[INFO] crate picotcp-sys 0.2.1 is already in cache [INFO] checking picotcp-sys-0.2.1 against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398 [INFO] extracting crate picotcp-sys 0.2.1 into work/builds/worker-2/source [INFO] validating manifest of crates.io crate picotcp-sys 0.2.1 on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate picotcp-sys 0.2.1 [INFO] finished tweaking crates.io crate picotcp-sys 0.2.1 [INFO] tweaked toml for crates.io crate picotcp-sys 0.2.1 written to work/builds/worker-2/source/Cargo.toml [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 2735552578d699e89053b30db3204666483f549003f5dbafc319328fa5387215 [INFO] running `"docker" "start" "-a" "2735552578d699e89053b30db3204666483f549003f5dbafc319328fa5387215"` [INFO] [stderr] Compiling clang-sys v0.11.1 [INFO] [stderr] Compiling syntex_pos v0.38.0 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling syntex_errors v0.38.0 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling syntex_syntax v0.38.0 [INFO] [stderr] Compiling env_logger v0.3.5 [INFO] [stderr] Compiling docopt v0.6.86 [INFO] [stderr] warning[E0502]: cannot borrow `cx.parse_sess.span_diagnostic` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.38.0/src/ext/expand.rs:1061:25 [INFO] [stderr] | [INFO] [stderr] 1051 | let mut expander = MacroExpander::new(&mut cx); [INFO] [stderr] | ------- mutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 1061 | let err_count = cx.parse_sess.span_diagnostic.err_count(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here [INFO] [stderr] 1062 | let mut ret = expander.fold_crate(c); [INFO] [stderr] | -------- mutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Compiling bindgen v0.19.1 [INFO] [stderr] Compiling picotcp-sys v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `picotcp-sys v0.2.1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/picotcp-sys-cb53c0363417b67a/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Failed to open file: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:1165:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5571a4d4cfa4 - backtrace::backtrace::libunwind::trace::h07e9553c1ad1ecad [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x5571a4d4cfa4 - backtrace::backtrace::trace_unsynchronized::h9e0e5a535fa6ae0f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5571a4d4cfa4 - std::sys_common::backtrace::_print_fmt::h4b577ea24f321ffb [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x5571a4d4cfa4 - ::fmt::ha28161264835f4f4 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x5571a4d6d1ec - core::fmt::write::h4b048b90b965d771 [INFO] [stderr] at src/libcore/fmt/mod.rs:1030 [INFO] [stderr] 5: 0x5571a4d49c27 - std::io::Write::write_fmt::h3a6d100d8a1e388f [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x5571a4d4f465 - std::sys_common::backtrace::_print::ha2961e5db1a6da43 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x5571a4d4f465 - std::sys_common::backtrace::print::h3a868732f7f89b17 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x5571a4d4f465 - std::panicking::default_hook::{{closure}}::hb25db4ba1ba588ba [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 9: 0x5571a4d4f156 - std::panicking::default_hook::hf1df3f45e1769771 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 10: 0x5571a4d4fb05 - std::panicking::rust_panic_with_hook::ha0342d3096b3c9ed [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 11: 0x5571a4d4f6a2 - std::panicking::continue_panic_fmt::hb2f88a6099baa66b [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 12: 0x5571a4d4f596 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 13: 0x5571a4d6a6ca - core::panicking::panic_fmt::ha4a113bebd34439f [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 14: 0x5571a4d6a7c7 - core::result::unwrap_failed::hefab55c2e35154b2 [INFO] [stderr] at src/libcore/result.rs:1165 [INFO] [stderr] 15: 0x5571a467ffc8 - core::result::Result::expect::hac84c5a1d79ab950 [INFO] [stderr] at /rustc/c9edc02e8320a9e5799d185910ece7d491f524e6/src/libcore/result.rs:960 [INFO] [stderr] 16: 0x5571a467fa19 - build_script_build::main::h0ad835a246fb825c [INFO] [stderr] at /opt/rustwide/workdir/build.rs:74 [INFO] [stderr] 17: 0x5571a4681f30 - std::rt::lang_start::{{closure}}::h521a6159544de5c3 [INFO] [stderr] at /rustc/c9edc02e8320a9e5799d185910ece7d491f524e6/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x5571a4d4f533 - std::rt::lang_start_internal::{{closure}}::he2a0afb5b578106e [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 19: 0x5571a4d4f533 - std::panicking::try::do_call::h30da202735d45c24 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 20: 0x5571a4d5614a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 21: 0x5571a4d4fffd - std::panicking::try::h974d473864a5ddd4 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 22: 0x5571a4d4fffd - std::panic::catch_unwind::h3bd08da23b55a60b [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x5571a4d4fffd - std::rt::lang_start_internal::hf97f79993a3eaf6a [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 24: 0x5571a4681f09 - std::rt::lang_start::h5d35bc2dda72919f [INFO] [stderr] at /rustc/c9edc02e8320a9e5799d185910ece7d491f524e6/src/libstd/rt.rs:64 [INFO] [stderr] 25: 0x5571a467fdfa - main [INFO] [stderr] 26: 0x7f83fa4ea2e1 - __libc_start_main [INFO] [stderr] 27: 0x5571a467e6ba - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "2735552578d699e89053b30db3204666483f549003f5dbafc319328fa5387215"` [INFO] running `"docker" "rm" "-f" "2735552578d699e89053b30db3204666483f549003f5dbafc319328fa5387215"` [INFO] [stdout] 2735552578d699e89053b30db3204666483f549003f5dbafc319328fa5387215