[INFO] crate fann 0.1.7 is already in cache [INFO] extracting crate fann 0.1.7 into work/ex/beta-1.38-1/sources/1.37.0/reg/fann/0.1.7 [INFO] extracting crate fann 0.1.7 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/fann/0.1.7 [INFO] validating manifest of fann-0.1.7 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 fann-0.1.7 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 fann-0.1.7 [INFO] finished frobbing fann-0.1.7 [INFO] frobbed toml for fann-0.1.7 written to work/ex/beta-1.38-1/sources/1.37.0/reg/fann/0.1.7/Cargo.toml [INFO] started frobbing fann-0.1.7 [INFO] finished frobbing fann-0.1.7 [INFO] frobbed toml for fann-0.1.7 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/fann/0.1.7/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 fann-0.1.7 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/fann/0.1.7:/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-2019-08-13" "build" "--frozen"` [INFO] [stdout] b76f40b8fee6d6f4c5cb99e6c165c344c0526e22738fe5185142f829af1c7964 [INFO] running `"docker" "start" "-a" "b76f40b8fee6d6f4c5cb99e6c165c344c0526e22738fe5185142f829af1c7964"` [INFO] [stderr] Compiling fann-sys v0.1.7 [INFO] [stderr] Compiling fann v0.1.7 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/train_data.rs:11:26 [INFO] [stderr] | [INFO] [stderr] 11 | pub type TrainCallback = Fn(c_uint) -> (Vec, Vec); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(c_uint) -> (Vec, Vec)` [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/lib.rs:165:26 [INFO] [stderr] | [INFO] [stderr] 165 | callback: Option<&'a Fn(&Fann, &TrainData, c_uint) -> CallbackResult>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:207:23 [INFO] [stderr] | [INFO] [stderr] 207 | callback: &'a Fn(&Fann, &TrainData, c_uint) -> CallbackResult, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.46s [INFO] running `"docker" "inspect" "b76f40b8fee6d6f4c5cb99e6c165c344c0526e22738fe5185142f829af1c7964"` [INFO] running `"docker" "rm" "-f" "b76f40b8fee6d6f4c5cb99e6c165c344c0526e22738fe5185142f829af1c7964"` [INFO] [stdout] b76f40b8fee6d6f4c5cb99e6c165c344c0526e22738fe5185142f829af1c7964 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/fann/0.1.7:/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-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 9a6db20ea0707f683b4752beec9973903a8a5ec12122a237d4d9c3a19748ffc2 [INFO] running `"docker" "start" "-a" "9a6db20ea0707f683b4752beec9973903a8a5ec12122a237d4d9c3a19748ffc2"` [INFO] [stderr] Compiling fann v0.1.7 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/train_data.rs:11:26 [INFO] [stderr] | [INFO] [stderr] 11 | pub type TrainCallback = Fn(c_uint) -> (Vec, Vec); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(c_uint) -> (Vec, Vec)` [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/lib.rs:165:26 [INFO] [stderr] | [INFO] [stderr] 165 | callback: Option<&'a Fn(&Fann, &TrainData, c_uint) -> CallbackResult>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:207:23 [INFO] [stderr] | [INFO] [stderr] 207 | callback: &'a Fn(&Fann, &TrainData, c_uint) -> CallbackResult, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Fann, &TrainData, c_uint) -> CallbackResult` [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/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/fann-7fdec006a5351e47.fann.d605glzr-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/fann-7fdec006a5351e47.fann.d605glzr-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/fann-7fdec006a5351e47.fann.d605glzr-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/fann-7fdec006a5351e47.fann.d605glzr-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/fann-7fdec006a5351e47.fann.d605glzr-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/fann-7fdec006a5351e47.fann.d605glzr-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/fann-7fdec006a5351e47.fann.d605glzr-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/fann-7fdec006a5351e47.fann.d605glzr-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/fann-7fdec006a5351e47.fann.d605glzr-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/fann-7fdec006a5351e47.fann.d605glzr-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/fann-7fdec006a5351e47.fann.d605glzr-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/fann-7fdec006a5351e47.fann.d605glzr-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/fann-7fdec006a5351e47.fann.d605glzr-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/fann-7fdec006a5351e47.fann.d605glzr-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/fann-7fdec006a5351e47.fann.d605glzr-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/fann-7fdec006a5351e47.fann.d605glzr-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/fann-7fdec006a5351e47" "/opt/crater/target/debug/deps/fann-7fdec006a5351e47.2qv6tic8ehqq8jg2.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-f0d86b2ef6410e4f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-28a84d78fba0104f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-625008d0a6744ece.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-b85c11af396739da.rlib" "/opt/crater/target/debug/deps/libfann_sys-7fd578b54541e5fb.rlib" "/opt/crater/target/debug/deps/liblibc-37f3d1c853b3b7bd.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1d6d86bd078a28e9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e9721e46a424e2a9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-c07193698f282147.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-6da45690f3863086.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-690797036dd27680.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d3896ccbfd8eda2b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7cccc3739e3d7623.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5e9ba178a513cd29.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-5ca9f83bf63d1f4b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-bba1c7ef9e950882.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e23c9de62012deb5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9b59dffdcd513d5d.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-17392340ab2e4a97.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ac21508a81e3f7f3.rlib" "-Wl,-Bdynamic" "-lfann" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" [INFO] [stderr] = note: /usr/bin/ld: cannot find -lfann [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 `fann`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "9a6db20ea0707f683b4752beec9973903a8a5ec12122a237d4d9c3a19748ffc2"` [INFO] running `"docker" "rm" "-f" "9a6db20ea0707f683b4752beec9973903a8a5ec12122a237d4d9c3a19748ffc2"` [INFO] [stdout] 9a6db20ea0707f683b4752beec9973903a8a5ec12122a237d4d9c3a19748ffc2