[INFO] updating cached repository rust-lang-nursery/polonius [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/rust-lang-nursery/polonius [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/rust-lang-nursery/polonius" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/rust-lang-nursery/polonius"` [INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/rust-lang-nursery/polonius'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/rust-lang-nursery/polonius" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/rust-lang-nursery/polonius"` [INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/rust-lang-nursery/polonius'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ecafafba28e4903b9fe7a7df19b87d97541c3c62 [INFO] sha for GitHub repo rust-lang-nursery/polonius: ecafafba28e4903b9fe7a7df19b87d97541c3c62 [INFO] validating manifest of rust-lang-nursery/polonius on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of rust-lang-nursery/polonius on toolchain try#f45cc3094ee337acd688771b9234318046b0572d [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing rust-lang-nursery/polonius [INFO] removed workspace from rust-lang-nursery/polonius [INFO] removed path dependency polonius-engine from rust-lang-nursery/polonius [INFO] removed path dependency polonius-parser from rust-lang-nursery/polonius [INFO] finished frobbing rust-lang-nursery/polonius [INFO] frobbed toml for rust-lang-nursery/polonius written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/rust-lang-nursery/polonius/Cargo.toml [INFO] started frobbing rust-lang-nursery/polonius [INFO] removed workspace from rust-lang-nursery/polonius [INFO] removed path dependency polonius-engine from rust-lang-nursery/polonius [INFO] removed path dependency polonius-parser from rust-lang-nursery/polonius [INFO] finished frobbing rust-lang-nursery/polonius [INFO] frobbed toml for rust-lang-nursery/polonius written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/rust-lang-nursery/polonius/Cargo.toml [INFO] crate rust-lang-nursery/polonius already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/rust-lang-nursery/polonius/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking rust-lang-nursery/polonius against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-4/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/rust-lang-nursery/polonius:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 25b73fb97cb2ac8e04e8aa0aeabee5929b25c7d25f909bd789dc6f4ed2882a9e [INFO] running `"docker" "start" "-a" "25b73fb97cb2ac8e04e8aa0aeabee5929b25c7d25f909bd789dc6f4ed2882a9e"` [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling bit-vec v0.4.4 [INFO] [stderr] Compiling ena v0.5.0 [INFO] [stderr] Compiling lalrpop-util v0.15.2 [INFO] [stderr] Compiling byte-tools v0.2.0 [INFO] [stderr] Compiling arrayref v0.3.5 [INFO] [stderr] Checking datafrog v2.0.1 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling generic-array v0.9.0 [INFO] [stderr] Compiling atty v0.1.2 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling docopt v0.8.3 [INFO] [stderr] Checking assert_cli v0.6.3 [INFO] [stderr] Compiling block-buffer v0.3.3 [INFO] [stderr] Compiling digest v0.7.6 [INFO] [stderr] Compiling bit-set v0.4.0 [INFO] [stderr] Compiling sha2 v0.7.1 [INFO] [stderr] Checking polonius-engine v0.6.2 [INFO] [stderr] Compiling lalrpop-snap v0.15.2 [INFO] [stderr] Compiling lalrpop v0.15.2 [INFO] [stderr] Compiling polonius-parser v0.2.0 [INFO] [stderr] error: failed to run custom build command for `polonius-parser v0.2.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/polonius-parser-e6da7b62b4b83581/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/polonius-parser-0.2.0/src/parser.lalrpop` [INFO] [stderr] [INFO] [stderr] --- stderr [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:999:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55a620295053 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hb8de48fc76930a93 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x55a620290d2b - std::sys_common::backtrace::_print::ha2266954ddac1c55 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x55a620293e76 - std::panicking::default_hook::{{closure}}::h975448ea6b286e60 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x55a620293c09 - std::panicking::default_hook::h45c767eadadf14be [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x55a62029451f - std::panicking::rust_panic_with_hook::h1d02df52de2c5a52 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x55a6202940a1 - std::panicking::continue_panic_fmt::h12ba60f6c9ca47f0 [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x55a620293f85 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x55a6202a9b6c - core::panicking::panic_fmt::hfe57be6d87e2bf6c [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x55a61f7c93e4 - core::result::unwrap_failed::hee932920ce81b196 [INFO] [stderr] at /rustc/39401465da4ce27aeeb2c2a26133ac35c63aa515/src/libcore/macros.rs:18 [INFO] [stderr] 9: 0x55a61f7c948f - core::result::Result::unwrap::h0ea3352404fb1162 [INFO] [stderr] at /rustc/39401465da4ce27aeeb2c2a26133ac35c63aa515/src/libcore/result.rs:800 [INFO] [stderr] 10: 0x55a61f7c9262 - build_script_build::main::h206ce8493d8074e2 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/polonius-parser-0.2.0/build.rs:4 [INFO] [stderr] 11: 0x55a61f7c976f - std::rt::lang_start::{{closure}}::h28fb7a5bcbe9f03e [INFO] [stderr] at /rustc/39401465da4ce27aeeb2c2a26133ac35c63aa515/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x55a620293f22 - std::panicking::try::do_call::h05c7913fdf970160 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 13: 0x55a6202973e9 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 14: 0x55a620294a2c - std::rt::lang_start_internal::h0dec2254ff9ebbe4 [INFO] [stderr] at src/libstd/panicking.rs:272 [INFO] [stderr] at src/libstd/panic.rs:388 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 15: 0x55a61f7c9748 - std::rt::lang_start::h47604a2fd1d881f1 [INFO] [stderr] at /rustc/39401465da4ce27aeeb2c2a26133ac35c63aa515/src/libstd/rt.rs:64 [INFO] [stderr] 16: 0x55a61f7c9299 - main [INFO] [stderr] 17: 0x7fa0e56bd2e0 - __libc_start_main [INFO] [stderr] 18: 0x55a61f7c9049 - _start [INFO] [stderr] 19: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "25b73fb97cb2ac8e04e8aa0aeabee5929b25c7d25f909bd789dc6f4ed2882a9e"` [INFO] running `"docker" "rm" "-f" "25b73fb97cb2ac8e04e8aa0aeabee5929b25c7d25f909bd789dc6f4ed2882a9e"` [INFO] [stdout] 25b73fb97cb2ac8e04e8aa0aeabee5929b25c7d25f909bd789dc6f4ed2882a9e