Dec 13 14:44:25.445 INFO testing justincampbell/url-shortener-rust against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 14:44:25.445 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 13 14:44:25.871 INFO [stdout] f9ce3eb27172db5e21a1cf45ef257bf948365dde3b408d0dc3649cc0dd409030
Dec 13 14:44:25.873 INFO running `"docker" "start" "-a" "f9ce3eb27172db5e21a1cf45ef257bf948365dde3b408d0dc3649cc0dd409030"`
Dec 13 14:44:27.227 INFO [stderr] usermod: no changes
Dec 13 14:44:27.283 INFO [stderr]    Compiling shortener v0.0.1 (/source)
Dec 13 14:44:27.759 INFO [stderr] warning: type alias is never used: `Token`
Dec 13 14:44:27.759 INFO [stderr]  --> src/shortener.rs:3:1
Dec 13 14:44:27.759 INFO [stderr]   |
Dec 13 14:44:27.759 INFO [stderr] 3 | type Token = String;
Dec 13 14:44:27.759 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Dec 13 14:44:27.759 INFO [stderr]   |
Dec 13 14:44:27.759 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 14:44:27.759 INFO [stderr] 
Dec 13 14:44:27.759 INFO [stderr] warning: type alias is never used: `Url`
Dec 13 14:44:27.759 INFO [stderr]  --> src/shortener.rs:4:1
Dec 13 14:44:27.759 INFO [stderr]   |
Dec 13 14:44:27.759 INFO [stderr] 4 | type Url = String;
Dec 13 14:44:27.759 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 13 14:44:27.759 INFO [stderr] 
Dec 13 14:44:27.759 INFO [stderr] warning: struct is never constructed: `World`
Dec 13 14:44:27.759 INFO [stderr]  --> src/shortener.rs:6:1
Dec 13 14:44:27.759 INFO [stderr]   |
Dec 13 14:44:27.759 INFO [stderr] 6 | pub struct World {
Dec 13 14:44:27.759 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 13 14:44:27.759 INFO [stderr] 
Dec 13 14:44:27.759 INFO [stderr] warning: method is never used: `empty`
Dec 13 14:44:27.759 INFO [stderr]   --> src/shortener.rs:12:5
Dec 13 14:44:27.759 INFO [stderr]    |
Dec 13 14:44:27.759 INFO [stderr] 12 |     pub fn empty() -> World {
Dec 13 14:44:27.759 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:44:27.759 INFO [stderr] 
Dec 13 14:44:27.759 INFO [stderr] warning: method is never used: `shorten`
Dec 13 14:44:27.759 INFO [stderr]   --> src/shortener.rs:16:5
Dec 13 14:44:27.759 INFO [stderr]    |
Dec 13 14:44:27.759 INFO [stderr] 16 |     pub fn shorten(&mut self, url: &Url) -> Token {
Dec 13 14:44:27.759 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:44:27.759 INFO [stderr] 
Dec 13 14:44:27.759 INFO [stderr] warning: method is never used: `expand`
Dec 13 14:44:27.759 INFO [stderr]   --> src/shortener.rs:25:5
Dec 13 14:44:27.759 INFO [stderr]    |
Dec 13 14:44:27.759 INFO [stderr] 25 |     pub fn expand(&self, token: Token) -> Option<&Url> {
Dec 13 14:44:27.759 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:44:27.759 INFO [stderr] 
Dec 13 14:44:27.759 INFO [stderr] warning: method is never used: `tokenize`
Dec 13 14:44:27.759 INFO [stderr]   --> src/shortener.rs:29:5
Dec 13 14:44:27.759 INFO [stderr]    |
Dec 13 14:44:27.759 INFO [stderr] 29 |     fn tokenize(id: i32) -> String {
Dec 13 14:44:27.759 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:44:27.759 INFO [stderr] 
Dec 13 14:44:27.999 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Dec 13 14:44:28.003 INFO [stderr] su: No module specific data is present
Dec 13 14:44:29.073 INFO running `"docker" "inspect" "f9ce3eb27172db5e21a1cf45ef257bf948365dde3b408d0dc3649cc0dd409030"`
Dec 13 14:44:29.399 INFO running `"docker" "rm" "-f" "f9ce3eb27172db5e21a1cf45ef257bf948365dde3b408d0dc3649cc0dd409030"`
Dec 13 14:44:29.687 INFO [stdout] f9ce3eb27172db5e21a1cf45ef257bf948365dde3b408d0dc3649cc0dd409030
Dec 13 14:44:29.689 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 13 14:44:30.227 INFO [stdout] 34672d84bcef08a5036ad6cd52c9bbb0d67b0a4495ffe421ca6cc1679c61485f
Dec 13 14:44:30.230 INFO running `"docker" "start" "-a" "34672d84bcef08a5036ad6cd52c9bbb0d67b0a4495ffe421ca6cc1679c61485f"`
Dec 13 14:44:31.599 INFO [stderr] usermod: no changes
Dec 13 14:44:31.679 INFO [stderr]    Compiling shortener v0.0.1 (/source)
Dec 13 14:44:33.048 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
Dec 13 14:44:33.051 INFO [stderr] su: No module specific data is present
Dec 13 14:44:34.223 INFO running `"docker" "inspect" "34672d84bcef08a5036ad6cd52c9bbb0d67b0a4495ffe421ca6cc1679c61485f"`
Dec 13 14:44:34.649 INFO running `"docker" "rm" "-f" "34672d84bcef08a5036ad6cd52c9bbb0d67b0a4495ffe421ca6cc1679c61485f"`
Dec 13 14:44:34.998 INFO [stdout] 34672d84bcef08a5036ad6cd52c9bbb0d67b0a4495ffe421ca6cc1679c61485f
Dec 13 14:44:35.011 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 13 14:44:35.515 INFO [stdout] efe9e4ae2f8059068c4a49c22c50f8e4037fe3f18e665dedc72d3a5a2bc838ae
Dec 13 14:44:35.520 INFO running `"docker" "start" "-a" "efe9e4ae2f8059068c4a49c22c50f8e4037fe3f18e665dedc72d3a5a2bc838ae"`
Dec 13 14:44:36.764 INFO [stderr] usermod: no changes
Dec 13 14:44:36.826 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 13 14:44:36.831 INFO [stderr]      Running /target/debug/deps/shortener-8a02c74d8ddcd9a6
Dec 13 14:44:36.855 INFO [stdout] 
Dec 13 14:44:36.855 INFO [stdout] running 1 test
Dec 13 14:44:36.857 INFO [stdout] test shortener::shorten_and_expand ... ok
Dec 13 14:44:36.857 INFO [stdout] 
Dec 13 14:44:36.857 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 14:44:36.857 INFO [stdout] 
Dec 13 14:44:36.857 INFO [stderr] su: No module specific data is present
Dec 13 14:44:37.665 INFO running `"docker" "inspect" "efe9e4ae2f8059068c4a49c22c50f8e4037fe3f18e665dedc72d3a5a2bc838ae"`
Dec 13 14:44:38.024 INFO running `"docker" "rm" "-f" "efe9e4ae2f8059068c4a49c22c50f8e4037fe3f18e665dedc72d3a5a2bc838ae"`
Dec 13 14:44:38.419 INFO [stdout] efe9e4ae2f8059068c4a49c22c50f8e4037fe3f18e665dedc72d3a5a2bc838ae