[INFO] crate oper 0.2.0 is already in cache
[INFO] testing oper-0.2.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate oper 0.2.0 into work/builds/worker-4/source
[INFO] validating manifest of crates.io crate oper 0.2.0 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate oper 0.2.0
[INFO] finished tweaking crates.io crate oper 0.2.0
[INFO] tweaked toml for crates.io crate oper 0.2.0 written to work/builds/worker-4/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 665a204e07ec0ad2bfa9abe53df13c5c59d7220fe926fba8c481c57002704a4f
[INFO] running `"docker" "start" "-a" "665a204e07ec0ad2bfa9abe53df13c5c59d7220fe926fba8c481c57002704a4f"`
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling array-macro v1.0.3
[INFO] [stderr]    Compiling xi-unicode v0.1.0
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling libssh2-sys v0.2.12
[INFO] [stderr]    Compiling libgit2-sys v0.8.2
[INFO] [stderr]    Compiling darling_core v0.10.1
[INFO] [stderr]    Compiling enum-map-derive v0.4.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling enum-map-internals v0.1.3
[INFO] [stderr]    Compiling winconsole v0.10.0
[INFO] [stderr]    Compiling colored v1.8.0
[INFO] [stderr]    Compiling simple_logger v1.3.0
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling enum-map v0.5.0
[INFO] [stderr]    Compiling darling_macro v0.10.1
[INFO] [stderr]    Compiling darling v0.10.1
[INFO] [stderr]    Compiling enumset_derive v0.4.2
[INFO] [stderr]    Compiling enumset v0.4.3
[INFO] [stderr]    Compiling cursive v0.12.0
[INFO] [stderr]    Compiling git2 v0.9.2
[INFO] [stderr]    Compiling oper v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/model.rs:22:30
[INFO] [stderr]    |
[INFO] [stderr] 22 |         classifiers: Vec<Box<CommitClassifier>>,
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CommitClassifier`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:72:37
[INFO] [stderr]    |
[INFO] [stderr] 72 |     let mut classifiers = Vec::<Box<CommitClassifier>>::new();
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CommitClassifier`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:87:33
[INFO] [stderr]    |
[INFO] [stderr] 87 | fn do_main(classifiers: Vec<Box<CommitClassifier>>, cwd: &Path) -> Result<(), io::Error> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CommitClassifier`
[INFO] [stderr] 
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/oper-bcdbca77011e55ce.oper.25o9za2q-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/oper-bcdbca77011e55ce.oper.25o9za2q-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/oper-bcdbca77011e55ce.oper.25o9za2q-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/oper-bcdbca77011e55ce.oper.25o9za2q-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/oper-bcdbca77011e55ce.oper.25o9za2q-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/oper-bcdbca77011e55ce.oper.25o9za2q-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/oper-bcdbca77011e55ce.oper.25o9za2q-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/oper-bcdbca77011e55ce.oper.25o9za2q-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/oper-bcdbca77011e55ce.oper.25o9za2q-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/oper-bcdbca77011e55ce.oper.25o9za2q-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/oper-bcdbca77011e55ce.oper.25o9za2q-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/oper-bcdbca77011e55ce.oper.25o9za2q-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/oper-bcdbca77011e55ce.oper.25o9za2q-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/oper-bcdbca77011e55ce.oper.25o9za2q-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/oper-bcdbca77011e55ce.oper.25o9za2q-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/oper-bcdbca77011e55ce.oper.25o9za2q-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/oper-bcdbca77011e55ce" "/opt/rustwide/target/debug/deps/oper-bcdbca77011e55ce.1lx2m90uelwbf32x.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/libgit2-sys-9ba17600429b8964/out/build" "-L" "/opt/rustwide/target/debug/build/libssh2-sys-6991ec38d39ef85d/out/build" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libgit2-f995e18edd85608f.rlib" "/opt/rustwide/target/debug/deps/libopenssl_probe-15367aec3ea5f4f8.rlib" "/opt/rustwide/target/debug/deps/liburl-9229458b7a86990f.rlib" "/opt/rustwide/target/debug/deps/libpercent_encoding-3e27730a5b655b1e.rlib" "/opt/rustwide/target/debug/deps/libidna-9d79a4be9f8d98a4.rlib" "/opt/rustwide/target/debug/deps/libunicode_normalization-c65379e9aa11b52d.rlib" "/opt/rustwide/target/debug/deps/libunicode_bidi-5b064f932e6646ad.rlib" "/opt/rustwide/target/debug/deps/libmatches-25f72eb55a371331.rlib" "/opt/rustwide/target/debug/deps/liblibgit2_sys-0d398bc6d33bda48.rlib" "/opt/rustwide/target/debug/deps/liblibssh2_sys-68b2c247d223f7bd.rlib" "/opt/rustwide/target/debug/deps/libopenssl_sys-ffd8706f3303c00d.rlib" "/opt/rustwide/target/debug/deps/liblibz_sys-57eb44a08d8c5ab5.rlib" "/opt/rustwide/target/debug/deps/libindicatif-9b609ae7286469d8.rlib" "/opt/rustwide/target/debug/deps/libnumber_prefix-048a6c013059bb60.rlib" "/opt/rustwide/target/debug/deps/libconsole-64f92f0c5ebd65a2.rlib" "/opt/rustwide/target/debug/deps/libtermios-d890843f2e46b334.rlib" "/opt/rustwide/target/debug/deps/libclicolors_control-eca7f1c3c411a47a.rlib" "/opt/rustwide/target/debug/deps/libregex-cc58e35007e12ba4.rlib" "/opt/rustwide/target/debug/deps/libthread_local-476b4cfeb59ceacc.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-641806fdaa87370c.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-6539707b1824d8b9.rlib" "/opt/rustwide/target/debug/deps/libmemchr-046d4cf6cd2ea23b.rlib" "/opt/rustwide/target/debug/deps/libparking_lot-d639785eb0255c16.rlib" "/opt/rustwide/target/debug/deps/libparking_lot_core-884699a15312c367.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-a6ff3ddf243f392a.rlib" "/opt/rustwide/target/debug/deps/liblock_api-0d50690b0b00bd1e.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-4c52de923eb3c35b.rlib" "/opt/rustwide/target/debug/deps/libcursive-a64b74c8e49e80f0.rlib" "/opt/rustwide/target/debug/deps/libchrono-9a581b0f049ae81d.rlib" "/opt/rustwide/target/debug/deps/libtime-64b8b09fb4a6d2bc.rlib" "/opt/rustwide/target/debug/deps/libncurses-31cabf2d223777a7.rlib" "/opt/rustwide/target/debug/deps/libmaplit-bbe8b97169fc40f2.rlib" "/opt/rustwide/target/debug/deps/libsignal_hook-96cd571b8196e4b3.rlib" "/opt/rustwide/target/debug/deps/libsignal_hook_registry-31871f0700362865.rlib" "/opt/rustwide/target/debug/deps/libarc_swap-586b221cc1ae35bf.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_channel-4d4db8207f2ffbf6.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-b01e92d2daf9a708.rlib" "/opt/rustwide/target/debug/deps/libowning_ref-64660c32f5c7ea7f.rlib" "/opt/rustwide/target/debug/deps/libstable_deref_trait-cb88d623c37baf99.rlib" "/opt/rustwide/target/debug/deps/libnum-de052763f7337f67.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-b277574e6dc51f77.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-68c6e0ecb77b6d6f.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-2d07cbd79ec05441.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-6d6dbf0581c91fde.rlib" "/opt/rustwide/target/debug/deps/libhashbrown-33007debbb4e558a.rlib" "/opt/rustwide/target/debug/deps/libtoml-a0b78c8208e1b2b1.rlib" "/opt/rustwide/target/debug/deps/libserde-99bda1236d933191.rlib" "/opt/rustwide/target/debug/deps/liblog-5513cb556299afcf.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-1e2186a891f602d1.rlib" "/opt/rustwide/target/debug/deps/libenum_map-b7dcec01bcbf00a9.rlib" "/opt/rustwide/target/debug/deps/libenum_map_internals-0859bf124f2b0c7f.rlib" "/opt/rustwide/target/debug/deps/libarray_macro-56121905251068fe.rlib" "/opt/rustwide/target/debug/deps/libenumset-8d92727335eee70d.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-a49361b936b25068.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-955d54352a795d1f.rlib" "/opt/rustwide/target/debug/deps/libxi_unicode-3f78a3cda846b1d1.rlib" "/opt/rustwide/target/debug/deps/libunicode_segmentation-aa4f1cfbcc4ad9a9.rlib" "/opt/rustwide/target/debug/deps/libclap-5c0a41085879ee54.rlib" "/opt/rustwide/target/debug/deps/libvec_map-1d07ce46f780a1ae.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-1f2d63b65184cfac.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-b9c8816a90102d04.rlib" "/opt/rustwide/target/debug/deps/libstrsim-ec36f8fc183413c4.rlib" "/opt/rustwide/target/debug/deps/libbitflags-4961bb5087b14aca.rlib" "/opt/rustwide/target/debug/deps/libatty-03b8a93222186773.rlib" "/opt/rustwide/target/debug/deps/liblibc-9f7a5de25bd5699b.rlib" "/opt/rustwide/target/debug/deps/libansi_term-d783327a58311329.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-db812c66f862af4c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e7871a21575d5ff7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-2f2c581bc0d759e6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-35731cabc05dc8a0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-36477394541292db.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-8b706b170c1272d8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-801dbb3043ccf581.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-a32aa66ce6f72b21.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d00ea3bfb2bb6c00.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d2c6ebe88c3e113c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-df74f62f6bb60621.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2170473575daeedb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1a08089bbddc4f51.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f8f562e5472ad5c3.rlib" "-Wl,-Bdynamic" "-lssl" "-lcrypto" "-lz" "-lc" "-lncursesw" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lncursesw
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `oper`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "665a204e07ec0ad2bfa9abe53df13c5c59d7220fe926fba8c481c57002704a4f"`
[INFO] running `"docker" "rm" "-f" "665a204e07ec0ad2bfa9abe53df13c5c59d7220fe926fba8c481c57002704a4f"`
[INFO] [stdout] 665a204e07ec0ad2bfa9abe53df13c5c59d7220fe926fba8c481c57002704a4f