Dec 12 15:27:51.132 INFO checking engine-io-0.1.4 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 15:27:51.132 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 12 15:27:51.456 INFO [stdout] 8e4e66f977127d0ea74c80f4af1ca337618d2cc63b0f6151838b53c9e48e71b9
Dec 12 15:27:51.462 INFO running `"docker" "start" "-a" "8e4e66f977127d0ea74c80f4af1ca337618d2cc63b0f6151838b53c9e48e71b9"`
Dec 12 15:27:53.095 INFO [stderr] usermod: no changes
Dec 12 15:27:53.256 INFO [stderr]     Checking hyper v0.9.18
Dec 12 15:27:57.685 INFO [stderr]     Checking iron v0.4.0
Dec 12 15:28:00.422 INFO [stderr]     Checking engine-io v0.1.4 (/source)
Dec 12 15:28:04.320 INFO [stderr] warning: unused variable: `b64`
Dec 12 15:28:04.320 INFO [stderr]    --> src/packet.rs:213:38
Dec 12 15:28:04.320 INFO [stderr]     |
Dec 12 15:28:04.320 INFO [stderr] 213 | pub fn decode_payload(data: Vec<u8>, b64: bool, xhr2: bool) -> Result<Vec<Packet>, Error> {
Dec 12 15:28:04.320 INFO [stderr]     |                                      ^^^ help: consider using `_b64` instead
Dec 12 15:28:04.320 INFO [stderr]     |
Dec 12 15:28:04.320 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 12 15:28:04.320 INFO [stderr] 
Dec 12 15:28:04.320 INFO [stderr] warning: unused variable: `e`
Dec 12 15:28:04.320 INFO [stderr]    --> src/server.rs:311:33
Dec 12 15:28:04.320 INFO [stderr]     |
Dec 12 15:28:04.320 INFO [stderr] 311 |                             Err(e) => {
Dec 12 15:28:04.320 INFO [stderr]     |                                 ^ help: consider using `_e` instead
Dec 12 15:28:04.320 INFO [stderr] 
Dec 12 15:28:04.408 INFO [stderr] warning: unused return value of `std::str::<impl str>::replace` that must be used
Dec 12 15:28:04.408 INFO [stderr]    --> src/server.rs:291:25
Dec 12 15:28:04.408 INFO [stderr]     |
Dec 12 15:28:04.408 INFO [stderr] 291 |                         val.replace("\\n", "\n");
Dec 12 15:28:04.408 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 15:28:04.408 INFO [stderr]     |
Dec 12 15:28:04.408 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 15:28:04.408 INFO [stderr]     = note: this returns the replaced string as a new allocation, without modifying the original
Dec 12 15:28:04.408 INFO [stderr] 
Dec 12 15:28:04.499 INFO [stderr] warning: unused variable: `b64`
Dec 12 15:28:04.499 INFO [stderr]    --> src/packet.rs:213:38
Dec 12 15:28:04.499 INFO [stderr]     |
Dec 12 15:28:04.499 INFO [stderr] 213 | pub fn decode_payload(data: Vec<u8>, b64: bool, xhr2: bool) -> Result<Vec<Packet>, Error> {
Dec 12 15:28:04.499 INFO [stderr]     |                                      ^^^ help: consider using `_b64` instead
Dec 12 15:28:04.499 INFO [stderr]     |
Dec 12 15:28:04.499 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 12 15:28:04.499 INFO [stderr] 
Dec 12 15:28:04.500 INFO [stderr] warning: unused variable: `e`
Dec 12 15:28:04.500 INFO [stderr]    --> src/server.rs:311:33
Dec 12 15:28:04.500 INFO [stderr]     |
Dec 12 15:28:04.500 INFO [stderr] 311 |                             Err(e) => {
Dec 12 15:28:04.500 INFO [stderr]     |                                 ^ help: consider using `_e` instead
Dec 12 15:28:04.500 INFO [stderr] 
Dec 12 15:28:04.587 INFO [stderr] warning: unused return value of `std::str::<impl str>::replace` that must be used
Dec 12 15:28:04.587 INFO [stderr]    --> src/server.rs:291:25
Dec 12 15:28:04.587 INFO [stderr]     |
Dec 12 15:28:04.587 INFO [stderr] 291 |                         val.replace("\\n", "\n");
Dec 12 15:28:04.587 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 15:28:04.587 INFO [stderr]     |
Dec 12 15:28:04.587 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 15:28:04.587 INFO [stderr]     = note: this returns the replaced string as a new allocation, without modifying the original
Dec 12 15:28:04.587 INFO [stderr] 
Dec 12 15:28:04.606 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.48s
Dec 12 15:28:04.613 INFO [stderr] su: No module specific data is present
Dec 12 15:28:05.046 INFO running `"docker" "inspect" "8e4e66f977127d0ea74c80f4af1ca337618d2cc63b0f6151838b53c9e48e71b9"`
Dec 12 15:28:05.237 INFO running `"docker" "rm" "-f" "8e4e66f977127d0ea74c80f4af1ca337618d2cc63b0f6151838b53c9e48e71b9"`
Dec 12 15:28:05.352 INFO [stdout] 8e4e66f977127d0ea74c80f4af1ca337618d2cc63b0f6151838b53c9e48e71b9