[INFO] fetching crate liblinear 1.0.0...
[INFO] checking liblinear-1.0.0 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] extracting crate liblinear 1.0.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate liblinear 1.0.0 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate liblinear 1.0.0
[INFO] finished tweaking crates.io crate liblinear 1.0.0
[INFO] tweaked toml for crates.io crate liblinear 1.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded approx v0.3.2
[INFO] [stderr]   Downloaded parsnip v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 962f08b6f8af93bd31ea98813e6745184a075e45d87adc8ba9f446c83af365d5
[INFO] running `Command { std: "docker" "start" "-a" "962f08b6f8af93bd31ea98813e6745184a075e45d87adc8ba9f446c83af365d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "962f08b6f8af93bd31ea98813e6745184a075e45d87adc8ba9f446c83af365d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "962f08b6f8af93bd31ea98813e6745184a075e45d87adc8ba9f446c83af365d5", kill_on_drop: false }`
[INFO] [stdout] 962f08b6f8af93bd31ea98813e6745184a075e45d87adc8ba9f446c83af365d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b107dd0b5bb4f2f4b859bc8b3bdf05986c03ed45e7ad7b1adea4a5977748f312
[INFO] running `Command { std: "docker" "start" "-a" "b107dd0b5bb4f2f4b859bc8b3bdf05986c03ed45e7ad7b1adea4a5977748f312", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling liblinear v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking parsnip v0.3.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr] warning: liblinear@1.0.0: liblinear/linear.cpp: In function 'void print_null(const char*)':
[INFO] [stderr] warning: liblinear@1.0.0: liblinear/linear.cpp:31:36: warning: unused parameter 's' [-Wunused-parameter]
[INFO] [stderr] warning: liblinear@1.0.0:    31 | static void print_null(const char *s) {}
[INFO] [stderr] warning: liblinear@1.0.0:       |                        ~~~~~~~~~~~~^
[INFO] [stderr] warning: liblinear@1.0.0: liblinear/linear.cpp: In function 'double calc_max_p(const problem*, const parameter*)':
[INFO] [stderr] warning: liblinear@1.0.0: liblinear/linear.cpp:2311:64: warning: unused parameter 'param' [-Wunused-parameter]
[INFO] [stderr] warning: liblinear@1.0.0:  2311 | static double calc_max_p(const problem *prob, const parameter *param)
[INFO] [stderr] warning: liblinear@1.0.0:       |                                               ~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: liblinear@1.0.0: liblinear/linear.cpp: In function 'const char* check_parameter(const problem*, const parameter*)':
[INFO] [stderr] warning: liblinear@1.0.0: liblinear/linear.cpp:3151:44: warning: unused parameter 'prob' [-Wunused-parameter]
[INFO] [stderr] warning: liblinear@1.0.0:  3151 | const char *check_parameter(const problem *prob, const parameter *param)
[INFO] [stderr] warning: liblinear@1.0.0:       |                             ~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: liblinear@1.0.0: liblinear/blas/daxpy.c: In function 'int daxpy_(int*, double*, double*, int*, double*, int*)':
[INFO] [stderr] warning: liblinear@1.0.0: liblinear/blas/daxpy.c:11:19: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
[INFO] [stderr] warning: liblinear@1.0.0:    11 |   register double ssa;
[INFO] [stderr] warning: liblinear@1.0.0:       |                   ^~~
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/ffi.rs:51:1
[INFO] [stdout]     |
[INFO] [stdout] 51  |   #[doc(hidden)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54  | / extern "C" {
[INFO] [stdout] 55  | |     pub static liblinear_version: i32;
[INFO] [stdout] 56  | |
[INFO] [stdout] 57  | |     pub fn train(prob: *const Problem, param: *const Parameter) -> *mut Model;
[INFO] [stdout] ...   |
[INFO] [stdout] 101 | |     pub fn set_print_string_function(func: Option<extern "C" fn(*const c_char)>);
[INFO] [stdout] 102 | | }
[INFO] [stdout]     | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/ffi.rs:51:1
[INFO] [stdout]     |
[INFO] [stdout] 51  |   #[doc(hidden)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54  | / extern "C" {
[INFO] [stdout] 55  | |     pub static liblinear_version: i32;
[INFO] [stdout] 56  | |
[INFO] [stdout] 57  | |     pub fn train(prob: *const Problem, param: *const Parameter) -> *mut Model;
[INFO] [stdout] ...   |
[INFO] [stdout] 101 | |     pub fn set_print_string_function(func: Option<extern "C" fn(*const c_char)>);
[INFO] [stdout] 102 | | }
[INFO] [stdout]     | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.75s
[INFO] running `Command { std: "docker" "inspect" "b107dd0b5bb4f2f4b859bc8b3bdf05986c03ed45e7ad7b1adea4a5977748f312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b107dd0b5bb4f2f4b859bc8b3bdf05986c03ed45e7ad7b1adea4a5977748f312", kill_on_drop: false }`
[INFO] [stdout] b107dd0b5bb4f2f4b859bc8b3bdf05986c03ed45e7ad7b1adea4a5977748f312
