[INFO] fetching crate tokio-anon-pipe 0.1.1... [INFO] testing tokio-anon-pipe-0.1.1 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate tokio-anon-pipe 0.1.1 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate tokio-anon-pipe 0.1.1 [INFO] finished tweaking crates.io crate tokio-anon-pipe 0.1.1 [INFO] tweaked toml for crates.io crate tokio-anon-pipe 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate tokio-anon-pipe 0.1.1 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 33 packages to latest compatible versions [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 91481d42f8a4dc830475342363b5387952434e2a2ae1937afedec85f102019ce [INFO] running `Command { std: "docker" "start" "-a" "91481d42f8a4dc830475342363b5387952434e2a2ae1937afedec85f102019ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "91481d42f8a4dc830475342363b5387952434e2a2ae1937afedec85f102019ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91481d42f8a4dc830475342363b5387952434e2a2ae1937afedec85f102019ce", kill_on_drop: false }` [INFO] [stdout] 91481d42f8a4dc830475342363b5387952434e2a2ae1937afedec85f102019ce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 641a092409a35a95f8cda36851816266fb151e0aa8f5e8a17e33850502439675 [INFO] running `Command { std: "docker" "start" "-a" "641a092409a35a95f8cda36851816266fb151e0aa8f5e8a17e33850502439675", kill_on_drop: false }` [INFO] [stderr] Compiling socket2 v0.6.1 [INFO] [stderr] Compiling mio v1.1.0 [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stderr] Compiling tokio v1.48.0 [INFO] [stderr] Compiling tokio-anon-pipe v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: type alias `HANDLE` is never used [INFO] [stdout] --> src/lib.rs:56:21 [INFO] [stdout] | [INFO] [stdout] 56 | pub(super) type HANDLE = *mut std::ffi::c_void; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `RawHandle` is never used [INFO] [stdout] --> src/lib.rs:57:21 [INFO] [stdout] | [INFO] [stdout] 57 | pub(super) type RawHandle = HANDLE; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `IntoRawHandle` is never used [INFO] [stdout] --> src/lib.rs:62:22 [INFO] [stdout] | [INFO] [stdout] 62 | pub(super) trait IntoRawHandle { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `AsRawHandle` is never used [INFO] [stdout] --> src/lib.rs:66:22 [INFO] [stdout] | [INFO] [stdout] 66 | pub(super) trait AsRawHandle { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.02s [INFO] running `Command { std: "docker" "inspect" "641a092409a35a95f8cda36851816266fb151e0aa8f5e8a17e33850502439675", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "641a092409a35a95f8cda36851816266fb151e0aa8f5e8a17e33850502439675", kill_on_drop: false }` [INFO] [stdout] 641a092409a35a95f8cda36851816266fb151e0aa8f5e8a17e33850502439675 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 93619571c5a733d81b6035a61aecd9bcaa144d6be7677f107c229834540e00b3 [INFO] running `Command { std: "docker" "start" "-a" "93619571c5a733d81b6035a61aecd9bcaa144d6be7677f107c229834540e00b3", kill_on_drop: false }` [INFO] [stdout] warning: type alias `HANDLE` is never used [INFO] [stdout] --> src/lib.rs:56:21 [INFO] [stdout] | [INFO] [stdout] 56 | pub(super) type HANDLE = *mut std::ffi::c_void; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `RawHandle` is never used [INFO] [stdout] --> src/lib.rs:57:21 [INFO] [stdout] | [INFO] [stdout] 57 | pub(super) type RawHandle = HANDLE; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `IntoRawHandle` is never used [INFO] [stdout] --> src/lib.rs:62:22 [INFO] [stdout] | [INFO] [stdout] 62 | pub(super) trait IntoRawHandle { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `AsRawHandle` is never used [INFO] [stdout] --> src/lib.rs:66:22 [INFO] [stdout] | [INFO] [stdout] 66 | pub(super) trait AsRawHandle { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tokio-anon-pipe v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustcSGjLWQ/symbols.o" "<7 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{librand-797f5722488399b0,librand_chacha-e233f006a11f3fc8,libppv_lite86-e47e6443d109905f,libzerocopy-669dcbe6b59e8934,librand_core-d910d87cc7e652ae,libgetrandom-d208c01948b60292,libcfg_if-83060ec5685761ae}.rlib" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/debug/deps/{libtokio-8491d4da8a9985a7,libsocket2-7e02b259e83ada2f,libbytes-82ad4f0211bdc963,libmio-5a6a0feaa11e7f09,liblibc-30ffb0440c90cdd5,libpin_project_lite-72bf04572caa1c84}.rlib" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustcSGjLWQ/raw-dylibs" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/tokio_anon_pipe-fd0b3defcb5bf965" "-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: undefined symbol: _open_osfhandle [INFO] [stdout] >>> referenced by lib.rs:442 (src/lib.rs:442) [INFO] [stdout] >>> /opt/rustwide/target/debug/deps/tokio_anon_pipe-fd0b3defcb5bf965.tokio_anon_pipe.2e363b37f5f32b73-cgu.4.rcgu.o:(tokio_anon_pipe::tests::test_dup::_$u7b$$u7b$closure$u7d$$u7d$::hcfb55e44a90e758a) [INFO] [stdout] [INFO] [stdout] rust-lld: error: undefined symbol: _dup [INFO] [stdout] >>> referenced by lib.rs:446 (src/lib.rs:446) [INFO] [stdout] >>> /opt/rustwide/target/debug/deps/tokio_anon_pipe-fd0b3defcb5bf965.tokio_anon_pipe.2e363b37f5f32b73-cgu.4.rcgu.o:(tokio_anon_pipe::tests::test_dup::_$u7b$$u7b$closure$u7d$$u7d$::hcfb55e44a90e758a) [INFO] [stdout] >>> did you mean: dup [INFO] [stdout] >>> defined in: /lib/x86_64-linux-gnu/libc.so.6 [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tokio-anon-pipe` (lib test) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "93619571c5a733d81b6035a61aecd9bcaa144d6be7677f107c229834540e00b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93619571c5a733d81b6035a61aecd9bcaa144d6be7677f107c229834540e00b3", kill_on_drop: false }` [INFO] [stdout] 93619571c5a733d81b6035a61aecd9bcaa144d6be7677f107c229834540e00b3