[INFO] crate ufind 0.3.1 is already in cache [INFO] testing ufind-0.3.1 against 1.38.0 for beta-1.39-1 [INFO] extracting crate ufind 0.3.1 into work/builds/worker-5/source [INFO] validating manifest of crates.io crate ufind 0.3.1 on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate ufind 0.3.1 [INFO] finished tweaking crates.io crate ufind 0.3.1 [INFO] tweaked toml for crates.io crate ufind 0.3.1 written to work/builds/worker-5/source/Cargo.toml [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/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=warn" "-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" "+1.38.0" "build" "--frozen"` [INFO] [stdout] 04dd25054ba0a0b3aafb486cde552920761b523cd2b0d6dbc7e8098121691854 [INFO] running `"docker" "start" "-a" "04dd25054ba0a0b3aafb486cde552920761b523cd2b0d6dbc7e8098121691854"` [INFO] [stderr] Compiling ufind v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `ufind v0.3.1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/ufind-32d8205863a8f09e/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'couldn't create completion file: other os error', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.0/src/app/parser.rs:131:25 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55ed312531cb - backtrace::backtrace::libunwind::trace::h89fcc71e59e3bc5b [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55ed312531cb - backtrace::backtrace::trace_unsynchronized::h0bad9be1379e729a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55ed312531cb - std::sys_common::backtrace::_print::hd3382a1f33c473da [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55ed312531cb - std::sys_common::backtrace::print::h0ec6f03cfb8e76a6 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55ed312531cb - std::panicking::default_hook::{{closure}}::h96cbf7b454e3f557 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55ed31252ea6 - std::panicking::default_hook::h95a8f00337383d83 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55ed3125388d - std::panicking::rust_panic_with_hook::h92f98b46e22f14ed [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55ed31253412 - std::panicking::continue_panic_fmt::h25abfbb4e5b7043a [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55ed3125335f - std::panicking::begin_panic_fmt::hc33ce01c7f7cd52d [INFO] [stderr] at src/libstd/panicking.rs:339 [INFO] [stderr] 9: 0x55ed311f6665 - clap::app::parser::Parser::gen_completions::h47449080a0847602 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.0/src/app/parser.rs:131 [INFO] [stderr] 10: 0x55ed311b78d7 - clap::app::App::gen_completions::h66183ed2dfaaaf14 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.0/src/app/mod.rs:1391 [INFO] [stderr] 11: 0x55ed311b9aeb - build_script_build::main::h64acd7b94582e30d [INFO] [stderr] at /opt/rustwide/workdir/build.rs:15 [INFO] [stderr] 12: 0x55ed311b87e0 - std::rt::lang_start::{{closure}}::hd9dd1dbb4fb02cf8 [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/rt.rs:64 [INFO] [stderr] 13: 0x55ed312532e3 - std::rt::lang_start_internal::{{closure}}::h4e93c1949c7a1955 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 14: 0x55ed312532e3 - std::panicking::try::do_call::h9440ccd4dc467eaa [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 15: 0x55ed3125542a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 16: 0x55ed31253d9d - std::panicking::try::hc046e7ee42ee744f [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 17: 0x55ed31253d9d - std::panic::catch_unwind::h27dfc457c200aee0 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 18: 0x55ed31253d9d - std::rt::lang_start_internal::hea1b49a567afe309 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 19: 0x55ed311b87b9 - std::rt::lang_start::h769fddfbf8c7aafe [INFO] [stderr] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/rt.rs:64 [INFO] [stderr] 20: 0x55ed311b9bda - main [INFO] [stderr] 21: 0x7faf607bbb97 - __libc_start_main [INFO] [stderr] 22: 0x55ed311b6f8a - _start [INFO] [stderr] 23: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "04dd25054ba0a0b3aafb486cde552920761b523cd2b0d6dbc7e8098121691854"` [INFO] running `"docker" "rm" "-f" "04dd25054ba0a0b3aafb486cde552920761b523cd2b0d6dbc7e8098121691854"` [INFO] [stdout] 04dd25054ba0a0b3aafb486cde552920761b523cd2b0d6dbc7e8098121691854