[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-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/rust-lang-nursery/polonius"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/rust-lang-nursery/polonius'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/rust-lang-nursery/polonius" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/rust-lang-nursery/polonius"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/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#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of rust-lang-nursery/polonius on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-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-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/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-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-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-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-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/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking rust-lang-nursery/polonius against try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-5/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/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" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] acb5fd55f32bb87040fc2dba37b1a9eae4ef26215a9230d74498de3646331bdd [INFO] running `"docker" "start" "-a" "acb5fd55f32bb87040fc2dba37b1a9eae4ef26215a9230d74498de3646331bdd"` [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling either v1.5.1 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling bit-vec v0.4.4 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling ena v0.5.0 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling regex-syntax v0.4.2 [INFO] [stderr] Compiling lalrpop-util v0.15.2 [INFO] [stderr] Compiling arrayref v0.3.5 [INFO] [stderr] Compiling byte-tools v0.2.0 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Checking datafrog v2.0.1 [INFO] [stderr] Compiling ascii-canvas v1.0.0 [INFO] [stderr] Checking colored v1.7.0 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Checking rustc-hash v1.0.1 [INFO] [stderr] Compiling atty v0.1.2 [INFO] [stderr] Compiling block-buffer v0.3.3 [INFO] [stderr] Compiling structopt-derive v0.2.15 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Checking assert_cli v0.6.3 [INFO] [stderr] Compiling bit-set v0.4.0 [INFO] [stderr] Checking polonius-engine v0.6.2 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling generic-array v0.9.0 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling digest v0.7.6 [INFO] [stderr] Checking structopt v0.2.15 [INFO] [stderr] Compiling sha2 v0.7.1 [INFO] [stderr] Compiling lalrpop-snap v0.15.2 [INFO] [stderr] Compiling docopt v0.8.3 [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-d58d5e6327abe462/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: 0x556d67ac3bc3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hd6fa60e5b0b75a82 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x556d67abfc0b - std::sys_common::backtrace::_print::h2ee033cb4a1526b2 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x556d67ac29e6 - std::panicking::default_hook::{{closure}}::h08dbd1550975e701 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x556d67ac2779 - std::panicking::default_hook::h6b03271b4b49a09d [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x556d67ac308f - std::panicking::rust_panic_with_hook::hce948cea1d1ab971 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x556d67ac2c11 - std::panicking::continue_panic_fmt::hbcf06b045af7b6ee [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x556d67ac2af5 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x556d67ad8aec - core::panicking::panic_fmt::hb813f85df655c930 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x556d6705e0f4 - core::result::unwrap_failed::hb1bbb6e723edb074 [INFO] [stderr] at /rustc/68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/src/libcore/macros.rs:16 [INFO] [stderr] 9: 0x556d6705df6f - >::unwrap::h55e36243e67af630 [INFO] [stderr] at /rustc/68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/src/libcore/result.rs:798 [INFO] [stderr] 10: 0x556d6705da02 - build_script_build::main::hff47bc3290bae0b2 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/polonius-parser-0.2.0/build.rs:4 [INFO] [stderr] 11: 0x556d6705dabf - std::rt::lang_start::{{closure}}::hadcaaf79242d7b79 [INFO] [stderr] at /rustc/68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x556d67ac2a92 - std::panicking::try::do_call::h0563d49847459569 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 13: 0x556d67ac63d9 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:87 [INFO] [stderr] 14: 0x556d67ac359c - std::rt::lang_start_internal::h9b0378f544ab691c [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: 0x556d6705da98 - std::rt::lang_start::h09b328d16279ed81 [INFO] [stderr] at /rustc/68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/src/libstd/rt.rs:64 [INFO] [stderr] 16: 0x556d6705da39 - main [INFO] [stderr] 17: 0x7f8c44f7a2e0 - __libc_start_main [INFO] [stderr] 18: 0x556d6705d8d9 - _start [INFO] [stderr] 19: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "acb5fd55f32bb87040fc2dba37b1a9eae4ef26215a9230d74498de3646331bdd"` [INFO] running `"docker" "rm" "-f" "acb5fd55f32bb87040fc2dba37b1a9eae4ef26215a9230d74498de3646331bdd"` [INFO] [stdout] acb5fd55f32bb87040fc2dba37b1a9eae4ef26215a9230d74498de3646331bdd