[INFO] updating cached repository wseaton/pongrust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/wseaton/pongrust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/wseaton/pongrust" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/wseaton/pongrust"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/wseaton/pongrust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wseaton/pongrust" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/wseaton/pongrust"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/wseaton/pongrust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f72e04f2a33f7ed6f9790eb1f84276ed97a6b250
[INFO] sha for GitHub repo wseaton/pongrust: f72e04f2a33f7ed6f9790eb1f84276ed97a6b250
[INFO] validating manifest of wseaton/pongrust on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wseaton/pongrust on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wseaton/pongrust
[INFO] finished frobbing wseaton/pongrust
[INFO] frobbed toml for wseaton/pongrust written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/wseaton/pongrust/Cargo.toml
[INFO] started frobbing wseaton/pongrust
[INFO] finished frobbing wseaton/pongrust
[INFO] frobbed toml for wseaton/pongrust written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/wseaton/pongrust/Cargo.toml
[INFO] crate wseaton/pongrust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking wseaton/pongrust against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-5/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/wseaton/pongrust:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c447a482f93563bfb2a630ccabde6f2bb4e04755b44687e7d5ab49fcbf4bea6d
[INFO] running `"docker" "start" "-a" "c447a482f93563bfb2a630ccabde6f2bb4e04755b44687e7d5ab49fcbf4bea6d"`
[INFO] [stderr]    Compiling cpp_demangle v0.2.1
[INFO] [stderr]    Compiling matches v0.1.4
[INFO] [stderr]     Checking fixedbitset v0.1.6
[INFO] [stderr]    Compiling backtrace v0.3.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.4
[INFO] [stderr]     Checking rustc-demangle v0.1.4
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling version_check v0.1.0
[INFO] [stderr]     Checking regex-syntax v0.4.0
[INFO] [stderr]    Compiling httparse v1.2.2
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking term v0.4.5
[INFO] [stderr]     Checking unidecode v0.2.0
[INFO] [stderr]     Checking state v0.2.1
[INFO] [stderr]     Checking toml v0.2.1
[INFO] [stderr]     Checking humansize v1.0.1
[INFO] [stderr]     Checking pest v0.4.1
[INFO] [stderr]     Checking quick-error v1.2.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]     Checking unicode-bidi v0.2.6
[INFO] [stderr]     Checking thread-id v3.1.0
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking base64 v0.5.2
[INFO] [stderr]     Checking num_cpus v1.4.0
[INFO] [stderr]     Checking mime v0.2.4
[INFO] [stderr]    Compiling time v0.1.37
[INFO] [stderr] error: failed to run custom build command for `cpp_demangle v0.2.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/cpp_demangle-18f3578294436804/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rerun-if-changed=build.rs
[INFO] [stderr] cargo:rerun-if-changed=in/*
[INFO] [stderr] cargo:rerun-if-changed=tests/afl_seeds.rs
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'should generate sanity tests from AFL.rs seed test cases: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:1084:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55ce5157a6bb - backtrace::backtrace::libunwind::trace::h3a6a6e8afb7ff2de
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55ce5157a6bb - backtrace::backtrace::trace_unsynchronized::h2220292c79f07c05
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55ce5157a6bb - std::sys_common::backtrace::_print::h8ff1c2c5cb3b84f7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x55ce5157a6bb - std::sys_common::backtrace::print::h2254c58d69a73304
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x55ce5157a6bb - std::panicking::default_hook::{{closure}}::hc21cbd062363cef6
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x55ce5157a396 - std::panicking::default_hook::hfea076cda52c2914
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x55ce5157ad7d - std::panicking::rust_panic_with_hook::h746830f9f479e849
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x55ce5157a902 - std::panicking::continue_panic_fmt::h37fa2235c2440555
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x55ce5157a7e6 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:311
[INFO] [stderr]    9:     0x55ce5158fbdd - core::panicking::panic_fmt::hc32305cc7ba59cf9
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x55ce5158fcd7 - core::result::unwrap_failed::h11b2f6982d0c0006
[INFO] [stderr]                                at src/libcore/result.rs:1084
[INFO] [stderr]   11:     0x55ce51566319 - core::result::Result<T,E>::expect::h9840bec3f5604812
[INFO] [stderr]                                at /rustc/266783e4e09e4e9d5307c1c8e695659c58bbcac7/src/libcore/result.rs:879
[INFO] [stderr]   12:     0x55ce515626f7 - build_script_build::main::h4ea0cec08c2f8b0f
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpp_demangle-0.2.1/build.rs:187
[INFO] [stderr]   13:     0x55ce515674e0 - std::rt::lang_start::{{closure}}::h96bb259d810dd18b
[INFO] [stderr]                                at /rustc/266783e4e09e4e9d5307c1c8e695659c58bbcac7/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x55ce5157a7d3 - std::rt::lang_start_internal::{{closure}}::h14c5bec2472d54ad
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x55ce5157a7d3 - std::panicking::try::do_call::h88f516924fc6a288
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   16:     0x55ce5157ce8a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   17:     0x55ce5157b28d - std::panicking::try::ha613ca8bf0a1302a
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   18:     0x55ce5157b28d - std::panic::catch_unwind::h68d4ca98047bc7c5
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   19:     0x55ce5157b28d - std::rt::lang_start_internal::h600c3ba1b556e68a
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x55ce515674b9 - std::rt::lang_start::he71d6465e90d687f
[INFO] [stderr]                                at /rustc/266783e4e09e4e9d5307c1c8e695659c58bbcac7/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x55ce5156274a - main
[INFO] [stderr]   22:     0x7fae948672e1 - __libc_start_main
[INFO] [stderr]   23:     0x55ce5155ef2a - _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" "c447a482f93563bfb2a630ccabde6f2bb4e04755b44687e7d5ab49fcbf4bea6d"`
[INFO] running `"docker" "rm" "-f" "c447a482f93563bfb2a630ccabde6f2bb4e04755b44687e7d5ab49fcbf4bea6d"`
[INFO] [stdout] c447a482f93563bfb2a630ccabde6f2bb4e04755b44687e7d5ab49fcbf4bea6d