[INFO] fetching crate mdbook-tectonic 0.3.0-beta.4...
[INFO] testing mdbook-tectonic-0.3.0-beta.4 against nightly-2024-10-28+rustflags=-Zrandomize-layout for randomize-layout
[INFO] extracting crate mdbook-tectonic 0.3.0-beta.4 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate mdbook-tectonic 0.3.0-beta.4 on toolchain nightly-2024-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdbook-tectonic 0.3.0-beta.4
[INFO] finished tweaking crates.io crate mdbook-tectonic 0.3.0-beta.4
[INFO] tweaked toml for crates.io crate mdbook-tectonic 0.3.0-beta.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate mdbook-tectonic 0.3.0-beta.4 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" "+nightly-2024-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bb9bd3e04fc0e049ca2de88c6367a95cfecd20f6da8affad6aede0f743a3ff7
[INFO] running `Command { std: "docker" "start" "-a" "4bb9bd3e04fc0e049ca2de88c6367a95cfecd20f6da8affad6aede0f743a3ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bb9bd3e04fc0e049ca2de88c6367a95cfecd20f6da8affad6aede0f743a3ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bb9bd3e04fc0e049ca2de88c6367a95cfecd20f6da8affad6aede0f743a3ff7", kill_on_drop: false }`
[INFO] [stdout] 4bb9bd3e04fc0e049ca2de88c6367a95cfecd20f6da8affad6aede0f743a3ff7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Zrandomize-layout" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57e619ef63807f3d76f4c2106700fcfa481b663f1078df749654ff59baa079d2
[INFO] running `Command { std: "docker" "start" "-a" "57e619ef63807f3d76f4c2106700fcfa481b663f1078df749654ff59baa079d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling serde_derive v1.0.150
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling serde v1.0.150
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling bytemuck v1.12.3
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]    Compiling xmlparser v0.13.5
[INFO] [stderr]    Compiling strict-num v0.1.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling miniz_oxide v0.5.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling roxmltree v0.15.1
[INFO] [stderr]    Compiling rustix v0.36.5
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "57e619ef63807f3d76f4c2106700fcfa481b663f1078df749654ff59baa079d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57e619ef63807f3d76f4c2106700fcfa481b663f1078df749654ff59baa079d2", kill_on_drop: false }`
[INFO] [stdout] 57e619ef63807f3d76f4c2106700fcfa481b663f1078df749654ff59baa079d2
