[INFO] updating cached repository squidpickles/slippybot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/squidpickles/slippybot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/squidpickles/slippybot" "work/ex/beta-1.38-1/sources/1.37.0/gh/squidpickles/slippybot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/squidpickles/slippybot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/squidpickles/slippybot" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/squidpickles/slippybot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/squidpickles/slippybot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c98374542edcb9f4e38002ae1b8b43fc25c46473
[INFO] sha for GitHub repo squidpickles/slippybot: c98374542edcb9f4e38002ae1b8b43fc25c46473
[INFO] validating manifest of squidpickles/slippybot 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 squidpickles/slippybot 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 squidpickles/slippybot
[INFO] finished frobbing squidpickles/slippybot
[INFO] frobbed toml for squidpickles/slippybot written to work/ex/beta-1.38-1/sources/1.37.0/gh/squidpickles/slippybot/Cargo.toml
[INFO] started frobbing squidpickles/slippybot
[INFO] finished frobbing squidpickles/slippybot
[INFO] frobbed toml for squidpickles/slippybot written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/squidpickles/slippybot/Cargo.toml
[INFO] crate squidpickles/slippybot 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] testing squidpickles/slippybot against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/squidpickles/slippybot:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 2941a920537206bc942cc73e4b9ec4d48f930402f5f87d2c9c9ef5ec6235a916
[INFO] running `"docker" "start" "-a" "2941a920537206bc942cc73e4b9ec4d48f930402f5f87d2c9c9ef5ec6235a916"`
[INFO] [stderr]    Compiling gcc v0.3.46
[INFO] [stderr]    Compiling openssl v0.9.12
[INFO] [stderr]    Compiling fixedbitset v0.1.6
[INFO] [stderr]    Compiling backtrace v0.3.1
[INFO] [stderr]    Compiling unicode-bidi v0.2.6
[INFO] [stderr]    Compiling mime v0.2.4
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling time v0.1.37
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling num_cpus v1.4.0
[INFO] [stderr]    Compiling iovec v0.1.0
[INFO] [stderr]    Compiling utf-8 v0.7.1
[INFO] [stderr]    Compiling cpp_demangle v0.2.2
[INFO] [stderr]    Compiling hyper v0.10.10
[INFO] [stderr]    Compiling serde_json v1.0.2
[INFO] [stderr]    Compiling clap v2.24.2
[INFO] [stderr]    Compiling bytes v0.4.3
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling chrono v0.3.1
[INFO] [stderr]    Compiling idna v0.1.1
[INFO] [stderr] error: failed to run custom build command for `cpp_demangle v0.2.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/cpp_demangle-c5dcc0728a29d2ef/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rerun-if-changed=build.rs
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_0
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_1
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_10
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_11
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_12
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_13
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_14
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_15
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_16
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_17
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_18
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_19
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_2
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_20
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_21
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_22
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_23
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_24
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_25
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_26
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_27
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_28
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_29
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_3
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_30
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_31
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_32
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_4
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_5
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_6
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_7
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_8
[INFO] [stderr] cargo:rerun-if-changed=in/afl_crash_9
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_0
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_1
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_10
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_11
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_12
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_13
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_14
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_15
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_16
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_17
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_18
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_19
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_2
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_20
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_21
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_22
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_23
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_24
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_25
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_26
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_27
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_28
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_29
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_3
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_30
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_31
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_32
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_4
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_5
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_6
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_7
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_8
[INFO] [stderr] cargo:rerun-if-changed=in/afl_hang_9
[INFO] [stderr] cargo:rerun-if-changed=in/spidermonkey_symbol_103
[INFO] [stderr] cargo:rerun-if-changed=in/spidermonkey_symbol_196
[INFO] [stderr] cargo:rerun-if-changed=in/spidermonkey_symbol_236
[INFO] [stderr] cargo:rerun-if-changed=in/spidermonkey_symbol_251
[INFO] [stderr] cargo:rerun-if-changed=in/spidermonkey_symbol_340
[INFO] [stderr] cargo:rerun-if-changed=in/spidermonkey_symbol_357
[INFO] [stderr] cargo:rerun-if-changed=in/spidermonkey_symbol_378
[INFO] [stderr] cargo:rerun-if-changed=in/spidermonkey_symbol_411
[INFO] [stderr] cargo:rerun-if-changed=in/spidermonkey_symbol_469
[INFO] [stderr] cargo:rerun-if-changed=in/spidermonkey_symbol_496
[INFO] [stderr] cargo:rerun-if-changed=in/spidermonkey_symbol_672
[INFO] [stderr] cargo:rerun-if-changed=in/spidermonkey_symbol_90
[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:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56387d465b2b - backtrace::backtrace::libunwind::trace::hfe5db90796807973
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x56387d465b2b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x56387d465b2b - std::sys_common::backtrace::_print::h527254ae44989167
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x56387d465b2b - std::sys_common::backtrace::print::he85dd5ddddf46503
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x56387d465b2b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x56387d465807 - std::panicking::default_hook::h2ca0f9a30a0e206b
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x56387d4661f0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x56387d465d72 - std::panicking::continue_panic_fmt::hc0f142c930c846fc
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x56387d465c56 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:311
[INFO] [stderr]    9:     0x56387d47adad - core::panicking::panic_fmt::h2daf88b2616ca2b2
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x56387d42b9e7 - core::result::unwrap_failed::hf64c12c9a1d7380e
[INFO] [stderr]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18
[INFO] [stderr]   11:     0x56387d42bfe3 - core::result::Result<T,E>::expect::h600d5b5e3db22d8d
[INFO] [stderr]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:827
[INFO] [stderr]   12:     0x56387d426017 - build_script_build::main::h6b2d02e2cd5f2b57
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpp_demangle-0.2.2/build.rs:234
[INFO] [stderr]   13:     0x56387d42da60 - std::rt::lang_start::{{closure}}::h11c31cb6a2c0d5ae
[INFO] [stderr]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x56387d465c43 - std::rt::lang_start_internal::{{closure}}::h447d8812e3ee306d
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x56387d465c43 - std::panicking::try::do_call::h4a61cb372364c745
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   16:     0x56387d467fba - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   17:     0x56387d4666fd - std::panicking::try::hdf71f938885bca42
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   18:     0x56387d4666fd - std::panic::catch_unwind::h7e85dbf162b1611a
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   19:     0x56387d4666fd - std::rt::lang_start_internal::h1e06cc26b9fc25ea
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x56387d42da39 - std::rt::lang_start::hbf0b8d4e27c61b64
[INFO] [stderr]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x56387d42606a - main
[INFO] [stderr]   22:     0x7fba7af032e1 - __libc_start_main
[INFO] [stderr]   23:     0x56387d42213a - _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" "2941a920537206bc942cc73e4b9ec4d48f930402f5f87d2c9c9ef5ec6235a916"`
[INFO] running `"docker" "rm" "-f" "2941a920537206bc942cc73e4b9ec4d48f930402f5f87d2c9c9ef5ec6235a916"`
[INFO] [stdout] 2941a920537206bc942cc73e4b9ec4d48f930402f5f87d2c9c9ef5ec6235a916