Dec 05 11:12:35.047 INFO testing pjungwir/rust-thread-read-to-string against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514 Dec 05 11:12:35.048 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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 05 11:12:35.466 INFO [stdout] 38b965321ab5a211f70f635b741c90dbb795e0e426d65438f3c2f6f8a1075eaa Dec 05 11:12:35.474 INFO running `"docker" "start" "-a" "38b965321ab5a211f70f635b741c90dbb795e0e426d65438f3c2f6f8a1075eaa"` Dec 05 11:12:36.676 INFO [stderr] usermod: no changes Dec 05 11:12:36.792 INFO [stderr] Compiling mime v0.2.2 Dec 05 11:12:37.820 INFO [stderr] Compiling hyper v0.10.5 Dec 05 11:12:48.302 INFO [stderr] Compiling thread-read-to-string v0.1.0 (/source) Dec 05 11:12:48.777 INFO [stderr] warning: unused import: `Request` Dec 05 11:12:48.778 INFO [stderr] --> src/main.rs:9:21 Dec 05 11:12:48.778 INFO [stderr] | Dec 05 11:12:48.778 INFO [stderr] 9 | use hyper::client::{Request, Response}; Dec 05 11:12:48.778 INFO [stderr] | ^^^^^^^ Dec 05 11:12:48.778 INFO [stderr] | Dec 05 11:12:48.778 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 05 11:12:48.778 INFO [stderr] Dec 05 11:12:48.852 INFO [stderr] warning: unused variable: `t` Dec 05 11:12:48.852 INFO [stderr] --> src/main.rs:27:7 Dec 05 11:12:48.852 INFO [stderr] | Dec 05 11:12:48.852 INFO [stderr] 27 | let t = thread::spawn(move || { Dec 05 11:12:48.852 INFO [stderr] | ^ help: consider using `_t` instead Dec 05 11:12:48.852 INFO [stderr] | Dec 05 11:12:48.852 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 05 11:12:48.852 INFO [stderr] Dec 05 11:12:48.852 INFO [stderr] warning: unused variable: `t` Dec 05 11:12:48.852 INFO [stderr] --> src/main.rs:73:7 Dec 05 11:12:48.852 INFO [stderr] | Dec 05 11:12:48.852 INFO [stderr] 73 | let t = thread::spawn(move || { Dec 05 11:12:48.852 INFO [stderr] | ^ help: consider using `_t` instead Dec 05 11:12:48.852 INFO [stderr] Dec 05 11:12:48.852 INFO [stderr] warning: unused variable: `t` Dec 05 11:12:48.852 INFO [stderr] --> src/main.rs:108:7 Dec 05 11:12:48.852 INFO [stderr] | Dec 05 11:12:48.852 INFO [stderr] 108 | let t = thread::spawn(move || { Dec 05 11:12:48.852 INFO [stderr] | ^ help: consider using `_t` instead Dec 05 11:12:48.852 INFO [stderr] Dec 05 11:12:48.852 INFO [stderr] warning: unused variable: `t` Dec 05 11:12:48.852 INFO [stderr] --> src/main.rs:141:7 Dec 05 11:12:48.852 INFO [stderr] | Dec 05 11:12:48.852 INFO [stderr] 141 | let t = thread::spawn(move || { Dec 05 11:12:48.852 INFO [stderr] | ^ help: consider using `_t` instead Dec 05 11:12:48.852 INFO [stderr] Dec 05 11:12:48.852 INFO [stderr] warning: unused variable: `status_code` Dec 05 11:12:48.852 INFO [stderr] --> src/main.rs:185:8 Dec 05 11:12:48.852 INFO [stderr] | Dec 05 11:12:48.852 INFO [stderr] 185 | let (status_code, buf) = get_url_with_timeout_3("http://example.com/").unwrap(); Dec 05 11:12:48.852 INFO [stderr] | ^^^^^^^^^^^ help: consider using `_status_code` instead Dec 05 11:12:48.852 INFO [stderr] Dec 05 11:12:48.852 INFO [stderr] warning: unused variable: `status_code` Dec 05 11:12:48.852 INFO [stderr] --> src/main.rs:188:8 Dec 05 11:12:48.852 INFO [stderr] | Dec 05 11:12:48.852 INFO [stderr] 188 | let (status_code, buf) = get_url_with_timeout_4("http://example.com/").unwrap(); Dec 05 11:12:48.852 INFO [stderr] | ^^^^^^^^^^^ help: consider using `_status_code` instead Dec 05 11:12:48.852 INFO [stderr] Dec 05 11:12:48.852 INFO [stderr] warning: unused variable: `status_code` Dec 05 11:12:48.853 INFO [stderr] --> src/main.rs:193:7 Dec 05 11:12:48.853 INFO [stderr] | Dec 05 11:12:48.853 INFO [stderr] 193 | let status_code = get_url_with_timeout_5("http://example.com/", &shbuf).unwrap(); Dec 05 11:12:48.853 INFO [stderr] | ^^^^^^^^^^^ help: consider using `_status_code` instead Dec 05 11:12:48.853 INFO [stderr] Dec 05 11:12:48.855 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:48.855 INFO [stderr] --> src/main.rs:19:7 Dec 05 11:12:48.855 INFO [stderr] | Dec 05 11:12:48.855 INFO [stderr] 19 | let mut c = Client::new(); Dec 05 11:12:48.855 INFO [stderr] | ----^ Dec 05 11:12:48.855 INFO [stderr] | | Dec 05 11:12:48.855 INFO [stderr] | help: remove this `mut` Dec 05 11:12:48.855 INFO [stderr] | Dec 05 11:12:48.855 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 05 11:12:48.855 INFO [stderr] Dec 05 11:12:48.855 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:48.855 INFO [stderr] --> src/main.rs:20:7 Dec 05 11:12:48.855 INFO [stderr] | Dec 05 11:12:48.855 INFO [stderr] 20 | let mut req = c.get(url); Dec 05 11:12:48.855 INFO [stderr] | ----^^^ Dec 05 11:12:48.855 INFO [stderr] | | Dec 05 11:12:48.855 INFO [stderr] | help: remove this `mut` Dec 05 11:12:48.855 INFO [stderr] Dec 05 11:12:48.865 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:48.865 INFO [stderr] --> src/main.rs:74:9 Dec 05 11:12:48.865 INFO [stderr] | Dec 05 11:12:48.865 INFO [stderr] 74 | let mut c = Client::new(); Dec 05 11:12:48.865 INFO [stderr] | ----^ Dec 05 11:12:48.865 INFO [stderr] | | Dec 05 11:12:48.865 INFO [stderr] | help: remove this `mut` Dec 05 11:12:48.865 INFO [stderr] Dec 05 11:12:48.865 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:48.865 INFO [stderr] --> src/main.rs:75:9 Dec 05 11:12:48.866 INFO [stderr] | Dec 05 11:12:48.866 INFO [stderr] 75 | let mut req = c.get(&url); Dec 05 11:12:48.866 INFO [stderr] | ----^^^ Dec 05 11:12:48.866 INFO [stderr] | | Dec 05 11:12:48.866 INFO [stderr] | help: remove this `mut` Dec 05 11:12:48.866 INFO [stderr] Dec 05 11:12:48.866 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:48.866 INFO [stderr] --> src/main.rs:76:9 Dec 05 11:12:48.866 INFO [stderr] | Dec 05 11:12:48.866 INFO [stderr] 76 | let mut ret = match req.send() { Dec 05 11:12:48.866 INFO [stderr] | ----^^^ Dec 05 11:12:48.866 INFO [stderr] | | Dec 05 11:12:48.866 INFO [stderr] | help: remove this `mut` Dec 05 11:12:48.866 INFO [stderr] Dec 05 11:12:48.868 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:48.868 INFO [stderr] --> src/main.rs:109:9 Dec 05 11:12:48.868 INFO [stderr] | Dec 05 11:12:48.868 INFO [stderr] 109 | let mut c = Client::new(); Dec 05 11:12:48.868 INFO [stderr] | ----^ Dec 05 11:12:48.868 INFO [stderr] | | Dec 05 11:12:48.868 INFO [stderr] | help: remove this `mut` Dec 05 11:12:48.868 INFO [stderr] Dec 05 11:12:48.869 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:48.869 INFO [stderr] --> src/main.rs:110:9 Dec 05 11:12:48.869 INFO [stderr] | Dec 05 11:12:48.869 INFO [stderr] 110 | let mut req = c.get(&url); Dec 05 11:12:48.869 INFO [stderr] | ----^^^ Dec 05 11:12:48.869 INFO [stderr] | | Dec 05 11:12:48.869 INFO [stderr] | help: remove this `mut` Dec 05 11:12:48.869 INFO [stderr] Dec 05 11:12:48.869 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:48.869 INFO [stderr] --> src/main.rs:111:9 Dec 05 11:12:48.869 INFO [stderr] | Dec 05 11:12:48.869 INFO [stderr] 111 | let mut ret = match req.send() { Dec 05 11:12:48.869 INFO [stderr] | ----^^^ Dec 05 11:12:48.869 INFO [stderr] | | Dec 05 11:12:48.869 INFO [stderr] | help: remove this `mut` Dec 05 11:12:48.869 INFO [stderr] Dec 05 11:12:48.871 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:48.871 INFO [stderr] --> src/main.rs:142:9 Dec 05 11:12:48.871 INFO [stderr] | Dec 05 11:12:48.871 INFO [stderr] 142 | let mut c = Client::new(); Dec 05 11:12:48.871 INFO [stderr] | ----^ Dec 05 11:12:48.871 INFO [stderr] | | Dec 05 11:12:48.871 INFO [stderr] | help: remove this `mut` Dec 05 11:12:48.871 INFO [stderr] Dec 05 11:12:48.871 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:48.871 INFO [stderr] --> src/main.rs:143:9 Dec 05 11:12:48.871 INFO [stderr] | Dec 05 11:12:48.871 INFO [stderr] 143 | let mut req = c.get(&url); Dec 05 11:12:48.871 INFO [stderr] | ----^^^ Dec 05 11:12:48.871 INFO [stderr] | | Dec 05 11:12:48.871 INFO [stderr] | help: remove this `mut` Dec 05 11:12:48.871 INFO [stderr] Dec 05 11:12:48.871 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:48.871 INFO [stderr] --> src/main.rs:144:9 Dec 05 11:12:48.871 INFO [stderr] | Dec 05 11:12:48.871 INFO [stderr] 144 | let mut ret = match req.send() { Dec 05 11:12:48.871 INFO [stderr] | ----^^^ Dec 05 11:12:48.871 INFO [stderr] | | Dec 05 11:12:48.871 INFO [stderr] | help: remove this `mut` Dec 05 11:12:48.871 INFO [stderr] Dec 05 11:12:48.871 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:48.871 INFO [stderr] --> src/main.rs:137:38 Dec 05 11:12:48.871 INFO [stderr] | Dec 05 11:12:48.871 INFO [stderr] 137 | fn get_url_with_timeout_5(url: &str, mut shbuf: &Arc>) -> Result { Dec 05 11:12:48.871 INFO [stderr] | ----^^^^^ Dec 05 11:12:48.871 INFO [stderr] | | Dec 05 11:12:48.871 INFO [stderr] | help: remove this `mut` Dec 05 11:12:48.871 INFO [stderr] Dec 05 11:12:51.859 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.16s Dec 05 11:12:51.864 INFO [stderr] su: No module specific data is present Dec 05 11:12:53.526 INFO running `"docker" "inspect" "38b965321ab5a211f70f635b741c90dbb795e0e426d65438f3c2f6f8a1075eaa"` Dec 05 11:12:53.846 INFO running `"docker" "rm" "-f" "38b965321ab5a211f70f635b741c90dbb795e0e426d65438f3c2f6f8a1075eaa"` Dec 05 11:12:54.184 INFO [stdout] 38b965321ab5a211f70f635b741c90dbb795e0e426d65438f3c2f6f8a1075eaa Dec 05 11:12:54.188 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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 05 11:12:54.664 INFO [stdout] ed696ef79673a384f7fca696fe002aa1fcbe5e80dafbc4830c307122164ce1e1 Dec 05 11:12:54.670 INFO running `"docker" "start" "-a" "ed696ef79673a384f7fca696fe002aa1fcbe5e80dafbc4830c307122164ce1e1"` Dec 05 11:12:56.248 INFO [stderr] usermod: no changes Dec 05 11:12:56.388 INFO [stderr] Compiling thread-read-to-string v0.1.0 (/source) Dec 05 11:12:56.928 INFO [stderr] warning: unused import: `Request` Dec 05 11:12:56.928 INFO [stderr] --> src/main.rs:9:21 Dec 05 11:12:56.928 INFO [stderr] | Dec 05 11:12:56.928 INFO [stderr] 9 | use hyper::client::{Request, Response}; Dec 05 11:12:56.928 INFO [stderr] | ^^^^^^^ Dec 05 11:12:56.928 INFO [stderr] | Dec 05 11:12:56.928 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 05 11:12:56.928 INFO [stderr] Dec 05 11:12:57.032 INFO [stderr] warning: unused variable: `t` Dec 05 11:12:57.032 INFO [stderr] --> src/main.rs:27:7 Dec 05 11:12:57.032 INFO [stderr] | Dec 05 11:12:57.032 INFO [stderr] 27 | let t = thread::spawn(move || { Dec 05 11:12:57.032 INFO [stderr] | ^ help: consider using `_t` instead Dec 05 11:12:57.032 INFO [stderr] | Dec 05 11:12:57.032 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 05 11:12:57.032 INFO [stderr] Dec 05 11:12:57.032 INFO [stderr] warning: unused variable: `t` Dec 05 11:12:57.032 INFO [stderr] --> src/main.rs:73:7 Dec 05 11:12:57.032 INFO [stderr] | Dec 05 11:12:57.032 INFO [stderr] 73 | let t = thread::spawn(move || { Dec 05 11:12:57.032 INFO [stderr] | ^ help: consider using `_t` instead Dec 05 11:12:57.032 INFO [stderr] Dec 05 11:12:57.033 INFO [stderr] warning: unused variable: `t` Dec 05 11:12:57.033 INFO [stderr] --> src/main.rs:108:7 Dec 05 11:12:57.033 INFO [stderr] | Dec 05 11:12:57.033 INFO [stderr] 108 | let t = thread::spawn(move || { Dec 05 11:12:57.033 INFO [stderr] | ^ help: consider using `_t` instead Dec 05 11:12:57.033 INFO [stderr] Dec 05 11:12:57.033 INFO [stderr] warning: unused variable: `t` Dec 05 11:12:57.033 INFO [stderr] --> src/main.rs:141:7 Dec 05 11:12:57.033 INFO [stderr] | Dec 05 11:12:57.033 INFO [stderr] 141 | let t = thread::spawn(move || { Dec 05 11:12:57.033 INFO [stderr] | ^ help: consider using `_t` instead Dec 05 11:12:57.033 INFO [stderr] Dec 05 11:12:57.033 INFO [stderr] warning: unused variable: `status_code` Dec 05 11:12:57.033 INFO [stderr] --> src/main.rs:185:8 Dec 05 11:12:57.033 INFO [stderr] | Dec 05 11:12:57.033 INFO [stderr] 185 | let (status_code, buf) = get_url_with_timeout_3("http://example.com/").unwrap(); Dec 05 11:12:57.033 INFO [stderr] | ^^^^^^^^^^^ help: consider using `_status_code` instead Dec 05 11:12:57.033 INFO [stderr] Dec 05 11:12:57.033 INFO [stderr] warning: unused variable: `status_code` Dec 05 11:12:57.033 INFO [stderr] --> src/main.rs:188:8 Dec 05 11:12:57.033 INFO [stderr] | Dec 05 11:12:57.033 INFO [stderr] 188 | let (status_code, buf) = get_url_with_timeout_4("http://example.com/").unwrap(); Dec 05 11:12:57.033 INFO [stderr] | ^^^^^^^^^^^ help: consider using `_status_code` instead Dec 05 11:12:57.033 INFO [stderr] Dec 05 11:12:57.033 INFO [stderr] warning: unused variable: `status_code` Dec 05 11:12:57.033 INFO [stderr] --> src/main.rs:193:7 Dec 05 11:12:57.033 INFO [stderr] | Dec 05 11:12:57.033 INFO [stderr] 193 | let status_code = get_url_with_timeout_5("http://example.com/", &shbuf).unwrap(); Dec 05 11:12:57.033 INFO [stderr] | ^^^^^^^^^^^ help: consider using `_status_code` instead Dec 05 11:12:57.033 INFO [stderr] Dec 05 11:12:57.036 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:57.036 INFO [stderr] --> src/main.rs:19:7 Dec 05 11:12:57.036 INFO [stderr] | Dec 05 11:12:57.036 INFO [stderr] 19 | let mut c = Client::new(); Dec 05 11:12:57.036 INFO [stderr] | ----^ Dec 05 11:12:57.036 INFO [stderr] | | Dec 05 11:12:57.036 INFO [stderr] | help: remove this `mut` Dec 05 11:12:57.036 INFO [stderr] | Dec 05 11:12:57.036 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 05 11:12:57.036 INFO [stderr] Dec 05 11:12:57.036 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:57.036 INFO [stderr] --> src/main.rs:20:7 Dec 05 11:12:57.036 INFO [stderr] | Dec 05 11:12:57.036 INFO [stderr] 20 | let mut req = c.get(url); Dec 05 11:12:57.036 INFO [stderr] | ----^^^ Dec 05 11:12:57.036 INFO [stderr] | | Dec 05 11:12:57.036 INFO [stderr] | help: remove this `mut` Dec 05 11:12:57.036 INFO [stderr] Dec 05 11:12:57.048 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:57.048 INFO [stderr] --> src/main.rs:74:9 Dec 05 11:12:57.048 INFO [stderr] | Dec 05 11:12:57.048 INFO [stderr] 74 | let mut c = Client::new(); Dec 05 11:12:57.048 INFO [stderr] | ----^ Dec 05 11:12:57.048 INFO [stderr] | | Dec 05 11:12:57.048 INFO [stderr] | help: remove this `mut` Dec 05 11:12:57.048 INFO [stderr] Dec 05 11:12:57.048 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:57.048 INFO [stderr] --> src/main.rs:75:9 Dec 05 11:12:57.048 INFO [stderr] | Dec 05 11:12:57.048 INFO [stderr] 75 | let mut req = c.get(&url); Dec 05 11:12:57.048 INFO [stderr] | ----^^^ Dec 05 11:12:57.048 INFO [stderr] | | Dec 05 11:12:57.048 INFO [stderr] | help: remove this `mut` Dec 05 11:12:57.048 INFO [stderr] Dec 05 11:12:57.048 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:57.048 INFO [stderr] --> src/main.rs:76:9 Dec 05 11:12:57.048 INFO [stderr] | Dec 05 11:12:57.048 INFO [stderr] 76 | let mut ret = match req.send() { Dec 05 11:12:57.049 INFO [stderr] | ----^^^ Dec 05 11:12:57.049 INFO [stderr] | | Dec 05 11:12:57.049 INFO [stderr] | help: remove this `mut` Dec 05 11:12:57.049 INFO [stderr] Dec 05 11:12:57.052 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:57.052 INFO [stderr] --> src/main.rs:109:9 Dec 05 11:12:57.052 INFO [stderr] | Dec 05 11:12:57.052 INFO [stderr] 109 | let mut c = Client::new(); Dec 05 11:12:57.052 INFO [stderr] | ----^ Dec 05 11:12:57.052 INFO [stderr] | | Dec 05 11:12:57.052 INFO [stderr] | help: remove this `mut` Dec 05 11:12:57.052 INFO [stderr] Dec 05 11:12:57.052 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:57.052 INFO [stderr] --> src/main.rs:110:9 Dec 05 11:12:57.052 INFO [stderr] | Dec 05 11:12:57.052 INFO [stderr] 110 | let mut req = c.get(&url); Dec 05 11:12:57.052 INFO [stderr] | ----^^^ Dec 05 11:12:57.052 INFO [stderr] | | Dec 05 11:12:57.052 INFO [stderr] | help: remove this `mut` Dec 05 11:12:57.052 INFO [stderr] Dec 05 11:12:57.052 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:57.052 INFO [stderr] --> src/main.rs:111:9 Dec 05 11:12:57.053 INFO [stderr] | Dec 05 11:12:57.053 INFO [stderr] 111 | let mut ret = match req.send() { Dec 05 11:12:57.053 INFO [stderr] | ----^^^ Dec 05 11:12:57.053 INFO [stderr] | | Dec 05 11:12:57.053 INFO [stderr] | help: remove this `mut` Dec 05 11:12:57.053 INFO [stderr] Dec 05 11:12:57.053 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:57.053 INFO [stderr] --> src/main.rs:142:9 Dec 05 11:12:57.053 INFO [stderr] | Dec 05 11:12:57.053 INFO [stderr] 142 | let mut c = Client::new(); Dec 05 11:12:57.053 INFO [stderr] | ----^ Dec 05 11:12:57.053 INFO [stderr] | | Dec 05 11:12:57.053 INFO [stderr] | help: remove this `mut` Dec 05 11:12:57.053 INFO [stderr] Dec 05 11:12:57.053 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:57.053 INFO [stderr] --> src/main.rs:143:9 Dec 05 11:12:57.053 INFO [stderr] | Dec 05 11:12:57.053 INFO [stderr] 143 | let mut req = c.get(&url); Dec 05 11:12:57.053 INFO [stderr] | ----^^^ Dec 05 11:12:57.053 INFO [stderr] | | Dec 05 11:12:57.053 INFO [stderr] | help: remove this `mut` Dec 05 11:12:57.053 INFO [stderr] Dec 05 11:12:57.053 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:57.053 INFO [stderr] --> src/main.rs:144:9 Dec 05 11:12:57.053 INFO [stderr] | Dec 05 11:12:57.053 INFO [stderr] 144 | let mut ret = match req.send() { Dec 05 11:12:57.053 INFO [stderr] | ----^^^ Dec 05 11:12:57.053 INFO [stderr] | | Dec 05 11:12:57.053 INFO [stderr] | help: remove this `mut` Dec 05 11:12:57.053 INFO [stderr] Dec 05 11:12:57.053 INFO [stderr] warning: variable does not need to be mutable Dec 05 11:12:57.053 INFO [stderr] --> src/main.rs:137:38 Dec 05 11:12:57.053 INFO [stderr] | Dec 05 11:12:57.053 INFO [stderr] 137 | fn get_url_with_timeout_5(url: &str, mut shbuf: &Arc>) -> Result { Dec 05 11:12:57.053 INFO [stderr] | ----^^^^^ Dec 05 11:12:57.053 INFO [stderr] | | Dec 05 11:12:57.053 INFO [stderr] | help: remove this `mut` Dec 05 11:12:57.053 INFO [stderr] Dec 05 11:12:57.521 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.24s Dec 05 11:12:57.526 INFO [stderr] su: No module specific data is present Dec 05 11:12:58.738 INFO running `"docker" "inspect" "ed696ef79673a384f7fca696fe002aa1fcbe5e80dafbc4830c307122164ce1e1"` Dec 05 11:12:59.040 INFO running `"docker" "rm" "-f" "ed696ef79673a384f7fca696fe002aa1fcbe5e80dafbc4830c307122164ce1e1"` Dec 05 11:12:59.400 INFO [stdout] ed696ef79673a384f7fca696fe002aa1fcbe5e80dafbc4830c307122164ce1e1 Dec 05 11:12:59.402 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-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 05 11:12:59.934 INFO [stdout] 613f0fc58330d4f6df980c0ce63831e55f63ad987e056e69a3031f0fbb6a59b3 Dec 05 11:12:59.939 INFO running `"docker" "start" "-a" "613f0fc58330d4f6df980c0ce63831e55f63ad987e056e69a3031f0fbb6a59b3"` Dec 05 11:13:00.625 INFO [stderr] usermod: no changes Dec 05 11:13:00.688 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s Dec 05 11:13:00.708 INFO [stderr] Running /target/debug/deps/thread_read_to_string-3a4fca0553807b27 Dec 05 11:13:00.708 INFO [stdout] Dec 05 11:13:00.709 INFO [stdout] running 0 tests Dec 05 11:13:00.709 INFO [stdout] Dec 05 11:13:00.709 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 05 11:13:00.709 INFO [stdout] Dec 05 11:13:00.710 INFO [stderr] su: No module specific data is present Dec 05 11:13:01.120 INFO running `"docker" "inspect" "613f0fc58330d4f6df980c0ce63831e55f63ad987e056e69a3031f0fbb6a59b3"` Dec 05 11:13:01.284 INFO running `"docker" "rm" "-f" "613f0fc58330d4f6df980c0ce63831e55f63ad987e056e69a3031f0fbb6a59b3"` Dec 05 11:13:01.448 INFO [stdout] 613f0fc58330d4f6df980c0ce63831e55f63ad987e056e69a3031f0fbb6a59b3