Dec 05 13:57:09.885 INFO checking fastdl-0.2.0 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 13:57:09.885 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 13:57:10.195 INFO [stdout] 89ca5ed8b35af81bc12232023c9639cfb846a895e565a70edbe159ad75424921
Dec 05 13:57:10.197 INFO running `"docker" "start" "-a" "89ca5ed8b35af81bc12232023c9639cfb846a895e565a70edbe159ad75424921"`
Dec 05 13:57:10.840 INFO [stderr] usermod: no changes
Dec 05 13:57:10.904 INFO [stderr]     Checking fastdl v0.2.0 (/source)
Dec 05 13:57:11.347 INFO [stderr] warning: unused import: `std::mem::transmute`
Dec 05 13:57:11.347 INFO [stderr]  --> src/lib.rs:4:5
Dec 05 13:57:11.347 INFO [stderr]   |
Dec 05 13:57:11.347 INFO [stderr] 4 | use std::mem::transmute;
Dec 05 13:57:11.347 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 05 13:57:11.347 INFO [stderr]   |
Dec 05 13:57:11.347 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 13:57:11.347 INFO [stderr] 
Dec 05 13:57:11.359 INFO [stderr] warning: unused variable: `filename`
Dec 05 13:57:11.359 INFO [stderr]   --> src/lib.rs:14:16
Dec 05 13:57:11.359 INFO [stderr]    |
Dec 05 13:57:11.359 INFO [stderr] 14 |     pub fn new(filename: &str) -> Result<Library<'a>> {
Dec 05 13:57:11.359 INFO [stderr]    |                ^^^^^^^^ help: consider using `_filename` instead
Dec 05 13:57:11.359 INFO [stderr]    |
Dec 05 13:57:11.359 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 13:57:11.359 INFO [stderr] 
Dec 05 13:57:11.359 INFO [stderr] warning: unused variable: `symbol`
Dec 05 13:57:11.359 INFO [stderr]   --> src/lib.rs:17:40
Dec 05 13:57:11.359 INFO [stderr]    |
Dec 05 13:57:11.359 INFO [stderr] 17 |     pub unsafe fn get<T>(&'a mut self, symbol: &'a str) -> Result<&'a libloading::Symbol<'a, T>> {
Dec 05 13:57:11.359 INFO [stderr]    |                                        ^^^^^^ help: consider using `_symbol` instead
Dec 05 13:57:11.359 INFO [stderr] 
Dec 05 13:57:11.359 INFO [stderr] warning: field is never used: `lib`
Dec 05 13:57:11.359 INFO [stderr]  --> src/lib.rs:9:5
Dec 05 13:57:11.359 INFO [stderr]   |
Dec 05 13:57:11.359 INFO [stderr] 9 |     lib: libloading::Library,
Dec 05 13:57:11.359 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:57:11.359 INFO [stderr]   |
Dec 05 13:57:11.359 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 13:57:11.359 INFO [stderr] 
Dec 05 13:57:11.359 INFO [stderr] warning: field is never used: `fn_map`
Dec 05 13:57:11.359 INFO [stderr]   --> src/lib.rs:10:5
Dec 05 13:57:11.359 INFO [stderr]    |
Dec 05 13:57:11.359 INFO [stderr] 10 |     fn_map: HashMap<&'a str, libloading::Symbol<'a, *const ()>>
Dec 05 13:57:11.359 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:57:11.359 INFO [stderr] 
Dec 05 13:57:11.445 INFO [stderr] warning: unused import: `std::mem::transmute`
Dec 05 13:57:11.445 INFO [stderr]  --> src/lib.rs:4:5
Dec 05 13:57:11.445 INFO [stderr]   |
Dec 05 13:57:11.445 INFO [stderr] 4 | use std::mem::transmute;
Dec 05 13:57:11.445 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 05 13:57:11.445 INFO [stderr]   |
Dec 05 13:57:11.445 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 13:57:11.445 INFO [stderr] 
Dec 05 13:57:11.482 INFO [stderr] warning: unused variable: `filename`
Dec 05 13:57:11.483 INFO [stderr]   --> src/lib.rs:14:16
Dec 05 13:57:11.483 INFO [stderr]    |
Dec 05 13:57:11.483 INFO [stderr] 14 |     pub fn new(filename: &str) -> Result<Library<'a>> {
Dec 05 13:57:11.483 INFO [stderr]    |                ^^^^^^^^ help: consider using `_filename` instead
Dec 05 13:57:11.483 INFO [stderr]    |
Dec 05 13:57:11.483 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 13:57:11.483 INFO [stderr] 
Dec 05 13:57:11.483 INFO [stderr] warning: unused variable: `symbol`
Dec 05 13:57:11.483 INFO [stderr]   --> src/lib.rs:17:40
Dec 05 13:57:11.483 INFO [stderr]    |
Dec 05 13:57:11.483 INFO [stderr] 17 |     pub unsafe fn get<T>(&'a mut self, symbol: &'a str) -> Result<&'a libloading::Symbol<'a, T>> {
Dec 05 13:57:11.483 INFO [stderr]    |                                        ^^^^^^ help: consider using `_symbol` instead
Dec 05 13:57:11.483 INFO [stderr] 
Dec 05 13:57:11.483 INFO [stderr] warning: field is never used: `lib`
Dec 05 13:57:11.483 INFO [stderr]  --> src/lib.rs:9:5
Dec 05 13:57:11.483 INFO [stderr]   |
Dec 05 13:57:11.483 INFO [stderr] 9 |     lib: libloading::Library,
Dec 05 13:57:11.483 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:57:11.483 INFO [stderr]   |
Dec 05 13:57:11.483 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 13:57:11.483 INFO [stderr] 
Dec 05 13:57:11.483 INFO [stderr] warning: field is never used: `fn_map`
Dec 05 13:57:11.483 INFO [stderr]   --> src/lib.rs:10:5
Dec 05 13:57:11.483 INFO [stderr]    |
Dec 05 13:57:11.483 INFO [stderr] 10 |     fn_map: HashMap<&'a str, libloading::Symbol<'a, *const ()>>
Dec 05 13:57:11.483 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:57:11.483 INFO [stderr] 
Dec 05 13:57:11.495 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
Dec 05 13:57:11.501 INFO [stderr] su: No module specific data is present
Dec 05 13:57:11.849 INFO running `"docker" "inspect" "89ca5ed8b35af81bc12232023c9639cfb846a895e565a70edbe159ad75424921"`
Dec 05 13:57:12.056 INFO running `"docker" "rm" "-f" "89ca5ed8b35af81bc12232023c9639cfb846a895e565a70edbe159ad75424921"`
Dec 05 13:57:12.259 INFO [stdout] 89ca5ed8b35af81bc12232023c9639cfb846a895e565a70edbe159ad75424921