[INFO] cloning repository https://github.com/ximon18/donkey-mule-horse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ximon18/donkey-mule-horse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fximon18%2Fdonkey-mule-horse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fximon18%2Fdonkey-mule-horse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9dd8ff5d8f438b03559ee90306bb7eae2e649134
[INFO] documenting ximon18/donkey-mule-horse against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fximon18%2Fdonkey-mule-horse" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ximon18/donkey-mule-horse on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ximon18/donkey-mule-horse
[INFO] finished tweaking git repo https://github.com/ximon18/donkey-mule-horse
[INFO] tweaked toml for git repo https://github.com/ximon18/donkey-mule-horse written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/ximon18/donkey-mule-horse already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/NLnetLabs/rotonda-store.git`
[INFO] [stderr]     Updating git repository `https://github.com/NLnetLabs/try-tries-and-trees`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ip_network_table-deps-treebitmap v0.5.0
[INFO] [stderr]   Downloaded time-graph-macros v0.1.0
[INFO] [stderr]   Downloaded ptree v0.4.0
[INFO] [stderr]   Downloaded time-graph v0.1.3
[INFO] [stderr]   Downloaded ip_network v0.4.1
[INFO] [stderr]   Downloaded ip_network_table v0.2.0
[INFO] [stderr]   Downloaded term-table v1.3.2
[INFO] [stderr]   Downloaded shrust v0.0.7
[INFO] [stderr]   Downloaded routecore v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5866a571340d95e354f2ea264c0c0a0fa5f926a1a0e1cbc2c1d5961bb25b857f
[INFO] running `Command { std: "docker" "start" "-a" "5866a571340d95e354f2ea264c0c0a0fa5f926a1a0e1cbc2c1d5961bb25b857f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5866a571340d95e354f2ea264c0c0a0fa5f926a1a0e1cbc2c1d5961bb25b857f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5866a571340d95e354f2ea264c0c0a0fa5f926a1a0e1cbc2c1d5961bb25b857f", kill_on_drop: false }`
[INFO] [stdout] 5866a571340d95e354f2ea264c0c0a0fa5f926a1a0e1cbc2c1d5961bb25b857f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ffab3be7f5c55664493bfe62d2005839149e017f5277412ceb52d46bb0a25a7c
[INFO] running `Command { std: "docker" "start" "-a" "ffab3be7f5c55664493bfe62d2005839149e017f5277412ceb52d46bb0a25a7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde_derive v1.0.131
[INFO] [stderr]    Compiling serde v1.0.131
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking fixedbitset v0.4.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking array-init v2.0.0
[INFO] [stderr]     Checking ip_network_table-deps-treebitmap v0.5.0
[INFO] [stderr]     Checking raw-cpuid v10.2.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking tint v1.0.1
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking bitvec v0.20.4
[INFO] [stderr]     Checking lexical-core v0.7.6
[INFO] [stderr]     Checking ip_network_table v0.2.0
[INFO] [stderr]    Compiling rotonda-store v0.3.0-dev (https://github.com/NLnetLabs/rotonda-store.git?rev=6dce6a7e6d0675bb14dc33afd962f8c429d7b6b4#6dce6a7e)
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking directories v4.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking quanta v0.9.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking ordered-float v2.8.0
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking term-table v1.3.2
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]    Compiling time-graph-macros v0.1.0
[INFO] [stderr]     Checking time-graph v0.1.3
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_json v1.0.73
[INFO] [stderr]     Checking routecore v0.1.0
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking config v0.11.0
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking ptree v0.4.0
[INFO] [stderr]     Checking shrust v0.0.7
[INFO] [stderr]     Checking trie v0.1.0 (https://github.com/NLnetLabs/try-tries-and-trees#3b993a2a)
[INFO] [stderr]  Documenting donkey-mule-horse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(generic_const_exprs)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `generic_const_exprs` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(generic_const_exprs)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]   = note: see issue #76560 <https://github.com/rust-lang/rust/issues/76560> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `donkey-mule-horse`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name donkey_mule_horse src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=cb7c29779da33f9d -L dependency=/opt/rustwide/target/debug/deps --extern ip_network=/opt/rustwide/target/debug/deps/libip_network-ed009e76802ba13b.rmeta --extern ip_network_table=/opt/rustwide/target/debug/deps/libip_network_table-d8bd8684c8a7ff51.rmeta --extern num_format=/opt/rustwide/target/debug/deps/libnum_format-e43e3047ed69c58a.rmeta --extern ptree=/opt/rustwide/target/debug/deps/libptree-74f3f0d27e1845bf.rmeta --extern rotonda_store=/opt/rustwide/target/debug/deps/librotonda_store-a5cb240e66a91124.rmeta --extern routecore=/opt/rustwide/target/debug/deps/libroutecore-ca84f0d6b6475868.rmeta --extern time_graph=/opt/rustwide/target/debug/deps/libtime_graph-d7ce7968fb401995.rmeta --extern trie=/opt/rustwide/target/debug/deps/libtrie-7e37ba49522afb7f.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "ffab3be7f5c55664493bfe62d2005839149e017f5277412ceb52d46bb0a25a7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffab3be7f5c55664493bfe62d2005839149e017f5277412ceb52d46bb0a25a7c", kill_on_drop: false }`
[INFO] [stdout] ffab3be7f5c55664493bfe62d2005839149e017f5277412ceb52d46bb0a25a7c