[INFO] crate libtar-sys 0.1.9 is already in cache
[INFO] extracting crate libtar-sys 0.1.9 into work/ex/beta-1.37-6/sources/1.36.0/reg/libtar-sys/0.1.9
[INFO] extracting crate libtar-sys 0.1.9 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/libtar-sys/0.1.9
[INFO] validating manifest of libtar-sys-0.1.9 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 libtar-sys-0.1.9 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 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-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/reg/libtar-sys/0.1.9/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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing libtar-sys-0.1.9 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 257948dc7c8f6f4d5f3da15c2502b6cdc10e4db7f73f2d73811bbb9c2d5cadfb
[INFO] running `"docker" "start" "-a" "257948dc7c8f6f4d5f3da15c2502b6cdc10e4db7f73f2d73811bbb9c2d5cadfb"`
[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 4.87s
[INFO] running `"docker" "inspect" "257948dc7c8f6f4d5f3da15c2502b6cdc10e4db7f73f2d73811bbb9c2d5cadfb"`
[INFO] running `"docker" "rm" "-f" "257948dc7c8f6f4d5f3da15c2502b6cdc10e4db7f73f2d73811bbb9c2d5cadfb"`
[INFO] [stdout] 257948dc7c8f6f4d5f3da15c2502b6cdc10e4db7f73f2d73811bbb9c2d5cadfb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6923bb9929c2cba4ce403ca84de39efd63a396ba637a369761fe8afcbeeeaf19
[INFO] running `"docker" "start" "-a" "6923bb9929c2cba4ce403ca84de39efd63a396ba637a369761fe8afcbeeeaf19"`
[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-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/libtar_sys-77e6f0e5dffc3d74.libtar_sys.9iwm96vo-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/libtar_sys-77e6f0e5dffc3d74.libtar_sys.9iwm96vo-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/libtar_sys-77e6f0e5dffc3d74.libtar_sys.9iwm96vo-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/libtar_sys-77e6f0e5dffc3d74.libtar_sys.9iwm96vo-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/libtar_sys-77e6f0e5dffc3d74.libtar_sys.9iwm96vo-cgu.4.rcgu.o" "-o" "/opt/crater/target/debug/deps/libtar_sys-77e6f0e5dffc3d74" "/opt/crater/target/debug/deps/libtar_sys-77e6f0e5dffc3d74.52cpopqd3ncb21fk.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-34485d529691adbd/out/lib" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-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-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-7d9df032c0eb8a14.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-77300aa0d630d98f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-4d48ca12b265d456.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-8869eee15acf0f54.rlib" "/opt/crater/target/debug/deps/liblibc-15b143653abd1ffe.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-a80a1e8e09cafef8.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e0e6351da805c468.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e04f54bafc95e331.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-67901d3322495bd5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-bd390b1abaceaec1.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-312dd37fdc7bedfc.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8ed0e51d58d644a3.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-8a423c320a6c707f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d6a95598e2238263.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d231614b153016eb.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3821619027f463e4.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-1cfd794d18771a44.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-dcf33cf10c2452ef.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-c258fea34bf64bce.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-34485d529691adbd/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-34485d529691adbd/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" "6923bb9929c2cba4ce403ca84de39efd63a396ba637a369761fe8afcbeeeaf19"`
[INFO] running `"docker" "rm" "-f" "6923bb9929c2cba4ce403ca84de39efd63a396ba637a369761fe8afcbeeeaf19"`
[INFO] [stdout] 6923bb9929c2cba4ce403ca84de39efd63a396ba637a369761fe8afcbeeeaf19