Dec 19 13:02:48.037 INFO checking masterfuzz/hello-rust-http against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 13:02:48.037 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/masterfuzz/hello-rust-http:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 13:02:48.553 INFO [stdout] 178aa0b901dac372bac55c12aa8ff3b16a785e046291a1d396d2ba29c979ab17
Dec 19 13:02:48.556 INFO running `"docker" "start" "-a" "178aa0b901dac372bac55c12aa8ff3b16a785e046291a1d396d2ba29c979ab17"`
Dec 19 13:02:50.964 INFO [stderr]     Checking helloweb v0.1.0 (/opt/crater/workdir)
Dec 19 13:02:51.164 INFO [stderr] warning: unused import: `std::thread`
Dec 19 13:02:51.164 INFO [stderr]  --> src/main.rs:2:5
Dec 19 13:02:51.164 INFO [stderr]   |
Dec 19 13:02:51.164 INFO [stderr] 2 | use std::thread;
Dec 19 13:02:51.164 INFO [stderr]   |     ^^^^^^^^^^^
Dec 19 13:02:51.165 INFO [stderr]   |
Dec 19 13:02:51.165 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 13:02:51.165 INFO [stderr] 
Dec 19 13:02:51.288 INFO [stderr] warning: field is never used: `body`
Dec 19 13:02:51.288 INFO [stderr]   --> src/http.rs:26:3
Dec 19 13:02:51.288 INFO [stderr]    |
Dec 19 13:02:51.288 INFO [stderr] 26 |   body: Option<Box<String>>,
Dec 19 13:02:51.288 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:02:51.289 INFO [stderr]    |
Dec 19 13:02:51.292 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 13:02:51.292 INFO [stderr] 
Dec 19 13:02:51.293 INFO [stderr] warning: variant is never constructed: `Post`
Dec 19 13:02:51.293 INFO [stderr]   --> src/http.rs:35:8
Dec 19 13:02:51.293 INFO [stderr]    |
Dec 19 13:02:51.294 INFO [stderr] 35 |   Get, Post, Put, Head, Delete, Patch, Options
Dec 19 13:02:51.294 INFO [stderr]    |        ^^^^
Dec 19 13:02:51.294 INFO [stderr] 
Dec 19 13:02:51.294 INFO [stderr] warning: variant is never constructed: `Put`
Dec 19 13:02:51.295 INFO [stderr]   --> src/http.rs:35:14
Dec 19 13:02:51.295 INFO [stderr]    |
Dec 19 13:02:51.295 INFO [stderr] 35 |   Get, Post, Put, Head, Delete, Patch, Options
Dec 19 13:02:51.296 INFO [stderr]    |              ^^^
Dec 19 13:02:51.296 INFO [stderr] 
Dec 19 13:02:51.296 INFO [stderr] warning: variant is never constructed: `Head`
Dec 19 13:02:51.296 INFO [stderr]   --> src/http.rs:35:19
Dec 19 13:02:51.297 INFO [stderr]    |
Dec 19 13:02:51.297 INFO [stderr] 35 |   Get, Post, Put, Head, Delete, Patch, Options
Dec 19 13:02:51.297 INFO [stderr]    |                   ^^^^
Dec 19 13:02:51.297 INFO [stderr] 
Dec 19 13:02:51.298 INFO [stderr] warning: variant is never constructed: `Delete`
Dec 19 13:02:51.298 INFO [stderr]   --> src/http.rs:35:25
Dec 19 13:02:51.298 INFO [stderr]    |
Dec 19 13:02:51.298 INFO [stderr] 35 |   Get, Post, Put, Head, Delete, Patch, Options
Dec 19 13:02:51.298 INFO [stderr]    |                         ^^^^^^
Dec 19 13:02:51.298 INFO [stderr] 
Dec 19 13:02:51.299 INFO [stderr] warning: variant is never constructed: `Patch`
Dec 19 13:02:51.299 INFO [stderr]   --> src/http.rs:35:33
Dec 19 13:02:51.299 INFO [stderr]    |
Dec 19 13:02:51.299 INFO [stderr] 35 |   Get, Post, Put, Head, Delete, Patch, Options
Dec 19 13:02:51.299 INFO [stderr]    |                                 ^^^^^
Dec 19 13:02:51.299 INFO [stderr] 
Dec 19 13:02:51.299 INFO [stderr] warning: variant is never constructed: `Options`
Dec 19 13:02:51.299 INFO [stderr]   --> src/http.rs:35:40
Dec 19 13:02:51.299 INFO [stderr]    |
Dec 19 13:02:51.299 INFO [stderr] 35 |   Get, Post, Put, Head, Delete, Patch, Options
Dec 19 13:02:51.299 INFO [stderr]    |                                        ^^^^^^^
Dec 19 13:02:51.300 INFO [stderr] 
Dec 19 13:02:51.300 INFO [stderr] warning: field is never used: `binding`
Dec 19 13:02:51.300 INFO [stderr]   --> src/http.rs:66:3
Dec 19 13:02:51.300 INFO [stderr]    |
Dec 19 13:02:51.300 INFO [stderr] 66 |   binding: &'static str,
Dec 19 13:02:51.300 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:02:51.300 INFO [stderr] 
Dec 19 13:02:51.301 INFO [stderr] warning: method is never used: `new`
Dec 19 13:02:51.301 INFO [stderr]   --> src/http.rs:86:3
Dec 19 13:02:51.301 INFO [stderr]    |
Dec 19 13:02:51.301 INFO [stderr] 86 |   pub fn new(status: Status, body: Option<Box<String>>) -> Self {
Dec 19 13:02:51.301 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:02:51.301 INFO [stderr] 
Dec 19 13:02:51.301 INFO [stderr] warning: method is never used: `log`
Dec 19 13:02:51.301 INFO [stderr]    --> src/http.rs:122:3
Dec 19 13:02:51.301 INFO [stderr]     |
Dec 19 13:02:51.302 INFO [stderr] 122 |   fn log(&self) {
Dec 19 13:02:51.302 INFO [stderr]     |   ^^^^^^^^^^^^^
Dec 19 13:02:51.303 INFO [stderr] 
Dec 19 13:02:51.303 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 13:02:51.303 INFO [stderr]   --> src/main.rs:15:17
Dec 19 13:02:51.304 INFO [stderr]    |
Dec 19 13:02:51.304 INFO [stderr] 15 |                 resp.write(&mut stream);
Dec 19 13:02:51.304 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:02:51.304 INFO [stderr]    |
Dec 19 13:02:51.305 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 13:02:51.305 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 13:02:51.305 INFO [stderr] 
Dec 19 13:02:51.442 INFO [stderr] warning: unused import: `std::thread`
Dec 19 13:02:51.443 INFO [stderr]  --> src/main.rs:2:5
Dec 19 13:02:51.443 INFO [stderr]   |
Dec 19 13:02:51.443 INFO [stderr] 2 | use std::thread;
Dec 19 13:02:51.443 INFO [stderr]   |     ^^^^^^^^^^^
Dec 19 13:02:51.444 INFO [stderr]   |
Dec 19 13:02:51.444 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 13:02:51.444 INFO [stderr] 
Dec 19 13:02:51.568 INFO [stderr] warning: field is never used: `body`
Dec 19 13:02:51.568 INFO [stderr]   --> src/http.rs:26:3
Dec 19 13:02:51.569 INFO [stderr]    |
Dec 19 13:02:51.569 INFO [stderr] 26 |   body: Option<Box<String>>,
Dec 19 13:02:51.569 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:02:51.570 INFO [stderr]    |
Dec 19 13:02:51.570 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 13:02:51.570 INFO [stderr] 
Dec 19 13:02:51.570 INFO [stderr] warning: variant is never constructed: `Post`
Dec 19 13:02:51.571 INFO [stderr]   --> src/http.rs:35:8
Dec 19 13:02:51.571 INFO [stderr]    |
Dec 19 13:02:51.571 INFO [stderr] 35 |   Get, Post, Put, Head, Delete, Patch, Options
Dec 19 13:02:51.571 INFO [stderr]    |        ^^^^
Dec 19 13:02:51.571 INFO [stderr] 
Dec 19 13:02:51.571 INFO [stderr] warning: variant is never constructed: `Put`
Dec 19 13:02:51.571 INFO [stderr]   --> src/http.rs:35:14
Dec 19 13:02:51.571 INFO [stderr]    |
Dec 19 13:02:51.571 INFO [stderr] 35 |   Get, Post, Put, Head, Delete, Patch, Options
Dec 19 13:02:51.571 INFO [stderr]    |              ^^^
Dec 19 13:02:51.571 INFO [stderr] 
Dec 19 13:02:51.571 INFO [stderr] warning: variant is never constructed: `Head`
Dec 19 13:02:51.571 INFO [stderr]   --> src/http.rs:35:19
Dec 19 13:02:51.571 INFO [stderr]    |
Dec 19 13:02:51.571 INFO [stderr] 35 |   Get, Post, Put, Head, Delete, Patch, Options
Dec 19 13:02:51.571 INFO [stderr]    |                   ^^^^
Dec 19 13:02:51.571 INFO [stderr] 
Dec 19 13:02:51.571 INFO [stderr] warning: variant is never constructed: `Delete`
Dec 19 13:02:51.571 INFO [stderr]   --> src/http.rs:35:25
Dec 19 13:02:51.571 INFO [stderr]    |
Dec 19 13:02:51.571 INFO [stderr] 35 |   Get, Post, Put, Head, Delete, Patch, Options
Dec 19 13:02:51.571 INFO [stderr]    |                         ^^^^^^
Dec 19 13:02:51.571 INFO [stderr] 
Dec 19 13:02:51.571 INFO [stderr] warning: variant is never constructed: `Patch`
Dec 19 13:02:51.571 INFO [stderr]   --> src/http.rs:35:33
Dec 19 13:02:51.571 INFO [stderr]    |
Dec 19 13:02:51.571 INFO [stderr] 35 |   Get, Post, Put, Head, Delete, Patch, Options
Dec 19 13:02:51.571 INFO [stderr]    |                                 ^^^^^
Dec 19 13:02:51.571 INFO [stderr] 
Dec 19 13:02:51.571 INFO [stderr] warning: variant is never constructed: `Options`
Dec 19 13:02:51.571 INFO [stderr]   --> src/http.rs:35:40
Dec 19 13:02:51.571 INFO [stderr]    |
Dec 19 13:02:51.571 INFO [stderr] 35 |   Get, Post, Put, Head, Delete, Patch, Options
Dec 19 13:02:51.571 INFO [stderr]    |                                        ^^^^^^^
Dec 19 13:02:51.571 INFO [stderr] 
Dec 19 13:02:51.571 INFO [stderr] warning: field is never used: `binding`
Dec 19 13:02:51.571 INFO [stderr]   --> src/http.rs:66:3
Dec 19 13:02:51.571 INFO [stderr]    |
Dec 19 13:02:51.571 INFO [stderr] 66 |   binding: &'static str,
Dec 19 13:02:51.571 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:02:51.571 INFO [stderr] 
Dec 19 13:02:51.571 INFO [stderr] warning: method is never used: `new`
Dec 19 13:02:51.571 INFO [stderr]   --> src/http.rs:86:3
Dec 19 13:02:51.571 INFO [stderr]    |
Dec 19 13:02:51.571 INFO [stderr] 86 |   pub fn new(status: Status, body: Option<Box<String>>) -> Self {
Dec 19 13:02:51.571 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:02:51.571 INFO [stderr] 
Dec 19 13:02:51.571 INFO [stderr] warning: method is never used: `log`
Dec 19 13:02:51.571 INFO [stderr]    --> src/http.rs:122:3
Dec 19 13:02:51.571 INFO [stderr]     |
Dec 19 13:02:51.571 INFO [stderr] 122 |   fn log(&self) {
Dec 19 13:02:51.571 INFO [stderr]     |   ^^^^^^^^^^^^^
Dec 19 13:02:51.571 INFO [stderr] 
Dec 19 13:02:51.571 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 13:02:51.572 INFO [stderr]   --> src/main.rs:15:17
Dec 19 13:02:51.572 INFO [stderr]    |
Dec 19 13:02:51.572 INFO [stderr] 15 |                 resp.write(&mut stream);
Dec 19 13:02:51.572 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:02:51.572 INFO [stderr]    |
Dec 19 13:02:51.572 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 13:02:51.572 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 13:02:51.572 INFO [stderr] 
Dec 19 13:02:51.632 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
Dec 19 13:02:52.880 INFO running `"docker" "inspect" "178aa0b901dac372bac55c12aa8ff3b16a785e046291a1d396d2ba29c979ab17"`
Dec 19 13:02:53.278 INFO running `"docker" "rm" "-f" "178aa0b901dac372bac55c12aa8ff3b16a785e046291a1d396d2ba29c979ab17"`
Dec 19 13:02:53.612 INFO [stdout] 178aa0b901dac372bac55c12aa8ff3b16a785e046291a1d396d2ba29c979ab17