[INFO] fetching crate rustlearn 0.5.0...
[INFO] documenting rustlearn-0.5.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate rustlearn 0.5.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate rustlearn 0.5.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustlearn 0.5.0
[INFO] finished tweaking crates.io crate rustlearn 0.5.0
[INFO] tweaked toml for crates.io crate rustlearn 0.5.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded csv v0.14.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 687d286ae103ebdf74c1e46ca29be044ca112d2a7b8c68af2ddd88a4ed3003b9
[INFO] running `Command { std: "docker" "start" "-a" "687d286ae103ebdf74c1e46ca29be044ca112d2a7b8c68af2ddd88a4ed3003b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "687d286ae103ebdf74c1e46ca29be044ca112d2a7b8c68af2ddd88a4ed3003b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "687d286ae103ebdf74c1e46ca29be044ca112d2a7b8c68af2ddd88a4ed3003b9", kill_on_drop: false }`
[INFO] [stdout] 687d286ae103ebdf74c1e46ca29be044ca112d2a7b8c68af2ddd88a4ed3003b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e571104649395ce7102e209ab0075967590d6806e2b8f28e0ee1d0e770dd6e8
[INFO] running `Command { std: "docker" "start" "-a" "3e571104649395ce7102e209ab0075967590d6806e2b8f28e0ee1d0e770dd6e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling rustlearn v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `gcc::Config`: gcc::Config has been renamed to gcc::Build
[INFO] [stdout]  --> build.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |     gcc::Config::new()
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gcc::Build::new`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 |     gcc::Config::new()
[INFO] [stdout]   |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: dependencies/libsvm/svm.cpp: In function 'void print_string_stdout(const char*)':
[INFO] [stderr] warning: dependencies/libsvm/svm.cpp:41:45: warning: unused parameter 's' [-Wunused-parameter]
[INFO] [stderr] warning:    41 | static void print_string_stdout(const char *s)
[INFO] [stderr] warning:       |                                 ~~~~~~~~~~~~^
[INFO] [stderr]  Documenting rustlearn v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `C_SVC` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     C_SVC,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to upper camel case: `CSvc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NU_SVC` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     NU_SVC,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `NuSvc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ONE_CLASS` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     ONE_CLASS,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to upper camel case: `OneClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `EPSILON_SVR` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     EPSILON_SVR,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `EpsilonSvr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NU_SVR` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     NU_SVR,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `NuSvr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/datasets/boston.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | /// http://archive.ics.uci.edu/ml/datasets/Housing
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://archive.ics.uci.edu/ml/datasets/Housing>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout]    = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/datasets/boston.rs:63:26
[INFO] [stdout]    |
[INFO] [stdout] 63 | ///    - many more! (see http://archive.ics.uci.edu/ml/datasets/Housing)
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://archive.ics.uci.edu/ml/datasets/Housing>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "3e571104649395ce7102e209ab0075967590d6806e2b8f28e0ee1d0e770dd6e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e571104649395ce7102e209ab0075967590d6806e2b8f28e0ee1d0e770dd6e8", kill_on_drop: false }`
[INFO] [stdout] 3e571104649395ce7102e209ab0075967590d6806e2b8f28e0ee1d0e770dd6e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0cfd5b782cce5a7dfad05f4d3bb554b95cc91f7ec68e5bd2bfa249b7d974d81a
[INFO] running `Command { std: "docker" "start" "-a" "0cfd5b782cce5a7dfad05f4d3bb554b95cc91f7ec68e5bd2bfa249b7d974d81a", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated type alias `gcc::Config`: gcc::Config has been renamed to gcc::Build
[INFO] [stdout]  --> build.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |     gcc::Config::new()
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gcc::Build::new`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 |     gcc::Config::new()
[INFO] [stdout]   |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: dependencies/libsvm/svm.cpp: In function 'void print_string_stdout(const char*)':
[INFO] [stderr] warning: dependencies/libsvm/svm.cpp:41:45: warning: unused parameter 's' [-Wunused-parameter]
[INFO] [stderr] warning:    41 | static void print_string_stdout(const char *s)
[INFO] [stderr] warning:       |                                 ~~~~~~~~~~~~^
[INFO] [stderr]  Documenting rustlearn v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `C_SVC` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     C_SVC,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to upper camel case: `CSvc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NU_SVC` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     NU_SVC,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `NuSvc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ONE_CLASS` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     ONE_CLASS,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to upper camel case: `OneClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `EPSILON_SVR` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     EPSILON_SVR,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `EpsilonSvr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NU_SVR` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     NU_SVR,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `NuSvr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/datasets/boston.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | /// http://archive.ics.uci.edu/ml/datasets/Housing
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://archive.ics.uci.edu/ml/datasets/Housing>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout]    = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/datasets/boston.rs:63:26
[INFO] [stdout]    |
[INFO] [stdout] 63 | ///    - many more! (see http://archive.ics.uci.edu/ml/datasets/Housing)
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://archive.ics.uci.edu/ml/datasets/Housing>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "0cfd5b782cce5a7dfad05f4d3bb554b95cc91f7ec68e5bd2bfa249b7d974d81a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cfd5b782cce5a7dfad05f4d3bb554b95cc91f7ec68e5bd2bfa249b7d974d81a", kill_on_drop: false }`
[INFO] [stdout] 0cfd5b782cce5a7dfad05f4d3bb554b95cc91f7ec68e5bd2bfa249b7d974d81a
