Dec 05 03:08:40.436 INFO checking CastellaFactory/esma-rs against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 03:08:40.437 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 03:08:40.699 INFO [stdout] 4daf5a5bd5fbe09288df385d1480c0b28f20fc3d484b2df07cbc71bf784c6fae
Dec 05 03:08:40.705 INFO running `"docker" "start" "-a" "4daf5a5bd5fbe09288df385d1480c0b28f20fc3d484b2df07cbc71bf784c6fae"`
Dec 05 03:08:41.799 INFO [stderr] usermod: no changes
Dec 05 03:08:41.907 INFO [stderr]     Checking memmap v0.5.2
Dec 05 03:08:41.914 INFO [stderr]     Checking toml v0.4.0
Dec 05 03:08:43.851 INFO [stderr]     Checking esma-rs v0.1.0 (/source)
Dec 05 03:08:45.651 INFO [stderr] warning: unused imports: `App`, `Arg`
Dec 05 03:08:45.651 INFO [stderr]  --> src/main.rs:8:12
Dec 05 03:08:45.651 INFO [stderr]   |
Dec 05 03:08:45.651 INFO [stderr] 8 | use clap::{Arg, App};
Dec 05 03:08:45.651 INFO [stderr]   |            ^^^  ^^^
Dec 05 03:08:45.651 INFO [stderr]   |
Dec 05 03:08:45.651 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 03:08:45.651 INFO [stderr] 
Dec 05 03:08:45.651 INFO [stderr] warning: unused imports: `Mmap`, `Protection`
Dec 05 03:08:45.651 INFO [stderr]  --> src/runner.rs:4:14
Dec 05 03:08:45.651 INFO [stderr]   |
Dec 05 03:08:45.651 INFO [stderr] 4 | use memmap::{Mmap, Protection};
Dec 05 03:08:45.651 INFO [stderr]   |              ^^^^  ^^^^^^^^^^
Dec 05 03:08:45.651 INFO [stderr] 
Dec 05 03:08:45.651 INFO [stderr] warning: unused import: `Arg`
Dec 05 03:08:45.651 INFO [stderr]  --> src/options.rs:1:12
Dec 05 03:08:45.651 INFO [stderr]   |
Dec 05 03:08:45.651 INFO [stderr] 1 | use clap::{Arg, App};
Dec 05 03:08:45.651 INFO [stderr]   |            ^^^
Dec 05 03:08:45.651 INFO [stderr] 
Dec 05 03:08:45.739 INFO [stderr] warning: unused imports: `App`, `Arg`
Dec 05 03:08:45.739 INFO [stderr]  --> src/main.rs:8:12
Dec 05 03:08:45.739 INFO [stderr]   |
Dec 05 03:08:45.739 INFO [stderr] 8 | use clap::{Arg, App};
Dec 05 03:08:45.739 INFO [stderr]   |            ^^^  ^^^
Dec 05 03:08:45.739 INFO [stderr]   |
Dec 05 03:08:45.739 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 03:08:45.739 INFO [stderr] 
Dec 05 03:08:45.739 INFO [stderr] warning: unused imports: `Mmap`, `Protection`
Dec 05 03:08:45.739 INFO [stderr]  --> src/runner.rs:4:14
Dec 05 03:08:45.739 INFO [stderr]   |
Dec 05 03:08:45.739 INFO [stderr] 4 | use memmap::{Mmap, Protection};
Dec 05 03:08:45.739 INFO [stderr]   |              ^^^^  ^^^^^^^^^^
Dec 05 03:08:45.739 INFO [stderr] 
Dec 05 03:08:45.739 INFO [stderr] warning: unused import: `Arg`
Dec 05 03:08:45.739 INFO [stderr]  --> src/options.rs:1:12
Dec 05 03:08:45.739 INFO [stderr]   |
Dec 05 03:08:45.739 INFO [stderr] 1 | use clap::{Arg, App};
Dec 05 03:08:45.739 INFO [stderr]   |            ^^^
Dec 05 03:08:45.739 INFO [stderr] 
Dec 05 03:08:45.863 INFO [stderr] warning: unused variable: `opts`
Dec 05 03:08:45.863 INFO [stderr]   --> src/main.rs:33:9
Dec 05 03:08:45.863 INFO [stderr]    |
Dec 05 03:08:45.863 INFO [stderr] 33 |     let opts = Options::parse();
Dec 05 03:08:45.863 INFO [stderr]    |         ^^^^ help: consider using `_opts` instead
Dec 05 03:08:45.863 INFO [stderr]    |
Dec 05 03:08:45.863 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 03:08:45.863 INFO [stderr] 
Dec 05 03:08:45.863 INFO [stderr] warning: unused variable: `timer`
Dec 05 03:08:45.863 INFO [stderr]   --> src/runner.rs:64:13
Dec 05 03:08:45.863 INFO [stderr]    |
Dec 05 03:08:45.863 INFO [stderr] 64 |         let timer = Timer::new(algo);
Dec 05 03:08:45.863 INFO [stderr]    |             ^^^^^ help: consider using `_timer` instead
Dec 05 03:08:45.863 INFO [stderr] 
Dec 05 03:08:45.863 INFO [stderr] warning: unused variable: `m`
Dec 05 03:08:45.863 INFO [stderr]  --> src/options.rs:9:13
Dec 05 03:08:45.863 INFO [stderr]   |
Dec 05 03:08:45.863 INFO [stderr] 9 |         let m = App::new("esma-rs")
Dec 05 03:08:45.863 INFO [stderr]   |             ^ help: consider using `_m` instead
Dec 05 03:08:45.863 INFO [stderr] 
Dec 05 03:08:45.903 INFO [stderr] warning: method is never used: `start`
Dec 05 03:08:45.903 INFO [stderr]   --> src/grep.rs:20:5
Dec 05 03:08:45.903 INFO [stderr]    |
Dec 05 03:08:45.903 INFO [stderr] 20 |     pub fn start(&self) -> usize {
Dec 05 03:08:45.903 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 03:08:45.903 INFO [stderr]    |
Dec 05 03:08:45.903 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 03:08:45.903 INFO [stderr] 
Dec 05 03:08:46.083 INFO [stderr] warning: unused variable: `opts`
Dec 05 03:08:46.083 INFO [stderr]   --> src/main.rs:33:9
Dec 05 03:08:46.083 INFO [stderr]    |
Dec 05 03:08:46.083 INFO [stderr] 33 |     let opts = Options::parse();
Dec 05 03:08:46.083 INFO [stderr]    |         ^^^^ help: consider using `_opts` instead
Dec 05 03:08:46.083 INFO [stderr]    |
Dec 05 03:08:46.083 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 03:08:46.083 INFO [stderr] 
Dec 05 03:08:46.083 INFO [stderr] warning: unused variable: `timer`
Dec 05 03:08:46.083 INFO [stderr]   --> src/runner.rs:64:13
Dec 05 03:08:46.083 INFO [stderr]    |
Dec 05 03:08:46.083 INFO [stderr] 64 |         let timer = Timer::new(algo);
Dec 05 03:08:46.083 INFO [stderr]    |             ^^^^^ help: consider using `_timer` instead
Dec 05 03:08:46.083 INFO [stderr] 
Dec 05 03:08:46.083 INFO [stderr] warning: unused variable: `m`
Dec 05 03:08:46.083 INFO [stderr]  --> src/options.rs:9:13
Dec 05 03:08:46.083 INFO [stderr]   |
Dec 05 03:08:46.083 INFO [stderr] 9 |         let m = App::new("esma-rs")
Dec 05 03:08:46.083 INFO [stderr]   |             ^ help: consider using `_m` instead
Dec 05 03:08:46.083 INFO [stderr] 
Dec 05 03:08:46.133 INFO [stderr] warning: method is never used: `start`
Dec 05 03:08:46.133 INFO [stderr]   --> src/grep.rs:20:5
Dec 05 03:08:46.133 INFO [stderr]    |
Dec 05 03:08:46.133 INFO [stderr] 20 |     pub fn start(&self) -> usize {
Dec 05 03:08:46.133 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 03:08:46.133 INFO [stderr]    |
Dec 05 03:08:46.133 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 03:08:46.133 INFO [stderr] 
Dec 05 03:08:46.179 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.35s
Dec 05 03:08:46.191 INFO [stderr] su: No module specific data is present
Dec 05 03:08:46.700 INFO running `"docker" "inspect" "4daf5a5bd5fbe09288df385d1480c0b28f20fc3d484b2df07cbc71bf784c6fae"`
Dec 05 03:08:46.854 INFO running `"docker" "rm" "-f" "4daf5a5bd5fbe09288df385d1480c0b28f20fc3d484b2df07cbc71bf784c6fae"`
Dec 05 03:08:46.967 INFO [stdout] 4daf5a5bd5fbe09288df385d1480c0b28f20fc3d484b2df07cbc71bf784c6fae