[INFO] crate llrb 0.0.1 is already in cache [INFO] testing llrb-0.0.1 against 1.38.0 for beta-1.39-1 [INFO] extracting crate llrb 0.0.1 into work/builds/worker-0/source [INFO] validating manifest of crates.io crate llrb 0.0.1 on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "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 work/builds/worker-0/source/Cargo.toml [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "build" "--frozen"` [INFO] [stdout] 07280cc657be7af272f7e5fecba90d5f66ffda86f7a394a7e3ce23937462a44c [INFO] running `"docker" "start" "-a" "07280cc657be7af272f7e5fecba90d5f66ffda86f7a394a7e3ce23937462a44c"` [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: consider prefixing 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:289:43 [INFO] [stderr] | [INFO] [stderr] 289 | if let Some((ref mut key, ref mut val)) = self.kv { [INFO] [stderr] | ^^^ help: consider prefixing 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: consider prefixing 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] Finished dev [unoptimized + debuginfo] target(s) in 0.25s [INFO] running `"docker" "inspect" "07280cc657be7af272f7e5fecba90d5f66ffda86f7a394a7e3ce23937462a44c"` [INFO] running `"docker" "rm" "-f" "07280cc657be7af272f7e5fecba90d5f66ffda86f7a394a7e3ce23937462a44c"` [INFO] [stdout] 07280cc657be7af272f7e5fecba90d5f66ffda86f7a394a7e3ce23937462a44c [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 936417ee5ca724903b2a4bedfde238d3e4e9cea97cb1a6c0a763d4aaae00821a [INFO] running `"docker" "start" "-a" "936417ee5ca724903b2a4bedfde238d3e4e9cea97cb1a6c0a763d4aaae00821a"` [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: consider prefixing 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:289:43 [INFO] [stderr] | [INFO] [stderr] 289 | if let Some((ref mut key, ref mut val)) = self.kv { [INFO] [stderr] | ^^^ help: consider prefixing 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: consider prefixing 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] Finished dev [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `"docker" "inspect" "936417ee5ca724903b2a4bedfde238d3e4e9cea97cb1a6c0a763d4aaae00821a"` [INFO] running `"docker" "rm" "-f" "936417ee5ca724903b2a4bedfde238d3e4e9cea97cb1a6c0a763d4aaae00821a"` [INFO] [stdout] 936417ee5ca724903b2a4bedfde238d3e4e9cea97cb1a6c0a763d4aaae00821a [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "test" "--frozen"` [INFO] [stdout] f11c0f29d4d3e9d169da5f79baec18bf5bfe4cfc7fdcd1425cb56d6afee6f2e5 [INFO] running `"docker" "start" "-a" "f11c0f29d4d3e9d169da5f79baec18bf5bfe4cfc7fdcd1425cb56d6afee6f2e5"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/llrb-a834a9595698d8a9 [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::len (line 343) ... ok [INFO] [stdout] test src/lib.rs - LLRB::get (line 116) ... ok [INFO] [stdout] test src/lib.rs - LLRB::get_mut (line 176) ... ok [INFO] [stdout] test src/lib.rs - LLRB::contains_key (line 155) ... ok [INFO] [stdout] test src/lib.rs - LLRB::is_empty (line 376) ... ok [INFO] [stdout] test src/lib.rs - LLRB::insert (line 221) ... ok [INFO] [stdout] test src/lib.rs - LLRB::remove (line 276) ... FAILED [INFO] [stdout] test src/lib.rs - LLRB::append (line 311) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [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: 0x558e1965ab4b - backtrace::backtrace::libunwind::trace::h89fcc71e59e3bc5b [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x558e1965ab4b - backtrace::backtrace::trace_unsynchronized::h0bad9be1379e729a [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x558e1965ab4b - std::sys_common::backtrace::_print::hd3382a1f33c473da [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x558e1965ab4b - std::sys_common::backtrace::print::h0ec6f03cfb8e76a6 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x558e1965ab4b - std::panicking::default_hook::{{closure}}::h96cbf7b454e3f557 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x558e1965a826 - std::panicking::default_hook::h95a8f00337383d83 [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 6: 0x558e1965b20d - std::panicking::rust_panic_with_hook::h92f98b46e22f14ed [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x558e1965ad92 - std::panicking::continue_panic_fmt::h25abfbb4e5b7043a [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x558e1965acdf - std::panicking::begin_panic_fmt::hc33ce01c7f7cd52d [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x558e196533bf - rust_out::main::h1cf9155cb6204ee7 [INFO] [stdout] 10: 0x558e19652693 - std::rt::lang_start::{{closure}}::h47cd0236d084ef94 [INFO] [stdout] 11: 0x558e1965ac63 - std::rt::lang_start_internal::{{closure}}::h4e93c1949c7a1955 [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] 12: 0x558e1965ac63 - std::panicking::try::do_call::h9440ccd4dc467eaa [INFO] [stdout] at src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x558e1965c47a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x558e1965b71d - std::panicking::try::hc046e7ee42ee744f [INFO] [stdout] at src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x558e1965b71d - std::panic::catch_unwind::h27dfc457c200aee0 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x558e1965b71d - std::rt::lang_start_internal::hea1b49a567afe309 [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 17: 0x558e19652678 - std::rt::lang_start::h74b7ed2f3cfd5b0d [INFO] [stdout] 18: 0x558e1965359b - main [INFO] [stdout] 19: 0x7f56eeafeb97 - __libc_start_main [INFO] [stdout] 20: 0x558e19650e2a - _start [INFO] [stdout] 21: 0x0 - [INFO] [stdout] [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: 0x559a3c4b065b - backtrace::backtrace::libunwind::trace::h89fcc71e59e3bc5b [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x559a3c4b065b - backtrace::backtrace::trace_unsynchronized::h0bad9be1379e729a [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x559a3c4b065b - std::sys_common::backtrace::_print::hd3382a1f33c473da [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x559a3c4b065b - std::sys_common::backtrace::print::h0ec6f03cfb8e76a6 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x559a3c4b065b - std::panicking::default_hook::{{closure}}::h96cbf7b454e3f557 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x559a3c4b0336 - std::panicking::default_hook::h95a8f00337383d83 [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 6: 0x559a3c4b0d1d - std::panicking::rust_panic_with_hook::h92f98b46e22f14ed [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x559a3c4b08a2 - std::panicking::continue_panic_fmt::h25abfbb4e5b7043a [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x559a3c4b07ef - std::panicking::begin_panic_fmt::hc33ce01c7f7cd52d [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x559a3c4a62ed - rust_out::main::h1cf9155cb6204ee7 [INFO] [stdout] 10: 0x559a3c4a77b3 - std::rt::lang_start::{{closure}}::h47cd0236d084ef94 [INFO] [stdout] 11: 0x559a3c4b0773 - std::rt::lang_start_internal::{{closure}}::h4e93c1949c7a1955 [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] 12: 0x559a3c4b0773 - std::panicking::try::do_call::h9440ccd4dc467eaa [INFO] [stdout] at src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x559a3c4b1f8a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x559a3c4b122d - std::panicking::try::hc046e7ee42ee744f [INFO] [stdout] at src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x559a3c4b122d - std::panic::catch_unwind::h27dfc457c200aee0 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x559a3c4b122d - std::rt::lang_start_internal::hea1b49a567afe309 [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 17: 0x559a3c4a7798 - std::rt::lang_start::h74b7ed2f3cfd5b0d [INFO] [stdout] 18: 0x559a3c4a6d7b - main [INFO] [stdout] 19: 0x7f768a6b3b97 - __libc_start_main [INFO] [stdout] 20: 0x559a3c4a5f0a - _start [INFO] [stdout] 21: 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" "f11c0f29d4d3e9d169da5f79baec18bf5bfe4cfc7fdcd1425cb56d6afee6f2e5"` [INFO] running `"docker" "rm" "-f" "f11c0f29d4d3e9d169da5f79baec18bf5bfe4cfc7fdcd1425cb56d6afee6f2e5"` [INFO] [stdout] f11c0f29d4d3e9d169da5f79baec18bf5bfe4cfc7fdcd1425cb56d6afee6f2e5