Dec 05 19:05:57.477 INFO testing justincampbell/url-shortener-rust against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 19:05:57.477 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 19:05:57.934 INFO [stdout] d8a365ff231718ee53a2bcf91545554e97013f1f89ce5bb4879146e6d13a4c09
Dec 05 19:05:57.942 INFO running `"docker" "start" "-a" "d8a365ff231718ee53a2bcf91545554e97013f1f89ce5bb4879146e6d13a4c09"`
Dec 05 19:05:59.101 INFO [stderr] usermod: no changes
Dec 05 19:05:59.140 INFO [stderr]    Compiling shortener v0.0.1 (/source)
Dec 05 19:05:59.497 INFO [stderr] warning: type alias is never used: `Token`
Dec 05 19:05:59.497 INFO [stderr]  --> src/shortener.rs:3:1
Dec 05 19:05:59.497 INFO [stderr]   |
Dec 05 19:05:59.497 INFO [stderr] 3 | type Token = String;
Dec 05 19:05:59.497 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Dec 05 19:05:59.497 INFO [stderr]   |
Dec 05 19:05:59.497 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 19:05:59.497 INFO [stderr] 
Dec 05 19:05:59.497 INFO [stderr] warning: type alias is never used: `Url`
Dec 05 19:05:59.497 INFO [stderr]  --> src/shortener.rs:4:1
Dec 05 19:05:59.497 INFO [stderr]   |
Dec 05 19:05:59.497 INFO [stderr] 4 | type Url = String;
Dec 05 19:05:59.497 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 05 19:05:59.497 INFO [stderr] 
Dec 05 19:05:59.497 INFO [stderr] warning: struct is never constructed: `World`
Dec 05 19:05:59.497 INFO [stderr]  --> src/shortener.rs:6:1
Dec 05 19:05:59.497 INFO [stderr]   |
Dec 05 19:05:59.497 INFO [stderr] 6 | pub struct World {
Dec 05 19:05:59.497 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 05 19:05:59.497 INFO [stderr] 
Dec 05 19:05:59.497 INFO [stderr] warning: method is never used: `empty`
Dec 05 19:05:59.497 INFO [stderr]   --> src/shortener.rs:12:5
Dec 05 19:05:59.497 INFO [stderr]    |
Dec 05 19:05:59.497 INFO [stderr] 12 |     pub fn empty() -> World {
Dec 05 19:05:59.497 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 19:05:59.497 INFO [stderr] 
Dec 05 19:05:59.497 INFO [stderr] warning: method is never used: `shorten`
Dec 05 19:05:59.497 INFO [stderr]   --> src/shortener.rs:16:5
Dec 05 19:05:59.497 INFO [stderr]    |
Dec 05 19:05:59.497 INFO [stderr] 16 |     pub fn shorten(&mut self, url: &Url) -> Token {
Dec 05 19:05:59.497 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 19:05:59.497 INFO [stderr] 
Dec 05 19:05:59.497 INFO [stderr] warning: method is never used: `expand`
Dec 05 19:05:59.497 INFO [stderr]   --> src/shortener.rs:25:5
Dec 05 19:05:59.497 INFO [stderr]    |
Dec 05 19:05:59.497 INFO [stderr] 25 |     pub fn expand(&self, token: Token) -> Option<&Url> {
Dec 05 19:05:59.497 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 19:05:59.497 INFO [stderr] 
Dec 05 19:05:59.497 INFO [stderr] warning: method is never used: `tokenize`
Dec 05 19:05:59.497 INFO [stderr]   --> src/shortener.rs:29:5
Dec 05 19:05:59.497 INFO [stderr]    |
Dec 05 19:05:59.497 INFO [stderr] 29 |     fn tokenize(id: i32) -> String {
Dec 05 19:05:59.497 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 19:05:59.497 INFO [stderr] 
Dec 05 19:05:59.760 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
Dec 05 19:05:59.763 INFO [stderr] su: No module specific data is present
Dec 05 19:06:00.570 INFO running `"docker" "inspect" "d8a365ff231718ee53a2bcf91545554e97013f1f89ce5bb4879146e6d13a4c09"`
Dec 05 19:06:00.930 INFO running `"docker" "rm" "-f" "d8a365ff231718ee53a2bcf91545554e97013f1f89ce5bb4879146e6d13a4c09"`
Dec 05 19:06:01.200 INFO [stdout] d8a365ff231718ee53a2bcf91545554e97013f1f89ce5bb4879146e6d13a4c09
Dec 05 19:06:01.202 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 19:06:01.762 INFO [stdout] 99f00d6cb1cad64ee31ff616b62993b25d33f7e5c251822310548bafbbd46952
Dec 05 19:06:01.764 INFO running `"docker" "start" "-a" "99f00d6cb1cad64ee31ff616b62993b25d33f7e5c251822310548bafbbd46952"`
Dec 05 19:06:03.070 INFO [stderr] usermod: no changes
Dec 05 19:06:03.133 INFO [stderr]    Compiling shortener v0.0.1 (/source)
Dec 05 19:06:04.542 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
Dec 05 19:06:04.544 INFO [stderr] su: No module specific data is present
Dec 05 19:06:05.570 INFO running `"docker" "inspect" "99f00d6cb1cad64ee31ff616b62993b25d33f7e5c251822310548bafbbd46952"`
Dec 05 19:06:05.942 INFO running `"docker" "rm" "-f" "99f00d6cb1cad64ee31ff616b62993b25d33f7e5c251822310548bafbbd46952"`
Dec 05 19:06:06.238 INFO [stdout] 99f00d6cb1cad64ee31ff616b62993b25d33f7e5c251822310548bafbbd46952
Dec 05 19:06:06.248 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 19:06:06.700 INFO [stdout] 3b6d95609f5d2a2e19a76fb0df6f96438f09301b7b1563776dbf69334121a2dc
Dec 05 19:06:06.702 INFO running `"docker" "start" "-a" "3b6d95609f5d2a2e19a76fb0df6f96438f09301b7b1563776dbf69334121a2dc"`
Dec 05 19:06:08.217 INFO [stderr] usermod: no changes
Dec 05 19:06:08.280 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 05 19:06:08.282 INFO [stderr]      Running /target/debug/deps/shortener-666c999f7ed9d959
Dec 05 19:06:08.282 INFO [stdout] 
Dec 05 19:06:08.282 INFO [stdout] running 1 test
Dec 05 19:06:08.284 INFO [stdout] test shortener::shorten_and_expand ... ok
Dec 05 19:06:08.284 INFO [stdout] 
Dec 05 19:06:08.284 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 19:06:08.284 INFO [stdout] 
Dec 05 19:06:08.293 INFO [stderr] su: No module specific data is present
Dec 05 19:06:09.340 INFO running `"docker" "inspect" "3b6d95609f5d2a2e19a76fb0df6f96438f09301b7b1563776dbf69334121a2dc"`
Dec 05 19:06:09.582 INFO running `"docker" "rm" "-f" "3b6d95609f5d2a2e19a76fb0df6f96438f09301b7b1563776dbf69334121a2dc"`
Dec 05 19:06:09.872 INFO [stdout] 3b6d95609f5d2a2e19a76fb0df6f96438f09301b7b1563776dbf69334121a2dc