[INFO] updating cached repository mythmon/advent2017 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/mythmon/advent2017 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/mythmon/advent2017" "work/ex/beta-1.38-1/sources/1.37.0/gh/mythmon/advent2017"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mythmon/advent2017'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/mythmon/advent2017" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mythmon/advent2017"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mythmon/advent2017'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 59f71b1cba7db2c45f75f9338ec7351c429e47e9 [INFO] sha for GitHub repo mythmon/advent2017: 59f71b1cba7db2c45f75f9338ec7351c429e47e9 [INFO] validating manifest of mythmon/advent2017 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mythmon/advent2017 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mythmon/advent2017 [INFO] finished frobbing mythmon/advent2017 [INFO] frobbed toml for mythmon/advent2017 written to work/ex/beta-1.38-1/sources/1.37.0/gh/mythmon/advent2017/Cargo.toml [INFO] started frobbing mythmon/advent2017 [INFO] finished frobbing mythmon/advent2017 [INFO] frobbed toml for mythmon/advent2017 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mythmon/advent2017/Cargo.toml [INFO] crate mythmon/advent2017 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing mythmon/advent2017 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mythmon/advent2017:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] c92e4c09e016e6ca4110660727ea355f24e4fdebe7ac8d77c4be44c0e8ad69a1 [INFO] running `"docker" "start" "-a" "c92e4c09e016e6ca4110660727ea355f24e4fdebe7ac8d77c4be44c0e8ad69a1"` [INFO] [stderr] Compiling serde v1.0.91 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling winapi v0.3.7 [INFO] [stderr] Compiling lalrpop-util v0.17.0 [INFO] [stderr] Compiling backtrace v0.3.20 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling ena v0.13.0 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling openssl-sys v0.9.47 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling miniz_oxide_c_api v0.2.1 [INFO] [stderr] Compiling cookie v0.12.0 [INFO] [stderr] Compiling mio v0.6.17 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling proc-macro-hack v0.5.7 [INFO] [stderr] Compiling tokio-threadpool v0.1.14 [INFO] [stderr] Compiling cgmath v0.16.1 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling http v0.1.17 [INFO] [stderr] Compiling openssl v0.10.23 [INFO] [stderr] Compiling flate2 v1.0.7 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Compiling tokio-reactor v0.1.9 [INFO] [stderr] Compiling indoc-impl v0.3.3 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Compiling publicsuffix v1.5.2 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling winconsole v0.10.0 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling h2 v0.1.20 [INFO] [stderr] Compiling native-tls v0.2.3 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling indoc v0.3.3 [INFO] [stderr] Compiling colored v1.8.0 [INFO] [stderr] Compiling tokio v0.1.20 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling serde_json v1.0.39 [INFO] [stderr] Compiling serde_urlencoded v0.5.5 [INFO] [stderr] Compiling hyper v0.12.29 [INFO] [stderr] Compiling cookie_store v0.7.0 [INFO] [stderr] Compiling lalrpop v0.17.0 [INFO] [stderr] Compiling hyper-tls v0.3.2 [INFO] [stderr] Compiling reqwest v0.9.17 [INFO] [stderr] Compiling advent v2018.12.0 (/opt/crater/workdir) [INFO] [stderr] error: failed to run custom build command for `advent v2018.12.0 (/opt/crater/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/advent-37539384f65c1c2e/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `./src/year2018/day10/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:1084:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x560e39b93d7b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x560e39b93d7b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x560e39b93d7b - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x560e39b93d7b - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x560e39b93d7b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x560e39b93a56 - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x560e39b9448d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x560e39b94012 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x560e39b93ef6 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x560e39bad50d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x560e39bad607 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stderr] at src/libcore/result.rs:1084 [INFO] [stderr] 11: 0x560e39185de8 - core::result::Result::unwrap::hafb945bc6fd911fe [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stderr] 12: 0x560e3918625d - build_script_build::main::h476d524d50541409 [INFO] [stderr] at /opt/crater/workdir/build.rs:2 [INFO] [stderr] 13: 0x560e39185ed0 - std::rt::lang_start::{{closure}}::h12f430dda72f3a2c [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x560e39b93e93 - std::rt::lang_start_internal::{{closure}}::hf367a5a6ae52b0ce [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x560e39b93e93 - std::panicking::try::do_call::h9d779bc5e27e3284 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 16: 0x560e39b96c9a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 17: 0x560e39b9499d - std::panicking::try::h4af22d9cb0afa351 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 18: 0x560e39b9499d - std::panic::catch_unwind::hbb68a9ada87bfb97 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x560e39b9499d - std::rt::lang_start_internal::hba9e09d74440ce4d [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x560e39185ea9 - std::rt::lang_start::he0fd124d3d4979ec [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x560e391862ba - main [INFO] [stderr] 22: 0x7f0a3f7ad2e1 - __libc_start_main [INFO] [stderr] 23: 0x560e39185c3a - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "c92e4c09e016e6ca4110660727ea355f24e4fdebe7ac8d77c4be44c0e8ad69a1"` [INFO] running `"docker" "rm" "-f" "c92e4c09e016e6ca4110660727ea355f24e4fdebe7ac8d77c4be44c0e8ad69a1"` [INFO] [stdout] c92e4c09e016e6ca4110660727ea355f24e4fdebe7ac8d77c4be44c0e8ad69a1