Dec 12 23:51:38.487 INFO testing tmwbook/rcsim against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 12 23:51:38.487 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 12 23:51:39.011 INFO [stdout] 67170bb16cd525a5b4716c7e0ecd031522e6736bd230fbd19eacb120e13da00f
Dec 12 23:51:39.011 INFO running `"docker" "start" "-a" "67170bb16cd525a5b4716c7e0ecd031522e6736bd230fbd19eacb120e13da00f"`
Dec 12 23:51:40.255 INFO [stderr] usermod: no changes
Dec 12 23:51:40.394 INFO [stderr]    Compiling clap v2.29.0
Dec 12 23:52:11.723 INFO [stderr]    Compiling rcsim v0.1.0 (/source)
Dec 12 23:52:12.027 INFO [stderr] warning: unused variable: `line`
Dec 12 23:52:12.027 INFO [stderr]   --> src/main.rs:73:21
Dec 12 23:52:12.027 INFO [stderr]    |
Dec 12 23:52:12.027 INFO [stderr] 73 |             let mut line = CacheLine{valid: false, tag: 0};
Dec 12 23:52:12.027 INFO [stderr]    |                     ^^^^ help: consider using `_line` instead
Dec 12 23:52:12.027 INFO [stderr]    |
Dec 12 23:52:12.027 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 23:52:12.027 INFO [stderr] 
Dec 12 23:52:12.043 INFO [stderr] warning: variable does not need to be mutable
Dec 12 23:52:12.043 INFO [stderr]   --> src/main.rs:50:9
Dec 12 23:52:12.043 INFO [stderr]    |
Dec 12 23:52:12.043 INFO [stderr] 50 |     let mut stats = Statistics {misses: 0, hits: 0, evictions: 0};
Dec 12 23:52:12.043 INFO [stderr]    |         ----^^^^^
Dec 12 23:52:12.043 INFO [stderr]    |         |
Dec 12 23:52:12.043 INFO [stderr]    |         help: remove this `mut`
Dec 12 23:52:12.043 INFO [stderr]    |
Dec 12 23:52:12.047 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 23:52:12.047 INFO [stderr] 
Dec 12 23:52:13.576 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.28s
Dec 12 23:52:13.580 INFO [stderr] su: No module specific data is present
Dec 12 23:52:15.046 INFO running `"docker" "inspect" "67170bb16cd525a5b4716c7e0ecd031522e6736bd230fbd19eacb120e13da00f"`
Dec 12 23:52:15.405 INFO running `"docker" "rm" "-f" "67170bb16cd525a5b4716c7e0ecd031522e6736bd230fbd19eacb120e13da00f"`
Dec 12 23:52:15.743 INFO [stdout] 67170bb16cd525a5b4716c7e0ecd031522e6736bd230fbd19eacb120e13da00f
Dec 12 23:52:15.749 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 12 23:52:16.238 INFO [stdout] 42b25650b2461163d98f99d03c39517f4426ba34717cdd7ff921d3345e420318
Dec 12 23:52:16.242 INFO running `"docker" "start" "-a" "42b25650b2461163d98f99d03c39517f4426ba34717cdd7ff921d3345e420318"`
Dec 12 23:52:17.487 INFO [stderr] usermod: no changes
Dec 12 23:52:17.575 INFO [stderr]    Compiling rcsim v0.1.0 (/source)
Dec 12 23:52:18.007 INFO [stderr] warning: unused variable: `line`
Dec 12 23:52:18.007 INFO [stderr]   --> src/main.rs:73:21
Dec 12 23:52:18.007 INFO [stderr]    |
Dec 12 23:52:18.007 INFO [stderr] 73 |             let mut line = CacheLine{valid: false, tag: 0};
Dec 12 23:52:18.007 INFO [stderr]    |                     ^^^^ help: consider using `_line` instead
Dec 12 23:52:18.007 INFO [stderr]    |
Dec 12 23:52:18.007 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 23:52:18.007 INFO [stderr] 
Dec 12 23:52:18.012 INFO [stderr] warning: variable does not need to be mutable
Dec 12 23:52:18.012 INFO [stderr]   --> src/main.rs:50:9
Dec 12 23:52:18.012 INFO [stderr]    |
Dec 12 23:52:18.012 INFO [stderr] 50 |     let mut stats = Statistics {misses: 0, hits: 0, evictions: 0};
Dec 12 23:52:18.012 INFO [stderr]    |         ----^^^^^
Dec 12 23:52:18.012 INFO [stderr]    |         |
Dec 12 23:52:18.013 INFO [stderr]    |         help: remove this `mut`
Dec 12 23:52:18.013 INFO [stderr]    |
Dec 12 23:52:18.013 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 23:52:18.013 INFO [stderr] 
Dec 12 23:52:18.525 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
Dec 12 23:52:18.529 INFO [stderr] su: No module specific data is present
Dec 12 23:52:19.703 INFO running `"docker" "inspect" "42b25650b2461163d98f99d03c39517f4426ba34717cdd7ff921d3345e420318"`
Dec 12 23:52:20.158 INFO running `"docker" "rm" "-f" "42b25650b2461163d98f99d03c39517f4426ba34717cdd7ff921d3345e420318"`
Dec 12 23:52:20.543 INFO [stdout] 42b25650b2461163d98f99d03c39517f4426ba34717cdd7ff921d3345e420318
Dec 12 23:52:20.546 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 12 23:52:20.931 INFO [stdout] ab33ddad7da03c5e66f12897693f85641a2044fb94332a4558624c4c47d4f70b
Dec 12 23:52:20.937 INFO running `"docker" "start" "-a" "ab33ddad7da03c5e66f12897693f85641a2044fb94332a4558624c4c47d4f70b"`
Dec 12 23:52:22.210 INFO [stderr] usermod: no changes
Dec 12 23:52:22.331 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
Dec 12 23:52:22.331 INFO [stderr]      Running /target/debug/deps/rcsim-4cf004ea811fc95f
Dec 12 23:52:22.347 INFO [stdout] 
Dec 12 23:52:22.347 INFO [stdout] running 0 tests
Dec 12 23:52:22.347 INFO [stdout] 
Dec 12 23:52:22.347 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 23:52:22.347 INFO [stdout] 
Dec 12 23:52:22.351 INFO [stderr] su: No module specific data is present
Dec 12 23:52:23.236 INFO running `"docker" "inspect" "ab33ddad7da03c5e66f12897693f85641a2044fb94332a4558624c4c47d4f70b"`
Dec 12 23:52:23.567 INFO running `"docker" "rm" "-f" "ab33ddad7da03c5e66f12897693f85641a2044fb94332a4558624c4c47d4f70b"`
Dec 12 23:52:23.915 INFO [stdout] ab33ddad7da03c5e66f12897693f85641a2044fb94332a4558624c4c47d4f70b