[INFO] cloning repository https://github.com/lgarczyn/ImproVe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lgarczyn/ImproVe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flgarczyn%2FImproVe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flgarczyn%2FImproVe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4bf05c5fe012f93960952d7c0922aa4c8091d241
[INFO] documenting lgarczyn/ImproVe 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%2Flgarczyn%2FImproVe" "/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/lgarczyn/ImproVe 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/lgarczyn/ImproVe
[INFO] finished tweaking git repo https://github.com/lgarczyn/ImproVe
[INFO] tweaked toml for git repo https://github.com/lgarczyn/ImproVe written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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 phf_macros v0.9.0
[INFO] [stderr]   Downloaded enum-iterator v1.1.1
[INFO] [stderr]   Downloaded enum-iterator-derive v1.0.0
[INFO] [stderr]   Downloaded phf_generator v0.9.1
[INFO] [stderr]   Downloaded transpose v0.2.1
[INFO] [stderr]   Downloaded phf_shared v0.9.0
[INFO] [stderr]   Downloaded phf v0.9.0
[INFO] [stderr]   Downloaded palette v0.6.0
[INFO] [stderr]   Downloaded rustfft v6.0.1
[INFO] [stderr]   Downloaded noisy_float v0.2.0
[INFO] [stderr]   Downloaded palette_derive v0.6.0
[INFO] [stderr]   Downloaded primal-check v0.3.1
[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" "+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] 6b1dc0d8cd30e073cbb8121c0af95d3923edbb6ca3538352c94386e092894481
[INFO] running `Command { std: "docker" "start" "-a" "6b1dc0d8cd30e073cbb8121c0af95d3923edbb6ca3538352c94386e092894481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b1dc0d8cd30e073cbb8121c0af95d3923edbb6ca3538352c94386e092894481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b1dc0d8cd30e073cbb8121c0af95d3923edbb6ca3538352c94386e092894481", kill_on_drop: false }`
[INFO] [stdout] 6b1dc0d8cd30e073cbb8121c0af95d3923edbb6ca3538352c94386e092894481
[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" "+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] 0276fd840cdfe2ac9907033cf60a12cf71d35389f8a5a93ff34ab092cd6e49c6
[INFO] running `Command { std: "docker" "start" "-a" "0276fd840cdfe2ac9907033cf60a12cf71d35389f8a5a93ff34ab092cd6e49c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling palette v0.6.0
[INFO] [stderr]     Checking strength_reduce v0.2.3
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling phf_shared v0.9.0
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking indexmap v1.8.2
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling find-crate v0.6.3
[INFO] [stderr]    Compiling phf_generator v0.9.1
[INFO] [stderr]     Checking num-complex v0.4.1
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking noisy_float v0.2.0
[INFO] [stderr]     Checking primal-check v0.3.1
[INFO] [stderr]     Checking transpose v0.2.1
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rustfft v6.0.1
[INFO] [stderr]    Compiling phf_macros v0.9.0
[INFO] [stderr]    Compiling palette_derive v0.6.0
[INFO] [stderr]    Compiling enum-iterator-derive v1.0.0
[INFO] [stderr]     Checking enum-iterator v1.1.1
[INFO] [stderr]     Checking phf v0.9.0
[INFO] [stderr]  Documenting improve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `rustfft::FFTplanner`
[INFO] [stdout]   --> src/fourier.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rustfft::FFTplanner;
[INFO] [stdout]    |     ^^^^^^^^^----------
[INFO] [stdout]    |     |        |
[INFO] [stdout]    |     |        help: a similar name exists in the module: `FftPlanner`
[INFO] [stdout]    |     no `FFTplanner` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `enum_iterator::IntoEnumIterator`
[INFO] [stdout]  --> src/notes.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use enum_iterator::IntoEnumIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `IntoEnumIterator` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the derive macro `IntoEnumIterator`
[INFO] [stdout]  --> src/notes.rs:5:41
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Copy, Clone, Debug, PartialEq, IntoEnumIterator)]
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `improve`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name improve src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b9578dc55a3fd8f9 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-8d55f87b04acb998.rmeta --extern enum_iterator=/opt/rustwide/target/debug/deps/libenum_iterator-ba54903c6fa0a9c9.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-c3e915a3b5e36158.rmeta --extern noisy_float=/opt/rustwide/target/debug/deps/libnoisy_float-ac54bdc7e970e84d.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-881ce0f8723e0e2d.rmeta --extern palette=/opt/rustwide/target/debug/deps/libpalette-65f21cf8e8fc3fb5.rmeta --extern rustfft=/opt/rustwide/target/debug/deps/librustfft-1f821307caa59b41.rmeta --extern sdl2=/opt/rustwide/target/debug/deps/libsdl2-a619b2f21e7daf3f.rmeta --extern termion=/opt/rustwide/target/debug/deps/libtermion-ccf6d9e10480801d.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "0276fd840cdfe2ac9907033cf60a12cf71d35389f8a5a93ff34ab092cd6e49c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0276fd840cdfe2ac9907033cf60a12cf71d35389f8a5a93ff34ab092cd6e49c6", kill_on_drop: false }`
[INFO] [stdout] 0276fd840cdfe2ac9907033cf60a12cf71d35389f8a5a93ff34ab092cd6e49c6