Dec 05 14:37:12.521 INFO testing mfs/box against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 14:37:12.521 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 14:37:12.720 INFO [stdout] 74c299a480db057c15905cf506617d4a7f6ad325740fefbeaf37b68de012e512
Dec 05 14:37:12.725 INFO running `"docker" "start" "-a" "74c299a480db057c15905cf506617d4a7f6ad325740fefbeaf37b68de012e512"`
Dec 05 14:37:13.296 INFO [stderr] usermod: no changes
Dec 05 14:37:13.364 INFO [stderr]    Compiling box v0.1.0 (/source)
Dec 05 14:37:13.656 INFO [stderr] warning: variable does not need to be mutable
Dec 05 14:37:13.656 INFO [stderr]   --> src/bin/assembler.rs:24:9
Dec 05 14:37:13.656 INFO [stderr]    |
Dec 05 14:37:13.656 INFO [stderr] 24 |     let mut reader = BufReader::new(f);
Dec 05 14:37:13.656 INFO [stderr]    |         ----^^^^^^
Dec 05 14:37:13.656 INFO [stderr]    |         |
Dec 05 14:37:13.656 INFO [stderr]    |         help: remove this `mut`
Dec 05 14:37:13.656 INFO [stderr]    |
Dec 05 14:37:13.656 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 14:37:13.656 INFO [stderr] 
Dec 05 14:37:13.656 INFO [stderr] warning: constant item is never used: `INSTRUCTIONS`
Dec 05 14:37:13.656 INFO [stderr]   --> src/bin/assembler.rs:7:1
Dec 05 14:37:13.656 INFO [stderr]    |
Dec 05 14:37:13.656 INFO [stderr] 7  | / const INSTRUCTIONS: &'static [&'static str] = &[
Dec 05 14:37:13.656 INFO [stderr] 8  | |     "nop", "jcn", "fim", "src", "fin", "jin", "jun", "jms", "inc", "isz", "add", "sub", "ld",
Dec 05 14:37:13.656 INFO [stderr] 9  | |     "xch", "bbl", "ldm", "wrm", "wmp", "wrr", "wr0", "wr1", "wr2", "wr3", "sbm", "rdm", "rdr",
Dec 05 14:37:13.656 INFO [stderr] 10 | |     "adm", "rd0", "rd1", "rd2", "rd3", "clb", "iac", "cmc", "cma", "ral", "rar", "tcc", "dac",
Dec 05 14:37:13.656 INFO [stderr] 11 | |     "tcs", "stc", "daa", "kbp", "dcl"
Dec 05 14:37:13.656 INFO [stderr] 12 | | ];
Dec 05 14:37:13.656 INFO [stderr]    | |__^
Dec 05 14:37:13.656 INFO [stderr]    |
Dec 05 14:37:13.656 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 14:37:13.656 INFO [stderr] 
Dec 05 14:37:13.656 INFO [stderr] warning: enum is never used: `Token`
Dec 05 14:37:13.656 INFO [stderr]   --> src/bin/assembler.rs:14:1
Dec 05 14:37:13.656 INFO [stderr]    |
Dec 05 14:37:13.656 INFO [stderr] 14 | enum Token {
Dec 05 14:37:13.656 INFO [stderr]    | ^^^^^^^^^^
Dec 05 14:37:13.656 INFO [stderr] 
Dec 05 14:37:14.454 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
Dec 05 14:37:14.460 INFO [stderr] su: No module specific data is present
Dec 05 14:37:14.846 INFO running `"docker" "inspect" "74c299a480db057c15905cf506617d4a7f6ad325740fefbeaf37b68de012e512"`
Dec 05 14:37:14.963 INFO running `"docker" "rm" "-f" "74c299a480db057c15905cf506617d4a7f6ad325740fefbeaf37b68de012e512"`
Dec 05 14:37:15.215 INFO [stdout] 74c299a480db057c15905cf506617d4a7f6ad325740fefbeaf37b68de012e512
Dec 05 14:37:15.221 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 14:37:15.540 INFO [stdout] 9534fd164c0f101aa7ee72f966f8229f53b094fdb9b56bd9e06384b0d7fa82e0
Dec 05 14:37:15.548 INFO running `"docker" "start" "-a" "9534fd164c0f101aa7ee72f966f8229f53b094fdb9b56bd9e06384b0d7fa82e0"`
Dec 05 14:37:17.117 INFO [stderr] usermod: no changes
Dec 05 14:37:17.176 INFO [stderr]    Compiling box v0.1.0 (/source)
Dec 05 14:37:17.568 INFO [stderr] warning: variable does not need to be mutable
Dec 05 14:37:17.568 INFO [stderr]   --> src/bin/assembler.rs:24:9
Dec 05 14:37:17.568 INFO [stderr]    |
Dec 05 14:37:17.568 INFO [stderr] 24 |     let mut reader = BufReader::new(f);
Dec 05 14:37:17.568 INFO [stderr]    |         ----^^^^^^
Dec 05 14:37:17.568 INFO [stderr]    |         |
Dec 05 14:37:17.568 INFO [stderr]    |         help: remove this `mut`
Dec 05 14:37:17.568 INFO [stderr]    |
Dec 05 14:37:17.568 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 14:37:17.568 INFO [stderr] 
Dec 05 14:37:17.568 INFO [stderr] warning: constant item is never used: `INSTRUCTIONS`
Dec 05 14:37:17.568 INFO [stderr]   --> src/bin/assembler.rs:7:1
Dec 05 14:37:17.568 INFO [stderr]    |
Dec 05 14:37:17.568 INFO [stderr] 7  | / const INSTRUCTIONS: &'static [&'static str] = &[
Dec 05 14:37:17.568 INFO [stderr] 8  | |     "nop", "jcn", "fim", "src", "fin", "jin", "jun", "jms", "inc", "isz", "add", "sub", "ld",
Dec 05 14:37:17.568 INFO [stderr] 9  | |     "xch", "bbl", "ldm", "wrm", "wmp", "wrr", "wr0", "wr1", "wr2", "wr3", "sbm", "rdm", "rdr",
Dec 05 14:37:17.568 INFO [stderr] 10 | |     "adm", "rd0", "rd1", "rd2", "rd3", "clb", "iac", "cmc", "cma", "ral", "rar", "tcc", "dac",
Dec 05 14:37:17.569 INFO [stderr] 11 | |     "tcs", "stc", "daa", "kbp", "dcl"
Dec 05 14:37:17.569 INFO [stderr] 12 | | ];
Dec 05 14:37:17.569 INFO [stderr]    | |__^
Dec 05 14:37:17.569 INFO [stderr]    |
Dec 05 14:37:17.569 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 14:37:17.569 INFO [stderr] 
Dec 05 14:37:17.569 INFO [stderr] warning: enum is never used: `Token`
Dec 05 14:37:17.569 INFO [stderr]   --> src/bin/assembler.rs:14:1
Dec 05 14:37:17.569 INFO [stderr]    |
Dec 05 14:37:17.569 INFO [stderr] 14 | enum Token {
Dec 05 14:37:17.569 INFO [stderr]    | ^^^^^^^^^^
Dec 05 14:37:17.569 INFO [stderr] 
Dec 05 14:37:18.343 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
Dec 05 14:37:18.348 INFO [stderr] su: No module specific data is present
Dec 05 14:37:19.226 INFO running `"docker" "inspect" "9534fd164c0f101aa7ee72f966f8229f53b094fdb9b56bd9e06384b0d7fa82e0"`
Dec 05 14:37:19.484 INFO running `"docker" "rm" "-f" "9534fd164c0f101aa7ee72f966f8229f53b094fdb9b56bd9e06384b0d7fa82e0"`
Dec 05 14:37:19.712 INFO [stdout] 9534fd164c0f101aa7ee72f966f8229f53b094fdb9b56bd9e06384b0d7fa82e0
Dec 05 14:37:19.720 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 14:37:20.186 INFO [stdout] b94d0f03a2b8bcce9b13fba3cf47af0f25a03852e25ffb02bbba945cbc83fd53
Dec 05 14:37:20.188 INFO running `"docker" "start" "-a" "b94d0f03a2b8bcce9b13fba3cf47af0f25a03852e25ffb02bbba945cbc83fd53"`
Dec 05 14:37:21.720 INFO [stderr] usermod: no changes
Dec 05 14:37:21.808 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 05 14:37:21.820 INFO [stderr]      Running /target/debug/deps/assembler-cbd2a0aaabd41f25
Dec 05 14:37:21.826 INFO [stderr]      Running /target/debug/deps/box-c37376683d18e300
Dec 05 14:37:21.826 INFO [stdout] 
Dec 05 14:37:21.826 INFO [stdout] running 0 tests
Dec 05 14:37:21.826 INFO [stdout] 
Dec 05 14:37:21.826 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 14:37:21.826 INFO [stdout] 
Dec 05 14:37:21.840 INFO [stdout] 
Dec 05 14:37:21.840 INFO [stderr] su: No module specific data is present
Dec 05 14:37:21.840 INFO [stdout] running 0 tests
Dec 05 14:37:21.840 INFO [stdout] 
Dec 05 14:37:21.840 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 14:37:21.840 INFO [stdout] 
Dec 05 14:37:23.034 INFO running `"docker" "inspect" "b94d0f03a2b8bcce9b13fba3cf47af0f25a03852e25ffb02bbba945cbc83fd53"`
Dec 05 14:37:23.296 INFO running `"docker" "rm" "-f" "b94d0f03a2b8bcce9b13fba3cf47af0f25a03852e25ffb02bbba945cbc83fd53"`
Dec 05 14:37:23.543 INFO [stdout] b94d0f03a2b8bcce9b13fba3cf47af0f25a03852e25ffb02bbba945cbc83fd53