[INFO] crate sled 0.24.1 is already in cache [INFO] extracting crate sled 0.24.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/sled/0.24.1 [INFO] extracting crate sled 0.24.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/sled/0.24.1 [INFO] validating manifest of sled-0.24.1 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of sled-0.24.1 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/reg/sled/0.24.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing sled-0.24.1 against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] e08b785d1adc4e952473cdda9c4e8b34332dc8e35934811955f25922a39de23d [INFO] running `"docker" "start" "-a" "e08b785d1adc4e952473cdda9c4e8b34332dc8e35934811955f25922a39de23d"` [INFO] [stderr] Compiling historian v4.0.3 [INFO] [stderr] Compiling hashbrown v0.3.1 [INFO] [stderr] Compiling serde_bytes v0.11.2 [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 29.02s [INFO] running `"docker" "inspect" "e08b785d1adc4e952473cdda9c4e8b34332dc8e35934811955f25922a39de23d"` [INFO] running `"docker" "rm" "-f" "e08b785d1adc4e952473cdda9c4e8b34332dc8e35934811955f25922a39de23d"` [INFO] [stdout] e08b785d1adc4e952473cdda9c4e8b34332dc8e35934811955f25922a39de23d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 37cb2aa0216ec782265681c61a69a2b71b78d1182436e7b983c997dcac1e5b35 [INFO] running `"docker" "start" "-a" "37cb2aa0216ec782265681c61a69a2b71b78d1182436e7b983c997dcac1e5b35"` [INFO] [stderr] Compiling sled v0.24.1 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.74s [INFO] running `"docker" "inspect" "37cb2aa0216ec782265681c61a69a2b71b78d1182436e7b983c997dcac1e5b35"` [INFO] running `"docker" "rm" "-f" "37cb2aa0216ec782265681c61a69a2b71b78d1182436e7b983c997dcac1e5b35"` [INFO] [stdout] 37cb2aa0216ec782265681c61a69a2b71b78d1182436e7b983c997dcac1e5b35 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 8b982a1fafdcb8a3e0a2b631e3ef6cd6870b62315f6a06493ebcdd2cfbe28998 [INFO] running `"docker" "start" "-a" "8b982a1fafdcb8a3e0a2b631e3ef6cd6870b62315f6a06493ebcdd2cfbe28998"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/crater/target/debug/deps/sled-f443f4c612b685e2 [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 prefix::test_prefix_cmp ... ok [INFO] [stdout] test prefix::test_prefix ... ok [INFO] [stdout] test prefix::test_prefix_cmp_encoded ... ok [INFO] [stdout] test ivec::ivec_usage ... ok [INFO] [stdout] test iter::test_possible_predecessor ... ok [INFO] [stderr] Doc-tests sled [INFO] [stdout] test subscription::basic_subscription ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 19 tests [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::fetch_and_update (line 396) ... ok [INFO] [stdout] test src/lib.rs - (line 5) ... FAILED [INFO] [stdout] test src/tree.rs - tree::Tree::del (line 174) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::cas (line 233) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::get_gt (line 588) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::get (line 149) ... 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::scan (line 803) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::set (line 69) ... 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::watch_prefix (line 463) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::values (line 951) ... 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: 0x5614b2ba368b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5614b2ba368b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5614b2ba368b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5614b2ba368b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5614b2ba368b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5614b2ba3367 - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 6: 0x5614b2ba3e00 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5614b2ba3982 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5614b2ba38cf - std::panicking::begin_panic_fmt::ha6acf0ffd6d7f80d [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x5614b2a1b457 - pagecache::config::ConfigBuilder::build::{{closure}}::hb0145c759095130a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pagecache-0.17.0/src/config.rs:231 [INFO] [stdout] 10: 0x5614b29d14a1 - core::result::Result::unwrap_or_else::hbdd2dd0d560f05d6 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:766 [INFO] [stdout] 11: 0x5614b2a1acc0 - pagecache::config::ConfigBuilder::build::h5911c60996316960 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pagecache-0.17.0/src/config.rs:230 [INFO] [stdout] 12: 0x5614b27fd4da - sled::db::Db::start_default::h7b3cdd0c422544a0 [INFO] [stdout] 13: 0x5614b27fd9d3 - rust_out::main::h1cf9155cb6204ee7 [INFO] [stdout] 14: 0x5614b27fbe03 - std::rt::lang_start::{{closure}}::h6ad5bf6913459b3e [INFO] [stdout] 15: 0x5614b2ba3803 - std::rt::lang_start_internal::{{closure}}::h447d8812e3ee306d [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] 16: 0x5614b2ba3803 - std::panicking::try::do_call::h4a61cb372364c745 [INFO] [stdout] at src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5614b2ba78aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5614b2ba43cd - std::panicking::try::hdf71f938885bca42 [INFO] [stdout] at src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5614b2ba43cd - std::panic::catch_unwind::h7e85dbf162b1611a [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5614b2ba43cd - std::rt::lang_start_internal::h1e06cc26b9fc25ea [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 21: 0x5614b27fbde5 - std::rt::lang_start::he873873cea7d311a [INFO] [stdout] 22: 0x5614b27fe58b - main [INFO] [stdout] 23: 0x7f08a402a2e1 - __libc_start_main [INFO] [stdout] 24: 0x5614b27f5a5a - _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: 0x5645b587468b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5645b587468b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5645b587468b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5645b587468b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5645b587468b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5645b5874367 - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 6: 0x5645b5874e00 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5645b5874982 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5645b58748cf - std::panicking::begin_panic_fmt::ha6acf0ffd6d7f80d [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x5645b56ec457 - pagecache::config::ConfigBuilder::build::{{closure}}::hb0145c759095130a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pagecache-0.17.0/src/config.rs:231 [INFO] [stdout] 10: 0x5645b56a24a1 - core::result::Result::unwrap_or_else::hbdd2dd0d560f05d6 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:766 [INFO] [stdout] 11: 0x5645b56ebcc0 - pagecache::config::ConfigBuilder::build::h5911c60996316960 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pagecache-0.17.0/src/config.rs:230 [INFO] [stdout] 12: 0x5645b54ce4da - sled::db::Db::start_default::h7b3cdd0c422544a0 [INFO] [stdout] 13: 0x5645b54ce9d3 - rust_out::main::h1cf9155cb6204ee7 [INFO] [stdout] 14: 0x5645b54cce03 - std::rt::lang_start::{{closure}}::h6ad5bf6913459b3e [INFO] [stdout] 15: 0x5645b5874803 - std::rt::lang_start_internal::{{closure}}::h447d8812e3ee306d [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] 16: 0x5645b5874803 - std::panicking::try::do_call::h4a61cb372364c745 [INFO] [stdout] at src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5645b58788aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5645b58753cd - std::panicking::try::hdf71f938885bca42 [INFO] [stdout] at src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5645b58753cd - std::panic::catch_unwind::h7e85dbf162b1611a [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5645b58753cd - std::rt::lang_start_internal::h1e06cc26b9fc25ea [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 21: 0x5645b54ccde5 - std::rt::lang_start::he873873cea7d311a [INFO] [stdout] 22: 0x5645b54cf58b - main [INFO] [stdout] 23: 0x7f68718192e1 - __libc_start_main [INFO] [stdout] 24: 0x5645b54c6a5a - _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" "8b982a1fafdcb8a3e0a2b631e3ef6cd6870b62315f6a06493ebcdd2cfbe28998"` [INFO] running `"docker" "rm" "-f" "8b982a1fafdcb8a3e0a2b631e3ef6cd6870b62315f6a06493ebcdd2cfbe28998"` [INFO] [stdout] 8b982a1fafdcb8a3e0a2b631e3ef6cd6870b62315f6a06493ebcdd2cfbe28998