[INFO] fetching crate librsync-ffi 0.1.0...
[INFO] testing librsync-ffi-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate librsync-ffi 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate librsync-ffi 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate librsync-ffi 0.1.0
[INFO] finished tweaking crates.io crate librsync-ffi 0.1.0
[INFO] tweaked toml for crates.io crate librsync-ffi 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5297117fe570b15f75751c4aaefd3d5c8fab953a5149db9862d2f68263d501a
[INFO] running `Command { std: "docker" "start" "-a" "a5297117fe570b15f75751c4aaefd3d5c8fab953a5149db9862d2f68263d501a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5297117fe570b15f75751c4aaefd3d5c8fab953a5149db9862d2f68263d501a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5297117fe570b15f75751c4aaefd3d5c8fab953a5149db9862d2f68263d501a", kill_on_drop: false }`
[INFO] [stdout] a5297117fe570b15f75751c4aaefd3d5c8fab953a5149db9862d2f68263d501a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c05cd0885080a0d9a6eba8bb155aeb68838f4ca133d6b51e77673fe6dd866048
[INFO] running `Command { std: "docker" "start" "-a" "c05cd0885080a0d9a6eba8bb155aeb68838f4ca133d6b51e77673fe6dd866048", kill_on_drop: false }`
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling librsync-ffi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/file/patch.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         file.write_all(delta.borrow().into());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/file/patch.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     file.read_to_end(&mut output);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.64s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c05cd0885080a0d9a6eba8bb155aeb68838f4ca133d6b51e77673fe6dd866048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c05cd0885080a0d9a6eba8bb155aeb68838f4ca133d6b51e77673fe6dd866048", kill_on_drop: false }`
[INFO] [stdout] c05cd0885080a0d9a6eba8bb155aeb68838f4ca133d6b51e77673fe6dd866048
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d59f2f3b3bd8251d8067b77a0f1d5b2e6cfe63344c8ebcb5b055bf78a81227c2
[INFO] running `Command { std: "docker" "start" "-a" "d59f2f3b3bd8251d8067b77a0f1d5b2e6cfe63344c8ebcb5b055bf78a81227c2", kill_on_drop: false }`
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/file/patch.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         file.write_all(delta.borrow().into());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling librsync-ffi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/file/patch.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     file.read_to_end(&mut output);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/file/patch.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         file.write_all(delta.borrow().into());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/file/patch.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     file.read_to_end(&mut output);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/librsync_ffi-f01e40a6d774e3d9.librsync_ffi.88ed322a-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/librsync_ffi-f01e40a6d774e3d9.librsync_ffi.88ed322a-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/librsync_ffi-f01e40a6d774e3d9.librsync_ffi.88ed322a-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/librsync_ffi-f01e40a6d774e3d9.librsync_ffi.88ed322a-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/librsync_ffi-f01e40a6d774e3d9.librsync_ffi.88ed322a-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/librsync_ffi-f01e40a6d774e3d9.librsync_ffi.88ed322a-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/librsync_ffi-f01e40a6d774e3d9.librsync_ffi.88ed322a-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/librsync_ffi-f01e40a6d774e3d9.librsync_ffi.88ed322a-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/librsync_ffi-f01e40a6d774e3d9.librsync_ffi.88ed322a-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/librsync_ffi-f01e40a6d774e3d9.librsync_ffi.88ed322a-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/librsync_ffi-f01e40a6d774e3d9.librsync_ffi.88ed322a-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/librsync_ffi-f01e40a6d774e3d9.librsync_ffi.88ed322a-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/librsync_ffi-f01e40a6d774e3d9.librsync_ffi.88ed322a-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/librsync_ffi-f01e40a6d774e3d9.librsync_ffi.88ed322a-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/librsync_ffi-f01e40a6d774e3d9.librsync_ffi.88ed322a-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/librsync_ffi-f01e40a6d774e3d9.librsync_ffi.88ed322a-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/librsync_ffi-f01e40a6d774e3d9.emdeax3uip1z6by.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lrsync" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-d9ecd5377b7dfa2f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-e95f8ccbb889cb3a.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-bc3d259c8a5de0c3.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-2b85ee1dcf40ad05.rlib" "/opt/rustwide/target/debug/deps/libtempfile-f82f2293020514a7.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-97437e183f3ae6e4.rlib" "/opt/rustwide/target/debug/deps/libfastrand-6352fe4efbee2d32.rlib" "/opt/rustwide/target/debug/deps/libremove_dir_all-428e6ddc575f6574.rlib" "/opt/rustwide/target/debug/deps/liblibc-44afddf82674132d.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-ff9290e971253a38.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-5534b29ea7b2d8f5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-8bfbb13072fc2761.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-d6d1fa92fa620f17.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7cfd201521727d95.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-0e8010e8fce8e5a7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-19093fec3c6dd913.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-89c4cbe9256c1890.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-73e4507673363945.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-3fe98c0f46f27964.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-a76787f08d45e37d.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8cea480e62c5b261.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-1fb939608cd05a1c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-842e67e3ab562f66.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0c1c8fec3b1a54cc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-689faa634b72af17.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-6c2c561a8181be5e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-88c4d85fe493b0a6.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f5394bdb1df5df01.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/librsync_ffi-f01e40a6d774e3d9" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lrsync
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `librsync-ffi` due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d59f2f3b3bd8251d8067b77a0f1d5b2e6cfe63344c8ebcb5b055bf78a81227c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d59f2f3b3bd8251d8067b77a0f1d5b2e6cfe63344c8ebcb5b055bf78a81227c2", kill_on_drop: false }`
[INFO] [stdout] d59f2f3b3bd8251d8067b77a0f1d5b2e6cfe63344c8ebcb5b055bf78a81227c2