Dec 07 06:18:12.859 INFO testing neuroflow-0.1.3 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 06:18:12.859 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 07 06:18:13.118 INFO [stdout] 54c54dc10f9d72ce375f1202b0070a8a640e21735e1395f6db59d11dede2f997
Dec 07 06:18:13.123 INFO running `"docker" "start" "-a" "54c54dc10f9d72ce375f1202b0070a8a640e21735e1395f6db59d11dede2f997"`
Dec 07 06:18:13.674 INFO [stderr] usermod: no changes
Dec 07 06:18:13.747 INFO [stderr]    Compiling neuroflow v0.1.3 (/source)
Dec 07 06:18:14.764 INFO [stderr] warning: unused variable: `nn`
Dec 07 06:18:14.764 INFO [stderr]   --> src/estimators/mod.rs:26:12
Dec 07 06:18:14.764 INFO [stderr]    |
Dec 07 06:18:14.764 INFO [stderr] 26 | pub fn OBS(nn: &super::FeedForward) {
Dec 07 06:18:14.764 INFO [stderr]    |            ^^ help: consider using `_nn` instead
Dec 07 06:18:14.764 INFO [stderr]    |
Dec 07 06:18:14.764 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 07 06:18:14.764 INFO [stderr] 
Dec 07 06:18:14.764 INFO [stderr] warning: unused variable: `obj`
Dec 07 06:18:14.764 INFO [stderr]   --> src/io/mod.rs:85:37
Dec 07 06:18:14.764 INFO [stderr]    |
Dec 07 06:18:14.764 INFO [stderr] 85 | pub fn to_json<T: serde::Serialize>(obj: T) {
Dec 07 06:18:14.764 INFO [stderr]    |                                     ^^^ help: consider using `_obj` instead
Dec 07 06:18:14.764 INFO [stderr] 
Dec 07 06:18:14.764 INFO [stderr] warning: unused variable: `s`
Dec 07 06:18:14.764 INFO [stderr]   --> src/io/mod.rs:90:18
Dec 07 06:18:14.765 INFO [stderr]    |
Dec 07 06:18:14.765 INFO [stderr] 90 | pub fn from_json(s: &str){
Dec 07 06:18:14.765 INFO [stderr]    |                  ^ help: consider using `_s` instead
Dec 07 06:18:14.765 INFO [stderr] 
Dec 07 06:18:15.500 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
Dec 07 06:18:15.502 INFO [stderr] su: No module specific data is present
Dec 07 06:18:16.078 INFO running `"docker" "inspect" "54c54dc10f9d72ce375f1202b0070a8a640e21735e1395f6db59d11dede2f997"`
Dec 07 06:18:16.298 INFO running `"docker" "rm" "-f" "54c54dc10f9d72ce375f1202b0070a8a640e21735e1395f6db59d11dede2f997"`
Dec 07 06:18:16.527 INFO [stdout] 54c54dc10f9d72ce375f1202b0070a8a640e21735e1395f6db59d11dede2f997
Dec 07 06:18:16.532 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 07 06:18:17.004 INFO [stdout] 9e2eb1554257483f980fa9434de07c4df258c41a7297fb0a22838f825021e56e
Dec 07 06:18:17.005 INFO running `"docker" "start" "-a" "9e2eb1554257483f980fa9434de07c4df258c41a7297fb0a22838f825021e56e"`
Dec 07 06:18:17.436 INFO [stderr] usermod: no changes
Dec 07 06:18:17.500 INFO [stderr]    Compiling neuroflow v0.1.3 (/source)
Dec 07 06:18:18.488 INFO [stderr] warning: unused variable: `nn`
Dec 07 06:18:18.488 INFO [stderr]   --> src/estimators/mod.rs:26:12
Dec 07 06:18:18.488 INFO [stderr]    |
Dec 07 06:18:18.488 INFO [stderr] 26 | pub fn OBS(nn: &super::FeedForward) {
Dec 07 06:18:18.488 INFO [stderr]    |            ^^ help: consider using `_nn` instead
Dec 07 06:18:18.488 INFO [stderr]    |
Dec 07 06:18:18.488 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 07 06:18:18.488 INFO [stderr] 
Dec 07 06:18:18.488 INFO [stderr] warning: unused variable: `obj`
Dec 07 06:18:18.488 INFO [stderr]   --> src/io/mod.rs:85:37
Dec 07 06:18:18.488 INFO [stderr]    |
Dec 07 06:18:18.488 INFO [stderr] 85 | pub fn to_json<T: serde::Serialize>(obj: T) {
Dec 07 06:18:18.489 INFO [stderr]    |                                     ^^^ help: consider using `_obj` instead
Dec 07 06:18:18.489 INFO [stderr] 
Dec 07 06:18:18.489 INFO [stderr] warning: unused variable: `s`
Dec 07 06:18:18.489 INFO [stderr]   --> src/io/mod.rs:90:18
Dec 07 06:18:18.489 INFO [stderr]    |
Dec 07 06:18:18.489 INFO [stderr] 90 | pub fn from_json(s: &str){
Dec 07 06:18:18.489 INFO [stderr]    |                  ^ help: consider using `_s` instead
Dec 07 06:18:18.489 INFO [stderr] 
Dec 07 06:18:18.787 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
Dec 07 06:18:18.793 INFO [stderr] su: No module specific data is present
Dec 07 06:18:19.106 INFO running `"docker" "inspect" "9e2eb1554257483f980fa9434de07c4df258c41a7297fb0a22838f825021e56e"`
Dec 07 06:18:19.227 INFO running `"docker" "rm" "-f" "9e2eb1554257483f980fa9434de07c4df258c41a7297fb0a22838f825021e56e"`
Dec 07 06:18:19.306 INFO [stdout] 9e2eb1554257483f980fa9434de07c4df258c41a7297fb0a22838f825021e56e