[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-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/rust-lang-nursery/polonius"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/rust-lang-nursery/polonius'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/rust-lang-nursery/polonius" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/rust-lang-nursery/polonius"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/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#0f88167f89fffe321590c5148f21b7d51d44388d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of rust-lang-nursery/polonius on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-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-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/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-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/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/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/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/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded polonius-engine v0.6.2 [INFO] [stderr] Downloaded polonius-parser v0.2.0 [INFO] [stderr] Downloaded datafrog v2.0.1 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking rust-lang-nursery/polonius against master#0f88167f89fffe321590c5148f21b7d51d44388d for pr-58948 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-0/master#0f88167f89fffe321590c5148f21b7d51d44388d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/rust-lang-nursery/polonius:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 101f1dfe9912b483bc65106a6256ae97f14e2e30638d420a1649b9870f6ba389 [INFO] running `"docker" "start" "-a" "101f1dfe9912b483bc65106a6256ae97f14e2e30638d420a1649b9870f6ba389"` [INFO] [stderr] Compiling either v1.5.1 [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] Checking datafrog v2.0.1 [INFO] [stderr] Checking diff v0.1.11 [INFO] [stderr] Checking rustc-hash v1.0.1 [INFO] [stderr] Compiling atty v0.1.2 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling docopt v0.8.3 [INFO] [stderr] Compiling bit-set v0.4.0 [INFO] [stderr] Checking assert_cli v0.6.3 [INFO] [stderr] Checking polonius-engine v0.6.2 [INFO] [stderr] Compiling string_cache v0.7.3 [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] process didn't exit successfully: `/opt/crater/target/debug/build/polonius-parser-e755c96b35be02c9/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:997:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5570918a7ae3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h3ea4e797e65a328d [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x5570918a3b2b - std::sys_common::backtrace::_print::hf58574b7d5a741ab [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x5570918a6906 - std::panicking::default_hook::{{closure}}::hed8b316a41353ca9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x5570918a6699 - std::panicking::default_hook::h8f4ba314e61c5eff [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x5570918a6faf - std::panicking::rust_panic_with_hook::hde5d2bfa491b5add [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x5570918a6b31 - std::panicking::continue_panic_fmt::h928c357471014704 [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x5570918a6a15 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x5570918bca0c - core::panicking::panic_fmt::h5ab350f3b9a2b236 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x557090e41b04 - core::result::unwrap_failed::h86fe2f0e466ea049 [INFO] [stderr] at /rustc/0f88167f89fffe321590c5148f21b7d51d44388d/src/libcore/macros.rs:16 [INFO] [stderr] 9: 0x557090e41baf - core::result::Result::unwrap::h52b859f68f9bb672 [INFO] [stderr] at /rustc/0f88167f89fffe321590c5148f21b7d51d44388d/src/libcore/result.rs:798 [INFO] [stderr] 10: 0x557090e41782 - build_script_build::main::h04669a11e1428f4b [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/polonius-parser-0.2.0/build.rs:4 [INFO] [stderr] 11: 0x557090e41c8f - std::rt::lang_start::{{closure}}::h6152909653dd79b4 [INFO] [stderr] at /rustc/0f88167f89fffe321590c5148f21b7d51d44388d/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x5570918a69b2 - std::panicking::try::do_call::h4d0b8ab9a9a539b3 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 13: 0x5570918aa2f9 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:87 [INFO] [stderr] 14: 0x5570918a74bc - std::rt::lang_start_internal::ha0d6f6b40879f3c3 [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: 0x557090e41c68 - std::rt::lang_start::h9c3495d905e7f6ae [INFO] [stderr] at /rustc/0f88167f89fffe321590c5148f21b7d51d44388d/src/libstd/rt.rs:64 [INFO] [stderr] 16: 0x557090e417b9 - main [INFO] [stderr] 17: 0x7fc6702052e0 - __libc_start_main [INFO] [stderr] 18: 0x557090e41569 - _start [INFO] [stderr] 19: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "101f1dfe9912b483bc65106a6256ae97f14e2e30638d420a1649b9870f6ba389"` [INFO] running `"docker" "rm" "-f" "101f1dfe9912b483bc65106a6256ae97f14e2e30638d420a1649b9870f6ba389"` [INFO] [stdout] 101f1dfe9912b483bc65106a6256ae97f14e2e30638d420a1649b9870f6ba389