[INFO] fetching crate virtiofsd 1.13.2...
[INFO] testing virtiofsd-1.13.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate virtiofsd 1.13.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate virtiofsd 1.13.2
[INFO] finished tweaking crates.io crate virtiofsd 1.13.2
[INFO] tweaked toml for crates.io crate virtiofsd 1.13.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate virtiofsd 1.13.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate virtiofsd 1.13.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vmm-sys-util v0.12.1
[INFO] [stderr]   Downloaded thiserror v1.0.41
[INFO] [stderr]   Downloaded arc-swap v1.5.0
[INFO] [stderr]   Downloaded cc-traits v2.0.0
[INFO] [stderr]   Downloaded anstream v0.3.2
[INFO] [stderr]   Downloaded clap v4.3.11
[INFO] [stderr]   Downloaded time v0.3.11
[INFO] [stderr]   Downloaded btree-range-map v0.7.2
[INFO] [stderr]   Downloaded anstyle-parse v0.2.1
[INFO] [stderr]   Downloaded btree-slab v0.6.1
[INFO] [stderr]   Downloaded vhost-user-backend v0.17.0
[INFO] [stderr]   Downloaded heapless v0.7.16
[INFO] [stderr]   Downloaded vm-memory v0.16.0
[INFO] [stderr]   Downloaded virtio-bindings v0.2.4
[INFO] [stderr]   Downloaded syn v2.0.32
[INFO] [stderr]   Downloaded postcard v1.0.6
[INFO] [stderr]   Downloaded serde_derive v1.0.168
[INFO] [stderr]   Downloaded anstyle-wincon v1.0.1
[INFO] [stderr]   Downloaded clap_lex v0.5.0
[INFO] [stderr]   Downloaded clap_builder v4.3.11
[INFO] [stderr]   Downloaded critical-section v1.1.2
[INFO] [stderr]   Downloaded capng v0.2.2
[INFO] [stderr]   Downloaded rustix v0.38.7
[INFO] [stderr]   Downloaded anstyle v1.0.1
[INFO] [stderr]   Downloaded atomic-polyfill v0.1.11
[INFO] [stderr]   Downloaded syslog v6.1.1
[INFO] [stderr]   Downloaded thiserror-impl v1.0.41
[INFO] [stderr]   Downloaded virtio-queue v0.14.0
[INFO] [stderr]   Downloaded quote v1.0.29
[INFO] [stderr]   Downloaded proc-macro2 v1.0.63
[INFO] [stderr]   Downloaded semver v1.0.18
[INFO] [stderr]   Downloaded range-traits v0.3.2
[INFO] [stderr]   Downloaded clap_derive v4.3.2
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.5
[INFO] [stderr]   Downloaded libseccomp-sys v0.2.1
[INFO] [stderr]   Downloaded uuid-macro-internal v1.11.0
[INFO] [stderr]   Downloaded serde v1.0.168
[INFO] [stderr]   Downloaded vhost v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57eaf60b9b5779ca3a5fbc39bb15c5c005bb101a78a130b54f21681b6c3863e6
[INFO] running `Command { std: "docker" "start" "-a" "57eaf60b9b5779ca3a5fbc39bb15c5c005bb101a78a130b54f21681b6c3863e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57eaf60b9b5779ca3a5fbc39bb15c5c005bb101a78a130b54f21681b6c3863e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57eaf60b9b5779ca3a5fbc39bb15c5c005bb101a78a130b54f21681b6c3863e6", kill_on_drop: false }`
[INFO] [stdout] 57eaf60b9b5779ca3a5fbc39bb15c5c005bb101a78a130b54f21681b6c3863e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0bf3a34707665b35cfc31d98082862e1ba45d2d0f781bca95c1ae914d75b039
[INFO] running `Command { std: "docker" "start" "-a" "b0bf3a34707665b35cfc31d98082862e1ba45d2d0f781bca95c1ae914d75b039", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling thiserror v1.0.41
[INFO] [stderr]    Compiling rustix v0.38.7
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling arc-swap v1.5.0
[INFO] [stderr]    Compiling serde v1.0.168
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling anstyle-parse v0.2.1
[INFO] [stderr]    Compiling vmm-sys-util v0.12.1
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle v1.0.1
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling cc-traits v2.0.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling virtio-bindings v0.2.4
[INFO] [stderr]    Compiling clap_lex v0.5.0
[INFO] [stderr]    Compiling capng v0.2.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling libseccomp-sys v0.2.1
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling btree-slab v0.6.1
[INFO] [stderr]    Compiling time v0.3.11
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling range-traits v0.3.2
[INFO] [stderr]    Compiling cobs v0.2.3
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]    Compiling syn v2.0.32
[INFO] [stderr]    Compiling btree-range-map v0.7.2
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling anstream v0.3.2
[INFO] [stderr]    Compiling clap_builder v4.3.11
[INFO] [stderr]    Compiling syslog v6.1.1
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling thiserror-impl v1.0.41
[INFO] [stderr]    Compiling uuid-macro-internal v1.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.168
[INFO] [stderr]    Compiling clap_derive v4.3.2
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling vm-memory v0.16.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling clap v4.3.11
[INFO] [stderr]    Compiling virtio-queue v0.14.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling uuid v1.11.0
[INFO] [stderr]    Compiling vhost v0.13.0
[INFO] [stderr]    Compiling vhost-user-backend v0.17.0
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling postcard v1.0.6
[INFO] [stderr]    Compiling virtiofsd v1.13.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/filesystem.rs:214:13
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn next(&mut self) -> Option<DirEntry>;
[INFO] [stdout]     |             ^^^^^^^^^            -------- the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn next(&mut self) -> Option<DirEntry<'_>>;
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/read_dir.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn next(&mut self) -> Option<DirEntry> {
[INFO] [stdout]    |             ^^^^^^^^^            -------- the same lifetime is hidden here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn next(&mut self) -> Option<DirEntry<'_>> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/tmp/rustcx4KR4i/symbols.o" "<17 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libsyslog-ee3f945250ff30c1,libhostname-8fba14cc3f8af963,libmatch_cfg-bed2b03da26a901e,libtime-f03e22e6ca9e27ad,libnum_threads-4fb9e5589e4311f0,libitoa-82e10f81f95b1372,liberror_chain-fb750e1f5335cf09,libenv_logger-cf00071551d2410f,libatty-da15ccfbad80956e,libtermcolor-252b8acee0601bf1,libhumantime-05b80b6cd1fafc41,libregex-1b8e86c9712ff42a,libaho_corasick-c2ccfb3315903bd7,libregex_syntax-8b56ba0ec9960625,libclap-97f956d1f9b13e9d,libonce_cell-5068cae06fd5e302,libclap_builder-c3d1451b591dd018,libstrsim-d159bff5f9d8c305,libanstream-9d1ff66f5df64ed3,libanstyle_query-fbd302d453b6d4fe,libis_terminal-3f8f2fd05d79354a,librustix-b020ebfde5d77ced,liblinux_raw_sys-827ad72da3e7c07a,libanstyle-44d5b6957d2e33f6,libcolorchoice-2194b980c6586abd,libanstyle_parse-5677b8e9fbc74f8b,libutf8parse-db6920497b8cc48f,libclap_lex-395a95bf9746d2a8,libvirtiofsd-99a92ea844ed6730,libpostcard-5faa58e140f560c2,libheapless-c8ea3464ef121e23,libstable_deref_trait-7e2b982f1428b139,libspin-d467f0baab4547d8,liblock_api-626e3293c075d074,libscopeguard-0e30e6315ecc2b6d,libhash32-8eaa37cd024e9274,libcobs-97945d3cd394e841,libfutures-090322a47cb358a0,libfutures_executor-fe7d2c1ce164f852,libnum_cpus-f9d1eced337b84c0,libfutures_util-7c0bbdf2a39e075e,libmemchr-233a2862461d83c1,libfutures_io-f8aba693a3629388,libfutures_channel-f74f8530038c38b1,libpin_project_lite-b698864a218e1545,libfutures_sink-06b0ed1c40584859,libfutures_task-932160ac6659c967,libpin_utils-45ba7e7cff7aa459,libfutures_core-3c3fb5b92f8cba98,libbtree_range_map-7d5fdefdbd14fc4b,librange_traits-0209c1d724137766,libbtree_slab-fc4c63399255379e,libcc_traits-f531217f65c7432c,libsmallvec-1e420823036fb874,libslab-63f2b64df68c69d5,liblibseccomp_sys-50f4905479692115,libserde-e2de64a1215af9d0,libcapng-838e090e27c3478b,libvhost_user_backend-83577c6df2e0b3aa,libvirtio_queue-c80f4f60af9dfae1,libvirtio_bindings-50c526b2853b772d,libvhost-aadeefb36345a7e2,libuuid-732e0ecfcc38e12c,librand-28322f39764eb5ad,librand_chacha-bf334b5dda2b34f6,libppv_lite86-cced188001f24b2a,libzerocopy-25b7f483c9d71773,libbyteorder-d05ed803a469b292,librand_core-3554dbca1744bf65,libgetrandom-b51fc064ca144789,libvm_memory-5e2b1f919d2cf8a8,libthiserror-2752cdef885813e5,libarc_swap-3a95a3208318fe4a,libvmm_sys_util-9408755eec573981,liblibc-f5c905995cce61d3,libbitflags-3333d968e5f279ee,libbitflags-d2602f63e3f2d154,liblog-bccb58a67ea7a60c,libcfg_if-3183e62f61f23a61}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,libcfg_if-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lseccomp" "-lcap-ng" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustcx4KR4i/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/virtiofsd-759c43b604f944d8" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: unable to find library -lcap-ng
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `virtiofsd` (bin "virtiofsd") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "b0bf3a34707665b35cfc31d98082862e1ba45d2d0f781bca95c1ae914d75b039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0bf3a34707665b35cfc31d98082862e1ba45d2d0f781bca95c1ae914d75b039", kill_on_drop: false }`
[INFO] [stdout] b0bf3a34707665b35cfc31d98082862e1ba45d2d0f781bca95c1ae914d75b039