[INFO] fetching crate nbdkit 0.3.0...
[INFO] testing nbdkit-0.3.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate nbdkit 0.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate nbdkit 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate nbdkit 0.3.0
[INFO] tweaked toml for crates.io crate nbdkit 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nbdkit 0.3.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nbdkit 0.3.0 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32fb853f049de0aeed7ad2c7a19e94e780a4a249d9f94a21312479fbe4ef043b
[INFO] running `Command { std: "docker" "start" "-a" "32fb853f049de0aeed7ad2c7a19e94e780a4a249d9f94a21312479fbe4ef043b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32fb853f049de0aeed7ad2c7a19e94e780a4a249d9f94a21312479fbe4ef043b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32fb853f049de0aeed7ad2c7a19e94e780a4a249d9f94a21312479fbe4ef043b", kill_on_drop: false }`
[INFO] [stdout] 32fb853f049de0aeed7ad2c7a19e94e780a4a249d9f94a21312479fbe4ef043b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 17fff2f9d06e56205d46fd0d9542aa3e1aea7cddbacabc56b856b0e63a66133f
[INFO] running `Command { std: "docker" "start" "-a" "17fff2f9d06e56205d46fd0d9542aa3e1aea7cddbacabc56b856b0e63a66133f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling nbdkit v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:319:16
[INFO] [stdout]     |
[INFO] [stdout] 319 |     pub(super) extern fn after_fork() -> c_int {
[INFO] [stdout]     |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:365:16
[INFO] [stdout]     |
[INFO] [stdout] 365 |     pub(super) extern fn cache(h: *mut c_void,
[INFO] [stdout]     |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:380:16
[INFO] [stdout]     |
[INFO] [stdout] 380 |     pub(super) extern fn close(selfp: *mut c_void) {
[INFO] [stdout]     |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:331:24
[INFO] [stdout]     |
[INFO] [stdout] 331 |             pub(super) extern fn $meth(h: *mut c_void) -> c_int {
[INFO] [stdout]     |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 386 |     can_method!(can_cache);
[INFO] [stdout]     |     ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `can_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:331:24
[INFO] [stdout]     |
[INFO] [stdout] 331 |             pub(super) extern fn $meth(h: *mut c_void) -> c_int {
[INFO] [stdout]     |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 387 |     can_method!(can_extents);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `can_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:331:24
[INFO] [stdout]     |
[INFO] [stdout] 331 |             pub(super) extern fn $meth(h: *mut c_void) -> c_int {
[INFO] [stdout]     |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 388 |     can_method!(can_flush);
[INFO] [stdout]     |     ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `can_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:331:24
[INFO] [stdout]     |
[INFO] [stdout] 331 |             pub(super) extern fn $meth(h: *mut c_void) -> c_int {
[INFO] [stdout]     |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 389 |     can_method!(can_fua);
[INFO] [stdout]     |     -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `can_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:331:24
[INFO] [stdout]     |
[INFO] [stdout] 331 |             pub(super) extern fn $meth(h: *mut c_void) -> c_int {
[INFO] [stdout]     |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 390 |     can_method!(can_fast_zero);
[INFO] [stdout]     |     -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `can_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:331:24
[INFO] [stdout]     |
[INFO] [stdout] 331 |             pub(super) extern fn $meth(h: *mut c_void) -> c_int {
[INFO] [stdout]     |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 391 |     can_method!(can_multi_conn);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `can_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:331:24
[INFO] [stdout]     |
[INFO] [stdout] 331 |             pub(super) extern fn $meth(h: *mut c_void) -> c_int {
[INFO] [stdout]     |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 392 |     can_method!(can_write);
[INFO] [stdout]     |     ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `can_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:331:24
[INFO] [stdout]     |
[INFO] [stdout] 331 |             pub(super) extern fn $meth(h: *mut c_void) -> c_int {
[INFO] [stdout]     |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 393 |     can_method!(can_trim);
[INFO] [stdout]     |     --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `can_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:331:24
[INFO] [stdout]     |
[INFO] [stdout] 331 |             pub(super) extern fn $meth(h: *mut c_void) -> c_int {
[INFO] [stdout]     |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 394 |     can_method!(can_zero);
[INFO] [stdout]     |     --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `can_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:396:16
[INFO] [stdout]     |
[INFO] [stdout] 396 |     pub(super) extern fn config(k: *const c_char, v: *const c_char) -> c_int {
[INFO] [stdout]     |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:422:16
[INFO] [stdout]     |
[INFO] [stdout] 422 |     pub(super) extern fn config_complete() -> c_int {
[INFO] [stdout]     |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:443:16
[INFO] [stdout]     |
[INFO] [stdout] 443 |     pub(super) extern fn dump_plugin() {
[INFO] [stdout]     |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:448:16
[INFO] [stdout]     |
[INFO] [stdout] 448 |     pub(super) extern fn extents(h: *mut c_void,
[INFO] [stdout]     |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:466:16
[INFO] [stdout]     |
[INFO] [stdout] 466 |     pub(super) extern fn flush(h: *mut c_void, _rawflags: u32) -> c_int {
[INFO] [stdout]     |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:477:16
[INFO] [stdout]     |
[INFO] [stdout] 477 |     pub(super) extern fn get_ready() -> c_int {
[INFO] [stdout]     |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:487:16
[INFO] [stdout]     |
[INFO] [stdout] 487 |     pub(super) extern fn get_size(h: *mut c_void) -> i64 {
[INFO] [stdout]     |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:331:24
[INFO] [stdout]     |
[INFO] [stdout] 331 |             pub(super) extern fn $meth(h: *mut c_void) -> c_int {
[INFO] [stdout]     |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 498 |     can_method!(is_rotational);
[INFO] [stdout]     |     -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `can_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:500:16
[INFO] [stdout]     |
[INFO] [stdout] 500 |     pub(super) extern fn load() {
[INFO] [stdout]     |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:504:16
[INFO] [stdout]     |
[INFO] [stdout] 504 |     pub(super) extern fn open(readonly: c_int) -> *mut c_void {
[INFO] [stdout]     |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:518:16
[INFO] [stdout]     |
[INFO] [stdout] 518 |     pub(super) extern fn pread(h: *mut c_void,
[INFO] [stdout]     |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:537:16
[INFO] [stdout]     |
[INFO] [stdout] 537 |     pub(super) extern fn preconnect(readonly: c_int) -> c_int {
[INFO] [stdout]     |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:547:16
[INFO] [stdout]     |
[INFO] [stdout] 547 |     pub(super) extern fn pwrite(h: *mut c_void,
[INFO] [stdout]     |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:576:16
[INFO] [stdout]     |
[INFO] [stdout] 576 |     pub(super) extern fn thread_model() -> c_int {
[INFO] [stdout]     |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:346:24
[INFO] [stdout]     |
[INFO] [stdout] 346 |             pub(super) extern fn $meth(h: *mut c_void,
[INFO] [stdout]     |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 586 |     trim_like!(trim);
[INFO] [stdout]     |     ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `trim_like` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:588:16
[INFO] [stdout]     |
[INFO] [stdout] 588 |     pub(super) extern fn unload() {
[INFO] [stdout]     |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:346:24
[INFO] [stdout]     |
[INFO] [stdout] 346 |             pub(super) extern fn $meth(h: *mut c_void,
[INFO] [stdout]     |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 592 |     trim_like!(zero);
[INFO] [stdout]     |     ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `trim_like` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1256:22
[INFO] [stdout]      |
[INFO] [stdout] 1256 |     pub load: Option<extern fn ()>,
[INFO] [stdout]      |                      ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1257:24
[INFO] [stdout]      |
[INFO] [stdout] 1257 |     pub unload: Option<extern fn ()>,
[INFO] [stdout]      |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1259:24
[INFO] [stdout]      |
[INFO] [stdout] 1259 |     pub config: Option<extern fn (*const c_char, *const c_char) -> c_int>,
[INFO] [stdout]      |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1260:33
[INFO] [stdout]      |
[INFO] [stdout] 1260 |     pub config_complete: Option<extern fn () -> c_int>,
[INFO] [stdout]      |                                 ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1263:15
[INFO] [stdout]      |
[INFO] [stdout] 1263 |     pub open: extern fn (c_int) -> *mut c_void,
[INFO] [stdout]      |               ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1264:16
[INFO] [stdout]      |
[INFO] [stdout] 1264 |     pub close: extern fn (*mut c_void),
[INFO] [stdout]      |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1266:19
[INFO] [stdout]      |
[INFO] [stdout] 1266 |     pub get_size: extern fn (*mut c_void) -> i64,
[INFO] [stdout]      |                   ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1268:27
[INFO] [stdout]      |
[INFO] [stdout] 1268 |     pub can_write: Option<extern fn (*mut c_void) -> c_int>,
[INFO] [stdout]      |                           ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1269:27
[INFO] [stdout]      |
[INFO] [stdout] 1269 |     pub can_flush: Option<extern fn (*mut c_void) -> c_int>,
[INFO] [stdout]      |                           ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1270:31
[INFO] [stdout]      |
[INFO] [stdout] 1270 |     pub is_rotational: Option<extern fn (*mut c_void) -> c_int>,
[INFO] [stdout]      |                               ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1271:26
[INFO] [stdout]      |
[INFO] [stdout] 1271 |     pub can_trim: Option<extern fn (*mut c_void) -> c_int>,
[INFO] [stdout]      |                          ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1274:42
[INFO] [stdout]      |
[INFO] [stdout] 1274 |     #[doc(hidden)] pub _pread_v1: Option<extern fn ()>,
[INFO] [stdout]      |                                          ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1275:43
[INFO] [stdout]      |
[INFO] [stdout] 1275 |     #[doc(hidden)] pub _pwrite_v1: Option<extern fn ()>,
[INFO] [stdout]      |                                           ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1276:42
[INFO] [stdout]      |
[INFO] [stdout] 1276 |     #[doc(hidden)] pub _flush_v1: Option<extern fn ()>,
[INFO] [stdout]      |                                          ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1277:41
[INFO] [stdout]      |
[INFO] [stdout] 1277 |     #[doc(hidden)] pub _trim_v1: Option<extern fn ()>,
[INFO] [stdout]      |                                         ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1278:41
[INFO] [stdout]      |
[INFO] [stdout] 1278 |     #[doc(hidden)] pub _zero_v1: Option<extern fn ()>,
[INFO] [stdout]      |                                         ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1282:29
[INFO] [stdout]      |
[INFO] [stdout] 1282 |     pub dump_plugin: Option<extern fn ()>,
[INFO] [stdout]      |                             ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1284:26
[INFO] [stdout]      |
[INFO] [stdout] 1284 |     pub can_zero: Option<extern fn (*mut c_void) -> c_int>,
[INFO] [stdout]      |                          ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1285:25
[INFO] [stdout]      |
[INFO] [stdout] 1285 |     pub can_fua: Option<extern fn (*mut c_void) -> c_int>,
[INFO] [stdout]      |                         ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1287:16
[INFO] [stdout]      |
[INFO] [stdout] 1287 |     pub pread: extern fn (h: *mut c_void, buf: *mut c_char, count: u32,
[INFO] [stdout]      |                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1290:24
[INFO] [stdout]      |
[INFO] [stdout] 1290 |     pub pwrite: Option<extern fn (h: *mut c_void, buf: *const c_char,
[INFO] [stdout]      |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1293:23
[INFO] [stdout]      |
[INFO] [stdout] 1293 |     pub flush: Option<extern fn (h: *mut c_void, flags: u32) -> c_int>,
[INFO] [stdout]      |                       ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1294:22
[INFO] [stdout]      |
[INFO] [stdout] 1294 |     pub trim: Option<extern fn (h: *mut c_void,
[INFO] [stdout]      |                      ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1297:22
[INFO] [stdout]      |
[INFO] [stdout] 1297 |     pub zero: Option<extern fn (h: *mut c_void,
[INFO] [stdout]      |                      ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1303:32
[INFO] [stdout]      |
[INFO] [stdout] 1303 |     pub can_multi_conn: Option<extern fn (h: *mut c_void) -> c_int>,
[INFO] [stdout]      |                                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1305:29
[INFO] [stdout]      |
[INFO] [stdout] 1305 |     pub can_extents: Option<extern fn (h: *mut c_void) -> c_int>,
[INFO] [stdout]      |                             ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1306:25
[INFO] [stdout]      |
[INFO] [stdout] 1306 |     pub extents: Option<extern fn (h: *mut c_void,
[INFO] [stdout]      |                         ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1312:27
[INFO] [stdout]      |
[INFO] [stdout] 1312 |     pub can_cache: Option<extern fn (h: *mut c_void) -> c_int>,
[INFO] [stdout]      |                           ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1313:23
[INFO] [stdout]      |
[INFO] [stdout] 1313 |     pub cache: Option<extern fn (h: *mut c_void,
[INFO] [stdout]      |                       ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1317:30
[INFO] [stdout]      |
[INFO] [stdout] 1317 |     pub thread_model: Option<extern fn () -> c_int>,
[INFO] [stdout]      |                              ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1319:31
[INFO] [stdout]      |
[INFO] [stdout] 1319 |     pub can_fast_zero: Option<extern fn (h: *mut c_void) -> c_int>,
[INFO] [stdout]      |                               ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1320:28
[INFO] [stdout]      |
[INFO] [stdout] 1320 |     pub preconnect: Option<extern fn(readonly: c_int) -> c_int>,
[INFO] [stdout]      |                            ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1321:27
[INFO] [stdout]      |
[INFO] [stdout] 1321 |     pub get_ready: Option<extern fn() -> c_int>,
[INFO] [stdout]      |                           ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]     --> src/lib.rs:1322:28
[INFO] [stdout]      |
[INFO] [stdout] 1322 |     pub after_fork: Option<extern fn() -> c_int>,
[INFO] [stdout]      |                            ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/lib.rs:992:30
[INFO] [stdout]     |
[INFO] [stdout] 992 |             .map(|_| unsafe {CONFIG_HELP.as_ptr()} as *const c_char)
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/lib.rs:995:30
[INFO] [stdout]     |
[INFO] [stdout] 995 |             .map(|_| unsafe {DESCRIPTION.as_ptr()} as *const c_char)
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/lib.rs:998:30
[INFO] [stdout]     |
[INFO] [stdout] 998 |             .map(|_| unsafe {LONGNAME.as_ptr()} as *const c_char)
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]     --> src/lib.rs:1001:30
[INFO] [stdout]      |
[INFO] [stdout] 1001 |             .map(|_| unsafe {MAGIC_CONFIG_KEY.as_ptr()} as *const c_char)
[INFO] [stdout]      |                              ^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]     --> src/lib.rs:1004:30
[INFO] [stdout]      |
[INFO] [stdout] 1004 |             .map(|_| unsafe {VERSION.as_ptr()} as *const c_char)
[INFO] [stdout]      |                              ^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]     --> src/lib.rs:1010:27
[INFO] [stdout]      |
[INFO] [stdout] 1010 |             name: unsafe{ NAME.as_ptr() } as *const c_char,
[INFO] [stdout]      |                           ^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "17fff2f9d06e56205d46fd0d9542aa3e1aea7cddbacabc56b856b0e63a66133f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17fff2f9d06e56205d46fd0d9542aa3e1aea7cddbacabc56b856b0e63a66133f", kill_on_drop: false }`
[INFO] [stdout] 17fff2f9d06e56205d46fd0d9542aa3e1aea7cddbacabc56b856b0e63a66133f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 5d81bafb4b9aba4f8a8cb2420e9f5768f067697b7ced74da20f10d4a1dec2729
[INFO] running `Command { std: "docker" "start" "-a" "5d81bafb4b9aba4f8a8cb2420e9f5768f067697b7ced74da20f10d4a1dec2729", kill_on_drop: false }`
[INFO] [stderr] error: cannot produce cdylib for `nbdkit v0.3.0 (/opt/rustwide/workdir)` as the target `x86_64-unknown-linux-musl` does not support these crate types
[INFO] running `Command { std: "docker" "inspect" "5d81bafb4b9aba4f8a8cb2420e9f5768f067697b7ced74da20f10d4a1dec2729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d81bafb4b9aba4f8a8cb2420e9f5768f067697b7ced74da20f10d4a1dec2729", kill_on_drop: false }`
[INFO] [stdout] 5d81bafb4b9aba4f8a8cb2420e9f5768f067697b7ced74da20f10d4a1dec2729