[INFO] crate sled 0.24.1 is already in cache [INFO] extracting crate sled 0.24.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/sled/0.24.1 [INFO] extracting crate sled 0.24.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sled/0.24.1 [INFO] validating manifest of sled-0.24.1 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of sled-0.24.1 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing sled-0.24.1 [INFO] finished frobbing sled-0.24.1 [INFO] frobbed toml for sled-0.24.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/sled/0.24.1/Cargo.toml [INFO] started frobbing sled-0.24.1 [INFO] finished frobbing sled-0.24.1 [INFO] frobbed toml for sled-0.24.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sled/0.24.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing sled-0.24.1 against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/sled/0.24.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"` [INFO] [stdout] de337f867f23193b1661079167574c433f3e83937a5630168317075d82de9b14 [INFO] running `"docker" "start" "-a" "de337f867f23193b1661079167574c433f3e83937a5630168317075d82de9b14"` [INFO] [stderr] Compiling historian v4.0.3 [INFO] [stderr] Compiling hashbrown v0.3.1 [INFO] [stderr] Compiling bincode v1.1.4 [INFO] [stderr] Compiling serde_bytes v0.11.1 [INFO] [stderr] Compiling pagecache v0.17.0 [INFO] [stderr] Compiling sled v0.24.1 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.56s [INFO] running `"docker" "inspect" "de337f867f23193b1661079167574c433f3e83937a5630168317075d82de9b14"` [INFO] running `"docker" "rm" "-f" "de337f867f23193b1661079167574c433f3e83937a5630168317075d82de9b14"` [INFO] [stdout] de337f867f23193b1661079167574c433f3e83937a5630168317075d82de9b14 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/sled/0.24.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 29548fd33de4a35a0ef364f2c315f6035eb524b01c57a27b555e73a524a8e5e5 [INFO] running `"docker" "start" "-a" "29548fd33de4a35a0ef364f2c315f6035eb524b01c57a27b555e73a524a8e5e5"` [INFO] [stderr] Compiling sled v0.24.1 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.31s [INFO] running `"docker" "inspect" "29548fd33de4a35a0ef364f2c315f6035eb524b01c57a27b555e73a524a8e5e5"` [INFO] running `"docker" "rm" "-f" "29548fd33de4a35a0ef364f2c315f6035eb524b01c57a27b555e73a524a8e5e5"` [INFO] [stdout] 29548fd33de4a35a0ef364f2c315f6035eb524b01c57a27b555e73a524a8e5e5 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/sled/0.24.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"` [INFO] [stdout] 11cac7aceb99e607c5502a455b17dd65d174a3eb693921ea95f1652d1494d1a1 [INFO] running `"docker" "start" "-a" "11cac7aceb99e607c5502a455b17dd65d174a3eb693921ea95f1652d1494d1a1"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running /opt/crater/target/debug/deps/sled-0fad37d352551804 [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test binary_search::test_binary_search_gt ... ok [INFO] [stdout] test binary_search::test_binary_search_lt ... ok [INFO] [stdout] test binary_search::test_binary_search_lub ... ok [INFO] [stdout] test iter::test_possible_predecessor ... ok [INFO] [stdout] test ivec::ivec_usage ... ok [INFO] [stdout] test prefix::test_prefix ... ok [INFO] [stdout] test prefix::test_prefix_cmp_encoded ... ok [INFO] [stdout] test subscription::basic_subscription ... ok [INFO] [stdout] test prefix::test_prefix_cmp ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests sled [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test src/tree.rs - tree::Tree::fetch_and_update (line 396) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::cas (line 233) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::contains_key (line 506) ... ok [INFO] [stdout] test src/lib.rs - (line 5) ... FAILED [INFO] [stdout] test src/tree.rs - tree::Tree::get_gt (line 588) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree (line 29) ... FAILED [INFO] [stdout] test src/tree.rs - tree::Tree::get (line 149) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::del (line 174) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::get_lt (line 523) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::iter (line 781) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::keys (line 926) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::len (line 979) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::range (line 842) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::merge (line 658) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::scan (line 803) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::set (line 69) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::update_and_fetch (line 330) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::values (line 951) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::watch_prefix (line 463) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 5) stdout ---- [INFO] [stdout] thread 'src/lib.rs - (line 5)' panicked at 'test executable failed: [INFO] [stdout] [INFO] [stdout] thread 'main' panicked at 'should be able to open configured file at "my_db/db"; IO error: Read-only file system (os error 30)', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pagecache-0.17.0/src/config.rs:231:13 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x56246388c7a3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x562463887a8b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x56246388b4c6 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] at src/libstd/panicking.rs:197 [INFO] [stdout] 3: 0x56246388b259 - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 4: 0x56246388bbcf - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:474 [INFO] [stdout] 5: 0x56246388b751 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stdout] at src/libstd/panicking.rs:381 [INFO] [stdout] 6: 0x56246388b69e - std::panicking::begin_panic_fmt::he54eae869ed71eb1 [INFO] [stdout] at src/libstd/panicking.rs:336 [INFO] [stdout] 7: 0x56246370b746 - pagecache::config::ConfigBuilder::build::{{closure}}::h6098278aeb891d69 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pagecache-0.17.0/src/config.rs:231 [INFO] [stdout] 8: 0x5624636b8205 - core::result::Result::unwrap_or_else::hea0d8b2fea781849 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:766 [INFO] [stdout] 9: 0x56246370afb0 - pagecache::config::ConfigBuilder::build::hd538e448ea903efd [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pagecache-0.17.0/src/config.rs:230 [INFO] [stdout] 10: 0x5624634ea4c9 - sled::db::Db::start_default::hc0b9c38b58332038 [INFO] [stdout] 11: 0x5624634ea962 - rust_out::main::h1cf9155cb6204ee7 [INFO] [stdout] 12: 0x5624634e8d32 - std::rt::lang_start::{{closure}}::h06d0fcfbcae13882 [INFO] [stdout] 13: 0x56246388b5d2 - std::panicking::try::do_call::hc3d8373a0b215f51 [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] at src/libstd/panicking.rs:293 [INFO] [stdout] 14: 0x56246388fac9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 15: 0x56246388c19c - std::rt::lang_start_internal::he5218c8b95d395f2 [INFO] [stdout] at src/libstd/panicking.rs:272 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 16: 0x5624634e8d14 - std::rt::lang_start::hdef4740723826a9e [INFO] [stdout] 17: 0x5624634eb51a - main [INFO] [stdout] 18: 0x7f7a303532e0 - __libc_start_main [INFO] [stdout] 19: 0x5624634e2ae9 - _start [INFO] [stdout] 20: 0x0 - [INFO] [stdout] [INFO] [stdout] ', src/librustdoc/test.rs:341:17 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x7f11cd161823 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x7f11cd1594cb - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x7f11cd15da56 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] at src/libstd/panicking.rs:197 [INFO] [stdout] 3: 0x7f11cd15d77e - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:208 [INFO] [stdout] 4: 0x7f11cd15e248 - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:478 [INFO] [stdout] 5: 0x7f11cd15dce1 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stdout] at src/libstd/panicking.rs:381 [INFO] [stdout] 6: 0x7f11cd15dc2e - std::panicking::begin_panic_fmt::he54eae869ed71eb1 [INFO] [stdout] at src/libstd/panicking.rs:336 [INFO] [stdout] 7: 0x560a3bf169c8 - rustdoc::test::run_test::h29a20600da33f74f [INFO] [stdout] at src/librustdoc/test.rs:341 [INFO] [stdout] 8: 0x560a3bf0a7c9 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h84ad3bdb52e265e9 [INFO] [stdout] at src/librustdoc/test.rs:715 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 9: 0x7f11ce6e4b7e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 10: 0x7f11ce6e4b7e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 11: 0x7f11cd16f169 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 12: 0x7f11ce6fff87 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at src/libtest/lib.rs:1468 [INFO] [stdout] 13: 0x7f11ce6d99a4 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 14: 0x7f11ce6dda54 - std::panicking::try::do_call::h6f86e980b52f74d5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stdout] 15: 0x7f11cd16f169 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 16: 0x7f11ce6de551 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 17: 0x7f11cd14036e - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 18: 0x7f11cd16dddf - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 19: 0x7f11cccd74a3 - start_thread [INFO] [stdout] 20: 0x7f11cc802d0e - __clone [INFO] [stdout] 21: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- src/tree.rs - tree::Tree (line 29) stdout ---- [INFO] [stdout] thread 'src/tree.rs - tree::Tree (line 29)' panicked at 'test executable failed: [INFO] [stdout] [INFO] [stdout] thread 'main' panicked at 'should be able to open configured file at "db/db"; IO error: Read-only file system (os error 30)', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pagecache-0.17.0/src/config.rs:231:13 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x558af78aa7a3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x558af78a5a8b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x558af78a94c6 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] at src/libstd/panicking.rs:197 [INFO] [stdout] 3: 0x558af78a9259 - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 4: 0x558af78a9bcf - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:474 [INFO] [stdout] 5: 0x558af78a9751 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stdout] at src/libstd/panicking.rs:381 [INFO] [stdout] 6: 0x558af78a969e - std::panicking::begin_panic_fmt::he54eae869ed71eb1 [INFO] [stdout] at src/libstd/panicking.rs:336 [INFO] [stdout] 7: 0x558af7729746 - pagecache::config::ConfigBuilder::build::{{closure}}::h6098278aeb891d69 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pagecache-0.17.0/src/config.rs:231 [INFO] [stdout] 8: 0x558af76d6205 - core::result::Result::unwrap_or_else::hea0d8b2fea781849 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:766 [INFO] [stdout] 9: 0x558af7728fb0 - pagecache::config::ConfigBuilder::build::hd538e448ea903efd [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pagecache-0.17.0/src/config.rs:230 [INFO] [stdout] 10: 0x558af75084c9 - sled::db::Db::start_default::hc0b9c38b58332038 [INFO] [stdout] 11: 0x558af7508962 - rust_out::main::h1cf9155cb6204ee7 [INFO] [stdout] 12: 0x558af7506d32 - std::rt::lang_start::{{closure}}::h06d0fcfbcae13882 [INFO] [stdout] 13: 0x558af78a95d2 - std::panicking::try::do_call::hc3d8373a0b215f51 [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] at src/libstd/panicking.rs:293 [INFO] [stdout] 14: 0x558af78adac9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 15: 0x558af78aa19c - std::rt::lang_start_internal::he5218c8b95d395f2 [INFO] [stdout] at src/libstd/panicking.rs:272 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 16: 0x558af7506d14 - std::rt::lang_start::hdef4740723826a9e [INFO] [stdout] 17: 0x558af750951a - main [INFO] [stdout] 18: 0x7f5311bb92e0 - __libc_start_main [INFO] [stdout] 19: 0x558af7500ae9 - _start [INFO] [stdout] 20: 0x0 - [INFO] [stdout] [INFO] [stdout] ', src/librustdoc/test.rs:341:17 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x7f11cd161823 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x7f11cd1594cb - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x7f11cd15da56 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] at src/libstd/panicking.rs:197 [INFO] [stdout] 3: 0x7f11cd15d77e - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:208 [INFO] [stdout] 4: 0x7f11cd15e248 - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:478 [INFO] [stdout] 5: 0x7f11cd15dce1 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stdout] at src/libstd/panicking.rs:381 [INFO] [stdout] 6: 0x7f11cd15dc2e - std::panicking::begin_panic_fmt::he54eae869ed71eb1 [INFO] [stdout] at src/libstd/panicking.rs:336 [INFO] [stdout] 7: 0x560a3bf169c8 - rustdoc::test::run_test::h29a20600da33f74f [INFO] [stdout] at src/librustdoc/test.rs:341 [INFO] [stdout] 8: 0x560a3bf0a7c9 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h84ad3bdb52e265e9 [INFO] [stdout] at src/librustdoc/test.rs:715 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 9: 0x7f11ce6e4b7e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 10: 0x7f11ce6e4b7e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 11: 0x7f11cd16f169 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 12: 0x7f11ce6fff87 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at src/libtest/lib.rs:1468 [INFO] [stdout] 13: 0x7f11ce6d99a4 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 14: 0x7f11ce6dda54 - std::panicking::try::do_call::h6f86e980b52f74d5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stdout] 15: 0x7f11cd16f169 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 16: 0x7f11ce6de551 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 17: 0x7f11cd14036e - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 18: 0x7f11cd16dddf - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 19: 0x7f11cccd74a3 - start_thread [INFO] [stdout] 20: 0x7f11cc802d0e - __clone [INFO] [stdout] 21: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 5) [INFO] [stdout] src/tree.rs - tree::Tree (line 29) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 17 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" "11cac7aceb99e607c5502a455b17dd65d174a3eb693921ea95f1652d1494d1a1"` [INFO] running `"docker" "rm" "-f" "11cac7aceb99e607c5502a455b17dd65d174a3eb693921ea95f1652d1494d1a1"` [INFO] [stdout] 11cac7aceb99e607c5502a455b17dd65d174a3eb693921ea95f1652d1494d1a1