Dec 05 14:12:28.118 INFO checking engine-io-0.1.4 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 14:12:28.118 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 05 14:12:28.555 INFO [stdout] ec3ac2dc24721e91b25033c0c79377521c91068daf4ecbc87393b7cbabd9de35
Dec 05 14:12:28.563 INFO running `"docker" "start" "-a" "ec3ac2dc24721e91b25033c0c79377521c91068daf4ecbc87393b7cbabd9de35"`
Dec 05 14:12:30.120 INFO [stderr] usermod: no changes
Dec 05 14:12:30.318 INFO [stderr]     Checking engine-io v0.1.4 (/source)
Dec 05 14:12:35.407 INFO [stderr] warning: unused variable: `b64`
Dec 05 14:12:35.407 INFO [stderr]    --> src/packet.rs:213:38
Dec 05 14:12:35.407 INFO [stderr]     |
Dec 05 14:12:35.407 INFO [stderr] 213 | pub fn decode_payload(data: Vec<u8>, b64: bool, xhr2: bool) -> Result<Vec<Packet>, Error> {
Dec 05 14:12:35.407 INFO [stderr]     |                                      ^^^ help: consider using `_b64` instead
Dec 05 14:12:35.407 INFO [stderr]     |
Dec 05 14:12:35.407 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 05 14:12:35.407 INFO [stderr] 
Dec 05 14:12:35.407 INFO [stderr] warning: unused variable: `e`
Dec 05 14:12:35.407 INFO [stderr]    --> src/server.rs:311:33
Dec 05 14:12:35.407 INFO [stderr]     |
Dec 05 14:12:35.407 INFO [stderr] 311 |                             Err(e) => {
Dec 05 14:12:35.407 INFO [stderr]     |                                 ^ help: consider using `_e` instead
Dec 05 14:12:35.407 INFO [stderr] 
Dec 05 14:12:35.407 INFO [stderr] warning: unused variable: `b64`
Dec 05 14:12:35.407 INFO [stderr]    --> src/packet.rs:213:38
Dec 05 14:12:35.407 INFO [stderr]     |
Dec 05 14:12:35.407 INFO [stderr] 213 | pub fn decode_payload(data: Vec<u8>, b64: bool, xhr2: bool) -> Result<Vec<Packet>, Error> {
Dec 05 14:12:35.407 INFO [stderr]     |                                      ^^^ help: consider using `_b64` instead
Dec 05 14:12:35.407 INFO [stderr]     |
Dec 05 14:12:35.407 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 05 14:12:35.407 INFO [stderr] 
Dec 05 14:12:35.409 INFO [stderr] warning: unused variable: `e`
Dec 05 14:12:35.409 INFO [stderr]    --> src/server.rs:311:33
Dec 05 14:12:35.409 INFO [stderr]     |
Dec 05 14:12:35.409 INFO [stderr] 311 |                             Err(e) => {
Dec 05 14:12:35.409 INFO [stderr]     |                                 ^ help: consider using `_e` instead
Dec 05 14:12:35.409 INFO [stderr] 
Dec 05 14:12:35.507 INFO [stderr] warning: unused return value of `std::str::<impl str>::replace` that must be used
Dec 05 14:12:35.507 INFO [stderr]    --> src/server.rs:291:25
Dec 05 14:12:35.507 INFO [stderr]     |
Dec 05 14:12:35.507 INFO [stderr] 291 |                         val.replace("\\n", "\n");
Dec 05 14:12:35.507 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:12:35.507 INFO [stderr]     |
Dec 05 14:12:35.507 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 05 14:12:35.507 INFO [stderr]     = note: this returns the replaced string as a new allocation, without modifying the original
Dec 05 14:12:35.507 INFO [stderr] 
Dec 05 14:12:35.507 INFO [stderr] warning: unused return value of `std::str::<impl str>::replace` that must be used
Dec 05 14:12:35.507 INFO [stderr]    --> src/server.rs:291:25
Dec 05 14:12:35.507 INFO [stderr]     |
Dec 05 14:12:35.507 INFO [stderr] 291 |                         val.replace("\\n", "\n");
Dec 05 14:12:35.507 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:12:35.507 INFO [stderr]     |
Dec 05 14:12:35.507 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 05 14:12:35.507 INFO [stderr]     = note: this returns the replaced string as a new allocation, without modifying the original
Dec 05 14:12:35.507 INFO [stderr] 
Dec 05 14:12:35.547 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.40s
Dec 05 14:12:35.550 INFO [stderr] su: No module specific data is present
Dec 05 14:12:36.110 INFO running `"docker" "inspect" "ec3ac2dc24721e91b25033c0c79377521c91068daf4ecbc87393b7cbabd9de35"`
Dec 05 14:12:36.439 INFO running `"docker" "rm" "-f" "ec3ac2dc24721e91b25033c0c79377521c91068daf4ecbc87393b7cbabd9de35"`
Dec 05 14:12:36.843 INFO [stdout] ec3ac2dc24721e91b25033c0c79377521c91068daf4ecbc87393b7cbabd9de35