Dec 12 15:24:54.776 INFO checking epitaph-0.2.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 15:24:54.776 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 15:24:54.980 INFO [stdout] 460317cbb9b39d9bacf662b41a74678b0630964f1b0db67f3f0205b0136f61ae
Dec 12 15:24:54.982 INFO running `"docker" "start" "-a" "460317cbb9b39d9bacf662b41a74678b0630964f1b0db67f3f0205b0136f61ae"`
Dec 12 15:24:55.788 INFO [stderr] usermod: no changes
Dec 12 15:24:55.864 INFO [stderr] warning: dependency (alternate-future) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
Dec 12 15:24:55.877 INFO [stderr]     Checking epitaph v0.2.0 (/source)
Dec 12 15:24:58.020 INFO [stderr] warning: unused import: `std::error::Error`
Dec 12 15:24:58.020 INFO [stderr]  --> tests/func.rs:6:5
Dec 12 15:24:58.020 INFO [stderr]   |
Dec 12 15:24:58.020 INFO [stderr] 6 | use std::error::Error as StdError;
Dec 12 15:24:58.020 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 12 15:24:58.020 INFO [stderr]   |
Dec 12 15:24:58.020 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 15:24:58.020 INFO [stderr] 
Dec 12 15:24:58.020 INFO [stderr] warning: unused import: `epitaph::DetailedError`
Dec 12 15:24:58.020 INFO [stderr]  --> tests/func.rs:8:5
Dec 12 15:24:58.020 INFO [stderr]   |
Dec 12 15:24:58.020 INFO [stderr] 8 | use epitaph::DetailedError;
Dec 12 15:24:58.020 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 12 15:24:58.020 INFO [stderr] 
Dec 12 15:24:58.044 INFO [stderr] warning: function is never used: `fail_func`
Dec 12 15:24:58.044 INFO [stderr]   --> tests/func.rs:15:1
Dec 12 15:24:58.044 INFO [stderr]    |
Dec 12 15:24:58.044 INFO [stderr] 15 | fn fail_func () -> Result<i32, Error>
Dec 12 15:24:58.044 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 15:24:58.044 INFO [stderr]    |
Dec 12 15:24:58.044 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 15:24:58.044 INFO [stderr] 
Dec 12 15:24:58.264 INFO [stderr] warning: unused import: `std::error::Error`
Dec 12 15:24:58.264 INFO [stderr]  --> tests/tests.rs:6:5
Dec 12 15:24:58.264 INFO [stderr]   |
Dec 12 15:24:58.264 INFO [stderr] 6 | use std::error::Error as StdError;
Dec 12 15:24:58.264 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 12 15:24:58.264 INFO [stderr]   |
Dec 12 15:24:58.264 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 15:24:58.264 INFO [stderr] 
Dec 12 15:24:58.353 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.53s
Dec 12 15:24:58.356 INFO [stderr] su: No module specific data is present
Dec 12 15:24:59.164 INFO running `"docker" "inspect" "460317cbb9b39d9bacf662b41a74678b0630964f1b0db67f3f0205b0136f61ae"`
Dec 12 15:24:59.412 INFO running `"docker" "rm" "-f" "460317cbb9b39d9bacf662b41a74678b0630964f1b0db67f3f0205b0136f61ae"`
Dec 12 15:24:59.628 INFO [stdout] 460317cbb9b39d9bacf662b41a74678b0630964f1b0db67f3f0205b0136f61ae