[INFO] fetching crate shardio 0.5.4... [INFO] extracting crate shardio 0.5.4 into work/ex/beta-1.37-6/sources/1.36.0/reg/shardio/0.5.4 [INFO] extracting crate shardio 0.5.4 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/shardio/0.5.4 [INFO] validating manifest of shardio-0.5.4 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 shardio-0.5.4 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 shardio-0.5.4 [INFO] finished frobbing shardio-0.5.4 [INFO] frobbed toml for shardio-0.5.4 written to work/ex/beta-1.37-6/sources/1.36.0/reg/shardio/0.5.4/Cargo.toml [INFO] started frobbing shardio-0.5.4 [INFO] finished frobbing shardio-0.5.4 [INFO] frobbed toml for shardio-0.5.4 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/shardio/0.5.4/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 shardio-0.5.4 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-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/shardio/0.5.4:/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] 864b458a38dc3dfd462c3f7bfe3e83f7be1ba0dd6edb5baac0d49edf3b6542df [INFO] running `"docker" "start" "-a" "864b458a38dc3dfd462c3f7bfe3e83f7be1ba0dd6edb5baac0d49edf3b6542df"` [INFO] [stderr] Compiling min-max-heap v1.2.2 [INFO] [stderr] Compiling lz4-sys v1.8.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling cargo_metadata v0.6.4 [INFO] [stderr] Compiling skeptic v0.13.4 [INFO] [stderr] Compiling lz4 v1.23.1 [INFO] [stderr] Compiling shardio v0.5.4 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.79s [INFO] running `"docker" "inspect" "864b458a38dc3dfd462c3f7bfe3e83f7be1ba0dd6edb5baac0d49edf3b6542df"` [INFO] running `"docker" "rm" "-f" "864b458a38dc3dfd462c3f7bfe3e83f7be1ba0dd6edb5baac0d49edf3b6542df"` [INFO] [stdout] 864b458a38dc3dfd462c3f7bfe3e83f7be1ba0dd6edb5baac0d49edf3b6542df [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/shardio/0.5.4:/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] 82420487e2f405bc6f9d4f4c0ab13843a60e524a74543f636604bf6cb8c8ea23 [INFO] running `"docker" "start" "-a" "82420487e2f405bc6f9d4f4c0ab13843a60e524a74543f636604bf6cb8c8ea23"` [INFO] [stderr] Compiling is_sorted v0.1.1 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling aho-corasick v0.7.4 [INFO] [stderr] Compiling bstr v0.2.6 [INFO] [stderr] Compiling csv-core v0.1.6 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling crossbeam-deque v0.6.3 [INFO] [stderr] Compiling regex v1.2.0 [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Compiling csv v1.1.1 [INFO] [stderr] Compiling rayon v1.1.0 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling criterion v0.2.11 [INFO] [stderr] Compiling quickcheck v0.8.5 [INFO] [stderr] Compiling shardio v0.5.4 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.23s [INFO] running `"docker" "inspect" "82420487e2f405bc6f9d4f4c0ab13843a60e524a74543f636604bf6cb8c8ea23"` [INFO] running `"docker" "rm" "-f" "82420487e2f405bc6f9d4f4c0ab13843a60e524a74543f636604bf6cb8c8ea23"` [INFO] [stdout] 82420487e2f405bc6f9d4f4c0ab13843a60e524a74543f636604bf6cb8c8ea23 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/shardio/0.5.4:/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] d99c89797185a4b810fdb0436be73297d29bf86db9ddd416ea855381887e671a [INFO] running `"docker" "start" "-a" "d99c89797185a4b810fdb0436be73297d29bf86db9ddd416ea855381887e671a"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running /opt/crater/target/debug/deps/shardio-82d41d3dbe9cf271 [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test range::range_tests::test_range ... ok [INFO] [stdout] test range::range_tests::test_range_cmp ... ok [INFO] [stdout] test range::range_tests::test_shard_cmp ... ok [INFO] [stdout] test helper::thread_tests::thread_iterate_test ... ok [INFO] [stdout] test helper::thread_tests::thread_write_test ... ok [INFO] [stdout] test shard_tests::test_io_error ... ok [INFO] [stdout] test shard_tests::test_shard_one_key ... ok [INFO] [stdout] test shard_tests::test_shard_round_trip ... ok [INFO] [stdout] test shard_tests::test_shard_round_trip_sort_key ... ok [INFO] [stdout] test shard_tests::multi_slice_correctness_quickcheck ... test shard_tests::multi_slice_correctness_quickcheck has been running for over 60 seconds [INFO] [stdout] test shard_tests::multi_slice_correctness_quickcheck ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests shardio [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - SortKey (line 254) ... ok [INFO] [stdout] test src/lib.rs - (line 7) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 7) stdout ---- [INFO] [stdout] thread 'src/lib.rs - (line 7)' panicked at 'test executable failed: [INFO] [stdout] [INFO] [stdout] Error: Os { code: 30, kind: Other, message: "Read-only file system" } [INFO] [stdout] [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: failure::backtrace::internal::InternalBacktrace::new::hfeab119dddb60f1c (0x558c294aca93) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44 [INFO] [stdout] 1: failure::backtrace::Backtrace::new::hc4037e0989566921 (0x558c294ac83e) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111 [INFO] [stdout] 2: >::from::h27130b48a4f52668 (0x558c2948d326) [INFO] [stdout] 3: >::from::hc34da0363c2a8026 (0x558c29455bef) [INFO] [stdout] 4: shardio::FileManager::new::hbf106f5cf27c8bf7 (0x558c2940ffe8) [INFO] [stdout] 5: shardio::ShardWriter::new::h934c39a67311044f (0x558c29413c44) [INFO] [stdout] 6: rust_out::main::h2bf7fb4d317bdbc1 (0x558c29424ce5) [INFO] [stdout] 7: std::rt::lang_start::{{closure}}::ha1199af66ab9ce8e (0x558c2946c886) [INFO] [stdout] 8: std::rt::lang_start_internal::{{closure}}::h3a7adfabc7c47a5f (0x558c2951c153) [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] std::panicking::try::do_call::hc3d8373a0b215f51 [INFO] [stdout] at src/libstd/panicking.rs:293 [INFO] [stdout] 9: __rust_maybe_catch_panic (0x558c2951efba) [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 10: std::panicking::try::hfb06c315006b63ac (0x558c2951cc5d) [INFO] [stdout] at src/libstd/panicking.rs:272 [INFO] [stdout] std::panic::catch_unwind::h6cd8469da971482b [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] std::rt::lang_start_internal::he5218c8b95d395f2 [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 11: std::rt::lang_start::hcd85a8d6c5c5f38c (0x558c2946c865) [INFO] [stdout] 12: main (0x558c29429efb) [INFO] [stdout] 13: __libc_start_main (0x7f66b688f2e1) [INFO] [stdout] 14: _start (0x558c2940b1fa) [INFO] [stdout] 15: (0x0) [INFO] [stdout] [INFO] [stdout] ', src/librustdoc/test.rs:341:17 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x7f6fa2970823 - 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: 0x7f6fa29684cb - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x7f6fa296ca56 - 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: 0x7f6fa296c77e - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:208 [INFO] [stdout] 4: 0x7f6fa296d248 - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:478 [INFO] [stdout] 5: 0x7f6fa296cce1 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stdout] at src/libstd/panicking.rs:381 [INFO] [stdout] 6: 0x7f6fa296cc2e - std::panicking::begin_panic_fmt::he54eae869ed71eb1 [INFO] [stdout] at src/libstd/panicking.rs:336 [INFO] [stdout] 7: 0x5588c970b9c8 - rustdoc::test::run_test::h29a20600da33f74f [INFO] [stdout] at src/librustdoc/test.rs:341 [INFO] [stdout] 8: 0x5588c96ff7c9 - 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: 0x7f6fa3ef3b7e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 10: 0x7f6fa3ef3b7e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 11: 0x7f6fa297e169 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 12: 0x7f6fa3f0ef87 - 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: 0x7f6fa3ee89a4 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 14: 0x7f6fa3eeca54 - 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: 0x7f6fa297e169 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 16: 0x7f6fa3eed551 - 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: 0x7f6fa294f36e - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 18: 0x7f6fa297cddf - 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: 0x7f6fa24e64a3 - start_thread [INFO] [stdout] 20: 0x7f6fa2011d0e - __clone [INFO] [stdout] 21: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 7) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "d99c89797185a4b810fdb0436be73297d29bf86db9ddd416ea855381887e671a"` [INFO] running `"docker" "rm" "-f" "d99c89797185a4b810fdb0436be73297d29bf86db9ddd416ea855381887e671a"` [INFO] [stdout] d99c89797185a4b810fdb0436be73297d29bf86db9ddd416ea855381887e671a