[INFO] cloning repository https://github.com/zyansheep/dither-onion-router
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zyansheep/dither-onion-router" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzyansheep%2Fdither-onion-router", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzyansheep%2Fdither-onion-router'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ac49fbf4e329993eed0cca39a5320b5eff07d92
[INFO] documenting zyansheep/dither-onion-router against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzyansheep%2Fdither-onion-router" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zyansheep/dither-onion-router on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zyansheep/dither-onion-router
[INFO] finished tweaking git repo https://github.com/zyansheep/dither-onion-router
[INFO] tweaked toml for git repo https://github.com/zyansheep/dither-onion-router written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/zyansheep/dither-onion-router already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08631fd052d108ec96f8d6d3e2f175bfdda4c57b249e380a149a7b22fecf934d
[INFO] running `Command { std: "docker" "start" "-a" "08631fd052d108ec96f8d6d3e2f175bfdda4c57b249e380a149a7b22fecf934d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08631fd052d108ec96f8d6d3e2f175bfdda4c57b249e380a149a7b22fecf934d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08631fd052d108ec96f8d6d3e2f175bfdda4c57b249e380a149a7b22fecf934d", kill_on_drop: false }`
[INFO] [stdout] 08631fd052d108ec96f8d6d3e2f175bfdda4c57b249e380a149a7b22fecf934d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b648531c7d085d49cca1e8517e1c2c123550bb434d92109629723d9445cbf6ef
[INFO] running `Command { std: "docker" "start" "-a" "b648531c7d085d49cca1e8517e1c2c123550bb434d92109629723d9445cbf6ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling priority-queue v1.1.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling slotmap v1.0.2
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking vpsearch v2.0.1
[INFO] [stderr]     Checking matrixmultiply v0.3.0
[INFO] [stderr]     Checking plotters-svg v0.3.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking fancy-regex v0.5.0
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling pathfinder_simd v0.5.0
[INFO] [stderr]     Checking freetype v0.4.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking error-chain v0.12.4
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking ta v0.4.0
[INFO] [stderr]     Checking plotters-bitmap v0.3.0
[INFO] [stderr]     Checking pathfinder_geometry v0.5.1
[INFO] [stderr]     Checking permutation_iterator v0.1.2
[INFO] [stderr]     Checking font-kit v0.7.1
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking bincode v1.3.2
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking bimap v0.6.0
[INFO] [stderr]     Checking simba v0.4.0
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking nalgebra v0.25.3
[INFO] [stderr]  Documenting dbr-sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(drain_filter)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(backtrace)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(try_blocks)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `dbr-sim`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name dbr_sim src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=b8cdbabca144280b -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-6808c641dae77bd3.rmeta --extern bimap=/opt/rustwide/target/debug/deps/libbimap-f0f638d34db7ecaa.rmeta --extern bincode=/opt/rustwide/target/debug/deps/libbincode-c9744c2ec1ed1fb2.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-de63b5279be8a244.rmeta --extern csv=/opt/rustwide/target/debug/deps/libcsv-e20d5c503c4c0208.rmeta --extern derivative=/opt/rustwide/target/debug/deps/libderivative-aa0be54cb4893954.so --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-6569a467499d034e.rmeta --extern fancy_regex=/opt/rustwide/target/debug/deps/libfancy_regex-0d3fe6420afe535b.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-250758b0906e1967.rmeta --extern nalgebra=/opt/rustwide/target/debug/deps/libnalgebra-39ec80010fe40e63.rmeta --extern permutation_iterator=/opt/rustwide/target/debug/deps/libpermutation_iterator-a388ba359cc2560b.rmeta --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-43be15ab61eb6c1d.rmeta --extern plotters=/opt/rustwide/target/debug/deps/libplotters-364b477a27d5e17e.rmeta --extern priority_queue=/opt/rustwide/target/debug/deps/libpriority_queue-fe3a8ab89dc30ff0.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-bd389c7f4cc89b46.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-039913af7e5e8322.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-14ce5355d2ea470c.rmeta --extern slotmap=/opt/rustwide/target/debug/deps/libslotmap-2c4020c8f0077c15.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-6a444e5ba8186434.rmeta --extern ta=/opt/rustwide/target/debug/deps/libta-055943462e1c42af.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-ffb5dc21a01a3efa.rmeta --extern vpsearch=/opt/rustwide/target/debug/deps/libvpsearch-5ccd6e523d772c4b.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b648531c7d085d49cca1e8517e1c2c123550bb434d92109629723d9445cbf6ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b648531c7d085d49cca1e8517e1c2c123550bb434d92109629723d9445cbf6ef", kill_on_drop: false }`
[INFO] [stdout] b648531c7d085d49cca1e8517e1c2c123550bb434d92109629723d9445cbf6ef