Dec 14 11:30:42.666 INFO testing CastellaFactory/esma-rs against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 11:30:42.666 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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 14 11:30:43.046 INFO [stdout] 1823ae6c338d681b317b7b29c4df585279d91fb875a726ee2d474ed4eced7f6f
Dec 14 11:30:43.048 INFO running `"docker" "start" "-a" "1823ae6c338d681b317b7b29c4df585279d91fb875a726ee2d474ed4eced7f6f"`
Dec 14 11:30:44.783 INFO [stderr] usermod: no changes
Dec 14 11:30:44.951 INFO [stderr]    Compiling memmap v0.5.2
Dec 14 11:30:44.951 INFO [stderr]    Compiling toml v0.4.0
Dec 14 11:30:44.955 INFO [stderr]    Compiling clap v2.24.0
Dec 14 11:31:03.533 INFO [stderr]    Compiling esma-rs v0.1.0 (/source)
Dec 14 11:31:04.551 INFO [stderr] warning: unused imports: `App`, `Arg`
Dec 14 11:31:04.551 INFO [stderr]  --> src/main.rs:8:12
Dec 14 11:31:04.551 INFO [stderr]   |
Dec 14 11:31:04.551 INFO [stderr] 8 | use clap::{Arg, App};
Dec 14 11:31:04.551 INFO [stderr]   |            ^^^  ^^^
Dec 14 11:31:04.551 INFO [stderr]   |
Dec 14 11:31:04.551 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 11:31:04.551 INFO [stderr] 
Dec 14 11:31:04.551 INFO [stderr] warning: unused imports: `Mmap`, `Protection`
Dec 14 11:31:04.551 INFO [stderr]  --> src/runner.rs:4:14
Dec 14 11:31:04.551 INFO [stderr]   |
Dec 14 11:31:04.551 INFO [stderr] 4 | use memmap::{Mmap, Protection};
Dec 14 11:31:04.551 INFO [stderr]   |              ^^^^  ^^^^^^^^^^
Dec 14 11:31:04.551 INFO [stderr] 
Dec 14 11:31:04.551 INFO [stderr] warning: unused import: `Arg`
Dec 14 11:31:04.551 INFO [stderr]  --> src/options.rs:1:12
Dec 14 11:31:04.551 INFO [stderr]   |
Dec 14 11:31:04.551 INFO [stderr] 1 | use clap::{Arg, App};
Dec 14 11:31:04.551 INFO [stderr]   |            ^^^
Dec 14 11:31:04.551 INFO [stderr] 
Dec 14 11:31:04.743 INFO [stderr] warning: unused variable: `opts`
Dec 14 11:31:04.743 INFO [stderr]   --> src/main.rs:33:9
Dec 14 11:31:04.743 INFO [stderr]    |
Dec 14 11:31:04.743 INFO [stderr] 33 |     let opts = Options::parse();
Dec 14 11:31:04.743 INFO [stderr]    |         ^^^^ help: consider using `_opts` instead
Dec 14 11:31:04.743 INFO [stderr]    |
Dec 14 11:31:04.743 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 11:31:04.743 INFO [stderr] 
Dec 14 11:31:04.743 INFO [stderr] warning: unused variable: `timer`
Dec 14 11:31:04.743 INFO [stderr]   --> src/runner.rs:64:13
Dec 14 11:31:04.743 INFO [stderr]    |
Dec 14 11:31:04.743 INFO [stderr] 64 |         let timer = Timer::new(algo);
Dec 14 11:31:04.743 INFO [stderr]    |             ^^^^^ help: consider using `_timer` instead
Dec 14 11:31:04.743 INFO [stderr] 
Dec 14 11:31:04.743 INFO [stderr] warning: unused variable: `m`
Dec 14 11:31:04.743 INFO [stderr]  --> src/options.rs:9:13
Dec 14 11:31:04.743 INFO [stderr]   |
Dec 14 11:31:04.743 INFO [stderr] 9 |         let m = App::new("esma-rs")
Dec 14 11:31:04.743 INFO [stderr]   |             ^ help: consider using `_m` instead
Dec 14 11:31:04.743 INFO [stderr] 
Dec 14 11:31:04.788 INFO [stderr] warning: method is never used: `start`
Dec 14 11:31:04.788 INFO [stderr]   --> src/grep.rs:20:5
Dec 14 11:31:04.788 INFO [stderr]    |
Dec 14 11:31:04.788 INFO [stderr] 20 |     pub fn start(&self) -> usize {
Dec 14 11:31:04.788 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:31:04.788 INFO [stderr]    |
Dec 14 11:31:04.788 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 14 11:31:04.788 INFO [stderr] 
Dec 14 11:31:05.947 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.13s
Dec 14 11:31:05.949 INFO [stderr] su: No module specific data is present
Dec 14 11:31:06.415 INFO running `"docker" "inspect" "1823ae6c338d681b317b7b29c4df585279d91fb875a726ee2d474ed4eced7f6f"`
Dec 14 11:31:06.560 INFO running `"docker" "rm" "-f" "1823ae6c338d681b317b7b29c4df585279d91fb875a726ee2d474ed4eced7f6f"`
Dec 14 11:31:06.722 INFO [stdout] 1823ae6c338d681b317b7b29c4df585279d91fb875a726ee2d474ed4eced7f6f
Dec 14 11:31:06.729 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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 14 11:31:07.059 INFO [stdout] 518fd077ee1da0f3c3b8d5b624519ad93481dd4a592458d1c557809dca0ded75
Dec 14 11:31:07.071 INFO running `"docker" "start" "-a" "518fd077ee1da0f3c3b8d5b624519ad93481dd4a592458d1c557809dca0ded75"`
Dec 14 11:31:07.946 INFO [stderr] usermod: no changes
Dec 14 11:31:08.080 INFO [stderr]    Compiling esma-rs v0.1.0 (/source)
Dec 14 11:31:09.247 INFO [stderr] warning: unused imports: `App`, `Arg`
Dec 14 11:31:09.247 INFO [stderr]  --> src/main.rs:8:12
Dec 14 11:31:09.247 INFO [stderr]   |
Dec 14 11:31:09.247 INFO [stderr] 8 | use clap::{Arg, App};
Dec 14 11:31:09.247 INFO [stderr]   |            ^^^  ^^^
Dec 14 11:31:09.247 INFO [stderr]   |
Dec 14 11:31:09.247 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 11:31:09.247 INFO [stderr] 
Dec 14 11:31:09.247 INFO [stderr] warning: unused imports: `Mmap`, `Protection`
Dec 14 11:31:09.247 INFO [stderr]  --> src/runner.rs:4:14
Dec 14 11:31:09.247 INFO [stderr]   |
Dec 14 11:31:09.247 INFO [stderr] 4 | use memmap::{Mmap, Protection};
Dec 14 11:31:09.247 INFO [stderr]   |              ^^^^  ^^^^^^^^^^
Dec 14 11:31:09.247 INFO [stderr] 
Dec 14 11:31:09.247 INFO [stderr] warning: unused import: `Arg`
Dec 14 11:31:09.247 INFO [stderr]  --> src/options.rs:1:12
Dec 14 11:31:09.247 INFO [stderr]   |
Dec 14 11:31:09.247 INFO [stderr] 1 | use clap::{Arg, App};
Dec 14 11:31:09.247 INFO [stderr]   |            ^^^
Dec 14 11:31:09.247 INFO [stderr] 
Dec 14 11:31:09.403 INFO [stderr] warning: unused variable: `opts`
Dec 14 11:31:09.403 INFO [stderr]   --> src/main.rs:33:9
Dec 14 11:31:09.403 INFO [stderr]    |
Dec 14 11:31:09.403 INFO [stderr] 33 |     let opts = Options::parse();
Dec 14 11:31:09.403 INFO [stderr]    |         ^^^^ help: consider using `_opts` instead
Dec 14 11:31:09.403 INFO [stderr]    |
Dec 14 11:31:09.403 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 11:31:09.403 INFO [stderr] 
Dec 14 11:31:09.403 INFO [stderr] warning: unused variable: `timer`
Dec 14 11:31:09.403 INFO [stderr]   --> src/runner.rs:64:13
Dec 14 11:31:09.403 INFO [stderr]    |
Dec 14 11:31:09.403 INFO [stderr] 64 |         let timer = Timer::new(algo);
Dec 14 11:31:09.403 INFO [stderr]    |             ^^^^^ help: consider using `_timer` instead
Dec 14 11:31:09.403 INFO [stderr] 
Dec 14 11:31:09.403 INFO [stderr] warning: unused variable: `m`
Dec 14 11:31:09.403 INFO [stderr]  --> src/options.rs:9:13
Dec 14 11:31:09.403 INFO [stderr]   |
Dec 14 11:31:09.403 INFO [stderr] 9 |         let m = App::new("esma-rs")
Dec 14 11:31:09.403 INFO [stderr]   |             ^ help: consider using `_m` instead
Dec 14 11:31:09.403 INFO [stderr] 
Dec 14 11:31:09.455 INFO [stderr] warning: method is never used: `start`
Dec 14 11:31:09.455 INFO [stderr]   --> src/grep.rs:20:5
Dec 14 11:31:09.455 INFO [stderr]    |
Dec 14 11:31:09.455 INFO [stderr] 20 |     pub fn start(&self) -> usize {
Dec 14 11:31:09.455 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:31:09.455 INFO [stderr]    |
Dec 14 11:31:09.455 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 14 11:31:09.455 INFO [stderr] 
Dec 14 11:31:09.748 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
Dec 14 11:31:09.754 INFO [stderr] su: No module specific data is present
Dec 14 11:31:10.392 INFO running `"docker" "inspect" "518fd077ee1da0f3c3b8d5b624519ad93481dd4a592458d1c557809dca0ded75"`
Dec 14 11:31:10.781 INFO running `"docker" "rm" "-f" "518fd077ee1da0f3c3b8d5b624519ad93481dd4a592458d1c557809dca0ded75"`
Dec 14 11:31:11.153 INFO [stdout] 518fd077ee1da0f3c3b8d5b624519ad93481dd4a592458d1c557809dca0ded75
Dec 14 11:31:11.157 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-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 14 11:31:11.679 INFO [stdout] d9658030b5e547e9021d1127cdcc388ad85d6f8515c96499fc37e03e4a90b7de
Dec 14 11:31:11.682 INFO running `"docker" "start" "-a" "d9658030b5e547e9021d1127cdcc388ad85d6f8515c96499fc37e03e4a90b7de"`
Dec 14 11:31:13.011 INFO [stderr] usermod: no changes
Dec 14 11:31:13.155 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
Dec 14 11:31:13.171 INFO [stderr]      Running /target/debug/deps/esma_rs-f6a7593459733e0e
Dec 14 11:31:13.178 INFO [stdout] 
Dec 14 11:31:13.178 INFO [stdout] running 0 tests
Dec 14 11:31:13.178 INFO [stdout] 
Dec 14 11:31:13.178 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 11:31:13.178 INFO [stdout] 
Dec 14 11:31:13.181 INFO [stderr] su: No module specific data is present
Dec 14 11:31:14.147 INFO running `"docker" "inspect" "d9658030b5e547e9021d1127cdcc388ad85d6f8515c96499fc37e03e4a90b7de"`
Dec 14 11:31:14.485 INFO running `"docker" "rm" "-f" "d9658030b5e547e9021d1127cdcc388ad85d6f8515c96499fc37e03e4a90b7de"`
Dec 14 11:31:14.749 INFO [stdout] d9658030b5e547e9021d1127cdcc388ad85d6f8515c96499fc37e03e4a90b7de