[INFO] updating cached repository https://github.com/T0mstone/tlib [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3af00e1f4ff8a25f13bbabead988a14eb17c2a59 [INFO] checking T0mstone/tlib against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FT0mstone%2Ftlib" "work/builds/worker-2/source"` [INFO] [stderr] Cloning into 'work/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/T0mstone/tlib on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/T0mstone/tlib [INFO] finished tweaking git repo https://github.com/T0mstone/tlib [INFO] tweaked toml for git repo https://github.com/T0mstone/tlib written to work/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/T0mstone/tlib already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 7b427031ea4698967310f145fd4eafb41c7e0e8c5b0c08ce146b81a40c996c1d [INFO] running `"docker" "start" "-a" "7b427031ea4698967310f145fd4eafb41c7e0e8c5b0c08ce146b81a40c996c1d"` [INFO] [stderr] Compiling tlib v0.6.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> build.rs:24:29 [INFO] [stderr] | [INFO] [stderr] 24 | fn join>(mut self, delim: U) -> T [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] error: failed to run custom build command for `tlib v0.6.1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/tlib-c64b8720674ecacd/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Failed to create file: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:1165:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5651c966bb64 - backtrace::backtrace::libunwind::trace::h780d9312b947e32f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x5651c966bb64 - backtrace::backtrace::trace_unsynchronized::h50fdb9faa9a37c56 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5651c966bb64 - std::sys_common::backtrace::_print_fmt::h5fd3d374bdc4a419 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x5651c966bb64 - ::fmt::hea77cdef8cfcc21d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x5651c96850fc - core::fmt::write::h4af900d733d7a583 [INFO] [stderr] at src/libcore/fmt/mod.rs:1030 [INFO] [stderr] 5: 0x5651c966a387 - std::io::Write::write_fmt::h7ad411185b661d1b [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x5651c966dee5 - std::sys_common::backtrace::_print::h7743f537860b7fc2 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x5651c966dee5 - std::sys_common::backtrace::print::h539b95bb1c3082e1 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x5651c966dee5 - std::panicking::default_hook::{{closure}}::hc6479c8b41ede440 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 9: 0x5651c966dbd6 - std::panicking::default_hook::hd581ebc9f02a25e1 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 10: 0x5651c966e535 - std::panicking::rust_panic_with_hook::h3ef8c012e2c61ebc [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 11: 0x5651c966e0d2 - std::panicking::continue_panic_fmt::he01939da6a6344bb [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 12: 0x5651c966dfc6 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 13: 0x5651c9682aca - core::panicking::panic_fmt::h1903c7d3685c01f5 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 14: 0x5651c9682bc7 - core::result::unwrap_failed::h4bf711114442af64 [INFO] [stderr] at src/libcore/result.rs:1165 [INFO] [stderr] 15: 0x5651c9664999 - core::result::Result::expect::heac7b86a2d1e9a2d [INFO] [stderr] at /rustc/e689e5eaefe96e6dc3ed5bb629c521b7d207aff7/src/libcore/result.rs:960 [INFO] [stderr] 16: 0x5651c966713e - build_script_build::write_file::hd2ea9c8d15767271 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:167 [INFO] [stderr] 17: 0x5651c9667275 - build_script_build::make_file::h4cb24649e370d12f [INFO] [stderr] at /opt/rustwide/workdir/build.rs:173 [INFO] [stderr] 18: 0x5651c9667300 - build_script_build::main::hf0b81e58b76defed [INFO] [stderr] at /opt/rustwide/workdir/build.rs:177 [INFO] [stderr] 19: 0x5651c9660780 - std::rt::lang_start::{{closure}}::h29c71e8b4ec27423 [INFO] [stderr] at /rustc/e689e5eaefe96e6dc3ed5bb629c521b7d207aff7/src/libstd/rt.rs:64 [INFO] [stderr] 20: 0x5651c966dfb3 - std::rt::lang_start_internal::{{closure}}::h89bcd519c19d1c00 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 21: 0x5651c966dfb3 - std::panicking::try::do_call::h9c0ecf24353b2f6f [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 22: 0x5651c966fe8a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 23: 0x5651c966ea2d - std::panicking::try::h2cce617c236f51a9 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 24: 0x5651c966ea2d - std::panic::catch_unwind::heee61165154957e1 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 25: 0x5651c966ea2d - std::rt::lang_start_internal::h84ae79bb2f097b77 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 26: 0x5651c9660759 - std::rt::lang_start::h2e6d025f39bb93ae [INFO] [stderr] at /rustc/e689e5eaefe96e6dc3ed5bb629c521b7d207aff7/src/libstd/rt.rs:64 [INFO] [stderr] 27: 0x5651c966736a - main [INFO] [stderr] 28: 0x7ff8fad1f2e1 - __libc_start_main [INFO] [stderr] 29: 0x5651c965150a - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "7b427031ea4698967310f145fd4eafb41c7e0e8c5b0c08ce146b81a40c996c1d"` [INFO] running `"docker" "rm" "-f" "7b427031ea4698967310f145fd4eafb41c7e0e8c5b0c08ce146b81a40c996c1d"` [INFO] [stdout] 7b427031ea4698967310f145fd4eafb41c7e0e8c5b0c08ce146b81a40c996c1d