[INFO] fetching crate hulk 0.1.9...
[INFO] checking hulk-0.1.9 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate hulk 0.1.9 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate hulk 0.1.9 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hulk 0.1.9
[INFO] finished tweaking crates.io crate hulk 0.1.9
[INFO] tweaked toml for crates.io crate hulk 0.1.9 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate hulk 0.1.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd6c8537442c8ac1aec322fc58654e1462445fc93fda6f9b94a8a9a2811f6ef1
[INFO] running `Command { std: "docker" "start" "-a" "fd6c8537442c8ac1aec322fc58654e1462445fc93fda6f9b94a8a9a2811f6ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd6c8537442c8ac1aec322fc58654e1462445fc93fda6f9b94a8a9a2811f6ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd6c8537442c8ac1aec322fc58654e1462445fc93fda6f9b94a8a9a2811f6ef1", kill_on_drop: false }`
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[INFO] [stdout] 35c11691fdd6748aa5676c349c02ac7336e5188887d053708c60256b83c8c09d
[INFO] running `Command { std: "docker" "start" "-a" "35c11691fdd6748aa5676c349c02ac7336e5188887d053708c60256b83c8c09d", kill_on_drop: false }`
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[INFO] [stderr]     Checking hulk v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::bro::BrownError`
[INFO] [stdout]  --> src/generator/create_site_folder.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::bro::BrownError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/generator/create_site_folder.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `markdown_to_html`
[INFO] [stdout]  --> src/hulk_file/mod.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | use comrak::{markdown_to_html, ComrakOptions};
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::unit`
[INFO] [stdout]  --> src/hulk_file/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::unit;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::app_consts`
[INFO] [stdout]   --> src/hulk_file/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::app_consts;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/hulk_file/mod.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `site_dir_struct_clean::site_dir_struct_clean`
[INFO] [stdout]   --> src/pure/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use site_dir_struct_clean::site_dir_struct_clean;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/pure/create_css.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `clone_data_to_site_folder::clone_data_to_site_folder`
[INFO] [stdout]   --> src/pure/mod.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub use clone_data_to_site_folder::clone_data_to_site_folder;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::unit`
[INFO] [stdout]  --> src/nav/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::unit;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::bro::BrownError as Error`
[INFO] [stdout]  --> src/nav/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::bro::BrownError as Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::unit`
[INFO] [stdout]  --> src/indexer/indx.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::unit;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::app_consts`
[INFO] [stdout]  --> src/indexer/indx.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::app_consts;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/indexer/indx.rs:115:7
[INFO] [stdout]     |
[INFO] [stdout] 115 |   use super::*;
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/unit/create_demo_data_dir.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `create_demo_data_dir::*`
[INFO] [stdout]  --> src/unit/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use create_demo_data_dir::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]   --> src/pure/create_css.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | Ok(item)=>{
[INFO] [stdout]    |    ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]   --> src/pure/create_css.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let w = 
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dir_path`
[INFO] [stdout]  --> src/nav/nv.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn nav(dir_path:&String,sub_dirs:&Vec<String>)->String{
[INFO] [stdout]   |            ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dir_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_default_nav` is never used
[INFO] [stdout]   --> src/assets/mod.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn get_default_nav()->&'static str{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `demo_md` is never used
[INFO] [stdout]  --> src/assets/demo_md.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn demo_md()->String{
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `site_dir_struct_clean` is never used
[INFO] [stdout]  --> src/pure/site_dir_struct_clean.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn site_dir_struct_clean()->Result<Vec<String>,Error>{
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `clone_data_to_site_folder` is never used
[INFO] [stdout]  --> src/pure/clone_data_to_site_folder.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn clone_data_to_site_folder()
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fake` is never used
[INFO] [stdout]   --> src/nav/nv.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn fake()->String{
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_demo_data_dir` is never used
[INFO] [stdout]  --> src/unit/create_demo_data_dir.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn create_demo_data_dir()->Result<bool,Error>{
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `demo_data_dir_struct` is never used
[INFO] [stdout]   --> src/unit/create_demo_data_dir.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn demo_data_dir_struct()->Vec<String>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_dirs` is never used
[INFO] [stdout]   --> src/unit/create_demo_data_dir.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn create_dirs()->Result<bool,Error>{
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_files` is never used
[INFO] [stdout]   --> src/unit/create_demo_data_dir.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn create_files()->Result<bool,Error>{
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `teardown_site` is never used
[INFO] [stdout]   --> src/unit/create_demo_data_dir.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn teardown_site(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `teardown_data` is never used
[INFO] [stdout]   --> src/unit/create_demo_data_dir.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn teardown_data(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HULK_THEME` is never used
[INFO] [stdout]  --> src/app_consts.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const HULK_THEME:&str = "dark";
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `gap` should have an upper case name
[INFO] [stdout]  --> src/cli_gui/common.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const gap:&str = "                           "; 
[INFO] [stdout]   |       ^^^ help: convert the identifier to upper case: `GAP`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.88s
[INFO] running `Command { std: "docker" "inspect" "35c11691fdd6748aa5676c349c02ac7336e5188887d053708c60256b83c8c09d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35c11691fdd6748aa5676c349c02ac7336e5188887d053708c60256b83c8c09d", kill_on_drop: false }`
[INFO] [stdout] 35c11691fdd6748aa5676c349c02ac7336e5188887d053708c60256b83c8c09d