[INFO] updating cached repository https://github.com/DarrenTsung/lasersnek-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7ea591fd97cc497ba4a6be235d429f9bfeb74599
[INFO] testing DarrenTsung/lasersnek-rs against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarrenTsung%2Flasersnek-rs" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DarrenTsung/lasersnek-rs on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/DarrenTsung/lasersnek-rs
[INFO] finished tweaking git repo https://github.com/DarrenTsung/lasersnek-rs
[INFO] tweaked toml for git repo https://github.com/DarrenTsung/lasersnek-rs written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/DarrenTsung/lasersnek-rs already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] e06841d01b8b092b09c775c0c2068e0aae909460a010e228d9c76012e100f27e
[INFO] running `"docker" "start" "-a" "e06841d01b8b092b09c775c0c2068e0aae909460a010e228d9c76012e100f27e"`
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling rand v0.5.4
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]    Compiling vergen v0.1.1
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling num-complex v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling rustc_version_runtime v0.1.3
[INFO] [stderr]    Compiling glutin v0.15.0
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr] error: failed to run custom build command for `rustc_version_runtime v0.1.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rustc_version_runtime-150e272ce27ca7e0/build-script-build` (exit code: 101)
[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:1165:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5627c1afcba4 - backtrace::backtrace::libunwind::trace::hf625d18232cbbbd4
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x5627c1afcba4 - backtrace::backtrace::trace_unsynchronized::h41d74150fc6ff542
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5627c1afcba4 - std::sys_common::backtrace::_print_fmt::h85d37830c667a1f9
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:76
[INFO] [stderr]    3:     0x5627c1afcba4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h2b7ac01d5feaf9b2
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:60
[INFO] [stderr]    4:     0x5627c1b1aa4c - core::fmt::write::h7fd0d904495c035f
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1030
[INFO] [stderr]    5:     0x5627c1afa697 - std::io::Write::write_fmt::h663e4bf63637c947
[INFO] [stderr]                                at src/libstd/io/mod.rs:1412
[INFO] [stderr]    6:     0x5627c1afef25 - std::sys_common::backtrace::_print::h4c743f7c274a5a74
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:64
[INFO] [stderr]    7:     0x5627c1afef25 - std::sys_common::backtrace::print::ha5c4f4bf03800d4d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5627c1afef25 - std::panicking::default_hook::{{closure}}::h8b842185774c09e6
[INFO] [stderr]                                at src/libstd/panicking.rs:196
[INFO] [stderr]    9:     0x5627c1afec16 - std::panicking::default_hook::hd8ec13ee1bc2a65a
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]   10:     0x5627c1aff575 - std::panicking::rust_panic_with_hook::hf3b27166e5f403e7
[INFO] [stderr]                                at src/libstd/panicking.rs:473
[INFO] [stderr]   11:     0x5627c1aff112 - std::panicking::continue_panic_fmt::hd961751be84a6f83
[INFO] [stderr]                                at src/libstd/panicking.rs:380
[INFO] [stderr]   12:     0x5627c1aff006 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:307
[INFO] [stderr]   13:     0x5627c1b1816a - core::panicking::panic_fmt::h467e0364f9237670
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   14:     0x5627c1b18267 - core::result::unwrap_failed::h38f3a56f1dadf080
[INFO] [stderr]                                at src/libcore/result.rs:1165
[INFO] [stderr]   15:     0x5627c1ad5c20 - core::result::Result<T,E>::unwrap::h14be6a3f8dc17f36
[INFO] [stderr]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libcore/result.rs:933
[INFO] [stderr]   16:     0x5627c1ad263b - build_script_build::main::he9f1f9588062891a
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.3/build.rs:27
[INFO] [stderr]   17:     0x5627c1ad3d60 - std::rt::lang_start::{{closure}}::hc669115d3042d980
[INFO] [stderr]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/rt.rs:64
[INFO] [stderr]   18:     0x5627c1afeff3 - std::rt::lang_start_internal::{{closure}}::hf85bf15597d76295
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   19:     0x5627c1afeff3 - std::panicking::try::do_call::hd308ec0604b9bc21
[INFO] [stderr]                                at src/libstd/panicking.rs:292
[INFO] [stderr]   20:     0x5627c1b053aa - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   21:     0x5627c1affa6d - std::panicking::try::hafc45125a5bd2b22
[INFO] [stderr]                                at src/libstd/panicking.rs:271
[INFO] [stderr]   22:     0x5627c1affa6d - std::panic::catch_unwind::h8494678ec44c4b51
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x5627c1affa6d - std::rt::lang_start_internal::h7404667a595739f8
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   24:     0x5627c1ad3d39 - std::rt::lang_start::h4605519351213170
[INFO] [stderr]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/rt.rs:64
[INFO] [stderr]   25:     0x5627c1ad35aa - main
[INFO] [stderr]   26:     0x7f8a4f102b97 - __libc_start_main
[INFO] [stderr]   27:     0x5627c1ad201a - _start
[INFO] [stderr]   28:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: failed to run custom build command for `xcb v0.8.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/xcb-97bd503f4760b45c/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] error occured in handler:  ('request: ', ('xcb', 'DRI3', 'FDFromFence'))
[INFO] [stderr] Traceback (most recent call last):
[INFO] [stderr]   File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/rs_client.py", line 2448, in <module>
[INFO] [stderr]     module.generate()
[INFO] [stderr]   File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/xcbgen/state.py", line 108, in generate
[INFO] [stderr]     self.close()
[INFO] [stderr]   File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/rs_client.py", line 296, in rs_close
[INFO] [stderr]     _f.writeout(os.path.join(module.rs_srcdir, "ffi", "%s.rs" % _module_name(_ns.ext_name)))
[INFO] [stderr]   File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/rs_client.py", line 114, in writeout
[INFO] [stderr]     with open(path, 'w') as f:
[INFO] [stderr] OSError: [Errno 30] Read-only file system: '/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/src/ffi/dri3.rs'
[INFO] [stderr] thread 'main' panicked at 'processing of /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/xml/dri3.xml returned non-zero (1)', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:75:17
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5574f1aa47c4 - backtrace::backtrace::libunwind::trace::hf625d18232cbbbd4
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x5574f1aa47c4 - backtrace::backtrace::trace_unsynchronized::h41d74150fc6ff542
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5574f1aa47c4 - std::sys_common::backtrace::_print_fmt::h85d37830c667a1f9
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:76
[INFO] [stderr]    3:     0x5574f1aa47c4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h2b7ac01d5feaf9b2
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:60
[INFO] [stderr]    4:     0x5574f1ac225c - core::fmt::write::h7fd0d904495c035f
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1030
[INFO] [stderr]    5:     0x5574f1aa1f77 - std::io::Write::write_fmt::h663e4bf63637c947
[INFO] [stderr]                                at src/libstd/io/mod.rs:1412
[INFO] [stderr]    6:     0x5574f1aa6c05 - std::sys_common::backtrace::_print::h4c743f7c274a5a74
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:64
[INFO] [stderr]    7:     0x5574f1aa6c05 - std::sys_common::backtrace::print::ha5c4f4bf03800d4d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5574f1aa6c05 - std::panicking::default_hook::{{closure}}::h8b842185774c09e6
[INFO] [stderr]                                at src/libstd/panicking.rs:196
[INFO] [stderr]    9:     0x5574f1aa68f6 - std::panicking::default_hook::hd8ec13ee1bc2a65a
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]   10:     0x5574f1aa7255 - std::panicking::rust_panic_with_hook::hf3b27166e5f403e7
[INFO] [stderr]                                at src/libstd/panicking.rs:473
[INFO] [stderr]   11:     0x5574f1aa6df2 - std::panicking::continue_panic_fmt::hd961751be84a6f83
[INFO] [stderr]                                at src/libstd/panicking.rs:380
[INFO] [stderr]   12:     0x5574f1aa6d4c - std::panicking::begin_panic_fmt::h23ef54e17e5a13fa
[INFO] [stderr]                                at src/libstd/panicking.rs:335
[INFO] [stderr]   13:     0x5574f1a95483 - build_script_build::main::{{closure}}::hc144e8118918deae
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:75
[INFO] [stderr]   14:     0x5574f1a93d56 - build_script_build::visit_xml::h1720575798e57506
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:20
[INFO] [stderr]   15:     0x5574f1a94853 - build_script_build::main::h7c785fc3086880de
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:56
[INFO] [stderr]   16:     0x5574f1a92be0 - std::rt::lang_start::{{closure}}::h501f4fc3c44eb504
[INFO] [stderr]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/rt.rs:64
[INFO] [stderr]   17:     0x5574f1aa6cd3 - std::rt::lang_start_internal::{{closure}}::hf85bf15597d76295
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   18:     0x5574f1aa6cd3 - std::panicking::try::do_call::hd308ec0604b9bc21
[INFO] [stderr]                                at src/libstd/panicking.rs:292
[INFO] [stderr]   19:     0x5574f1aad44a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   20:     0x5574f1aa774d - std::panicking::try::hafc45125a5bd2b22
[INFO] [stderr]                                at src/libstd/panicking.rs:271
[INFO] [stderr]   21:     0x5574f1aa774d - std::panic::catch_unwind::h8494678ec44c4b51
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   22:     0x5574f1aa774d - std::rt::lang_start_internal::h7404667a595739f8
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   23:     0x5574f1a92bb9 - std::rt::lang_start::h5c87b5513486ac6e
[INFO] [stderr]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/rt.rs:64
[INFO] [stderr]   24:     0x5574f1a955ca - main
[INFO] [stderr]   25:     0x7f48a5fc3b97 - __libc_start_main
[INFO] [stderr]   26:     0x5574f1a8e1ea - _start
[INFO] [stderr]   27:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "e06841d01b8b092b09c775c0c2068e0aae909460a010e228d9c76012e100f27e"`
[INFO] running `"docker" "rm" "-f" "e06841d01b8b092b09c775c0c2068e0aae909460a010e228d9c76012e100f27e"`
[INFO] [stdout] e06841d01b8b092b09c775c0c2068e0aae909460a010e228d9c76012e100f27e