backtrace::h7eb2567155de196e
[INFO] [stderr]     14:     0x55b1f242cb77 - std::panicking::begin_panic::h15b39f9369c08440
[INFO] [stderr]     15:     0x55b1f243075c - build_script_build::main::hc5da7cef79810964
[INFO] [stderr]     16:     0x55b1f242cd63 - core::ops::function::FnOnce::call_once::h77b31f9bcbc0f4f9
[INFO] [stderr]     17:     0x55b1f242cae6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h1fd5f827b6f8bcb4
[INFO] [stderr]     18:     0x55b1f242cb39 - std::rt::lang_start::{{closure}}::h1f13c9cee30ba451
[INFO] [stderr]     19:     0x55b1f2459f31 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h4eb4c5e1620f29b0
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     20:     0x55b1f2459f31 - std::panicking::try::do_call::h73fd26535faffcdf
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stderr]     21:     0x55b1f2459f31 - std::panicking::try::h77ff1d98f0fb9f39
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stderr]     22:     0x55b1f2459f31 - std::panic::catch_unwind::hab3caf2448b95e37
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stderr]     23:     0x55b1f2459f31 - std::rt::lang_start_internal::{{closure}}::h8086711f9c783f78
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/rt.rs:148:48
[INFO] [stderr]     24:     0x55b1f2459f31 - std::panicking::try::do_call::hf920d4dc291cd6ca
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x55b1f2459f31 - std::panicking::try::h2b806ccc0a85db74
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x55b1f2459f31 - std::panic::catch_unwind::h038489539c507df2
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stderr]     27:     0x55b1f2459f31 - std::rt::lang_start_internal::h28503b88912e8a5c
[INFO] [stderr]                                  at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/rt.rs:148:20
[INFO] [stderr]     28:     0x55b1f242cb17 - std::rt::lang_start::hc9e249650689b1c6
[INFO] [stderr]     29:     0x55b1f2430c85 - main
[INFO] [stderr]     30:     0x7ff1629bdd90 - <unknown>
[INFO] [stderr]     31:     0x7ff1629bde40 - __libc_start_main
[INFO] [stderr]     32:     0x55b1f242c925 - _start
[INFO] [stderr]     33:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b949e3d709c62124b31570dacaf84c65e02bba759db7788ea9e0fa6307374d77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b949e3d709c62124b31570dacaf84c65e02bba759db7788ea9e0fa6307374d77", kill_on_drop: false }`
[INFO] [stdout] b949e3d709c62124b31570dacaf84c65e02bba759db7788ea9e0fa6307374d77
