Dec 06 14:24:57.236 INFO testing ELD/birdsong against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 14:24:57.236 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 14:24:57.670 INFO [stdout] b875d565c3c0bc1a49e24f8759e48908ea1547596c3149514a90def67c3480f4
Dec 06 14:24:57.672 INFO running `"docker" "start" "-a" "b875d565c3c0bc1a49e24f8759e48908ea1547596c3149514a90def67c3480f4"`
Dec 06 14:24:58.813 INFO [stderr] usermod: no changes
Dec 06 14:24:58.857 INFO [stderr]    Compiling birdsong v0.1.0 (/source)
Dec 06 14:24:59.210 INFO [stderr] warning: function is never used: `break_up_tweet`
Dec 06 14:24:59.210 INFO [stderr]   --> src/main.rs:11:1
Dec 06 14:24:59.210 INFO [stderr]    |
Dec 06 14:24:59.210 INFO [stderr] 11 | fn break_up_tweet(source_text: String) -> Vec<String> {
Dec 06 14:24:59.211 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 14:24:59.211 INFO [stderr]    |
Dec 06 14:24:59.211 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 14:24:59.211 INFO [stderr] 
Dec 06 14:24:59.211 INFO [stderr] warning: function is never used: `estimate_num_tweets`
Dec 06 14:24:59.211 INFO [stderr]   --> src/main.rs:34:1
Dec 06 14:24:59.211 INFO [stderr]    |
Dec 06 14:24:59.211 INFO [stderr] 34 | fn estimate_num_tweets(tweet: &str) -> u32 {
Dec 06 14:24:59.211 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 14:24:59.211 INFO [stderr] 
Dec 06 14:24:59.637 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
Dec 06 14:24:59.637 INFO [stderr] su: No module specific data is present
Dec 06 14:25:00.114 INFO running `"docker" "inspect" "b875d565c3c0bc1a49e24f8759e48908ea1547596c3149514a90def67c3480f4"`
Dec 06 14:25:00.378 INFO running `"docker" "rm" "-f" "b875d565c3c0bc1a49e24f8759e48908ea1547596c3149514a90def67c3480f4"`
Dec 06 14:25:00.676 INFO [stdout] b875d565c3c0bc1a49e24f8759e48908ea1547596c3149514a90def67c3480f4
Dec 06 14:25:00.682 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 14:25:01.006 INFO [stdout] 63d36e1d28d147c39da5ed77a765f0730be4f2aa17883af9368b53986912201d
Dec 06 14:25:01.009 INFO running `"docker" "start" "-a" "63d36e1d28d147c39da5ed77a765f0730be4f2aa17883af9368b53986912201d"`
Dec 06 14:25:02.164 INFO [stderr] usermod: no changes
Dec 06 14:25:02.236 INFO [stderr]    Compiling birdsong v0.1.0 (/source)
Dec 06 14:25:03.197 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Dec 06 14:25:03.199 INFO [stderr] su: No module specific data is present
Dec 06 14:25:03.606 INFO running `"docker" "inspect" "63d36e1d28d147c39da5ed77a765f0730be4f2aa17883af9368b53986912201d"`
Dec 06 14:25:03.754 INFO running `"docker" "rm" "-f" "63d36e1d28d147c39da5ed77a765f0730be4f2aa17883af9368b53986912201d"`
Dec 06 14:25:03.988 INFO [stdout] 63d36e1d28d147c39da5ed77a765f0730be4f2aa17883af9368b53986912201d