[INFO] cloning repository mythmon/advent2017
[INFO] running `"git" "clone" "--bare" "git://github.com/mythmon/advent2017.git" "work/cache/sources/gh/mythmon/advent2017"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/mythmon/advent2017'...
[INFO] running `"git" "clone" "work/cache/sources/gh/mythmon/advent2017" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/mythmon/advent2017"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/mythmon/advent2017'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mythmon/advent2017" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/mythmon/advent2017"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/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 master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mythmon/advent2017 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "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/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/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/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/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" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mythmon/advent2017 against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-4/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/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=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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 15596987be118e9384fe0f47e8a18bc4541f569c2fd4aba4118e37a21303d989
[INFO] running `"docker" "start" "-a" "15596987be118e9384fe0f47e8a18bc4541f569c2fd4aba4118e37a21303d989"`
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.3
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling opaque-debug v0.2.2
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling lalrpop-util v0.17.0
[INFO] [stderr]    Compiling unindent v0.1.3
[INFO] [stderr]     Checking rgb v0.8.13
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]    Compiling backtrace v0.3.20
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling block-padding v0.1.4
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling ena v0.13.0
[INFO] [stderr]     Checking openssl-sys v0.9.47
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking miniz_oxide_c_api v0.2.1
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking openssl v0.10.23
[INFO] [stderr]     Checking cgmath v0.16.1
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking publicsuffix v1.5.2
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking native-tls v0.2.3
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.20
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.20
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.7
[INFO] [stderr]     Checking hyper v0.12.29
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling indoc-impl v0.3.3
[INFO] [stderr]     Checking indoc v0.3.3
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]    Compiling lalrpop v0.17.0
[INFO] [stderr]     Checking 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-0234b965409f1711/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:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x557617cc9c6b - backtrace::backtrace::libunwind::trace::h00e2f01ca6755a19
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x557617cc9c6b - backtrace::backtrace::trace_unsynchronized::hc2e55f9123c24578
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x557617cc9c6b - std::sys_common::backtrace::_print::h878d975ca669e1b4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x557617cc9c6b - std::sys_common::backtrace::print::h1b2f6b4885b021f3
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x557617cc9c6b - std::panicking::default_hook::{{closure}}::he9ab19abef5c787f
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    5:     0x557617cc996c - std::panicking::default_hook::h9b73316e8577c3fa
[INFO] [stderr]                                at src/libstd/panicking.rs:212
[INFO] [stderr]    6:     0x557617cca380 - std::panicking::rust_panic_with_hook::he062866264d328c5
[INFO] [stderr]                                at src/libstd/panicking.rs:475
[INFO] [stderr]    7:     0x557617cc9f02 - std::panicking::continue_panic_fmt::hd91e15ffe4fde332
[INFO] [stderr]                                at src/libstd/panicking.rs:382
[INFO] [stderr]    8:     0x557617cc9de6 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:309
[INFO] [stderr]    9:     0x557617ce372d - core::panicking::panic_fmt::h684eb94a03e3ec1d
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x5576172e0e25 - core::result::unwrap_failed::h8ca1a3255573246f
[INFO] [stderr]                                at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/libcore/macros.rs:18
[INFO] [stderr]   11:     0x5576172e0eeb - core::result::Result<T,E>::unwrap::hb1993e01175e36fa
[INFO] [stderr]                                at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/libcore/result.rs:800
[INFO] [stderr]   12:     0x5576172e13ed - build_script_build::main::hc137733370ab81d9
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:2
[INFO] [stderr]   13:     0x5576172e0f90 - std::rt::lang_start::{{closure}}::h50bff0675bfda3e3
[INFO] [stderr]                                at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x557617cc9d83 - std::rt::lang_start_internal::{{closure}}::hac4055a4b24c3806
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x557617cc9d83 - std::panicking::try::do_call::h0bdfdef338a7b8de
[INFO] [stderr]                                at src/libstd/panicking.rs:294
[INFO] [stderr]   16:     0x557617ccce2a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   17:     0x557617cca88d - std::panicking::try::h5986cc11523af350
[INFO] [stderr]                                at src/libstd/panicking.rs:273
[INFO] [stderr]   18:     0x557617cca88d - std::panic::catch_unwind::h5e6e2d11127cecca
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   19:     0x557617cca88d - std::rt::lang_start_internal::hd1ad303a81183dc4
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x5576172e0f69 - std::rt::lang_start::h51f493b86bf5504b
[INFO] [stderr]                                at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x5576172e144a - main
[INFO] [stderr]   22:     0x7fb7dc3a92e1 - __libc_start_main
[INFO] [stderr]   23:     0x5576172e0b8a - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "15596987be118e9384fe0f47e8a18bc4541f569c2fd4aba4118e37a21303d989"`
[INFO] running `"docker" "rm" "-f" "15596987be118e9384fe0f47e8a18bc4541f569c2fd4aba4118e37a21303d989"`
[INFO] [stdout] 15596987be118e9384fe0f47e8a18bc4541f569c2fd4aba4118e37a21303d989