[INFO] crate hypercore 0.10.0 is already in cache
[INFO] testing hypercore-0.10.0 against 1.38.0 for beta-1.39-1
[INFO] extracting crate hypercore 0.10.0 into work/builds/worker-3/source
[INFO] validating manifest of crates.io crate hypercore 0.10.0 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hypercore 0.10.0
[INFO] finished tweaking crates.io crate hypercore 0.10.0
[INFO] tweaked toml for crates.io crate hypercore 0.10.0 written to work/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate hypercore 0.10.0 already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 6a4249cfc2b043c503691a1b442d607daa0d1243582947a494d628c0fd76c8a9
[INFO] running `"docker" "start" "-a" "6a4249cfc2b043c503691a1b442d607daa0d1243582947a494d628c0fd76c8a9"`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling subtle v2.1.0
[INFO] [stderr]    Compiling opaque-debug v0.2.2
[INFO] [stderr]    Compiling flat-tree v3.7.0
[INFO] [stderr]    Compiling flat-tree v4.1.0
[INFO] [stderr]    Compiling constant_time_eq v0.1.3
[INFO] [stderr]    Compiling mkdirp v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling merkle-tree-stream v0.10.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling backtrace v0.3.33
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling curve25519-dalek v1.2.1
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling memory-pager v0.8.0
[INFO] [stderr]    Compiling random-access-storage v2.0.0
[INFO] [stderr]    Compiling ed25519-dalek v0.9.1
[INFO] [stderr]    Compiling pretty-hash v0.4.0
[INFO] [stderr]    Compiling sleep-parser v0.8.0
[INFO] [stderr]    Compiling random-access-memory v1.0.0
[INFO] [stderr]    Compiling random-access-disk v0.8.0
[INFO] [stderr]    Compiling sparse-bitfield v0.8.1
[INFO] [stderr]    Compiling tree-index v0.5.0
[INFO] [stderr]    Compiling hypercore v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.82s
[INFO] running `"docker" "inspect" "6a4249cfc2b043c503691a1b442d607daa0d1243582947a494d628c0fd76c8a9"`
[INFO] running `"docker" "rm" "-f" "6a4249cfc2b043c503691a1b442d607daa0d1243582947a494d628c0fd76c8a9"`
[INFO] [stdout] 6a4249cfc2b043c503691a1b442d607daa0d1243582947a494d628c0fd76c8a9
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] aa1c9dfc35b8fb33783c3c61d2b47b6c33c870c83c61dc8a246a82ea7e3b88a4
[INFO] running `"docker" "start" "-a" "aa1c9dfc35b8fb33783c3c61d2b47b6c33c870c83c61dc8a246a82ea7e3b88a4"`
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling regex-syntax v0.6.8
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]    Compiling hypercore v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.70s
[INFO] running `"docker" "inspect" "aa1c9dfc35b8fb33783c3c61d2b47b6c33c870c83c61dc8a246a82ea7e3b88a4"`
[INFO] running `"docker" "rm" "-f" "aa1c9dfc35b8fb33783c3c61d2b47b6c33c870c83c61dc8a246a82ea7e3b88a4"`
[INFO] [stdout] aa1c9dfc35b8fb33783c3c61d2b47b6c33c870c83c61dc8a246a82ea7e3b88a4
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 42eddf83fd17ae70b4a294ca17360393c155207f2c5a21948e46f360de6c4fa2
[INFO] running `"docker" "start" "-a" "42eddf83fd17ae70b4a294ca17360393c155207f2c5a21948e46f360de6c4fa2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hypercore-161679d4a252f29f
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test storage::should_detect_zeroes ... ok
[INFO] [stdout] test crypto::hash::tests::parent_hash ... ok
[INFO] [stdout] test crypto::hash::tests::leaf_hash ... ok
[INFO] [stdout] test crypto::hash::tests::root_hash ... ok
[INFO] [stdout] test crypto::key_pair::can_verify_messages ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bitfield-a7adbca0bf571f00
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test get_total_positive_bits ... ok
[INFO] [stdout] test set_and_get_tree ... ok
[INFO] [stdout] test set_and_get ... ok
[INFO] [stdout] test set_and_index ... ok
[INFO] [stdout] test bitfield_dedup ... ok
[INFO] [stdout] test set_and_index_random ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/compat-3fc0037349d18e19
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test deterministic_data_and_tree_after_replication ... ignored
[INFO] [stdout] test deterministic_signatures_after_replication ... ignored
[INFO] [stdout] test deterministic_signatures ... ok
[INFO] [stdout] test deterministic_data_and_tree ... test deterministic_data_and_tree has been running for over 60 seconds
[INFO] [stdout] test deterministic_data_and_tree ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/feed-271e072b0af90fd4
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test create_with_key ... ok
[INFO] [stdout] test create_with_stored_keys ... ok
[INFO] [stdout] test create_with_storage ... ok
[INFO] [stdout] test display ... ok
[INFO] [stdout] test create_with_stored_public_key ... ok
[INFO] [stdout] test append ... ok
[INFO] [stdout] test audit ... ok
[INFO] [stdout] test root_hashes ... ok
[INFO] [stdout] test set_get ... ok
[INFO] [stdout] test verify ... ok
[INFO] [stdout] test put ... ok
[INFO] [stdout] test audit_bad_data ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/model-05bbfad7a8d84dbd
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test implementation_matches_model ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/regression-538b1b74cf4fc779
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test regression_01 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/storage-c71e5d5991a71c9e
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test should_read_empty_public_key ... ok
[INFO] [stdout] test should_read_no_keypair ... ok
[INFO] [stdout] test should_read_partial_keypair ... ok
[INFO] [stdout] test should_write_and_read_keypair ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hypercore
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/prelude.rs - prelude (line 3) ... ok
[INFO] [stdout] test src/lib.rs -  (line 14) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs -  (line 14) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Compat { 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::hd289d52da00f4df3 (0x563d086b78ff)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44
[INFO] [stdout]    1: failure::backtrace::Backtrace::new::h89b3e5ca134a21c2 (0x563d086b6f8e)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::h78411d13a4445a38 (0x563d08641d50)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<F>>::from::h19ac95d12df7a5b3 (0x563d08641600)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36
[INFO] [stdout]    4: random_access_disk::RandomAccessDisk::open::h74253b1abe6be840 (0x563d0863f95f)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/random-access-disk-0.8.0/src/lib.rs:31
[INFO] [stdout]    5: hypercore::storage::Storage<random_access_disk::RandomAccessDisk>::new_disk::{{closure}}::h26b0971e01d9bad2 (0x563d0862c238)
[INFO] [stdout]              at src/storage/mod.rs:297
[INFO] [stdout]    6: hypercore::storage::Storage<T>::new::hb9af131688820dc2 (0x563d0862a4eb)
[INFO] [stdout]              at src/storage/mod.rs:72
[INFO] [stdout]    7: hypercore::storage::Storage<random_access_disk::RandomAccessDisk>::new_disk::h88e22ce9efb348c8 (0x563d0862bf69)
[INFO] [stdout]              at src/storage/mod.rs:299
[INFO] [stdout]    8: hypercore::feed::Feed<random_access_disk::RandomAccessDisk>::open::h309678a1d078dc92 (0x563d08621533)
[INFO] [stdout]    9: hypercore::open::h8a3234579a07335a (0x563d086236dd)
[INFO] [stdout]   10: rust_out::main::ha502c055643cfde2 (0x563d08624619)
[INFO] [stdout]   11: std::rt::lang_start::{{closure}}::h14fae9a96488442c (0x563d08625fc6)
[INFO] [stdout]   12: std::rt::lang_start_internal::{{closure}}::h4e93c1949c7a1955 (0x563d08700ad3)
[INFO] [stdout]              at src/libstd/rt.rs:49
[INFO] [stdout]       std::panicking::try::do_call::h9440ccd4dc467eaa
[INFO] [stdout]              at src/libstd/panicking.rs:296
[INFO] [stdout]   13: __rust_maybe_catch_panic (0x563d08702caa)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:80
[INFO] [stdout]   14: std::panicking::try::hc046e7ee42ee744f (0x563d087015dd)
[INFO] [stdout]              at src/libstd/panicking.rs:275
[INFO] [stdout]       std::panic::catch_unwind::h27dfc457c200aee0
[INFO] [stdout]              at src/libstd/panic.rs:394
[INFO] [stdout]       std::rt::lang_start_internal::hea1b49a567afe309
[INFO] [stdout]              at src/libstd/rt.rs:48
[INFO] [stdout]   15: std::rt::lang_start::hc78a92fb48f31600 (0x563d08625fa8)
[INFO] [stdout]   16: main (0x563d0862541b)
[INFO] [stdout]   17: __libc_start_main (0x7f0e48c4cb97)
[INFO] [stdout]   18: _start (0x563d0861d39a)
[INFO] [stdout]   19: <unknown> (0x0) }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs -  (line 14)
[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" "42eddf83fd17ae70b4a294ca17360393c155207f2c5a21948e46f360de6c4fa2"`
[INFO] running `"docker" "rm" "-f" "42eddf83fd17ae70b4a294ca17360393c155207f2c5a21948e46f360de6c4fa2"`
[INFO] [stdout] 42eddf83fd17ae70b4a294ca17360393c155207f2c5a21948e46f360de6c4fa2