Dec 05 09:10:56.419 INFO testing rust-lang-nursery/polonius against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514 Dec 05 09:10:56.419 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 05 09:10:56.864 INFO [stdout] 7f8bcc097b9dbabdf3fc4451ec2d416a5011b166dfb44c000d66bd0c63e350e0 Dec 05 09:10:56.876 INFO running `"docker" "start" "-a" "7f8bcc097b9dbabdf3fc4451ec2d416a5011b166dfb44c000d66bd0c63e350e0"` Dec 05 09:10:58.016 INFO [stderr] usermod: no changes Dec 05 09:10:58.308 INFO [stderr] Compiling fixedbitset v0.1.9 Dec 05 09:10:58.308 INFO [stderr] Compiling ordermap v0.3.5 Dec 05 09:10:58.320 INFO [stderr] Compiling lalrpop-util v0.15.2 Dec 05 09:10:58.320 INFO [stderr] Compiling ena v0.5.0 Dec 05 09:10:58.320 INFO [stderr] Compiling datafrog v0.1.0 Dec 05 09:10:58.320 INFO [stderr] Compiling ascii-canvas v1.0.0 Dec 05 09:10:58.328 INFO [stderr] Compiling rustc-hash v1.0.1 Dec 05 09:10:58.328 INFO [stderr] Compiling phf_generator v0.7.23 Dec 05 09:11:00.269 INFO [stderr] Compiling streaming-stats v0.1.29 Dec 05 09:11:01.054 INFO [stderr] Compiling atty v0.1.2 Dec 05 09:11:01.227 INFO [stderr] Compiling syn v0.15.4 Dec 05 09:11:02.492 INFO [stderr] Compiling syn v0.14.9 Dec 05 09:11:02.548 INFO [stderr] Compiling digest v0.7.5 Dec 05 09:11:02.552 INFO [stderr] Compiling backtrace v0.3.9 Dec 05 09:11:04.852 INFO [stderr] Compiling string_cache_codegen v0.4.1 Dec 05 09:11:05.060 INFO [stderr] Compiling regex v1.0.5 Dec 05 09:11:05.332 INFO [stderr] Compiling polonius-engine v0.6.0 (/source/polonius-engine) Dec 05 09:11:05.364 INFO [stderr] Compiling histo v0.1.0 Dec 05 09:11:05.444 INFO [stderr] Compiling sha2 v0.7.1 Dec 05 09:11:13.214 INFO [stderr] Compiling petgraph v0.4.13 Dec 05 09:11:13.764 INFO [stderr] Compiling string_cache v0.7.3 Dec 05 09:11:37.132 INFO [stderr] Compiling lalrpop-snap v0.15.2 Dec 05 09:11:38.604 INFO [stderr] Compiling serde_derive v1.0.79 Dec 05 09:11:40.153 INFO [stderr] Compiling env_logger v0.5.13 Dec 05 09:11:48.930 INFO [stderr] Compiling synstructure v0.9.0 Dec 05 09:11:48.930 INFO [stderr] Compiling structopt-derive v0.2.10 Dec 05 09:11:59.800 INFO [stderr] Compiling failure_derive v0.1.2 Dec 05 09:12:01.553 INFO [stderr] Compiling structopt v0.2.10 Dec 05 09:12:05.940 INFO [stderr] Compiling failure v0.1.2 Dec 05 09:12:18.530 INFO [stderr] Compiling docopt v0.8.3 Dec 05 09:13:27.889 INFO [stderr] Compiling lalrpop v0.15.2 Dec 05 09:14:43.570 INFO [stderr] Compiling polonius-parser v0.2.0 (/source/polonius-parser) Dec 05 09:14:48.302 INFO [stderr] error: failed to run custom build command for `polonius-parser v0.2.0 (/source/polonius-parser)` Dec 05 09:14:48.302 INFO [stderr] process didn't exit successfully: `/target/debug/build/polonius-parser-87a0bc9ce104434c/build-script-build` (exit code: 101) Dec 05 09:14:48.302 INFO [stderr] --- stdout Dec 05 09:14:48.302 INFO [stderr] processing file `/source/polonius-parser/src/parser.lalrpop` Dec 05 09:14:48.302 INFO [stderr] Dec 05 09:14:48.302 INFO [stderr] --- stderr Dec 05 09:14:48.302 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 05 09:14:48.302 INFO [stderr] stack backtrace: Dec 05 09:14:48.302 INFO [stderr] 0: 0x562eca5d71e3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h3c2ada0a2db8c5e7 Dec 05 09:14:48.302 INFO [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Dec 05 09:14:48.302 INFO [stderr] 1: 0x562eca5d1b38 - std::sys_common::backtrace::_print::h95865c77318e98b7 Dec 05 09:14:48.302 INFO [stderr] at src/libstd/sys_common/backtrace.rs:71 Dec 05 09:14:48.302 INFO [stderr] 2: 0x562eca5d62e2 - std::panicking::default_hook::{{closure}}::hb3d1f299fcea42e5 Dec 05 09:14:48.302 INFO [stderr] at src/libstd/sys_common/backtrace.rs:59 Dec 05 09:14:48.302 INFO [stderr] at src/libstd/panicking.rs:211 Dec 05 09:14:48.302 INFO [stderr] 3: 0x562eca5d604d - std::panicking::default_hook::h4eae6f26f73244c8 Dec 05 09:14:48.302 INFO [stderr] at src/libstd/panicking.rs:227 Dec 05 09:14:48.302 INFO [stderr] 4: 0x562eca5d6990 - std::panicking::rust_panic_with_hook::h368d37fd53b59464 Dec 05 09:14:48.302 INFO [stderr] at src/libstd/panicking.rs:491 Dec 05 09:14:48.302 INFO [stderr] 5: 0x562eca5d6511 - std::panicking::continue_panic_fmt::h1599d634b3be4304 Dec 05 09:14:48.302 INFO [stderr] at src/libstd/panicking.rs:398 Dec 05 09:14:48.302 INFO [stderr] 6: 0x562eca5d63f5 - rust_begin_unwind Dec 05 09:14:48.302 INFO [stderr] at src/libstd/panicking.rs:325 Dec 05 09:14:48.302 INFO [stderr] 7: 0x562eca5ea07c - core::panicking::panic_fmt::hdc202e6077c95723 Dec 05 09:14:48.302 INFO [stderr] at src/libcore/panicking.rs:95 Dec 05 09:14:48.302 INFO [stderr] 8: 0x562ec9bba355 - core::result::unwrap_failed::h0750620490aa8d9c Dec 05 09:14:48.302 INFO [stderr] at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libcore/macros.rs:26 Dec 05 09:14:48.302 INFO [stderr] 9: 0x562ec9bba1bf - >::unwrap::ha55d166c2d961ee6 Dec 05 09:14:48.302 INFO [stderr] at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libcore/result.rs:808 Dec 05 09:14:48.302 INFO [stderr] 10: 0x562ec9bba6c2 - build_script_build::main::h664feb5cd2f063af Dec 05 09:14:48.302 INFO [stderr] at polonius-parser/build.rs:4 Dec 05 09:14:48.302 INFO [stderr] 11: 0x562ec9bba67f - std::rt::lang_start::{{closure}}::h2a6d311c0df7d561 Dec 05 09:14:48.302 INFO [stderr] at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/rt.rs:74 Dec 05 09:14:48.302 INFO [stderr] 12: 0x562eca5d6392 - std::panicking::try::do_call::he36b7484b8577fb8 Dec 05 09:14:48.302 INFO [stderr] at src/libstd/rt.rs:59 Dec 05 09:14:48.302 INFO [stderr] at src/libstd/panicking.rs:310 Dec 05 09:14:48.302 INFO [stderr] 13: 0x562eca5e5069 - __rust_maybe_catch_panic Dec 05 09:14:48.303 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 05 09:14:48.303 INFO [stderr] 14: 0x562eca5d6d63 - std::rt::lang_start_internal::h0d3f2f2668e3bb6a Dec 05 09:14:48.303 INFO [stderr] at src/libstd/panicking.rs:289 Dec 05 09:14:48.303 INFO [stderr] at src/libstd/panic.rs:398 Dec 05 09:14:48.303 INFO [stderr] at src/libstd/rt.rs:58 Dec 05 09:14:48.303 INFO [stderr] 15: 0x562ec9bba658 - std::rt::lang_start::haa22e1d2f437150d Dec 05 09:14:48.303 INFO [stderr] at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/rt.rs:74 Dec 05 09:14:48.303 INFO [stderr] 16: 0x562ec9bba6f9 - main Dec 05 09:14:48.303 INFO [stderr] 17: 0x7fe16b5ae82f - __libc_start_main Dec 05 09:14:48.303 INFO [stderr] 18: 0x562ec9bb9ec8 - _start Dec 05 09:14:48.303 INFO [stderr] 19: 0x0 - Dec 05 09:14:48.303 INFO [stderr] Dec 05 09:14:48.306 INFO [stderr] su: No module specific data is present Dec 05 09:14:50.898 INFO running `"docker" "inspect" "7f8bcc097b9dbabdf3fc4451ec2d416a5011b166dfb44c000d66bd0c63e350e0"` Dec 05 09:14:51.236 INFO running `"docker" "rm" "-f" "7f8bcc097b9dbabdf3fc4451ec2d416a5011b166dfb44c000d66bd0c63e350e0"` Dec 05 09:14:51.556 INFO [stdout] 7f8bcc097b9dbabdf3fc4451ec2d416a5011b166dfb44c000d66bd0c63e350e0