[INFO] fetching crate cb 0.1.2...
[INFO] checking cb-0.1.2 against master#fd2c811d25ad5773fbd2463e058bf4edf4d44eb2 for pr-130443
[INFO] extracting crate cb 0.1.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate cb 0.1.2 on toolchain fd2c811d25ad5773fbd2463e058bf4edf4d44eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cb 0.1.2
[INFO] finished tweaking crates.io crate cb 0.1.2
[INFO] tweaked toml for crates.io crate cb 0.1.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate cb 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded predicates-tree v1.0.3
[INFO] [stderr]   Downloaded treeline v0.1.0
[INFO] [stderr]   Downloaded predicates-core v1.0.2
[INFO] [stderr]   Downloaded os_str_bytes v2.4.0
[INFO] [stderr]   Downloaded predicates v2.0.1
[INFO] [stderr]   Downloaded itertools v0.10.1
[INFO] [stderr]   Downloaded bstr v0.2.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e15708163bfdb0e7a5b98aec8fa2c663b3fc453eb20302e249cf0f015d9d548
[INFO] running `Command { std: "docker" "start" "-a" "0e15708163bfdb0e7a5b98aec8fa2c663b3fc453eb20302e249cf0f015d9d548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e15708163bfdb0e7a5b98aec8fa2c663b3fc453eb20302e249cf0f015d9d548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e15708163bfdb0e7a5b98aec8fa2c663b3fc453eb20302e249cf0f015d9d548", kill_on_drop: false }`
[INFO] [stdout] 0e15708163bfdb0e7a5b98aec8fa2c663b3fc453eb20302e249cf0f015d9d548
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19d45cfbde6b433a87526c48df39f3e09692b853db8ff3d45f1fc83a6c201ec3
[INFO] running `Command { std: "docker" "start" "-a" "19d45cfbde6b433a87526c48df39f3e09692b853db8ff3d45f1fc83a6c201ec3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking predicates-tree v1.0.3
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr] error: failed to run custom build command for `xcb v0.8.2`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/xcb-a885bee76ab275ba/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error occured in handler:  ('request: ', ('xcb', 'XFixes', 'DeletePointerBarrier'))
[INFO] [stderr]   Traceback (most recent call last):
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/xcb-0.8.2/rs_client.py", line 2448, in <module>
[INFO] [stderr]       module.generate()
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/xcb-0.8.2/xcbgen/state.py", line 108, in generate
[INFO] [stderr]       self.close()
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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/index.crates.io-6f17d22bba15001f/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/index.crates.io-6f17d22bba15001f/xcb-0.8.2/src/ffi/xfixes.rs'
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/xcb-0.8.2/build.rs:75:17:
[INFO] [stderr]   processing of /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/xcb-0.8.2/xml/xfixes.xml returned non-zero (1)
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x6309a64b63ea - std::backtrace_rs::backtrace::libunwind::trace::h7d463d46f41c1625
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x6309a64b63ea - std::backtrace_rs::backtrace::trace_unsynchronized::h476f8f3b73852bd8
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x6309a64b63ea - std::sys::backtrace::_print_fmt::h1442fc2d80f84a69
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x6309a64b63ea - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hfeba7cbf44c2b035
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x6309a64d627b - core::fmt::rt::Argument::fmt::ha5da46916c25e7eb
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]      5:     0x6309a64d627b - core::fmt::write::hcf1a9b5a168bab42
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/core/src/fmt/mod.rs:1186:21
[INFO] [stderr]      6:     0x6309a64b35b3 - std::io::Write::write_fmt::h343cbf8f0f760140
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/io/mod.rs:1823:15
[INFO] [stderr]      7:     0x6309a64b6232 - std::sys::backtrace::BacktraceLock::print::h0ae6c23bbfb5f51d
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      8:     0x6309a64b7697 - std::panicking::default_hook::{{closure}}::h8b07c33038b0c409
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panicking.rs:268:22
[INFO] [stderr]      9:     0x6309a64b74c6 - std::panicking::default_hook::hb2958c2545ef77af
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panicking.rs:295:9
[INFO] [stderr]     10:     0x6309a64b7c97 - std::panicking::rust_panic_with_hook::h7dbaabf3e609e10d
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panicking.rs:801:13
[INFO] [stderr]     11:     0x6309a64b7b37 - std::panicking::begin_panic_handler::{{closure}}::h1b159749db0a4fbc
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panicking.rs:674:13
[INFO] [stderr]     12:     0x6309a64b68c9 - std::sys::backtrace::__rust_end_short_backtrace::hd4f2aecc8171f6c9
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/sys/backtrace.rs:170:18
[INFO] [stderr]     13:     0x6309a64b77c4 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panicking.rs:665:5
[INFO] [stderr]     14:     0x6309a64d54e3 - core::panicking::panic_fmt::hbd7893aa48b90018
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/core/src/panicking.rs:74:14
[INFO] [stderr]     15:     0x6309a6490ca9 - build_script_build::main::{{closure}}::h854bfa0f2cf70205
[INFO] [stderr]     16:     0x6309a648f8f6 - build_script_build::visit_xml::h590f8a55e555f239
[INFO] [stderr]     17:     0x6309a649021c - build_script_build::main::hf8efa6aeb9345118
[INFO] [stderr]     18:     0x6309a648c6d3 - core::ops::function::FnOnce::call_once::h99a2f38636a311fa
[INFO] [stderr]     19:     0x6309a648bf46 - std::sys::backtrace::__rust_begin_short_backtrace::h0270197fc813b65b
[INFO] [stderr]     20:     0x6309a648bdc9 - std::rt::lang_start::{{closure}}::ha76240d4248b6585
[INFO] [stderr]     21:     0x6309a64b07c0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hfad295795d7a894f
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     22:     0x6309a64b07c0 - std::panicking::try::do_call::hc9dff1cc4e54de5a
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panicking.rs:557:40
[INFO] [stderr]     23:     0x6309a64b07c0 - std::panicking::try::h812dea15f7b65398
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panicking.rs:520:19
[INFO] [stderr]     24:     0x6309a64b07c0 - std::panic::catch_unwind::h2981155ef2c37051
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panic.rs:348:14
[INFO] [stderr]     25:     0x6309a64b07c0 - std::rt::lang_start_internal::{{closure}}::h4314f9f12a96aa2f
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/rt.rs:143:48
[INFO] [stderr]     26:     0x6309a64b07c0 - std::panicking::try::do_call::ha990fc313fde27df
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panicking.rs:557:40
[INFO] [stderr]     27:     0x6309a64b07c0 - std::panicking::try::he56b3ad7c18dbde8
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panicking.rs:520:19
[INFO] [stderr]     28:     0x6309a64b07c0 - std::panic::catch_unwind::hd440ffabd1849607
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/panic.rs:348:14
[INFO] [stderr]     29:     0x6309a64b07c0 - std::rt::lang_start_internal::h4f26667a84827d07
[INFO] [stderr]                                  at /rustc/fd2c811d25ad5773fbd2463e058bf4edf4d44eb2/library/std/src/rt.rs:143:20
[INFO] [stderr]     30:     0x6309a648bda7 - std::rt::lang_start::he1c64a17e938086f
[INFO] [stderr]     31:     0x6309a6490d25 - main
[INFO] [stderr]     32:     0x7926ca3c9d90 - <unknown>
[INFO] [stderr]     33:     0x7926ca3c9e40 - __libc_start_main
[INFO] [stderr]     34:     0x6309a648ab25 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "19d45cfbde6b433a87526c48df39f3e09692b853db8ff3d45f1fc83a6c201ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19d45cfbde6b433a87526c48df39f3e09692b853db8ff3d45f1fc83a6c201ec3", kill_on_drop: false }`
[INFO] [stdout] 19d45cfbde6b433a87526c48df39f3e09692b853db8ff3d45f1fc83a6c201ec3
