Dec 11 06:08:58.385 INFO checking williamyyj/json-rust against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 06:08:58.385 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 06:08:58.928 INFO [stdout] 15093b8c4dab431cd6ecd9e669b00819244deff0a9450c5329743ffde549866a
Dec 11 06:08:58.931 INFO running `"docker" "start" "-a" "15093b8c4dab431cd6ecd9e669b00819244deff0a9450c5329743ffde549866a"`
Dec 11 06:09:00.230 INFO [stderr] usermod: no changes
Dec 11 06:09:00.276 INFO [stderr]     Checking json-rust v0.1.0 (/source)
Dec 11 06:09:00.448 INFO [stderr] warning: function is never used: `new`
Dec 11 06:09:00.448 INFO [stderr]  --> src/hhome/mod.rs:6:5
Dec 11 06:09:00.448 INFO [stderr]   |
Dec 11 06:09:00.448 INFO [stderr] 6 |     pub fn new(){
Dec 11 06:09:00.448 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 11 06:09:00.448 INFO [stderr]   |
Dec 11 06:09:00.448 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 06:09:00.448 INFO [stderr] 
Dec 11 06:09:00.448 INFO [stderr] warning: module `JSONObject` should have a snake case name such as `jsonobject`
Dec 11 06:09:00.449 INFO [stderr]   --> src/hhome/mod.rs:4:1
Dec 11 06:09:00.449 INFO [stderr]    |
Dec 11 06:09:00.449 INFO [stderr] 4  | / pub mod JSONObject {
Dec 11 06:09:00.449 INFO [stderr] 5  | |     
Dec 11 06:09:00.449 INFO [stderr] 6  | |     pub fn new(){
Dec 11 06:09:00.449 INFO [stderr] 7  | |
Dec 11 06:09:00.449 INFO [stderr] ...  |
Dec 11 06:09:00.449 INFO [stderr] 10 | |  
Dec 11 06:09:00.449 INFO [stderr] 11 | | }
Dec 11 06:09:00.449 INFO [stderr]    | |_^
Dec 11 06:09:00.449 INFO [stderr]    |
Dec 11 06:09:00.449 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 11 06:09:00.449 INFO [stderr] 
Dec 11 06:09:00.512 INFO [stderr] warning: function is never used: `new`
Dec 11 06:09:00.513 INFO [stderr]  --> src/hhome/mod.rs:6:5
Dec 11 06:09:00.513 INFO [stderr]   |
Dec 11 06:09:00.513 INFO [stderr] 6 |     pub fn new(){
Dec 11 06:09:00.513 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 11 06:09:00.513 INFO [stderr]   |
Dec 11 06:09:00.513 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 06:09:00.513 INFO [stderr] 
Dec 11 06:09:00.514 INFO [stderr] warning: module `JSONObject` should have a snake case name such as `jsonobject`
Dec 11 06:09:00.514 INFO [stderr]   --> src/hhome/mod.rs:4:1
Dec 11 06:09:00.514 INFO [stderr]    |
Dec 11 06:09:00.514 INFO [stderr] 4  | / pub mod JSONObject {
Dec 11 06:09:00.514 INFO [stderr] 5  | |     
Dec 11 06:09:00.514 INFO [stderr] 6  | |     pub fn new(){
Dec 11 06:09:00.514 INFO [stderr] 7  | |
Dec 11 06:09:00.514 INFO [stderr] ...  |
Dec 11 06:09:00.514 INFO [stderr] 10 | |  
Dec 11 06:09:00.514 INFO [stderr] 11 | | }
Dec 11 06:09:00.514 INFO [stderr]    | |_^
Dec 11 06:09:00.514 INFO [stderr]    |
Dec 11 06:09:00.514 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 11 06:09:00.514 INFO [stderr] 
Dec 11 06:09:00.542 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
Dec 11 06:09:00.544 INFO [stderr] su: No module specific data is present
Dec 11 06:09:01.366 INFO running `"docker" "inspect" "15093b8c4dab431cd6ecd9e669b00819244deff0a9450c5329743ffde549866a"`
Dec 11 06:09:01.538 INFO running `"docker" "rm" "-f" "15093b8c4dab431cd6ecd9e669b00819244deff0a9450c5329743ffde549866a"`
Dec 11 06:09:01.866 INFO [stdout] 15093b8c4dab431cd6ecd9e669b00819244deff0a9450c5329743ffde549866a