[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 beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] 45d6dac918a0447680a74c6ade619e0c598f5ebf57689d3ba7e49eb966a8e697 [INFO] running `"docker" "start" "-a" "45d6dac918a0447680a74c6ade619e0c598f5ebf57689d3ba7e49eb966a8e697"` [INFO] [stderr] Compiling historian v4.0.3 [INFO] [stderr] Compiling hashbrown v0.3.1 [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 25.42s [INFO] running `"docker" "inspect" "45d6dac918a0447680a74c6ade619e0c598f5ebf57689d3ba7e49eb966a8e697"` [INFO] running `"docker" "rm" "-f" "45d6dac918a0447680a74c6ade619e0c598f5ebf57689d3ba7e49eb966a8e697"` [INFO] [stdout] 45d6dac918a0447680a74c6ade619e0c598f5ebf57689d3ba7e49eb966a8e697 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 24b7ee4e7a7b7057883314cb7ce2ce7964a1cd82c9fce55d08ab11a3e85e34d8 [INFO] running `"docker" "start" "-a" "24b7ee4e7a7b7057883314cb7ce2ce7964a1cd82c9fce55d08ab11a3e85e34d8"` [INFO] [stderr] Compiling sled v0.24.1 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.20s [INFO] running `"docker" "inspect" "24b7ee4e7a7b7057883314cb7ce2ce7964a1cd82c9fce55d08ab11a3e85e34d8"` [INFO] running `"docker" "rm" "-f" "24b7ee4e7a7b7057883314cb7ce2ce7964a1cd82c9fce55d08ab11a3e85e34d8"` [INFO] [stdout] 24b7ee4e7a7b7057883314cb7ce2ce7964a1cd82c9fce55d08ab11a3e85e34d8 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] 7bcb5b40a59536393ac3870be939f179268bc04d787830a5099a732662447623 [INFO] running `"docker" "start" "-a" "7bcb5b40a59536393ac3870be939f179268bc04d787830a5099a732662447623"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running /opt/crater/target/debug/deps/sled-0515d54655ff9124 [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test binary_search::test_binary_search_lub ... ok [INFO] [stdout] test binary_search::test_binary_search_gt ... ok [INFO] [stdout] test binary_search::test_binary_search_lt ... ok [INFO] [stdout] test subscription::basic_subscription ... ok [INFO] [stdout] test prefix::test_prefix_cmp_encoded ... ok [INFO] [stdout] test prefix::test_prefix_cmp ... ok [INFO] [stdout] test prefix::test_prefix ... ok [INFO] [stdout] test iter::test_possible_predecessor ... ok [INFO] [stdout] test ivec::ivec_usage ... 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::get (line 149) ... 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/tree.rs - tree::Tree (line 29) ... FAILED [INFO] [stdout] test src/tree.rs - tree::Tree::get_gt (line 588) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::del (line 174) ... ok [INFO] [stdout] test src/lib.rs - (line 5) ... FAILED [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::len (line 979) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::keys (line 926) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::set (line 69) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::scan (line 803) ... 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::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/tree.rs - tree::Tree (line 29) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [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: 0x5591a0c444bb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5591a0c444bb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5591a0c444bb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5591a0c444bb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5591a0c444bb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5591a0c44197 - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 6: 0x5591a0c44c30 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5591a0c447b2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5591a0c446ff - std::panicking::begin_panic_fmt::he65a2e8ff19d8ae0 [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x5591a0abfef7 - pagecache::config::ConfigBuilder::build::{{closure}}::h932a15f88a220688 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pagecache-0.17.0/src/config.rs:231 [INFO] [stdout] 10: 0x5591a0a754f1 - core::result::Result::unwrap_or_else::h7aebf09061cf613a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:766 [INFO] [stdout] 11: 0x5591a0abf760 - pagecache::config::ConfigBuilder::build::h284b574d5045fd5b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pagecache-0.17.0/src/config.rs:230 [INFO] [stdout] 12: 0x5591a08a1efa - sled::db::Db::start_default::ha55d3524d3ba9b9e [INFO] [stdout] 13: 0x5591a08a23f3 - rust_out::main::h1cf9155cb6204ee7 [INFO] [stdout] 14: 0x5591a08a0ca3 - std::rt::lang_start::{{closure}}::hcae6cf720578140e [INFO] [stdout] 15: 0x5591a0c44633 - std::rt::lang_start_internal::{{closure}}::h055e1fdc5578d418 [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] 16: 0x5591a0c44633 - std::panicking::try::do_call::h480cafa68c9928b4 [INFO] [stdout] at src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5591a0c486da - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5591a0c451fd - std::panicking::try::he0549d0299de204a [INFO] [stdout] at src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5591a0c451fd - std::panic::catch_unwind::h422dc2db98f03517 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5591a0c451fd - std::rt::lang_start_internal::h121de03325a3f900 [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 21: 0x5591a08a0c85 - std::rt::lang_start::hf87e2ef1856a065b [INFO] [stdout] 22: 0x5591a08a2fab - main [INFO] [stdout] 23: 0x7fcaaeeaa2e1 - __libc_start_main [INFO] [stdout] 24: 0x5591a089a47a - _start [INFO] [stdout] 25: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 5) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [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: 0x562d536f34bb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x562d536f34bb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x562d536f34bb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x562d536f34bb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x562d536f34bb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x562d536f3197 - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 6: 0x562d536f3c30 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x562d536f37b2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x562d536f36ff - std::panicking::begin_panic_fmt::he65a2e8ff19d8ae0 [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x562d5356eef7 - pagecache::config::ConfigBuilder::build::{{closure}}::h932a15f88a220688 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pagecache-0.17.0/src/config.rs:231 [INFO] [stdout] 10: 0x562d535244f1 - core::result::Result::unwrap_or_else::h7aebf09061cf613a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:766 [INFO] [stdout] 11: 0x562d5356e760 - pagecache::config::ConfigBuilder::build::h284b574d5045fd5b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pagecache-0.17.0/src/config.rs:230 [INFO] [stdout] 12: 0x562d53350efa - sled::db::Db::start_default::ha55d3524d3ba9b9e [INFO] [stdout] 13: 0x562d533513f3 - rust_out::main::h1cf9155cb6204ee7 [INFO] [stdout] 14: 0x562d5334fca3 - std::rt::lang_start::{{closure}}::hcae6cf720578140e [INFO] [stdout] 15: 0x562d536f3633 - std::rt::lang_start_internal::{{closure}}::h055e1fdc5578d418 [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] 16: 0x562d536f3633 - std::panicking::try::do_call::h480cafa68c9928b4 [INFO] [stdout] at src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x562d536f76da - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x562d536f41fd - std::panicking::try::he0549d0299de204a [INFO] [stdout] at src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x562d536f41fd - std::panic::catch_unwind::h422dc2db98f03517 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x562d536f41fd - std::rt::lang_start_internal::h121de03325a3f900 [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 21: 0x562d5334fc85 - std::rt::lang_start::hf87e2ef1856a065b [INFO] [stdout] 22: 0x562d53351fab - main [INFO] [stdout] 23: 0x7f7e771242e1 - __libc_start_main [INFO] [stdout] 24: 0x562d5334947a - _start [INFO] [stdout] 25: 0x0 - [INFO] [stdout] [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" "7bcb5b40a59536393ac3870be939f179268bc04d787830a5099a732662447623"` [INFO] running `"docker" "rm" "-f" "7bcb5b40a59536393ac3870be939f179268bc04d787830a5099a732662447623"` [INFO] [stdout] 7bcb5b40a59536393ac3870be939f179268bc04d787830a5099a732662447623