Dec 06 21:40:47.477 INFO testing stacktools-0.1.0 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 21:40:47.477 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 21:40:47.981 INFO [stdout] 6a1c27d88bea9bc792591750eca74b9db6648be08eb460908c9b56b1229ae528
Dec 06 21:40:47.983 INFO running `"docker" "start" "-a" "6a1c27d88bea9bc792591750eca74b9db6648be08eb460908c9b56b1229ae528"`
Dec 06 21:40:50.392 INFO [stderr] usermod: no changes
Dec 06 21:40:50.496 INFO [stderr]    Compiling stacktools v0.1.0 (/source)
Dec 06 21:40:50.892 INFO [stderr] warning: method is never used: `len`
Dec 06 21:40:50.892 INFO [stderr]   --> src/lib.rs:25:5
Dec 06 21:40:50.892 INFO [stderr]    |
Dec 06 21:40:50.892 INFO [stderr] 25 |     fn len(&self) -> usize {
Dec 06 21:40:50.892 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 06 21:40:50.892 INFO [stderr]    |
Dec 06 21:40:50.892 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 21:40:50.892 INFO [stderr] 
Dec 06 21:40:50.892 INFO [stderr] warning: method is never used: `push`
Dec 06 21:40:50.892 INFO [stderr]   --> src/lib.rs:29:5
Dec 06 21:40:50.892 INFO [stderr]    |
Dec 06 21:40:50.893 INFO [stderr] 29 |     fn push(&mut self, v: T) {
Dec 06 21:40:50.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 21:40:50.893 INFO [stderr] 
Dec 06 21:40:50.893 INFO [stderr] warning: method is never used: `iter`
Dec 06 21:40:50.893 INFO [stderr]   --> src/lib.rs:33:5
Dec 06 21:40:50.893 INFO [stderr]    |
Dec 06 21:40:50.893 INFO [stderr] 33 |     fn iter(&self) -> vec_deque::Iter<T> {
Dec 06 21:40:50.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 21:40:50.893 INFO [stderr] 
Dec 06 21:40:50.893 INFO [stderr] warning: method is never used: `len`
Dec 06 21:40:50.893 INFO [stderr]   --> src/lib.rs:45:5
Dec 06 21:40:50.893 INFO [stderr]    |
Dec 06 21:40:50.893 INFO [stderr] 45 |     fn len(&self) -> usize {
Dec 06 21:40:50.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 06 21:40:50.893 INFO [stderr] 
Dec 06 21:40:50.893 INFO [stderr] warning: method is never used: `push`
Dec 06 21:40:50.893 INFO [stderr]   --> src/lib.rs:49:5
Dec 06 21:40:50.893 INFO [stderr]    |
Dec 06 21:40:50.893 INFO [stderr] 49 |     fn push(&mut self, v: T) {
Dec 06 21:40:50.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 21:40:50.893 INFO [stderr] 
Dec 06 21:40:50.893 INFO [stderr] warning: method is never used: `iter`
Dec 06 21:40:50.893 INFO [stderr]   --> src/lib.rs:53:5
Dec 06 21:40:50.893 INFO [stderr]    |
Dec 06 21:40:50.893 INFO [stderr] 53 |     fn iter(&self) -> vec_deque::Iter<T> {
Dec 06 21:40:50.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 21:40:50.893 INFO [stderr] 
Dec 06 21:40:50.893 INFO [stderr] warning: method is never used: `len`
Dec 06 21:40:50.893 INFO [stderr]   --> src/lib.rs:86:5
Dec 06 21:40:50.893 INFO [stderr]    |
Dec 06 21:40:50.893 INFO [stderr] 86 |     fn len(&self) -> usize {
Dec 06 21:40:50.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 06 21:40:50.893 INFO [stderr] 
Dec 06 21:40:50.893 INFO [stderr] warning: method is never used: `push`
Dec 06 21:40:50.893 INFO [stderr]   --> src/lib.rs:90:5
Dec 06 21:40:50.893 INFO [stderr]    |
Dec 06 21:40:50.893 INFO [stderr] 90 |     fn push(&mut self, v: T) {
Dec 06 21:40:50.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 21:40:50.893 INFO [stderr] 
Dec 06 21:40:50.893 INFO [stderr] warning: method is never used: `iter`
Dec 06 21:40:50.893 INFO [stderr]   --> src/lib.rs:94:5
Dec 06 21:40:50.893 INFO [stderr]    |
Dec 06 21:40:50.893 INFO [stderr] 94 |     fn iter(&self) -> binary_heap::Iter<T> {
Dec 06 21:40:50.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 21:40:50.893 INFO [stderr] 
Dec 06 21:40:50.956 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
Dec 06 21:40:50.958 INFO [stderr] su: No module specific data is present
Dec 06 21:40:52.284 INFO running `"docker" "inspect" "6a1c27d88bea9bc792591750eca74b9db6648be08eb460908c9b56b1229ae528"`
Dec 06 21:40:52.614 INFO running `"docker" "rm" "-f" "6a1c27d88bea9bc792591750eca74b9db6648be08eb460908c9b56b1229ae528"`
Dec 06 21:40:52.868 INFO [stdout] 6a1c27d88bea9bc792591750eca74b9db6648be08eb460908c9b56b1229ae528
Dec 06 21:40:52.876 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 21:40:53.340 INFO [stdout] 89815ed6177b8f501fc786723fbbd8bc071904f68c0abbca5be4a1c05cd8d3a1
Dec 06 21:40:53.342 INFO running `"docker" "start" "-a" "89815ed6177b8f501fc786723fbbd8bc071904f68c0abbca5be4a1c05cd8d3a1"`
Dec 06 21:40:55.258 INFO [stderr] usermod: no changes
Dec 06 21:40:55.335 INFO [stderr]    Compiling stacktools v0.1.0 (/source)
Dec 06 21:40:56.896 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
Dec 06 21:40:56.896 INFO [stderr] su: No module specific data is present
Dec 06 21:40:57.498 INFO running `"docker" "inspect" "89815ed6177b8f501fc786723fbbd8bc071904f68c0abbca5be4a1c05cd8d3a1"`
Dec 06 21:40:57.810 INFO running `"docker" "rm" "-f" "89815ed6177b8f501fc786723fbbd8bc071904f68c0abbca5be4a1c05cd8d3a1"`
Dec 06 21:40:58.108 INFO [stdout] 89815ed6177b8f501fc786723fbbd8bc071904f68c0abbca5be4a1c05cd8d3a1
Dec 06 21:40:58.124 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" "-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 21:40:58.496 INFO [stdout] 0d1529679a5cb3d1f432a5bf5f1784586550cb4eda8dd4756f647b44ef43d2ac
Dec 06 21:40:58.504 INFO running `"docker" "start" "-a" "0d1529679a5cb3d1f432a5bf5f1784586550cb4eda8dd4756f647b44ef43d2ac"`
Dec 06 21:40:59.572 INFO [stderr] usermod: no changes
Dec 06 21:40:59.614 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 21:40:59.614 INFO [stderr]      Running /target/debug/deps/stacktools-ee1d7d925e59a795
Dec 06 21:40:59.618 INFO [stdout] 
Dec 06 21:40:59.618 INFO [stdout] running 3 tests
Dec 06 21:40:59.618 INFO [stdout] test tests::lifo_instantiate ... ok
Dec 06 21:40:59.626 INFO [stdout] test tests::fifo_instantiate ... ok
Dec 06 21:40:59.626 INFO [stdout] test tests::priority_instantiate ... ok
Dec 06 21:40:59.626 INFO [stdout] 
Dec 06 21:40:59.626 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 21:40:59.626 INFO [stdout] 
Dec 06 21:40:59.626 INFO [stderr]    Doc-tests stacktools
Dec 06 21:41:00.174 INFO [stdout] 
Dec 06 21:41:00.174 INFO [stdout] running 0 tests
Dec 06 21:41:00.174 INFO [stdout] 
Dec 06 21:41:00.174 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 21:41:00.174 INFO [stdout] 
Dec 06 21:41:00.186 INFO [stderr] su: No module specific data is present
Dec 06 21:41:00.714 INFO running `"docker" "inspect" "0d1529679a5cb3d1f432a5bf5f1784586550cb4eda8dd4756f647b44ef43d2ac"`
Dec 06 21:41:01.014 INFO running `"docker" "rm" "-f" "0d1529679a5cb3d1f432a5bf5f1784586550cb4eda8dd4756f647b44ef43d2ac"`
Dec 06 21:41:01.264 INFO [stdout] 0d1529679a5cb3d1f432a5bf5f1784586550cb4eda8dd4756f647b44ef43d2ac