Dec 11 21:49:08.554 INFO checking bielr/biotrees-rs against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 21:49:08.554 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-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 11 21:49:08.989 INFO [stdout] c52f60d292fac3768633cc2aa729f247957338058cec4e971bd2cd952f07f685
Dec 11 21:49:08.991 INFO running `"docker" "start" "-a" "c52f60d292fac3768633cc2aa729f247957338058cec4e971bd2cd952f07f685"`
Dec 11 21:49:10.420 INFO [stderr] usermod: no changes
Dec 11 21:49:10.570 INFO [stderr]     Checking lock_api v0.1.5
Dec 11 21:49:10.570 INFO [stderr]     Checking num_cpus v1.9.0
Dec 11 21:49:11.412 INFO [stderr]     Checking parking_lot v0.6.4
Dec 11 21:49:11.663 INFO [stderr]     Checking rayon-core v1.4.1
Dec 11 21:49:13.024 INFO [stderr]     Checking once_cell v0.1.6
Dec 11 21:49:13.312 INFO [stderr]     Checking rayon v1.0.3
Dec 11 21:49:14.732 INFO [stderr]     Checking cached v0.8.0
Dec 11 21:49:17.756 INFO [stderr]     Checking biotrees v0.1.0 (/source)
Dec 11 21:49:23.139 INFO [stderr] warning: function is never used: `sym_desc_half`
Dec 11 21:49:23.140 INFO [stderr]   --> examples/enum_balance.rs:10:1
Dec 11 21:49:23.140 INFO [stderr]    |
Dec 11 21:49:23.140 INFO [stderr] 10 | fn sym_desc_half(t: &Shape) -> u32 {
Dec 11 21:49:23.140 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:49:23.140 INFO [stderr]    |
Dec 11 21:49:23.140 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 21:49:23.140 INFO [stderr] 
Dec 11 21:49:23.140 INFO [stderr] warning: function is never used: `sym_desc`
Dec 11 21:49:23.140 INFO [stderr]   --> examples/enum_balance.rs:29:1
Dec 11 21:49:23.140 INFO [stderr]    |
Dec 11 21:49:23.140 INFO [stderr] 29 | fn sym_desc(t: &Shape) -> u32 {
Dec 11 21:49:23.140 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:49:23.140 INFO [stderr] 
Dec 11 21:49:23.140 INFO [stderr] warning: function is never used: `depth_avg`
Dec 11 21:49:23.140 INFO [stderr]   --> examples/enum_balance.rs:48:1
Dec 11 21:49:23.140 INFO [stderr]    |
Dec 11 21:49:23.140 INFO [stderr] 48 | fn depth_avg<T>(t: &Phylo<T>) -> f64 {
Dec 11 21:49:23.140 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:49:23.140 INFO [stderr] 
Dec 11 21:49:23.140 INFO [stderr] warning: function is never used: `depth_var`
Dec 11 21:49:23.140 INFO [stderr]   --> examples/enum_balance.rs:55:1
Dec 11 21:49:23.140 INFO [stderr]    |
Dec 11 21:49:23.140 INFO [stderr] 55 | fn depth_var<T>(t: &Phylo<T>) -> f64 {
Dec 11 21:49:23.140 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 21:49:23.140 INFO [stderr] 
Dec 11 21:49:23.181 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.75s
Dec 11 21:49:23.187 INFO [stderr] su: No module specific data is present
Dec 11 21:49:24.376 INFO running `"docker" "inspect" "c52f60d292fac3768633cc2aa729f247957338058cec4e971bd2cd952f07f685"`
Dec 11 21:49:24.640 INFO running `"docker" "rm" "-f" "c52f60d292fac3768633cc2aa729f247957338058cec4e971bd2cd952f07f685"`
Dec 11 21:49:24.895 INFO [stdout] c52f60d292fac3768633cc2aa729f247957338058cec4e971bd2cd952f07f685