[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 master#9f06855064ed06a50c496577b21ca50f92a2e67d for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-3/master#9f06855064ed06a50c496577b21ca50f92a2e67d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/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" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0db2b55d5d271c21f4d5e7a67b789a454ef2837d6e006441fb0584db00fd9296
[INFO] running `"docker" "start" "-a" "0db2b55d5d271c21f4d5e7a67b789a454ef2837d6e006441fb0584db00fd9296"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.3
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling opaque-debug v0.2.2
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling strsim v0.9.2
[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 crossbeam-utils v0.2.2
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking tokio-sync v0.1.5
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling block-padding v0.1.4
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling ena v0.13.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.10.0
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[INFO] [stderr]     Checking openssl-sys v0.9.47
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[INFO] [stderr]     Checking miniz_oxide_c_api v0.2.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]     Checking mio v0.6.17
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking openssl v0.10.23
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking error-chain v0.12.1
[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 rayon v1.0.3
[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]     Checking publicsuffix v1.5.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking native-tls v0.2.3
[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]    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]     Checking winconsole v0.10.0
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]    Compiling string_cache v0.7.3
[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 failure v0.1.5
[INFO] [stderr]     Checking indoc v0.3.3
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling docopt v1.1.0
[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-6fb49d77d355060f/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:     0x55803660b9bb - backtrace::backtrace::libunwind::trace::hc6a4966d389b62be
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55803660b9bb - backtrace::backtrace::trace_unsynchronized::h234cd6c2c95fa587
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55803660b9bb - std::sys_common::backtrace::_print::h2896bece16680b31
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x55803660b9bb - std::sys_common::backtrace::print::h5f4d4b954705d426
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x55803660b9bb - std::panicking::default_hook::{{closure}}::h3d52949e2d73c1aa
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    5:     0x55803660b6bc - std::panicking::default_hook::h4b88c02cc00064f5
[INFO] [stderr]                                at src/libstd/panicking.rs:212
[INFO] [stderr]    6:     0x55803660c0d0 - std::panicking::rust_panic_with_hook::he5596ad1952b7279
[INFO] [stderr]                                at src/libstd/panicking.rs:475
[INFO] [stderr]    7:     0x55803660bc52 - std::panicking::continue_panic_fmt::h13f3a9aeaf0459c4
[INFO] [stderr]                                at src/libstd/panicking.rs:382
[INFO] [stderr]    8:     0x55803660bb36 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:309
[INFO] [stderr]    9:     0x55803662547d - core::panicking::panic_fmt::h35cf1b39b1635ed5
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x558035c22a45 - core::result::unwrap_failed::h0a8e787ca436f355
[INFO] [stderr]                                at /rustc/9f06855064ed06a50c496577b21ca50f92a2e67d/src/libcore/macros.rs:18
[INFO] [stderr]   11:     0x558035c22b0b - core::result::Result<T,E>::unwrap::h1ad911b3e366d1bb
[INFO] [stderr]                                at /rustc/9f06855064ed06a50c496577b21ca50f92a2e67d/src/libcore/result.rs:800
[INFO] [stderr]   12:     0x558035c2289d - build_script_build::main::h966e18d7b3071157
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:2
[INFO] [stderr]   13:     0x558035c22fe0 - std::rt::lang_start::{{closure}}::h95025ed8f5c777a6
[INFO] [stderr]                                at /rustc/9f06855064ed06a50c496577b21ca50f92a2e67d/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x55803660bad3 - std::rt::lang_start_internal::{{closure}}::h97d240c87982728f
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x55803660bad3 - std::panicking::try::do_call::h657ecdd23710c935
[INFO] [stderr]                                at src/libstd/panicking.rs:294
[INFO] [stderr]   16:     0x55803660eb7a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   17:     0x55803660c5dd - std::panicking::try::h52772d620cb80373
[INFO] [stderr]                                at src/libstd/panicking.rs:273
[INFO] [stderr]   18:     0x55803660c5dd - std::panic::catch_unwind::hac02eb84ea8f3a3e
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   19:     0x55803660c5dd - std::rt::lang_start_internal::h9fab34d7c96dfdc9
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x558035c22fb9 - std::rt::lang_start::h965f5ce8638fac30
[INFO] [stderr]                                at /rustc/9f06855064ed06a50c496577b21ca50f92a2e67d/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x558035c228fa - main
[INFO] [stderr]   22:     0x7fb49117d2e1 - __libc_start_main
[INFO] [stderr]   23:     0x558035c2272a - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "0db2b55d5d271c21f4d5e7a67b789a454ef2837d6e006441fb0584db00fd9296"`
[INFO] running `"docker" "rm" "-f" "0db2b55d5d271c21f4d5e7a67b789a454ef2837d6e006441fb0584db00fd9296"`
[INFO] [stdout] 0db2b55d5d271c21f4d5e7a67b789a454ef2837d6e006441fb0584db00fd9296