[INFO] cloning repository https://github.com/leoleoasd/tsp_sa_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leoleoasd/tsp_sa_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleoleoasd%2Ftsp_sa_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleoleoasd%2Ftsp_sa_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 851acba33b1d85fa67b176247c282d7a4f83620f
[INFO] documenting leoleoasd/tsp_sa_rust 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%2Fleoleoasd%2Ftsp_sa_rust" "/workspace/builds/worker-38/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-38/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/leoleoasd/tsp_sa_rust 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/leoleoasd/tsp_sa_rust
[INFO] finished tweaking git repo https://github.com/leoleoasd/tsp_sa_rust
[INFO] tweaked toml for git repo https://github.com/leoleoasd/tsp_sa_rust written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate git repo https://github.com/leoleoasd/tsp_sa_rust 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]  Downloading crates ...
[INFO] [stderr]   Downloaded permutation_iterator v0.1.2
[INFO] [stderr]   Downloaded rand_distr v0.2.2
[INFO] [stderr]   Downloaded subprocess v0.2.8
[INFO] [stderr]   Downloaded itermore v0.1.0
[INFO] [stderr]   Downloaded text_io v0.1.9
[INFO] [stderr]   Downloaded imageproc v0.22.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] [stdout] b058463ce773fc089239216b8fdbb05e9c79c074e1873aa94d6d797ff9c1fa4e
[INFO] running `Command { std: "docker" "start" "-a" "b058463ce773fc089239216b8fdbb05e9c79c074e1873aa94d6d797ff9c1fa4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b058463ce773fc089239216b8fdbb05e9c79c074e1873aa94d6d797ff9c1fa4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b058463ce773fc089239216b8fdbb05e9c79c074e1873aa94d6d797ff9c1fa4e", kill_on_drop: false }`
[INFO] [stdout] b058463ce773fc089239216b8fdbb05e9c79c074e1873aa94d6d797ff9c1fa4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] [stdout] 2ab67a6b55c72e1a3f34e3601ae65d6505e23f614ea716371258d60e37a1795f
[INFO] running `Command { std: "docker" "start" "-a" "2ab67a6b55c72e1a3f34e3601ae65d6505e23f614ea716371258d60e37a1795f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.5
[INFO] [stderr]     Checking fixedbitset v0.4.0
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking text_io v0.1.9
[INFO] [stderr]     Checking itermore v0.1.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking subprocess v0.2.8
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking console v0.15.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking permutation_iterator v0.1.2
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking imageproc v0.22.0
[INFO] [stderr]  Documenting tsp_sa v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tsp_sa v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/bin/sa.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(trait_upcasting)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `trait_upcasting` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/bin/sa.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(trait_upcasting)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]   = note: see issue #65991 <https://github.com/rust-lang/rust/issues/65991> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/bin/sa.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let mut i = (TemperatureIterator {
[INFO] [stdout]    |                 ^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     });
[INFO] [stdout]    |      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 ~     let mut i = TemperatureIterator {
[INFO] [stdout] 46 |         start: 500f64,
[INFO] [stdout] 47 |         end: 1e-5,
[INFO] [stdout] 48 |         q: 1.0 - 1e-4,
[INFO] [stdout] 49 ~     };
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `tsp_sa`
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name simulated_annealing src/bin/sa.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e41cf1229a12506c -L dependency=/opt/rustwide/target/debug/deps --extern fixedbitset=/opt/rustwide/target/debug/deps/libfixedbitset-153a1ed08f540a30.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-ab821efbf15e4abc.rmeta --extern imageproc=/opt/rustwide/target/debug/deps/libimageproc-8b80fb917c46732a.rmeta --extern indicatif=/opt/rustwide/target/debug/deps/libindicatif-2b72aba7aeabe781.rmeta --extern itermore=/opt/rustwide/target/debug/deps/libitermore-77151ca46ded874a.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-768244cffa2ddad5.rmeta --extern permutation_iterator=/opt/rustwide/target/debug/deps/libpermutation_iterator-da23a261949a733a.rmeta --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-1c9852d083bf455b.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-42f7f9f9d57b1356.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-80292dd4ea8dd08d.rmeta --extern subprocess=/opt/rustwide/target/debug/deps/libsubprocess-003f84e5ccdd44dc.rmeta --extern text_io=/opt/rustwide/target/debug/deps/libtext_io-3e1ee21fa9d0bcb4.rmeta --extern tsp_sa=/opt/rustwide/target/debug/deps/libtsp_sa-7be860e86dfce7e1.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2ab67a6b55c72e1a3f34e3601ae65d6505e23f614ea716371258d60e37a1795f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ab67a6b55c72e1a3f34e3601ae65d6505e23f614ea716371258d60e37a1795f", kill_on_drop: false }`
[INFO] [stdout] 2ab67a6b55c72e1a3f34e3601ae65d6505e23f614ea716371258d60e37a1795f