[INFO] fetching crate nnv-rs 0.6.1...
[INFO] documenting nnv-rs-0.6.1 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate nnv-rs 0.6.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate nnv-rs 0.6.1 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nnv-rs 0.6.1
[INFO] finished tweaking crates.io crate nnv-rs 0.6.1
[INFO] tweaked toml for crates.io crate nnv-rs 0.6.1 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" "+1.76.0" "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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cstr-enum-derive v0.1.0
[INFO] [stderr]   Downloaded typemap-ors v1.0.0
[INFO] [stderr]   Downloaded unsafe-any-ors v1.0.0
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[INFO] [stderr]   Downloaded typetag v0.1.8
[INFO] [stderr]   Downloaded grb-macro v0.1.0
[INFO] [stderr]   Downloaded noisy_float v0.2.0
[INFO] [stderr]   Downloaded erased-serde v0.3.31
[INFO] [stderr]   Downloaded grb-sys2 v0.1.1
[INFO] [stderr]   Downloaded intel-mkl-src v0.6.0+mkl2020.1
[INFO] [stderr]   Downloaded blas-src v0.8.0
[INFO] [stderr]   Downloaded hootbin v0.1.1
[INFO] [stderr]   Downloaded nalgebra-macros v0.1.0
[INFO] [stderr]   Downloaded coin_cbc_sys v0.1.2
[INFO] [stderr]   Downloaded str_stack v0.1.0
[INFO] [stderr]   Downloaded dyn-clone v1.0.16
[INFO] [stderr]   Downloaded rgb v0.8.37
[INFO] [stderr]   Downloaded findshlibs v0.10.2
[INFO] [stderr]   Downloaded symbolic-common v8.8.0
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[INFO] [stderr]   Downloaded log4rs v1.3.0
[INFO] [stderr]   Downloaded zstd-sys v1.4.18+zstd.1.4.7
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[INFO] [stderr]   Downloaded symbolic-demangle v8.8.0
[INFO] [stderr]   Downloaded ureq v2.9.5
[INFO] [stderr]   Downloaded ndarray-linalg v0.14.1
[INFO] [stderr]   Downloaded argmin v0.5.1
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[INFO] [stderr]   Downloaded quick-xml v0.26.0
[INFO] [stderr]   Downloaded grb v1.3.0
[INFO] [stderr]   Downloaded intel-mkl-tool v0.2.0+mkl2020.1
[INFO] [stderr]   Downloaded truncnorm v0.5.1
[INFO] [stderr]   Downloaded statrs v0.15.0
[INFO] [stderr]   Downloaded rand_distr v0.4.3
[INFO] [stderr]   Downloaded inferno v0.11.19
[INFO] [stderr]   Downloaded nix v0.23.2
[INFO] [stderr]   Downloaded matrixmultiply v0.3.8
[INFO] [stderr]   Downloaded nalgebra v0.27.1
[INFO] [stderr]   Downloaded slog v2.7.0
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[INFO] [stderr]   Downloaded hoot v0.1.3
[INFO] [stderr]   Downloaded zstd v0.5.4+zstd.1.4.7
[INFO] [stderr]   Downloaded num v0.4.1
[INFO] [stderr]   Downloaded ndarray-stats v0.5.1
[INFO] [stderr]   Downloaded rustls-native-certs v0.7.0
[INFO] [stderr]   Downloaded dirs v2.0.2
[INFO] [stderr]   Downloaded slog-async v2.8.0
[INFO] [stderr]   Downloaded good_lp v1.7.0
[INFO] [stderr]   Downloaded lapack v0.18.0
[INFO] [stderr]   Downloaded ndarray-rand v0.14.0
[INFO] [stderr]   Downloaded debugid v0.7.3
[INFO] [stderr]   Downloaded slog-json v2.6.1
[INFO] [stderr]   Downloaded lapack-sys v0.12.1
[INFO] [stderr]   Downloaded rustls-pki-types v1.3.0
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[INFO] [stderr]   Downloaded openblas-build v0.10.9
[INFO] [stderr]   Downloaded simba v0.5.1
[INFO] [stderr]   Downloaded zstd-safe v2.0.6+zstd.1.4.7
[INFO] [stderr]   Downloaded lax v0.2.0
[INFO] [stderr]   Downloaded inventory v0.2.3
[INFO] [stderr]   Downloaded destructure_traitobject v0.2.0
[INFO] [stderr]   Downloaded shh v1.0.1
[INFO] [stderr]   Downloaded cstr-enum v1.0.0
[INFO] [stderr]   Downloaded log-mdc v0.1.0
[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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48d7a8296c5f342749e8fa8d549059d04f09fe1e0bd8c047a0f7d3604f72ba85
[INFO] running `Command { std: "docker" "start" "-a" "48d7a8296c5f342749e8fa8d549059d04f09fe1e0bd8c047a0f7d3604f72ba85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48d7a8296c5f342749e8fa8d549059d04f09fe1e0bd8c047a0f7d3604f72ba85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48d7a8296c5f342749e8fa8d549059d04f09fe1e0bd8c047a0f7d3604f72ba85", kill_on_drop: false }`
[INFO] [stdout] 48d7a8296c5f342749e8fa8d549059d04f09fe1e0bd8c047a0f7d3604f72ba85
[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" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa1c1f81ca6c04175530bc8c44e1ff90af41d559204ed234ca4b50d65d802187
[INFO] running `Command { std: "docker" "start" "-a" "aa1c1f81ca6c04175530bc8c44e1ff90af41d559204ed234ca4b50d65d802187", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling libloading v0.8.1
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling clang-sys v1.7.0
[INFO] [stderr]     Checking lapack-sys v0.12.1
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling slog-async v2.8.0
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking destructure_traitobject v0.2.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.11
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking unsafe-any-ors v1.0.0
[INFO] [stderr]     Checking lock_api v0.4.11
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking unsafe-libyaml v0.2.10
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking typemap-ors v1.0.0
[INFO] [stderr]     Checking thread-id v4.2.1
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking shh v1.0.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking noisy_float v0.2.0
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking more-asserts v0.2.2
[INFO] [stderr]     Checking dyn-clone v1.0.16
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling ghost v0.1.17
[INFO] [stderr]     Checking slog-term v2.9.0
[INFO] [stderr]     Checking thiserror v1.0.57
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling typetag-impl v0.1.8
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking inventory v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking serde_json v1.0.113
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking erased-serde v0.3.31
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking serde_yaml v0.9.31
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling truncnorm v0.5.1
[INFO] [stderr]     Checking typetag v0.1.8
[INFO] [stderr]     Checking slog-json v2.6.1
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking log4rs v1.3.0
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking cauchy v0.4.0
[INFO] [stderr]     Checking lapack v0.18.0
[INFO] [stderr]     Checking simba v0.5.1
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking lax v0.2.0
[INFO] [stderr]     Checking ndarray-linalg v0.14.1
[INFO] [stderr]     Checking ndarray-rand v0.14.0
[INFO] [stderr]     Checking ndarray-stats v0.5.1
[INFO] [stderr]     Checking argmin v0.5.1
[INFO] [stderr]     Checking nalgebra v0.27.1
[INFO] [stderr]     Checking statrs v0.15.0
[INFO] [stderr]  Documenting nnv-rs v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `nnv-rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name nnv_rs src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=c072b9616a6e3ed0 -L dependency=/opt/rustwide/target/debug/deps --extern approx=/opt/rustwide/target/debug/deps/libapprox-55609cc9603543d6.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-b2566a54442c411f.rmeta --extern dyn_clone=/opt/rustwide/target/debug/deps/libdyn_clone-c1353a6a39ca7b22.rmeta --extern float_cmp=/opt/rustwide/target/debug/deps/libfloat_cmp-4f95c491695f7f94.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d40f6d0edd1769a8.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-c9e07d15316f9709.rmeta --extern log4rs=/opt/rustwide/target/debug/deps/liblog4rs-db45e0e3886294fd.rmeta --extern more_asserts=/opt/rustwide/target/debug/deps/libmore_asserts-a2e46111a1d23275.rmeta --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-ca55cb942265a9be.rmeta --extern ndarray_linalg=/opt/rustwide/target/debug/deps/libndarray_linalg-8f9dcb7d9a3aacc6.rmeta --extern ndarray_rand=/opt/rustwide/target/debug/deps/libndarray_rand-9bcc31eca4c7fa4e.rmeta --extern ndarray_stats=/opt/rustwide/target/debug/deps/libndarray_stats-d8c8d3da2bc4ce53.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-e8805a5569fe6ca5.rmeta --extern ordered_float=/opt/rustwide/target/debug/deps/libordered_float-340a63ffe998b587.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-cece4bafe9cf7c1a.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-a9db3b9e3b638623.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-87d36be9228fde44.rmeta --extern shh=/opt/rustwide/target/debug/deps/libshh-f6b56d3a7fb1e2da.rmeta --extern truncnorm=/opt/rustwide/target/debug/deps/libtruncnorm-ace2870ad32265fd.rmeta --extern typetag=/opt/rustwide/target/debug/deps/libtypetag-471c60471303ca0a.rmeta --cap-lints=warn --crate-version 0.6.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "aa1c1f81ca6c04175530bc8c44e1ff90af41d559204ed234ca4b50d65d802187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa1c1f81ca6c04175530bc8c44e1ff90af41d559204ed234ca4b50d65d802187", kill_on_drop: false }`
[INFO] [stdout] aa1c1f81ca6c04175530bc8c44e1ff90af41d559204ed234ca4b50d65d802187
