[INFO] crate llrb 0.0.1 is already in cache [INFO] testing llrb-0.0.1 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] extracting crate llrb 0.0.1 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate llrb 0.0.1 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate llrb 0.0.1 [INFO] finished tweaking crates.io crate llrb 0.0.1 [INFO] tweaked toml for crates.io crate llrb 0.0.1 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a5f2065511bff2409ef22ee1ccc287739d237bdc95d3ba13a9234542de210dcc [INFO] running `"docker" "start" "-a" "a5f2065511bff2409ef22ee1ccc287739d237bdc95d3ba13a9234542de210dcc"` [INFO] [stderr] Compiling llrb v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `right_is_red` [INFO] [stderr] --> src/lib.rs:288:13 [INFO] [stderr] | [INFO] [stderr] 288 | let right_is_red = is_red(&self.left); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_right_is_red` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/lib.rs:289:35 [INFO] [stderr] | [INFO] [stderr] 289 | if let Some((ref mut key, ref mut val)) = self.kv { [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:335:30 [INFO] [stderr] | [INFO] [stderr] 335 | pub fn append(&mut self, other: &mut Self) {} [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `move_red_right` [INFO] [stderr] --> src/lib.rs:92:5 [INFO] [stderr] | [INFO] [stderr] 92 | fn move_red_right(&mut self) {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `move_red_left` [INFO] [stderr] --> src/lib.rs:94:5 [INFO] [stderr] | [INFO] [stderr] 94 | fn move_red_left(&mut self) {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `min` [INFO] [stderr] --> src/lib.rs:303:5 [INFO] [stderr] | [INFO] [stderr] 303 | fn min(&self) -> &LLRB { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.38s [INFO] running `"docker" "inspect" "a5f2065511bff2409ef22ee1ccc287739d237bdc95d3ba13a9234542de210dcc"` [INFO] running `"docker" "rm" "-f" "a5f2065511bff2409ef22ee1ccc287739d237bdc95d3ba13a9234542de210dcc"` [INFO] [stdout] a5f2065511bff2409ef22ee1ccc287739d237bdc95d3ba13a9234542de210dcc [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4ab43ccc436d36d5fe6a62f326a69189118df8d4b9cb9b6e153719ee0e2a6271 [INFO] running `"docker" "start" "-a" "4ab43ccc436d36d5fe6a62f326a69189118df8d4b9cb9b6e153719ee0e2a6271"` [INFO] [stderr] Compiling llrb v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `right_is_red` [INFO] [stderr] --> src/lib.rs:288:13 [INFO] [stderr] | [INFO] [stderr] 288 | let right_is_red = is_red(&self.left); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_right_is_red` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/lib.rs:289:35 [INFO] [stderr] | [INFO] [stderr] 289 | if let Some((ref mut key, ref mut val)) = self.kv { [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:335:30 [INFO] [stderr] | [INFO] [stderr] 335 | pub fn append(&mut self, other: &mut Self) {} [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `move_red_right` [INFO] [stderr] --> src/lib.rs:92:5 [INFO] [stderr] | [INFO] [stderr] 92 | fn move_red_right(&mut self) {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `move_red_left` [INFO] [stderr] --> src/lib.rs:94:5 [INFO] [stderr] | [INFO] [stderr] 94 | fn move_red_left(&mut self) {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `min` [INFO] [stderr] --> src/lib.rs:303:5 [INFO] [stderr] | [INFO] [stderr] 303 | fn min(&self) -> &LLRB { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `right_is_red` [INFO] [stderr] --> src/lib.rs:288:13 [INFO] [stderr] | [INFO] [stderr] 288 | let right_is_red = is_red(&self.left); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_right_is_red` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/lib.rs:289:35 [INFO] [stderr] | [INFO] [stderr] 289 | if let Some((ref mut key, ref mut val)) = self.kv { [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:335:30 [INFO] [stderr] | [INFO] [stderr] 335 | pub fn append(&mut self, other: &mut Self) {} [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `move_red_right` [INFO] [stderr] --> src/lib.rs:92:5 [INFO] [stderr] | [INFO] [stderr] 92 | fn move_red_right(&mut self) {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `move_red_left` [INFO] [stderr] --> src/lib.rs:94:5 [INFO] [stderr] | [INFO] [stderr] 94 | fn move_red_left(&mut self) {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `min` [INFO] [stderr] --> src/lib.rs:303:5 [INFO] [stderr] | [INFO] [stderr] 303 | fn min(&self) -> &LLRB { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `"docker" "inspect" "4ab43ccc436d36d5fe6a62f326a69189118df8d4b9cb9b6e153719ee0e2a6271"` [INFO] running `"docker" "rm" "-f" "4ab43ccc436d36d5fe6a62f326a69189118df8d4b9cb9b6e153719ee0e2a6271"` [INFO] [stdout] 4ab43ccc436d36d5fe6a62f326a69189118df8d4b9cb9b6e153719ee0e2a6271 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e18cb12e69d0f2cffd7fa8ec9cdb4a20650e6ccc4371f666186beda7725e6375 [INFO] running `"docker" "start" "-a" "e18cb12e69d0f2cffd7fa8ec9cdb4a20650e6ccc4371f666186beda7725e6375"` [INFO] [stderr] warning: unused variable: `right_is_red` [INFO] [stderr] --> src/lib.rs:288:13 [INFO] [stderr] | [INFO] [stderr] 288 | let right_is_red = is_red(&self.left); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_right_is_red` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/lib.rs:289:35 [INFO] [stderr] | [INFO] [stderr] 289 | if let Some((ref mut key, ref mut val)) = self.kv { [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:335:30 [INFO] [stderr] | [INFO] [stderr] 335 | pub fn append(&mut self, other: &mut Self) {} [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `move_red_right` [INFO] [stderr] --> src/lib.rs:92:5 [INFO] [stderr] | [INFO] [stderr] 92 | fn move_red_right(&mut self) {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `right_is_red` [INFO] [stderr] --> src/lib.rs:288:13 [INFO] [stderr] | [INFO] [stderr] 288 | let right_is_red = is_red(&self.left); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_right_is_red` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `move_red_left` [INFO] [stderr] --> src/lib.rs:94:5 [INFO] [stderr] | [INFO] [stderr] 94 | fn move_red_left(&mut self) {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `min` [INFO] [stderr] --> src/lib.rs:303:5 [INFO] [stderr] | [INFO] [stderr] 303 | fn min(&self) -> &LLRB { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/lib.rs:289:35 [INFO] [stderr] | [INFO] [stderr] 289 | if let Some((ref mut key, ref mut val)) = self.kv { [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:335:30 [INFO] [stderr] | [INFO] [stderr] 335 | pub fn append(&mut self, other: &mut Self) {} [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `move_red_right` [INFO] [stderr] --> src/lib.rs:92:5 [INFO] [stderr] | [INFO] [stderr] 92 | fn move_red_right(&mut self) {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `move_red_left` [INFO] [stderr] --> src/lib.rs:94:5 [INFO] [stderr] | [INFO] [stderr] 94 | fn move_red_left(&mut self) {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `min` [INFO] [stderr] --> src/lib.rs:303:5 [INFO] [stderr] | [INFO] [stderr] 303 | fn min(&self) -> &LLRB { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/llrb-0639230e14bd2518 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests llrb [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test src/lib.rs - LLRB::get_mut (line 176) ... ok [INFO] [stdout] test src/lib.rs - LLRB::is_empty (line 376) ... ok [INFO] [stdout] test src/lib.rs - LLRB::contains_key (line 155) ... ok [INFO] [stdout] test src/lib.rs - LLRB::get (line 116) ... ok [INFO] [stdout] test src/lib.rs - LLRB::append (line 311) ... FAILED [INFO] [stdout] test src/lib.rs - LLRB::remove (line 276) ... FAILED [INFO] [stdout] test src/lib.rs - LLRB::len (line 343) ... ok [INFO] [stdout] test src/lib.rs - LLRB::insert (line 221) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - LLRB::append (line 311) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `3`, [INFO] [stdout] right: `5`', src/lib.rs:18:1 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x559a46dfbb84 - backtrace::backtrace::libunwind::trace::h61666fa4b9834a45 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x559a46dfbb84 - backtrace::backtrace::trace_unsynchronized::h01d3725fb5da8653 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x559a46dfbb84 - std::sys_common::backtrace::_print_fmt::h5c7c4751bc296f90 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x559a46dfbb84 - ::fmt::h7729313ad2d729c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x559a46e1945c - core::fmt::write::hb0049f6c12bdaffc [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x559a46dfa3b3 - std::io::Write::write_fmt::hfb486fa6ccb90f14 [INFO] [stdout] at src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x559a46dfe125 - std::sys_common::backtrace::_print::ha087cac92e84a414 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x559a46dfe125 - std::sys_common::backtrace::print::h6b013d3bfe6cbcb8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x559a46dfe125 - std::panicking::default_hook::{{closure}}::h016d7de02def2736 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x559a46dfde62 - std::panicking::default_hook::h9386f7e484840463 [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x559a46dfe732 - std::panicking::rust_panic_with_hook::h3846eb1b2e5a9312 [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 11: 0x559a46dfe31b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 12: 0x559a46dfe28b - std::panicking::begin_panic_fmt::h2fa40d03719daab1 [INFO] [stdout] at src/libstd/panicking.rs:373 [INFO] [stdout] 13: 0x559a46df6060 - rust_out::main::hce5147e828914a17 [INFO] [stdout] 14: 0x559a46df3723 - std::rt::lang_start::{{closure}}::hd4d3223f97a59432 [INFO] [stdout] 15: 0x559a46dfeb78 - std::rt::lang_start_internal::{{closure}}::h76043ceda1ce1596 [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 16: 0x559a46dfeb78 - std::panicking::try::do_call::hb3d81a78fdf1ed63 [INFO] [stdout] at src/libstd/panicking.rs:331 [INFO] [stdout] 17: 0x559a46dfeb78 - std::panicking::try::he8d7c35962fb5d7e [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 18: 0x559a46dfeb78 - std::panic::catch_unwind::h643ad9bfe058a347 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x559a46dfeb78 - std::rt::lang_start_internal::h4b0f023744ce345f [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 20: 0x559a46df3708 - std::rt::lang_start::h03f94474139bc599 [INFO] [stdout] 21: 0x559a46df6b8b - main [INFO] [stdout] 22: 0x7f8802b5bb97 - __libc_start_main [INFO] [stdout] 23: 0x559a46df35ba - _start [INFO] [stdout] 24: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - LLRB::remove (line 276) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `None`, [INFO] [stdout] right: `Some("a")`', src/lib.rs:8:1 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55ec32832ec4 - backtrace::backtrace::libunwind::trace::h61666fa4b9834a45 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55ec32832ec4 - backtrace::backtrace::trace_unsynchronized::h01d3725fb5da8653 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55ec32832ec4 - std::sys_common::backtrace::_print_fmt::h5c7c4751bc296f90 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55ec32832ec4 - ::fmt::h7729313ad2d729c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55ec3285079c - core::fmt::write::hb0049f6c12bdaffc [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x55ec328316f3 - std::io::Write::write_fmt::hfb486fa6ccb90f14 [INFO] [stdout] at src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x55ec32835465 - std::sys_common::backtrace::_print::ha087cac92e84a414 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55ec32835465 - std::sys_common::backtrace::print::h6b013d3bfe6cbcb8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55ec32835465 - std::panicking::default_hook::{{closure}}::h016d7de02def2736 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55ec328351a2 - std::panicking::default_hook::h9386f7e484840463 [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x55ec32835a72 - std::panicking::rust_panic_with_hook::h3846eb1b2e5a9312 [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 11: 0x55ec3283565b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 12: 0x55ec328355cb - std::panicking::begin_panic_fmt::h2fa40d03719daab1 [INFO] [stdout] at src/libstd/panicking.rs:373 [INFO] [stdout] 13: 0x55ec3282dce8 - rust_out::main::hce5147e828914a17 [INFO] [stdout] 14: 0x55ec3282b513 - std::rt::lang_start::{{closure}}::hd4d3223f97a59432 [INFO] [stdout] 15: 0x55ec32835eb8 - std::rt::lang_start_internal::{{closure}}::h76043ceda1ce1596 [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 16: 0x55ec32835eb8 - std::panicking::try::do_call::hb3d81a78fdf1ed63 [INFO] [stdout] at src/libstd/panicking.rs:331 [INFO] [stdout] 17: 0x55ec32835eb8 - std::panicking::try::he8d7c35962fb5d7e [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 18: 0x55ec32835eb8 - std::panic::catch_unwind::h643ad9bfe058a347 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55ec32835eb8 - std::rt::lang_start_internal::h4b0f023744ce345f [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 20: 0x55ec3282b4f8 - std::rt::lang_start::h03f94474139bc599 [INFO] [stdout] 21: 0x55ec3282decb - main [INFO] [stdout] 22: 0x7f0e82481b97 - __libc_start_main [INFO] [stdout] 23: 0x55ec3282b3aa - _start [INFO] [stdout] 24: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - LLRB::append (line 311) [INFO] [stdout] src/lib.rs - LLRB::remove (line 276) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 6 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "e18cb12e69d0f2cffd7fa8ec9cdb4a20650e6ccc4371f666186beda7725e6375"` [INFO] running `"docker" "rm" "-f" "e18cb12e69d0f2cffd7fa8ec9cdb4a20650e6ccc4371f666186beda7725e6375"` [INFO] [stdout] e18cb12e69d0f2cffd7fa8ec9cdb4a20650e6ccc4371f666186beda7725e6375