[INFO] fetching crate iconv-native 0.1.0...
[INFO] testing iconv-native-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate iconv-native 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate iconv-native 0.1.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate iconv-native 0.1.0
[INFO] tweaked toml for crates.io crate iconv-native 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate iconv-native 0.1.0 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 iconv-native 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.43
[INFO] [stderr]   Downloaded lexopt v0.3.0
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.43
[INFO] [stderr]   Downloaded minicov v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b84b2cf48d49ab5bdf67596442b384a8053a21df3c446e00424243d6f5b05100
[INFO] running `Command { std: "docker" "start" "-a" "b84b2cf48d49ab5bdf67596442b384a8053a21df3c446e00424243d6f5b05100", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b84b2cf48d49ab5bdf67596442b384a8053a21df3c446e00424243d6f5b05100", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b84b2cf48d49ab5bdf67596442b384a8053a21df3c446e00424243d6f5b05100", kill_on_drop: false }`
[INFO] [stdout] b84b2cf48d49ab5bdf67596442b384a8053a21df3c446e00424243d6f5b05100
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] cf1b8f18020c01854bafc4057c18d4f537a628965fb144839a9be51d0ad70e75
[INFO] running `Command { std: "docker" "start" "-a" "cf1b8f18020c01854bafc4057c18d4f537a628965fb144839a9be51d0ad70e75", kill_on_drop: false }`
[INFO] [stderr]    Compiling iconv-native v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling widestring v1.1.0
[INFO] [stdout] error: non-GNU libc is not supported due to feature differences. Please consider using libiconv.
[INFO] [stdout]   --> src/sys/iconv/ffi.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 | /         compile_error!(
[INFO] [stdout] 52 | |             "non-GNU libc is not supported due to feature differences. Please consider using libiconv."
[INFO] [stdout] 53 | |         );
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `c_int`
[INFO] [stdout]  --> src/sys/iconv/ffi.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::ffi::{c_char, c_int, c_void};
[INFO] [stdout]   |                         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `iconv_open` in this scope
[INFO] [stdout]   --> src/sys/iconv/ffi.rs:80:22
[INFO] [stdout]    |
[INFO] [stdout] 80 |             let cd = iconv_open(to_encoding.as_ptr(), from_encoding.as_ptr());
[INFO] [stdout]    |                      ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `iconv` in this scope
[INFO] [stdout]    --> src/sys/iconv/ffi.rs:102:27
[INFO] [stdout]     |
[INFO] [stdout] 62  | pub struct Iconv(IconvHandle);
[INFO] [stdout]     | ------------------------------ similarly named tuple struct `Iconv` defined here
[INFO] [stdout] ...
[INFO] [stdout] 102 |                 let res = iconv(
[INFO] [stdout]     |                           ^^^^^ help: a tuple struct with a similar name exists (notice the capitalization): `Iconv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `iconv_close` in this scope
[INFO] [stdout]    --> src/sys/iconv/ffi.rs:170:18
[INFO] [stdout]     |
[INFO] [stdout] 170 |         unsafe { iconv_close(self.0) };
[INFO] [stdout]     |                  ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iconv-native` (lib) due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cf1b8f18020c01854bafc4057c18d4f537a628965fb144839a9be51d0ad70e75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf1b8f18020c01854bafc4057c18d4f537a628965fb144839a9be51d0ad70e75", kill_on_drop: false }`
[INFO] [stdout] cf1b8f18020c01854bafc4057c18d4f537a628965fb144839a9be51d0ad70e75