Dec 12 05:13:06.285 INFO checking virtual-node-0.0.1 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 05:13:06.285 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 05:13:06.704 INFO [stdout] 48e59ce1c661c9745ebd1b727a7e31ceea153843d6544da87c185821f405e388
Dec 12 05:13:06.706 INFO running `"docker" "start" "-a" "48e59ce1c661c9745ebd1b727a7e31ceea153843d6544da87c185821f405e388"`
Dec 12 05:13:08.328 INFO [stderr] usermod: no changes
Dec 12 05:13:08.592 INFO [stderr]    Compiling wasm-bindgen-shared v0.2.29
Dec 12 05:13:08.593 INFO [stderr]    Compiling wasm-bindgen v0.2.29
Dec 12 05:13:08.593 INFO [stderr]    Compiling sourcefile v0.1.4
Dec 12 05:13:08.593 INFO [stderr]    Compiling memchr v2.1.2
Dec 12 05:13:08.593 INFO [stderr]    Compiling atty v0.2.11
Dec 12 05:13:08.604 INFO [stderr]    Compiling failure v0.1.3
Dec 12 05:13:14.311 INFO [stderr]    Compiling nom v4.1.1
Dec 12 05:13:14.311 INFO [stderr]    Compiling aho-corasick v0.6.9
Dec 12 05:13:14.404 INFO [stderr]    Compiling wasm-bindgen-backend v0.2.29
Dec 12 05:13:16.421 INFO [stderr]    Compiling regex v1.1.0
Dec 12 05:13:19.908 INFO [stderr]    Compiling weedle v0.8.0
Dec 12 05:13:31.960 INFO [stderr]    Compiling wasm-bindgen-macro-support v0.2.29
Dec 12 05:13:33.811 INFO [stderr]    Compiling env_logger v0.6.0
Dec 12 05:13:41.408 INFO [stderr]    Compiling wasm-bindgen-macro v0.2.29
Dec 12 05:13:44.890 INFO [stderr]    Compiling wasm-bindgen-webidl v0.2.23
Dec 12 05:13:49.509 INFO [stderr]     Checking js-sys v0.3.6
Dec 12 05:14:01.693 INFO [stderr]    Compiling web-sys v0.3.6
Dec 12 05:14:16.426 INFO [stderr]     Checking virtual-node v0.0.1 (/source)
Dec 12 05:14:18.304 INFO [stderr] warning: unused import: `js_sys::Function`
Dec 12 05:14:18.304 INFO [stderr]   --> src/lib.rs:23:5
Dec 12 05:14:18.304 INFO [stderr]    |
Dec 12 05:14:18.304 INFO [stderr] 23 | use js_sys::Function;
Dec 12 05:14:18.304 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 12 05:14:18.304 INFO [stderr]    |
Dec 12 05:14:18.304 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 12 05:14:18.304 INFO [stderr] 
Dec 12 05:14:18.304 INFO [stderr] warning: unused import: `js_sys::Function`
Dec 12 05:14:18.304 INFO [stderr]  --> src/browser_events.rs:8:5
Dec 12 05:14:18.304 INFO [stderr]   |
Dec 12 05:14:18.304 INFO [stderr] 8 | use js_sys::Function;
Dec 12 05:14:18.304 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 12 05:14:18.304 INFO [stderr] 
Dec 12 05:14:18.304 INFO [stderr] warning: unused import: `wasm_bindgen::JsCast`
Dec 12 05:14:18.304 INFO [stderr]   --> src/browser_events.rs:10:5
Dec 12 05:14:18.304 INFO [stderr]    |
Dec 12 05:14:18.304 INFO [stderr] 10 | use wasm_bindgen::JsCast;
Dec 12 05:14:18.304 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 12 05:14:18.304 INFO [stderr] 
Dec 12 05:14:18.404 INFO [stderr] warning: unused import: `js_sys::Function`
Dec 12 05:14:18.404 INFO [stderr]   --> src/lib.rs:23:5
Dec 12 05:14:18.404 INFO [stderr]    |
Dec 12 05:14:18.404 INFO [stderr] 23 | use js_sys::Function;
Dec 12 05:14:18.404 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 12 05:14:18.404 INFO [stderr]    |
Dec 12 05:14:18.405 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 12 05:14:18.405 INFO [stderr] 
Dec 12 05:14:18.405 INFO [stderr] warning: unused import: `js_sys::Function`
Dec 12 05:14:18.405 INFO [stderr]  --> src/browser_events.rs:8:5
Dec 12 05:14:18.405 INFO [stderr]   |
Dec 12 05:14:18.405 INFO [stderr] 8 | use js_sys::Function;
Dec 12 05:14:18.405 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 12 05:14:18.405 INFO [stderr] 
Dec 12 05:14:18.405 INFO [stderr] warning: unused import: `wasm_bindgen::JsCast`
Dec 12 05:14:18.405 INFO [stderr]   --> src/browser_events.rs:10:5
Dec 12 05:14:18.405 INFO [stderr]    |
Dec 12 05:14:18.405 INFO [stderr] 10 | use wasm_bindgen::JsCast;
Dec 12 05:14:18.405 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 12 05:14:18.405 INFO [stderr] 
Dec 12 05:14:18.405 INFO [stderr] warning: unused import: `super::*`
Dec 12 05:14:18.405 INFO [stderr]    --> src/lib.rs:405:9
Dec 12 05:14:18.405 INFO [stderr]     |
Dec 12 05:14:18.405 INFO [stderr] 405 |     use super::*;
Dec 12 05:14:18.405 INFO [stderr]     |         ^^^^^^^^
Dec 12 05:14:18.405 INFO [stderr] 
Dec 12 05:14:18.644 INFO [stderr] warning: variable does not need to be mutable
Dec 12 05:14:18.644 INFO [stderr]    --> src/lib.rs:217:13
Dec 12 05:14:18.644 INFO [stderr]     |
Dec 12 05:14:18.644 INFO [stderr] 217 |         let mut callback = self.browser_events.oninput.borrow_mut().take();
Dec 12 05:14:18.644 INFO [stderr]     |             ----^^^^^^^^
Dec 12 05:14:18.644 INFO [stderr]     |             |
Dec 12 05:14:18.644 INFO [stderr]     |             help: remove this `mut`
Dec 12 05:14:18.644 INFO [stderr]     |
Dec 12 05:14:18.644 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 12 05:14:18.644 INFO [stderr] 
Dec 12 05:14:18.652 INFO [stderr] warning: variable does not need to be mutable
Dec 12 05:14:18.652 INFO [stderr]    --> src/lib.rs:217:13
Dec 12 05:14:18.652 INFO [stderr]     |
Dec 12 05:14:18.652 INFO [stderr] 217 |         let mut callback = self.browser_events.oninput.borrow_mut().take();
Dec 12 05:14:18.652 INFO [stderr]     |             ----^^^^^^^^
Dec 12 05:14:18.652 INFO [stderr]     |             |
Dec 12 05:14:18.652 INFO [stderr]     |             help: remove this `mut`
Dec 12 05:14:18.652 INFO [stderr]     |
Dec 12 05:14:18.652 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 12 05:14:18.652 INFO [stderr] 
Dec 12 05:14:18.671 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 05:14:18.671 INFO [stderr]    --> src/lib.rs:373:13
Dec 12 05:14:18.671 INFO [stderr]     |
Dec 12 05:14:18.671 INFO [stderr] 373 |             write!(f, ">");
Dec 12 05:14:18.671 INFO [stderr]     |             ^^^^^^^^^^^^^^^
Dec 12 05:14:18.671 INFO [stderr]     |
Dec 12 05:14:18.671 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 05:14:18.671 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 05:14:18.671 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 05:14:18.671 INFO [stderr] 
Dec 12 05:14:18.760 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 05:14:18.760 INFO [stderr]    --> src/lib.rs:373:13
Dec 12 05:14:18.760 INFO [stderr]     |
Dec 12 05:14:18.760 INFO [stderr] 373 |             write!(f, ">");
Dec 12 05:14:18.760 INFO [stderr]     |             ^^^^^^^^^^^^^^^
Dec 12 05:14:18.760 INFO [stderr]     |
Dec 12 05:14:18.760 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 05:14:18.760 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 05:14:18.760 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 05:14:18.760 INFO [stderr] 
Dec 12 05:14:18.812 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
Dec 12 05:14:18.832 INFO [stderr] su: No module specific data is present
Dec 12 05:14:19.502 INFO running `"docker" "inspect" "48e59ce1c661c9745ebd1b727a7e31ceea153843d6544da87c185821f405e388"`
Dec 12 05:14:19.888 INFO running `"docker" "rm" "-f" "48e59ce1c661c9745ebd1b727a7e31ceea153843d6544da87c185821f405e388"`
Dec 12 05:14:20.216 INFO [stdout] 48e59ce1c661c9745ebd1b727a7e31ceea153843d6544da87c185821f405e388