[INFO] fetching crate llrb 0.0.1... [INFO] testing llrb-0.0.1 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] extracting crate llrb 0.0.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate llrb 0.0.1 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e3f79b3770b29e13468da5c0d0add78e1007a33502e9c51d099b7d8b0df5e89f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e3f79b3770b29e13468da5c0d0add78e1007a33502e9c51d099b7d8b0df5e89f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3f79b3770b29e13468da5c0d0add78e1007a33502e9c51d099b7d8b0df5e89f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3f79b3770b29e13468da5c0d0add78e1007a33502e9c51d099b7d8b0df5e89f", kill_on_drop: false }` [INFO] [stdout] e3f79b3770b29e13468da5c0d0add78e1007a33502e9c51d099b7d8b0df5e89f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6c20ab5c12df470f5aba75a12c8917d879a8dd9f6403a23b574d12c6bdfd8ca6 [INFO] running `Command { std: "docker" "start" "-a" "6c20ab5c12df470f5aba75a12c8917d879a8dd9f6403a23b574d12c6bdfd8ca6", kill_on_drop: false }` [INFO] [stderr] Compiling llrb v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `right_is_red` [INFO] [stdout] --> src/lib.rs:288:13 [INFO] [stdout] | [INFO] [stdout] 288 | let right_is_red = is_red(&self.left); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_right_is_red` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/lib.rs:289:35 [INFO] [stdout] | [INFO] [stdout] 289 | if let Some((ref mut key, ref mut val)) = self.kv { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/lib.rs:335:30 [INFO] [stdout] | [INFO] [stdout] 335 | pub fn append(&mut self, other: &mut Self) {} [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `move_red_right` [INFO] [stdout] --> src/lib.rs:92:8 [INFO] [stdout] | [INFO] [stdout] 92 | fn move_red_right(&mut self) {} [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `move_red_left` [INFO] [stdout] --> src/lib.rs:94:8 [INFO] [stdout] | [INFO] [stdout] 94 | fn move_red_left(&mut self) {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `min` [INFO] [stdout] --> src/lib.rs:303:8 [INFO] [stdout] | [INFO] [stdout] 303 | fn min(&self) -> &LLRB { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.36s [INFO] running `Command { std: "docker" "inspect" "6c20ab5c12df470f5aba75a12c8917d879a8dd9f6403a23b574d12c6bdfd8ca6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c20ab5c12df470f5aba75a12c8917d879a8dd9f6403a23b574d12c6bdfd8ca6", kill_on_drop: false }` [INFO] [stdout] 6c20ab5c12df470f5aba75a12c8917d879a8dd9f6403a23b574d12c6bdfd8ca6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f90e81a85b69868e6031f31aecc0ef6f454fc2a2ab4c4e80de303be126a6ef07 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f90e81a85b69868e6031f31aecc0ef6f454fc2a2ab4c4e80de303be126a6ef07", kill_on_drop: false }` [INFO] [stderr] Compiling llrb v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `right_is_red` [INFO] [stdout] --> src/lib.rs:288:13 [INFO] [stdout] | [INFO] [stdout] 288 | let right_is_red = is_red(&self.left); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_right_is_red` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/lib.rs:289:35 [INFO] [stdout] | [INFO] [stdout] 289 | if let Some((ref mut key, ref mut val)) = self.kv { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/lib.rs:335:30 [INFO] [stdout] | [INFO] [stdout] 335 | pub fn append(&mut self, other: &mut Self) {} [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `move_red_right` [INFO] [stdout] --> src/lib.rs:92:8 [INFO] [stdout] | [INFO] [stdout] 92 | fn move_red_right(&mut self) {} [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `move_red_left` [INFO] [stdout] --> src/lib.rs:94:8 [INFO] [stdout] | [INFO] [stdout] 94 | fn move_red_left(&mut self) {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `min` [INFO] [stdout] --> src/lib.rs:303:8 [INFO] [stdout] | [INFO] [stdout] 303 | fn min(&self) -> &LLRB { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right_is_red` [INFO] [stdout] --> src/lib.rs:288:13 [INFO] [stdout] | [INFO] [stdout] 288 | let right_is_red = is_red(&self.left); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_right_is_red` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/lib.rs:289:35 [INFO] [stdout] | [INFO] [stdout] 289 | if let Some((ref mut key, ref mut val)) = self.kv { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/lib.rs:335:30 [INFO] [stdout] | [INFO] [stdout] 335 | pub fn append(&mut self, other: &mut Self) {} [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `move_red_right` [INFO] [stdout] --> src/lib.rs:92:8 [INFO] [stdout] | [INFO] [stdout] 92 | fn move_red_right(&mut self) {} [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `move_red_left` [INFO] [stdout] --> src/lib.rs:94:8 [INFO] [stdout] | [INFO] [stdout] 94 | fn move_red_left(&mut self) {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `min` [INFO] [stdout] --> src/lib.rs:303:8 [INFO] [stdout] | [INFO] [stdout] 303 | fn min(&self) -> &LLRB { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.48s [INFO] running `Command { std: "docker" "inspect" "f90e81a85b69868e6031f31aecc0ef6f454fc2a2ab4c4e80de303be126a6ef07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f90e81a85b69868e6031f31aecc0ef6f454fc2a2ab4c4e80de303be126a6ef07", kill_on_drop: false }` [INFO] [stdout] f90e81a85b69868e6031f31aecc0ef6f454fc2a2ab4c4e80de303be126a6ef07 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5ef701a77bca70d2aef979a8df2d5594a55b572446ecc04fd764f043d0a4cd1a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5ef701a77bca70d2aef979a8df2d5594a55b572446ecc04fd764f043d0a4cd1a", kill_on_drop: false }` [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: associated function is never used: `move_red_right` [INFO] [stderr] --> src/lib.rs:92:8 [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: associated function is never used: `move_red_left` [INFO] [stderr] --> src/lib.rs:94:8 [INFO] [stderr] | [INFO] [stderr] 94 | fn move_red_left(&mut self) {} [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `min` [INFO] [stderr] --> src/lib.rs:303:8 [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: associated function is never used: `move_red_right` [INFO] [stderr] --> src/lib.rs:92:8 [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: associated function is never used: `move_red_left` [INFO] [stderr] --> src/lib.rs:94:8 [INFO] [stderr] | [INFO] [stderr] 94 | fn move_red_left(&mut self) {} [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `min` [INFO] [stderr] --> src/lib.rs:303:8 [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 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/llrb-91aa62ecb25e3431 [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::is_empty (line 376) ... ok [INFO] [stdout] test src/lib.rs - LLRB::contains_key (line 155) ... ok [INFO] [stdout] test src/lib.rs - LLRB::append (line 311) ... FAILED [INFO] [stdout] test src/lib.rs - LLRB::get_mut (line 176) ... ok [INFO] [stdout] test src/lib.rs - LLRB::len (line 343) ... ok [INFO] [stdout] test src/lib.rs - LLRB::remove (line 276) ... FAILED [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] [stdout] test src/lib.rs - LLRB::insert (line 221) ... ok [INFO] [stdout] test src/lib.rs - LLRB::get (line 116) ... 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: 0x55ba270db695 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55ba270db695 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55ba270db695 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55ba270db695 - ::fmt::hb4bdb37c3c335733 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55ba270f835c - core::fmt::write::h540ac4a6a1232abc [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55ba270d9d62 - std::io::Write::write_fmt::h5ffa1b5a7703af47 [INFO] [stdout] at src/libstd/io/mod.rs:1539 [INFO] [stdout] 6: 0x55ba270ddad0 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55ba270ddad0 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55ba270ddad0 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55ba270dd81c - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stdout] at src/libstd/panicking.rs:217 [INFO] [stdout] 10: 0x55ba270de113 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 11: 0x55ba270ddd0b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 12: 0x55ba270ddc7b - std::panicking::begin_panic_fmt::hbb5e59697acc78ba [INFO] [stdout] at src/libstd/panicking.rs:391 [INFO] [stdout] 13: 0x55ba270d5c20 - rust_out::main::h405f65324f7b53be [INFO] [stdout] 14: 0x55ba270d32c3 - std::rt::lang_start::{{closure}}::h4b28e45528b64eb3 [INFO] [stdout] 15: 0x55ba270de4e3 - std::rt::lang_start_internal::{{closure}}::h155f3093add35bce [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 16: 0x55ba270de4e3 - std::panicking::try::do_call::h45f1f66ee6b987d6 [INFO] [stdout] at src/libstd/panicking.rs:348 [INFO] [stdout] 17: 0x55ba270de4e3 - std::panicking::try::h0924dfb942cef7e3 [INFO] [stdout] at src/libstd/panicking.rs:325 [INFO] [stdout] 18: 0x55ba270de4e3 - std::panic::catch_unwind::h883180846c5b53fa [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55ba270de4e3 - std::rt::lang_start_internal::he9284d43a52786c5 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 20: 0x55ba270d32a8 - std::rt::lang_start::hb412ec904ea47782 [INFO] [stdout] 21: 0x55ba270d674b - main [INFO] [stdout] 22: 0x7f6f6cad60b3 - __libc_start_main [INFO] [stdout] 23: 0x55ba270d317e - _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: 0x55ba61156bf5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55ba61156bf5 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55ba61156bf5 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55ba61156bf5 - ::fmt::hb4bdb37c3c335733 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55ba611738bc - core::fmt::write::h540ac4a6a1232abc [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55ba611552c2 - std::io::Write::write_fmt::h5ffa1b5a7703af47 [INFO] [stdout] at src/libstd/io/mod.rs:1539 [INFO] [stdout] 6: 0x55ba61159030 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55ba61159030 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55ba61159030 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55ba61158d7c - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stdout] at src/libstd/panicking.rs:217 [INFO] [stdout] 10: 0x55ba61159673 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 11: 0x55ba6115926b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 12: 0x55ba611591db - std::panicking::begin_panic_fmt::hbb5e59697acc78ba [INFO] [stdout] at src/libstd/panicking.rs:391 [INFO] [stdout] 13: 0x55ba61151ac8 - rust_out::main::h405f65324f7b53be [INFO] [stdout] 14: 0x55ba6114f2c3 - std::rt::lang_start::{{closure}}::h4b28e45528b64eb3 [INFO] [stdout] 15: 0x55ba61159a43 - std::rt::lang_start_internal::{{closure}}::h155f3093add35bce [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 16: 0x55ba61159a43 - std::panicking::try::do_call::h45f1f66ee6b987d6 [INFO] [stdout] at src/libstd/panicking.rs:348 [INFO] [stdout] 17: 0x55ba61159a43 - std::panicking::try::h0924dfb942cef7e3 [INFO] [stdout] at src/libstd/panicking.rs:325 [INFO] [stdout] 18: 0x55ba61159a43 - std::panic::catch_unwind::h883180846c5b53fa [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55ba61159a43 - std::rt::lang_start_internal::he9284d43a52786c5 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 20: 0x55ba6114f2a8 - std::rt::lang_start::hb412ec904ea47782 [INFO] [stdout] 21: 0x55ba61151cab - main [INFO] [stdout] 22: 0x7f121451f0b3 - __libc_start_main [INFO] [stdout] 23: 0x55ba6114f17e - _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] running `Command { std: "docker" "inspect" "5ef701a77bca70d2aef979a8df2d5594a55b572446ecc04fd764f043d0a4cd1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ef701a77bca70d2aef979a8df2d5594a55b572446ecc04fd764f043d0a4cd1a", kill_on_drop: false }` [INFO] [stdout] 5ef701a77bca70d2aef979a8df2d5594a55b572446ecc04fd764f043d0a4cd1a