Dec 06 13:56:54.540 INFO testing FredericDesgreniers/my_web_server against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514 Dec 06 13:56:54.540 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Dec 06 13:56:54.784 INFO [stdout] e70df9cda3ba7f4209dc0c76f21d53b4322f0c67e85e1ee50af8e3457f180737 Dec 06 13:56:54.786 INFO running `"docker" "start" "-a" "e70df9cda3ba7f4209dc0c76f21d53b4322f0c67e85e1ee50af8e3457f180737"` Dec 06 13:56:55.312 INFO [stderr] usermod: no changes Dec 06 13:56:55.499 INFO [stderr] Compiling minify v1.1.1 Dec 06 13:56:55.499 INFO [stderr] Compiling router v0.1.0 (/source/router) Dec 06 13:56:55.504 INFO [stderr] Compiling crossbeam v0.4.1 Dec 06 13:56:56.161 INFO [stderr] Compiling http v0.1.0 (/source/http) Dec 06 13:56:57.087 INFO [stderr] Compiling milton v0.1.0 (/source) Dec 06 13:56:57.103 INFO [stderr] Compiling pool v0.1.0 (/source/pool) Dec 06 13:56:57.824 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 06 13:56:57.824 INFO [stderr] --> pre_build.rs:13:5 Dec 06 13:56:57.824 INFO [stderr] | Dec 06 13:56:57.824 INFO [stderr] 13 | remove_dir_all("./static_out"); Dec 06 13:56:57.824 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:56:57.824 INFO [stderr] | Dec 06 13:56:57.824 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 06 13:56:57.824 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 06 13:56:57.824 INFO [stderr] Dec 06 13:56:57.824 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 06 13:56:57.824 INFO [stderr] --> pre_build.rs:14:5 Dec 06 13:56:57.824 INFO [stderr] | Dec 06 13:56:57.824 INFO [stderr] 14 | create_dir_all("./static_out"); Dec 06 13:56:57.824 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:56:57.824 INFO [stderr] | Dec 06 13:56:57.824 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 06 13:56:57.824 INFO [stderr] Dec 06 13:56:58.424 INFO [stderr] error: failed to run custom build command for `milton v0.1.0 (/source)` Dec 06 13:56:58.424 INFO [stderr] process didn't exit successfully: `/target/debug/build/milton-512fd20bff5c1ebd/build-script-pre_build` (exit code: 101) Dec 06 13:56:58.424 INFO [stderr] --- stderr Dec 06 13:56:58.424 INFO [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:1009:5 Dec 06 13:56:58.424 INFO [stderr] stack backtrace: Dec 06 13:56:58.424 INFO [stderr] 0: 0x5563bc7cdee3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h3c2ada0a2db8c5e7 Dec 06 13:56:58.424 INFO [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Dec 06 13:56:58.424 INFO [stderr] 1: 0x5563bc7c88a8 - std::sys_common::backtrace::_print::h95865c77318e98b7 Dec 06 13:56:58.424 INFO [stderr] at src/libstd/sys_common/backtrace.rs:71 Dec 06 13:56:58.424 INFO [stderr] 2: 0x5563bc7ccfd2 - std::panicking::default_hook::{{closure}}::hb3d1f299fcea42e5 Dec 06 13:56:58.424 INFO [stderr] at src/libstd/sys_common/backtrace.rs:59 Dec 06 13:56:58.424 INFO [stderr] at src/libstd/panicking.rs:211 Dec 06 13:56:58.424 INFO [stderr] 3: 0x5563bc7ccd3d - std::panicking::default_hook::h4eae6f26f73244c8 Dec 06 13:56:58.424 INFO [stderr] at src/libstd/panicking.rs:227 Dec 06 13:56:58.424 INFO [stderr] 4: 0x5563bc7cd690 - std::panicking::rust_panic_with_hook::h368d37fd53b59464 Dec 06 13:56:58.424 INFO [stderr] at src/libstd/panicking.rs:491 Dec 06 13:56:58.424 INFO [stderr] 5: 0x5563bc7cd211 - std::panicking::continue_panic_fmt::h1599d634b3be4304 Dec 06 13:56:58.424 INFO [stderr] at src/libstd/panicking.rs:398 Dec 06 13:56:58.424 INFO [stderr] 6: 0x5563bc7cd0f5 - rust_begin_unwind Dec 06 13:56:58.424 INFO [stderr] at src/libstd/panicking.rs:325 Dec 06 13:56:58.424 INFO [stderr] 7: 0x5563bc7dca0c - core::panicking::panic_fmt::hdc202e6077c95723 Dec 06 13:56:58.424 INFO [stderr] at src/libcore/panicking.rs:95 Dec 06 13:56:58.424 INFO [stderr] 8: 0x5563bc78a4f0 - core::result::unwrap_failed::h2d6dd20f9ce33ad0 Dec 06 13:56:58.424 INFO [stderr] at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libcore/macros.rs:26 Dec 06 13:56:58.424 INFO [stderr] 9: 0x5563bc76797a - >::unwrap::h77d112b9e7e7be1d Dec 06 13:56:58.425 INFO [stderr] at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libcore/result.rs:808 Dec 06 13:56:58.425 INFO [stderr] 10: 0x5563bc763c8a - build_script_pre_build::main::h15eb843c49cbb34f Dec 06 13:56:58.425 INFO [stderr] at /source/pre_build.rs:50 Dec 06 13:56:58.425 INFO [stderr] 11: 0x5563bc764b3f - std::rt::lang_start::{{closure}}::h390dbf5fd9b3b2a9 Dec 06 13:56:58.425 INFO [stderr] at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/rt.rs:74 Dec 06 13:56:58.425 INFO [stderr] 12: 0x5563bc7cd0e2 - std::panicking::try::do_call::he36b7484b8577fb8 Dec 06 13:56:58.425 INFO [stderr] at src/libstd/rt.rs:59 Dec 06 13:56:58.425 INFO [stderr] at src/libstd/panicking.rs:310 Dec 06 13:56:58.425 INFO [stderr] 13: 0x5563bc7db969 - __rust_maybe_catch_panic Dec 06 13:56:58.425 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 06 13:56:58.425 INFO [stderr] 14: 0x5563bc7cda63 - std::rt::lang_start_internal::h0d3f2f2668e3bb6a Dec 06 13:56:58.425 INFO [stderr] at src/libstd/panicking.rs:289 Dec 06 13:56:58.425 INFO [stderr] at src/libstd/panic.rs:398 Dec 06 13:56:58.425 INFO [stderr] at src/libstd/rt.rs:58 Dec 06 13:56:58.425 INFO [stderr] 15: 0x5563bc764b18 - std::rt::lang_start::he976a17787f72b79 Dec 06 13:56:58.425 INFO [stderr] at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/rt.rs:74 Dec 06 13:56:58.425 INFO [stderr] 16: 0x5563bc7642e9 - main Dec 06 13:56:58.425 INFO [stderr] 17: 0x7f038839882f - __libc_start_main Dec 06 13:56:58.425 INFO [stderr] 18: 0x5563bc762d28 - _start Dec 06 13:56:58.425 INFO [stderr] 19: 0x0 - Dec 06 13:56:58.425 INFO [stderr] Dec 06 13:56:58.425 INFO [stderr] warning: build failed, waiting for other jobs to finish... Dec 06 13:56:59.184 INFO [stderr] error: build failed Dec 06 13:56:59.184 INFO [stderr] su: No module specific data is present Dec 06 13:56:59.700 INFO running `"docker" "inspect" "e70df9cda3ba7f4209dc0c76f21d53b4322f0c67e85e1ee50af8e3457f180737"` Dec 06 13:56:59.892 INFO running `"docker" "rm" "-f" "e70df9cda3ba7f4209dc0c76f21d53b4322f0c67e85e1ee50af8e3457f180737"` Dec 06 13:57:00.152 INFO [stdout] e70df9cda3ba7f4209dc0c76f21d53b4322f0c67e85e1ee50af8e3457f180737