[INFO] crate libtar-sys 0.1.9 is already in cache
[INFO] extracting crate libtar-sys 0.1.9 into work/ex/beta-1.38-1/sources/1.37.0/reg/libtar-sys/0.1.9
[INFO] extracting crate libtar-sys 0.1.9 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libtar-sys/0.1.9
[INFO] validating manifest of libtar-sys-0.1.9 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 libtar-sys-0.1.9 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 libtar-sys-0.1.9
[INFO] finished frobbing libtar-sys-0.1.9
[INFO] frobbed toml for libtar-sys-0.1.9 written to work/ex/beta-1.38-1/sources/1.37.0/reg/libtar-sys/0.1.9/Cargo.toml
[INFO] started frobbing libtar-sys-0.1.9
[INFO] finished frobbing libtar-sys-0.1.9
[INFO] frobbed toml for libtar-sys-0.1.9 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libtar-sys/0.1.9/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 libtar-sys-0.1.9 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-2/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/libtar-sys/0.1.9:/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] ce04818017116d12769e98dcf577d47978aa3c4f7ccb84d5a03a157d2a497c3b
[INFO] running `"docker" "start" "-a" "ce04818017116d12769e98dcf577d47978aa3c4f7ccb84d5a03a157d2a497c3b"`
[INFO] [stderr]    Compiling libtar-sys v0.1.9 (/opt/crater/workdir)
[INFO] [stderr] warning: `extern` block uses type `char` which is not FFI-safe: the `char` type has no C equivalent
[INFO] [stderr]   --> src/lib.rs:50:24
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn tar_open(t: *mut *mut TAR, pathname: *const c_char, typo: *mut c_void,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stderr]    = help: consider using `u32` or `libc::wchar_t` instead
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `char` which is not FFI-safe: the `char` type has no C equivalent
[INFO] [stderr]   --> src/lib.rs:53:25
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn tar_close(t: *mut TAR) -> c_int;
[INFO] [stderr]    |                         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using `u32` or `libc::wchar_t` instead
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `char` which is not FFI-safe: the `char` type has no C equivalent
[INFO] [stderr]   --> src/lib.rs:55:31
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn tar_extract_all(t: *mut TAR, prefix: *const c_char) -> c_int;
[INFO] [stderr]    |                               ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using `u32` or `libc::wchar_t` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.63s
[INFO] running `"docker" "inspect" "ce04818017116d12769e98dcf577d47978aa3c4f7ccb84d5a03a157d2a497c3b"`
[INFO] running `"docker" "rm" "-f" "ce04818017116d12769e98dcf577d47978aa3c4f7ccb84d5a03a157d2a497c3b"`
[INFO] [stdout] ce04818017116d12769e98dcf577d47978aa3c4f7ccb84d5a03a157d2a497c3b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/libtar-sys/0.1.9:/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] 1456ae1eb0b843a0764e9c3b15d92f7e7ce5b0cf65963b8a803317a0c35d035e
[INFO] running `"docker" "start" "-a" "1456ae1eb0b843a0764e9c3b15d92f7e7ce5b0cf65963b8a803317a0c35d035e"`
[INFO] [stderr]    Compiling libtar-sys v0.1.9 (/opt/crater/workdir)
[INFO] [stderr] warning: `extern` block uses type `char` which is not FFI-safe: the `char` type has no C equivalent
[INFO] [stderr]   --> src/lib.rs:50:24
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn tar_open(t: *mut *mut TAR, pathname: *const c_char, typo: *mut c_void,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stderr]    = help: consider using `u32` or `libc::wchar_t` instead
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `char` which is not FFI-safe: the `char` type has no C equivalent
[INFO] [stderr]   --> src/lib.rs:53:25
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn tar_close(t: *mut TAR) -> c_int;
[INFO] [stderr]    |                         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using `u32` or `libc::wchar_t` instead
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `char` which is not FFI-safe: the `char` type has no C equivalent
[INFO] [stderr]   --> src/lib.rs:55:31
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn tar_extract_all(t: *mut TAR, prefix: *const c_char) -> c_int;
[INFO] [stderr]    |                               ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using `u32` or `libc::wchar_t` instead
[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/libtar_sys-a17f43a82b09335d.libtar_sys.d1xft25v-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/libtar_sys-a17f43a82b09335d.libtar_sys.d1xft25v-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/libtar_sys-a17f43a82b09335d.libtar_sys.d1xft25v-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/libtar_sys-a17f43a82b09335d.libtar_sys.d1xft25v-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/libtar_sys-a17f43a82b09335d.libtar_sys.d1xft25v-cgu.4.rcgu.o" "-o" "/opt/crater/target/debug/deps/libtar_sys-a17f43a82b09335d" "/opt/crater/target/debug/deps/libtar_sys-a17f43a82b09335d.2f9vq7g04bvn3els.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/target/debug/build/libtar-sys-b2b61a2900d25cc6/out/lib" "-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" "-Wl,--whole-archive" "-ltar" "-Wl,--no-whole-archive" "/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/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" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /opt/crater/target/debug/build/libtar-sys-b2b61a2900d25cc6/out/lib/libtar.a(strlcpy.o): In function `strlcpy':
[INFO] [stderr]           strlcpy.c:(.text+0x0): multiple definition of `strlcpy'
[INFO] [stderr]           /opt/crater/target/debug/build/libtar-sys-b2b61a2900d25cc6/out/lib/libtar.a(strlcpy.o):strlcpy.c:(.text+0x0): first defined here
[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 `libtar-sys`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1456ae1eb0b843a0764e9c3b15d92f7e7ce5b0cf65963b8a803317a0c35d035e"`
[INFO] running `"docker" "rm" "-f" "1456ae1eb0b843a0764e9c3b15d92f7e7ce5b0cf65963b8a803317a0c35d035e"`
[INFO] [stdout] 1456ae1eb0b843a0764e9c3b15d92f7e7ce5b0cf65963b8a803317a0c35d035e