[INFO] crate llrb 0.0.1 is already in cache [INFO] testing llrb-0.0.1 against beta-2019-09-28 for beta-1.39-1 [INFO] extracting crate llrb 0.0.1 into work/builds/worker-1/source [INFO] validating manifest of crates.io crate llrb 0.0.1 on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "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-1/source/Cargo.toml [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] e02900c603e6e849f52a698d87f3e9a3371039b3f8e9ea6d7b007389f96d0f23 [INFO] running `"docker" "start" "-a" "e02900c603e6e849f52a698d87f3e9a3371039b3f8e9ea6d7b007389f96d0f23"` [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 0.26s [INFO] running `"docker" "inspect" "e02900c603e6e849f52a698d87f3e9a3371039b3f8e9ea6d7b007389f96d0f23"` [INFO] running `"docker" "rm" "-f" "e02900c603e6e849f52a698d87f3e9a3371039b3f8e9ea6d7b007389f96d0f23"` [INFO] [stdout] e02900c603e6e849f52a698d87f3e9a3371039b3f8e9ea6d7b007389f96d0f23 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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" "+beta-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] a70bacbed9b2f9a7ae1dab8e44e8c75331b6014cf75ed6cac9dd95855401f548 [INFO] running `"docker" "start" "-a" "a70bacbed9b2f9a7ae1dab8e44e8c75331b6014cf75ed6cac9dd95855401f548"` [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 0.30s [INFO] running `"docker" "inspect" "a70bacbed9b2f9a7ae1dab8e44e8c75331b6014cf75ed6cac9dd95855401f548"` [INFO] running `"docker" "rm" "-f" "a70bacbed9b2f9a7ae1dab8e44e8c75331b6014cf75ed6cac9dd95855401f548"` [INFO] [stdout] a70bacbed9b2f9a7ae1dab8e44e8c75331b6014cf75ed6cac9dd95855401f548 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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" "+beta-2019-09-28" "test" "--frozen"` [INFO] [stdout] 4f9f1538bf4e241c34809cdc4b613a380a7100b2a5c866bc6c57ad2fa4c9af3f [INFO] running `"docker" "start" "-a" "4f9f1538bf4e241c34809cdc4b613a380a7100b2a5c866bc6c57ad2fa4c9af3f"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/llrb-b486ec38d0c4fceb [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 (line 116) ... ok [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::insert (line 221) ... ok [INFO] [stdout] test src/lib.rs - LLRB::is_empty (line 376) ... ok [INFO] [stdout] test src/lib.rs - LLRB::remove (line 276) ... FAILED [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] [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: 0x557a54b13454 - backtrace::backtrace::libunwind::trace::hf625d18232cbbbd4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x557a54b13454 - backtrace::backtrace::trace_unsynchronized::h41d74150fc6ff542 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x557a54b13454 - std::sys_common::backtrace::_print_fmt::h85d37830c667a1f9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stdout] 3: 0x557a54b13454 - ::fmt::h2b7ac01d5feaf9b2 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stdout] 4: 0x557a54b2bd4c - core::fmt::write::h7fd0d904495c035f [INFO] [stdout] at src/libcore/fmt/mod.rs:1030 [INFO] [stdout] 5: 0x557a54b11c77 - std::io::Write::write_fmt::h663e4bf63637c947 [INFO] [stdout] at src/libstd/io/mod.rs:1412 [INFO] [stdout] 6: 0x557a54b15745 - std::sys_common::backtrace::_print::h4c743f7c274a5a74 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stdout] 7: 0x557a54b15745 - std::sys_common::backtrace::print::ha5c4f4bf03800d4d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x557a54b15745 - std::panicking::default_hook::{{closure}}::h8b842185774c09e6 [INFO] [stdout] at src/libstd/panicking.rs:196 [INFO] [stdout] 9: 0x557a54b15436 - std::panicking::default_hook::hd8ec13ee1bc2a65a [INFO] [stdout] at src/libstd/panicking.rs:210 [INFO] [stdout] 10: 0x557a54b15d95 - std::panicking::rust_panic_with_hook::hf3b27166e5f403e7 [INFO] [stdout] at src/libstd/panicking.rs:473 [INFO] [stdout] 11: 0x557a54b15932 - std::panicking::continue_panic_fmt::hd961751be84a6f83 [INFO] [stdout] at src/libstd/panicking.rs:380 [INFO] [stdout] 12: 0x557a54b1588c - std::panicking::begin_panic_fmt::h23ef54e17e5a13fa [INFO] [stdout] at src/libstd/panicking.rs:335 [INFO] [stdout] 13: 0x557a54b0f08f - rust_out::main::h1cf9155cb6204ee7 [INFO] [stdout] 14: 0x557a54b0c053 - std::rt::lang_start::{{closure}}::h837c50a411d03a57 [INFO] [stdout] 15: 0x557a54b15813 - std::rt::lang_start_internal::{{closure}}::hf85bf15597d76295 [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] 16: 0x557a54b15813 - std::panicking::try::do_call::hd308ec0604b9bc21 [INFO] [stdout] at src/libstd/panicking.rs:292 [INFO] [stdout] 17: 0x557a54b16fda - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x557a54b1628d - std::panicking::try::hafc45125a5bd2b22 [INFO] [stdout] at src/libstd/panicking.rs:271 [INFO] [stdout] 19: 0x557a54b1628d - std::panic::catch_unwind::h8494678ec44c4b51 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x557a54b1628d - std::rt::lang_start_internal::h7404667a595739f8 [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 21: 0x557a54b0c038 - std::rt::lang_start::heafa1638e1b7f8fa [INFO] [stdout] 22: 0x557a54b0f26b - main [INFO] [stdout] 23: 0x7f19276a4b97 - __libc_start_main [INFO] [stdout] 24: 0x557a54b0bf1a - _start [INFO] [stdout] 25: 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: 0x559748f4af64 - backtrace::backtrace::libunwind::trace::hf625d18232cbbbd4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x559748f4af64 - backtrace::backtrace::trace_unsynchronized::h41d74150fc6ff542 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x559748f4af64 - std::sys_common::backtrace::_print_fmt::h85d37830c667a1f9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stdout] 3: 0x559748f4af64 - ::fmt::h2b7ac01d5feaf9b2 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stdout] 4: 0x559748f6385c - core::fmt::write::h7fd0d904495c035f [INFO] [stdout] at src/libcore/fmt/mod.rs:1030 [INFO] [stdout] 5: 0x559748f49787 - std::io::Write::write_fmt::h663e4bf63637c947 [INFO] [stdout] at src/libstd/io/mod.rs:1412 [INFO] [stdout] 6: 0x559748f4d255 - std::sys_common::backtrace::_print::h4c743f7c274a5a74 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stdout] 7: 0x559748f4d255 - std::sys_common::backtrace::print::ha5c4f4bf03800d4d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x559748f4d255 - std::panicking::default_hook::{{closure}}::h8b842185774c09e6 [INFO] [stdout] at src/libstd/panicking.rs:196 [INFO] [stdout] 9: 0x559748f4cf46 - std::panicking::default_hook::hd8ec13ee1bc2a65a [INFO] [stdout] at src/libstd/panicking.rs:210 [INFO] [stdout] 10: 0x559748f4d8a5 - std::panicking::rust_panic_with_hook::hf3b27166e5f403e7 [INFO] [stdout] at src/libstd/panicking.rs:473 [INFO] [stdout] 11: 0x559748f4d442 - std::panicking::continue_panic_fmt::hd961751be84a6f83 [INFO] [stdout] at src/libstd/panicking.rs:380 [INFO] [stdout] 12: 0x559748f4d39c - std::panicking::begin_panic_fmt::h23ef54e17e5a13fa [INFO] [stdout] at src/libstd/panicking.rs:335 [INFO] [stdout] 13: 0x559748f462ed - rust_out::main::h1cf9155cb6204ee7 [INFO] [stdout] 14: 0x559748f43133 - std::rt::lang_start::{{closure}}::h837c50a411d03a57 [INFO] [stdout] 15: 0x559748f4d323 - std::rt::lang_start_internal::{{closure}}::hf85bf15597d76295 [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] 16: 0x559748f4d323 - std::panicking::try::do_call::hd308ec0604b9bc21 [INFO] [stdout] at src/libstd/panicking.rs:292 [INFO] [stdout] 17: 0x559748f4eaea - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x559748f4dd9d - std::panicking::try::hafc45125a5bd2b22 [INFO] [stdout] at src/libstd/panicking.rs:271 [INFO] [stdout] 19: 0x559748f4dd9d - std::panic::catch_unwind::h8494678ec44c4b51 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x559748f4dd9d - std::rt::lang_start_internal::h7404667a595739f8 [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 21: 0x559748f43118 - std::rt::lang_start::heafa1638e1b7f8fa [INFO] [stdout] 22: 0x559748f46d7b - main [INFO] [stdout] 23: 0x7f554865cb97 - __libc_start_main [INFO] [stdout] 24: 0x559748f42ffa - _start [INFO] [stdout] 25: 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" "4f9f1538bf4e241c34809cdc4b613a380a7100b2a5c866bc6c57ad2fa4c9af3f"` [INFO] running `"docker" "rm" "-f" "4f9f1538bf4e241c34809cdc4b613a380a7100b2a5c866bc6c57ad2fa4c9af3f"` [INFO] [stdout] 4f9f1538bf4e241c34809cdc4b613a380a7100b2a5c866bc6c57ad2fa4c9af3f