Dec 05 22:23:30.516 INFO testing green4free/binary_search_tree against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 22:23:30.516 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 22:23:30.876 INFO [stdout] ff3114d913fbf1fdfdb0ac8ad22f474ca1e8a7125bd99afc55f03bea239e1b04
Dec 05 22:23:30.878 INFO running `"docker" "start" "-a" "ff3114d913fbf1fdfdb0ac8ad22f474ca1e8a7125bd99afc55f03bea239e1b04"`
Dec 05 22:23:32.049 INFO [stderr] usermod: no changes
Dec 05 22:23:32.144 INFO [stderr]    Compiling binary_search_tree v0.1.0 (/source)
Dec 05 22:23:32.496 INFO [stderr] warning: unused variable: `data`
Dec 05 22:23:32.496 INFO [stderr]   --> src/main.rs:39:9
Dec 05 22:23:32.496 INFO [stderr]    |
Dec 05 22:23:32.496 INFO [stderr] 39 |             Cons(data, ref left, ref right) => 1 + left.len() + right.len(),
Dec 05 22:23:32.496 INFO [stderr]    |                  ^^^^ help: consider using `_data` instead
Dec 05 22:23:32.496 INFO [stderr]    |
Dec 05 22:23:32.496 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 22:23:32.496 INFO [stderr] 
Dec 05 22:23:32.496 INFO [stderr] warning: unused variable: `data`
Dec 05 22:23:32.496 INFO [stderr]   --> src/main.rs:46:9
Dec 05 22:23:32.496 INFO [stderr]    |
Dec 05 22:23:32.496 INFO [stderr] 46 |             Cons(data, ref left, ref right) => {
Dec 05 22:23:32.496 INFO [stderr]    |                  ^^^^ help: consider using `_data` instead
Dec 05 22:23:32.496 INFO [stderr] 
Dec 05 22:23:33.063 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
Dec 05 22:23:33.063 INFO [stderr] su: No module specific data is present
Dec 05 22:23:33.586 INFO running `"docker" "inspect" "ff3114d913fbf1fdfdb0ac8ad22f474ca1e8a7125bd99afc55f03bea239e1b04"`
Dec 05 22:23:33.783 INFO running `"docker" "rm" "-f" "ff3114d913fbf1fdfdb0ac8ad22f474ca1e8a7125bd99afc55f03bea239e1b04"`
Dec 05 22:23:33.964 INFO [stdout] ff3114d913fbf1fdfdb0ac8ad22f474ca1e8a7125bd99afc55f03bea239e1b04
Dec 05 22:23:33.966 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 22:23:34.244 INFO [stdout] b8a621b272463d779672436e61c531a7683c1e5e4a1f969096d886e51ba25aa0
Dec 05 22:23:34.246 INFO running `"docker" "start" "-a" "b8a621b272463d779672436e61c531a7683c1e5e4a1f969096d886e51ba25aa0"`
Dec 05 22:23:35.188 INFO [stderr] usermod: no changes
Dec 05 22:23:35.258 INFO [stderr]    Compiling binary_search_tree v0.1.0 (/source)
Dec 05 22:23:35.704 INFO [stderr] warning: unused variable: `data`
Dec 05 22:23:35.704 INFO [stderr]   --> src/main.rs:39:9
Dec 05 22:23:35.704 INFO [stderr]    |
Dec 05 22:23:35.704 INFO [stderr] 39 |             Cons(data, ref left, ref right) => 1 + left.len() + right.len(),
Dec 05 22:23:35.704 INFO [stderr]    |                  ^^^^ help: consider using `_data` instead
Dec 05 22:23:35.704 INFO [stderr]    |
Dec 05 22:23:35.704 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 22:23:35.704 INFO [stderr] 
Dec 05 22:23:35.704 INFO [stderr] warning: unused variable: `data`
Dec 05 22:23:35.704 INFO [stderr]   --> src/main.rs:46:9
Dec 05 22:23:35.704 INFO [stderr]    |
Dec 05 22:23:35.704 INFO [stderr] 46 |             Cons(data, ref left, ref right) => {
Dec 05 22:23:35.704 INFO [stderr]    |                  ^^^^ help: consider using `_data` instead
Dec 05 22:23:35.704 INFO [stderr] 
Dec 05 22:23:36.000 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Dec 05 22:23:36.002 INFO [stderr] su: No module specific data is present
Dec 05 22:23:36.658 INFO running `"docker" "inspect" "b8a621b272463d779672436e61c531a7683c1e5e4a1f969096d886e51ba25aa0"`
Dec 05 22:23:36.861 INFO running `"docker" "rm" "-f" "b8a621b272463d779672436e61c531a7683c1e5e4a1f969096d886e51ba25aa0"`
Dec 05 22:23:37.150 INFO [stdout] b8a621b272463d779672436e61c531a7683c1e5e4a1f969096d886e51ba25aa0
Dec 05 22:23:37.154 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 22:23:37.736 INFO [stdout] 93f7ba96b876dde113988102f11018417c5563b0fa7438ac31770c9f8fb977bb
Dec 05 22:23:37.738 INFO running `"docker" "start" "-a" "93f7ba96b876dde113988102f11018417c5563b0fa7438ac31770c9f8fb977bb"`
Dec 05 22:23:38.784 INFO [stderr] usermod: no changes
Dec 05 22:23:38.840 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 05 22:23:38.848 INFO [stderr]      Running /target/debug/deps/binary_search_tree-56c33e5dce4186a4
Dec 05 22:23:38.848 INFO [stdout] 
Dec 05 22:23:38.848 INFO [stdout] running 0 tests
Dec 05 22:23:38.848 INFO [stdout] 
Dec 05 22:23:38.848 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 22:23:38.848 INFO [stdout] 
Dec 05 22:23:38.848 INFO [stderr] su: No module specific data is present
Dec 05 22:23:39.713 INFO running `"docker" "inspect" "93f7ba96b876dde113988102f11018417c5563b0fa7438ac31770c9f8fb977bb"`
Dec 05 22:23:40.004 INFO running `"docker" "rm" "-f" "93f7ba96b876dde113988102f11018417c5563b0fa7438ac31770c9f8fb977bb"`
Dec 05 22:23:40.304 INFO [stdout] 93f7ba96b876dde113988102f11018417c5563b0fa7438ac31770c9f8fb977bb