Nov 17 12:41:51.666 INFO testing PhilipDaniels/word_chains against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 12:41:51.672 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 12:41:52.105 INFO [stdout] 7f0dd5435e49196ff8a87b359a1a280b02da731cbb0600c71f9fa612975b127d
Nov 17 12:41:52.108 INFO running `"docker" "start" "-a" "7f0dd5435e49196ff8a87b359a1a280b02da731cbb0600c71f9fa612975b127d"`
Nov 17 12:41:53.380 INFO [stderr] usermod: no changes
Nov 17 12:41:53.480 INFO [stderr]    Compiling syn v0.12.14
Nov 17 12:42:01.741 INFO [stderr]    Compiling structopt-derive v0.2.5
Nov 17 12:42:05.273 INFO [stderr]    Compiling structopt v0.2.5
Nov 17 12:42:05.863 INFO [stderr]    Compiling word_chains v0.1.0 (/source)
Nov 17 12:42:06.436 INFO [stderr] warning: unused `#[macro_use]` import
Nov 17 12:42:06.436 INFO [stderr]  --> src/main.rs:1:1
Nov 17 12:42:06.436 INFO [stderr]   |
Nov 17 12:42:06.436 INFO [stderr] 1 | #[macro_use] extern crate structopt;
Nov 17 12:42:06.436 INFO [stderr]   | ^^^^^^^^^^^^
Nov 17 12:42:06.436 INFO [stderr]   |
Nov 17 12:42:06.436 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 12:42:06.437 INFO [stderr] 
Nov 17 12:42:06.571 INFO [stderr] warning: unused variable: `g`
Nov 17 12:42:06.571 INFO [stderr]   --> src/letter_differences.rs:36:13
Nov 17 12:42:06.571 INFO [stderr]    |
Nov 17 12:42:06.571 INFO [stderr] 36 |         let g = make_graph(&rwords_for_table);
Nov 17 12:42:06.571 INFO [stderr]    |             ^ help: consider using `_g` instead
Nov 17 12:42:06.571 INFO [stderr]    |
Nov 17 12:42:06.571 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 12:42:06.571 INFO [stderr] 
Nov 17 12:42:06.615 INFO [stderr] warning: field is never used: `word`
Nov 17 12:42:06.615 INFO [stderr]  --> src/graph.rs:4:5
Nov 17 12:42:06.615 INFO [stderr]   |
Nov 17 12:42:06.615 INFO [stderr] 4 |     word: &'word String,
Nov 17 12:42:06.615 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Nov 17 12:42:06.615 INFO [stderr]   |
Nov 17 12:42:06.615 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 17 12:42:06.615 INFO [stderr] 
Nov 17 12:42:06.615 INFO [stderr] warning: method is never used: `word`
Nov 17 12:42:06.615 INFO [stderr]   --> src/graph.rs:18:5
Nov 17 12:42:06.615 INFO [stderr]    |
Nov 17 12:42:06.615 INFO [stderr] 18 |     fn word(&self) -> &String {
Nov 17 12:42:06.615 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:42:06.615 INFO [stderr] 
Nov 17 12:42:09.148 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.74s
Nov 17 12:42:09.153 INFO [stderr] su: No module specific data is present
Nov 17 12:42:10.241 INFO running `"docker" "inspect" "7f0dd5435e49196ff8a87b359a1a280b02da731cbb0600c71f9fa612975b127d"`
Nov 17 12:42:10.503 INFO running `"docker" "rm" "-f" "7f0dd5435e49196ff8a87b359a1a280b02da731cbb0600c71f9fa612975b127d"`
Nov 17 12:42:10.743 INFO [stdout] 7f0dd5435e49196ff8a87b359a1a280b02da731cbb0600c71f9fa612975b127d
Nov 17 12:42:10.747 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 12:42:11.206 INFO [stdout] 0f9beda3390b5a9c2a568425c24e1007d892a29b301a947c80a8252fa379f944
Nov 17 12:42:11.208 INFO running `"docker" "start" "-a" "0f9beda3390b5a9c2a568425c24e1007d892a29b301a947c80a8252fa379f944"`
Nov 17 12:42:12.640 INFO [stderr] usermod: no changes
Nov 17 12:42:12.767 INFO [stderr]    Compiling word_chains v0.1.0 (/source)
Nov 17 12:42:13.295 INFO [stderr] warning: unused `#[macro_use]` import
Nov 17 12:42:13.295 INFO [stderr]  --> src/main.rs:1:1
Nov 17 12:42:13.296 INFO [stderr]   |
Nov 17 12:42:13.296 INFO [stderr] 1 | #[macro_use] extern crate structopt;
Nov 17 12:42:13.296 INFO [stderr]   | ^^^^^^^^^^^^
Nov 17 12:42:13.297 INFO [stderr]   |
Nov 17 12:42:13.297 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 12:42:13.297 INFO [stderr] 
Nov 17 12:42:13.441 INFO [stderr] warning: unused variable: `g`
Nov 17 12:42:13.441 INFO [stderr]   --> src/letter_differences.rs:36:13
Nov 17 12:42:13.441 INFO [stderr]    |
Nov 17 12:42:13.441 INFO [stderr] 36 |         let g = make_graph(&rwords_for_table);
Nov 17 12:42:13.441 INFO [stderr]    |             ^ help: consider using `_g` instead
Nov 17 12:42:13.441 INFO [stderr]    |
Nov 17 12:42:13.455 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 12:42:13.455 INFO [stderr] 
Nov 17 12:42:13.491 INFO [stderr] warning: field is never used: `word`
Nov 17 12:42:13.491 INFO [stderr]  --> src/graph.rs:4:5
Nov 17 12:42:13.491 INFO [stderr]   |
Nov 17 12:42:13.491 INFO [stderr] 4 |     word: &'word String,
Nov 17 12:42:13.491 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Nov 17 12:42:13.491 INFO [stderr]   |
Nov 17 12:42:13.491 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 17 12:42:13.491 INFO [stderr] 
Nov 17 12:42:13.491 INFO [stderr] warning: method is never used: `word`
Nov 17 12:42:13.491 INFO [stderr]   --> src/graph.rs:18:5
Nov 17 12:42:13.491 INFO [stderr]    |
Nov 17 12:42:13.491 INFO [stderr] 18 |     fn word(&self) -> &String {
Nov 17 12:42:13.503 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:42:13.503 INFO [stderr] 
Nov 17 12:42:13.923 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
Nov 17 12:42:13.927 INFO [stderr] su: No module specific data is present
Nov 17 12:42:14.671 INFO running `"docker" "inspect" "0f9beda3390b5a9c2a568425c24e1007d892a29b301a947c80a8252fa379f944"`
Nov 17 12:42:14.908 INFO running `"docker" "rm" "-f" "0f9beda3390b5a9c2a568425c24e1007d892a29b301a947c80a8252fa379f944"`
Nov 17 12:42:15.222 INFO [stdout] 0f9beda3390b5a9c2a568425c24e1007d892a29b301a947c80a8252fa379f944
Nov 17 12:42:15.233 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 12:42:15.639 INFO [stdout] 8c49e1aa1ab7587a4f40b173c53c76c04860c882572dbf4f69afa8377fb9d758
Nov 17 12:42:15.640 INFO running `"docker" "start" "-a" "8c49e1aa1ab7587a4f40b173c53c76c04860c882572dbf4f69afa8377fb9d758"`
Nov 17 12:42:17.547 INFO [stderr] usermod: no changes
Nov 17 12:42:17.695 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
Nov 17 12:42:17.717 INFO [stderr]      Running /target/debug/deps/word_chains-0536c67838c89e30
Nov 17 12:42:17.727 INFO [stdout] 
Nov 17 12:42:17.727 INFO [stdout] running 0 tests
Nov 17 12:42:17.727 INFO [stdout] 
Nov 17 12:42:17.727 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 12:42:17.727 INFO [stdout] 
Nov 17 12:42:17.728 INFO [stderr] su: No module specific data is present
Nov 17 12:42:19.609 INFO running `"docker" "inspect" "8c49e1aa1ab7587a4f40b173c53c76c04860c882572dbf4f69afa8377fb9d758"`
Nov 17 12:42:19.857 INFO running `"docker" "rm" "-f" "8c49e1aa1ab7587a4f40b173c53c76c04860c882572dbf4f69afa8377fb9d758"`
Nov 17 12:42:20.103 INFO [stdout] 8c49e1aa1ab7587a4f40b173c53c76c04860c882572dbf4f69afa8377fb9d758