[INFO] fetching crate vortex-interpose 0.1.0...
[INFO] testing vortex-interpose-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate vortex-interpose 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate vortex-interpose 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate vortex-interpose 0.1.0
[INFO] tweaked toml for crates.io crate vortex-interpose 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vortex-interpose 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate vortex-interpose 0.1.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36554ca253e1589e730afbb1ea107521478766049c69ccebf06e1ccf24f4eaf3
[INFO] running `Command { std: "docker" "start" "-a" "36554ca253e1589e730afbb1ea107521478766049c69ccebf06e1ccf24f4eaf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36554ca253e1589e730afbb1ea107521478766049c69ccebf06e1ccf24f4eaf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36554ca253e1589e730afbb1ea107521478766049c69ccebf06e1ccf24f4eaf3", kill_on_drop: false }`
[INFO] [stdout] 36554ca253e1589e730afbb1ea107521478766049c69ccebf06e1ccf24f4eaf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12addbbb69841f5da8c91cc5ea957ec73d12d1dcf16372661f14f75b6e58aea2
[INFO] running `Command { std: "docker" "start" "-a" "12addbbb69841f5da8c91cc5ea957ec73d12d1dcf16372661f14f75b6e58aea2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling cc v1.2.57
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling vortex-core v0.1.0
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling vortex-interpose v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `__error` in crate `libc`
[INFO] [stdout]     --> src/fs.rs:81:29
[INFO] [stdout]      |
[INFO] [stdout]   81 |             unsafe { *libc::__error() = errno };
[INFO] [stdout]      |                             ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.2.183/src/unix/mod.rs:1404:5
[INFO] [stdout]      |
[INFO] [stdout] 1404 |     pub fn dlerror() -> *mut c_char;
[INFO] [stdout]      |     -------------------------------- similarly named function `dlerror` defined here
[INFO] [stdout]      |
[INFO] [stdout] help: a function with a similar name exists
[INFO] [stdout]      |
[INFO] [stdout]   81 -             unsafe { *libc::__error() = errno };
[INFO] [stdout]   81 +             unsafe { *libc::dlerror() = errno };
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `__error` in crate `libc`
[INFO] [stdout]     --> src/fs.rs:139:29
[INFO] [stdout]      |
[INFO] [stdout]  139 |             unsafe { *libc::__error() = errno };
[INFO] [stdout]      |                             ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.2.183/src/unix/mod.rs:1404:5
[INFO] [stdout]      |
[INFO] [stdout] 1404 |     pub fn dlerror() -> *mut c_char;
[INFO] [stdout]      |     -------------------------------- similarly named function `dlerror` defined here
[INFO] [stdout]      |
[INFO] [stdout] help: a function with a similar name exists
[INFO] [stdout]      |
[INFO] [stdout]  139 -             unsafe { *libc::__error() = errno };
[INFO] [stdout]  139 +             unsafe { *libc::dlerror() = errno };
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `__error` in crate `libc`
[INFO] [stdout]     --> src/fs.rs:225:29
[INFO] [stdout]      |
[INFO] [stdout]  225 |             unsafe { *libc::__error() = errno };
[INFO] [stdout]      |                             ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.2.183/src/unix/mod.rs:1404:5
[INFO] [stdout]      |
[INFO] [stdout] 1404 |     pub fn dlerror() -> *mut c_char;
[INFO] [stdout]      |     -------------------------------- similarly named function `dlerror` defined here
[INFO] [stdout]      |
[INFO] [stdout] help: a function with a similar name exists
[INFO] [stdout]      |
[INFO] [stdout]  225 -             unsafe { *libc::__error() = errno };
[INFO] [stdout]  225 +             unsafe { *libc::dlerror() = errno };
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `__error` in crate `libc`
[INFO] [stdout]     --> src/fs.rs:246:29
[INFO] [stdout]      |
[INFO] [stdout]  246 |             unsafe { *libc::__error() = errno };
[INFO] [stdout]      |                             ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.2.183/src/unix/mod.rs:1404:5
[INFO] [stdout]      |
[INFO] [stdout] 1404 |     pub fn dlerror() -> *mut c_char;
[INFO] [stdout]      |     -------------------------------- similarly named function `dlerror` defined here
[INFO] [stdout]      |
[INFO] [stdout] help: a function with a similar name exists
[INFO] [stdout]      |
[INFO] [stdout]  246 -             unsafe { *libc::__error() = errno };
[INFO] [stdout]  246 +             unsafe { *libc::dlerror() = errno };
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `__error` in crate `libc`
[INFO] [stdout]     --> src/fs.rs:267:29
[INFO] [stdout]      |
[INFO] [stdout]  267 |             unsafe { *libc::__error() = errno };
[INFO] [stdout]      |                             ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.2.183/src/unix/mod.rs:1404:5
[INFO] [stdout]      |
[INFO] [stdout] 1404 |     pub fn dlerror() -> *mut c_char;
[INFO] [stdout]      |     -------------------------------- similarly named function `dlerror` defined here
[INFO] [stdout]      |
[INFO] [stdout] help: a function with a similar name exists
[INFO] [stdout]      |
[INFO] [stdout]  267 -             unsafe { *libc::__error() = errno };
[INFO] [stdout]  267 +             unsafe { *libc::dlerror() = errno };
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vortex-interpose` (lib) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "12addbbb69841f5da8c91cc5ea957ec73d12d1dcf16372661f14f75b6e58aea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12addbbb69841f5da8c91cc5ea957ec73d12d1dcf16372661f14f75b6e58aea2", kill_on_drop: false }`
[INFO] [stdout] 12addbbb69841f5da8c91cc5ea957ec73d12d1dcf16372661f14f75b6e58aea2
