[INFO] updating cached repository jeffrey-714/cryptocurrency
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jeffrey-714/cryptocurrency
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jeffrey-714/cryptocurrency" "work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/jeffrey-714/cryptocurrency"`
[INFO] [stderr] Cloning into 'work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/jeffrey-714/cryptocurrency'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jeffrey-714/cryptocurrency" "work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/jeffrey-714/cryptocurrency"`
[INFO] [stderr] Cloning into 'work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/jeffrey-714/cryptocurrency'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 860eae491ffaab5ce47e8326340a0e83adb27e1e
[INFO] sha for GitHub repo jeffrey-714/cryptocurrency: 860eae491ffaab5ce47e8326340a0e83adb27e1e
[INFO] validating manifest of jeffrey-714/cryptocurrency on toolchain master#7840a0b753a065a41999f1fb6028f67d33e3fdd5
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+7840a0b753a065a41999f1fb6028f67d33e3fdd5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jeffrey-714/cryptocurrency on toolchain try#6a9f0b6cc40687e25f9d772e3b10bab335c63853
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+6a9f0b6cc40687e25f9d772e3b10bab335c63853-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jeffrey-714/cryptocurrency
[INFO] finished frobbing jeffrey-714/cryptocurrency
[INFO] frobbed toml for jeffrey-714/cryptocurrency written to work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/jeffrey-714/cryptocurrency/Cargo.toml
[INFO] started frobbing jeffrey-714/cryptocurrency
[INFO] finished frobbing jeffrey-714/cryptocurrency
[INFO] frobbed toml for jeffrey-714/cryptocurrency written to work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/jeffrey-714/cryptocurrency/Cargo.toml
[INFO] crate jeffrey-714/cryptocurrency already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+7840a0b753a065a41999f1fb6028f67d33e3fdd5-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-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/jeffrey-714/cryptocurrency/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" "+7840a0b753a065a41999f1fb6028f67d33e3fdd5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+6a9f0b6cc40687e25f9d772e3b10bab335c63853-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+7840a0b753a065a41999f1fb6028f67d33e3fdd5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+6a9f0b6cc40687e25f9d772e3b10bab335c63853-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jeffrey-714/cryptocurrency against try#6a9f0b6cc40687e25f9d772e3b10bab335c63853 for pr-60466
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60466/worker-2/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/jeffrey-714/cryptocurrency:/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" "+6a9f0b6cc40687e25f9d772e3b10bab335c63853-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 98f59739bb0059d1016dde901cb8b741a71399fdefc8b5b40b4a6d0d8b289099
[INFO] running `"docker" "start" "-a" "98f59739bb0059d1016dde901cb8b741a71399fdefc8b5b40b4a6d0d8b289099"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling leveldb-sys v2.0.1
[INFO] [stderr]     Checking buf_redux v0.3.0
[INFO] [stderr]     Checking headers v0.1.0
[INFO] [stderr]    Compiling libsodium-sys v0.0.14
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking ctrlc v3.1.2
[INFO] [stderr]     Checking cookie v0.6.2
[INFO] [stderr]     Checking iron v0.5.1
[INFO] [stderr]     Checking cgmath v0.16.1
[INFO] [stderr]     Checking multipart v0.8.1
[INFO] [stderr]     Checking exonum_profiler v0.1.2
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]     Checking persistent v0.3.0
[INFO] [stderr]     Checking router v0.5.1
[INFO] [stderr]     Checking mount v0.3.0
[INFO] [stderr]     Checking sodiumoxide v0.0.14
[INFO] [stderr] error: failed to run custom build command for `leveldb-sys v2.0.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/leveldb-sys-0bef00ea47a076f8/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] [build] Started
[INFO] [stderr] [build] Patching the `build_detect_platform` template
[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:     0x55e05fa0010a - backtrace::backtrace::libunwind::trace::h6a914de936d19d32
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.25/src/backtrace/libunwind.rs:97
[INFO] [stderr]    1:     0x55e05fa0010a - backtrace::backtrace::trace_unsynchronized::hdc7962958aac26ca
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.25/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55e05fa0010a - std::sys_common::backtrace::_print::h4636cc90ad6e9cc8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x55e05fa0010a - std::sys_common::backtrace::print::h5e5a912d150b774f
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x55e05fa0010a - std::panicking::default_hook::{{closure}}::h5fcf878e4219f22e
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    5:     0x55e05f9ffe0b - std::panicking::default_hook::hff6517781036cbe2
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    6:     0x55e05fa007cf - std::panicking::rust_panic_with_hook::h22be939073562a0c
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    7:     0x55e05fa00351 - std::panicking::continue_panic_fmt::h0bf78b06ee9243d2
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    8:     0x55e05fa00235 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:308
[INFO] [stderr]    9:     0x55e05fa1a89c - core::panicking::panic_fmt::h1ebe4ee2785ab478
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x55e05f9d2a3e - core::result::unwrap_failed::h6254f46148d9fafa
[INFO] [stderr]                                at /rustc/6a9f0b6cc40687e25f9d772e3b10bab335c63853/src/libcore/macros.rs:18
[INFO] [stderr]   11:     0x55e05f9d47d7 - core::result::Result<T,E>::unwrap::hba22f5755e23a369
[INFO] [stderr]                                at /rustc/6a9f0b6cc40687e25f9d772e3b10bab335c63853/src/libcore/result.rs:800
[INFO] [stderr]   12:     0x55e05f9e9941 - build_script_build::main::h39af3198877ab58c
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/leveldb-sys-2.0.1/src/build.rs:161
[INFO] [stderr]   13:     0x55e05f9edabf - std::rt::lang_start::{{closure}}::h8d1c839663b9e802
[INFO] [stderr]                                at /rustc/6a9f0b6cc40687e25f9d772e3b10bab335c63853/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x55e05fa00222 - std::rt::lang_start_internal::{{closure}}::h7a046000d751c604
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x55e05fa00222 - std::panicking::try::do_call::h7822f6600116a051
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   16:     0x55e05fa07c09 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   17:     0x55e05fa00cdc - std::panicking::try::h358b691e2e16967b
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]   18:     0x55e05fa00cdc - std::panic::catch_unwind::haa1f6d1877145dfc
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   19:     0x55e05fa00cdc - std::rt::lang_start_internal::hdb0bb82020fa34fd
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x55e05f9eda98 - std::rt::lang_start::h67e40d547754e3e9
[INFO] [stderr]                                at /rustc/6a9f0b6cc40687e25f9d772e3b10bab335c63853/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x55e05f9ea399 - main
[INFO] [stderr]   22:     0x7f873cee12e0 - __libc_start_main
[INFO] [stderr]   23:     0x55e05f9c4549 - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "98f59739bb0059d1016dde901cb8b741a71399fdefc8b5b40b4a6d0d8b289099"`
[INFO] running `"docker" "rm" "-f" "98f59739bb0059d1016dde901cb8b741a71399fdefc8b5b40b4a6d0d8b289099"`
[INFO] [stdout] 98f59739bb0059d1016dde901cb8b741a71399fdefc8b5b40b4a6d0d8b289099