[INFO] fetching crate knox 0.4.0...
[INFO] checking knox-0.4.0 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate knox 0.4.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate knox 0.4.0 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate knox 0.4.0
[INFO] finished tweaking crates.io crate knox 0.4.0
[INFO] tweaked toml for crates.io crate knox 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate knox 0.4.0 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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "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 vcpkg v0.2.8
[INFO] [stderr]   Downloaded flate2 v1.0.14
[INFO] [stderr]   Downloaded rustc-hex v1.0.0
[INFO] [stderr]   Downloaded serde_json v1.0.52
[INFO] [stderr]   Downloaded proc-macro2 v1.0.12
[INFO] [stderr]   Downloaded terminal_size v0.1.12
[INFO] [stderr]   Downloaded dtoa v0.4.5
[INFO] [stderr]   Downloaded gpgme v0.9.2
[INFO] [stderr]   Downloaded libssh2-sys v0.2.17
[INFO] [stderr]   Downloaded libgit2-sys v0.12.5+1.0.0
[INFO] [stderr]   Downloaded libgpg-error-sys v0.5.1
[INFO] [stderr]   Downloaded sha-1 v0.3.4
[INFO] [stderr]   Downloaded digest v0.5.2
[INFO] [stderr]   Downloaded digest-buffer v0.3.1
[INFO] [stderr]   Downloaded gpgme-sys v0.9.1
[INFO] [stderr]   Downloaded sha2 v0.5.3
[INFO] [stderr]   Downloaded oath v0.10.2
[INFO] [stderr]   Downloaded crypto-mac v0.3.0
[INFO] [stderr]   Downloaded cstr-argument v0.1.1
[INFO] [stderr]   Downloaded gpg-error v0.5.1
[INFO] [stderr]   Downloaded encoding_rs v0.8.22
[INFO] [stderr]   Downloaded protobuf v2.14.0
[INFO] [stderr]   Downloaded git2 v0.13.5
[INFO] [stderr]   Downloaded chrono v0.4.11
[INFO] [stderr]   Downloaded backtrace-sys v0.1.37
[INFO] [stderr]   Downloaded unicode-normalization v0.1.12
[INFO] [stderr]   Downloaded schannel v0.1.18
[INFO] [stderr]   Downloaded hyper v0.12.35
[INFO] [stderr]   Downloaded openssl v0.10.29
[INFO] [stderr]   Downloaded termios v0.3.2
[INFO] [stderr]   Downloaded indicatif v0.11.0
[INFO] [stderr]   Downloaded protobuf-codegen v2.14.0
[INFO] [stderr]   Downloaded error-chain v0.12.2
[INFO] [stderr]   Downloaded miniz_oxide v0.3.6
[INFO] [stderr]   Downloaded openssl-sys v0.9.55
[INFO] [stderr]   Downloaded number_prefix v0.2.8
[INFO] [stderr]   Downloaded console v0.11.2
[INFO] [stderr]   Downloaded hmac v0.1.1
[INFO] [stderr]   Downloaded version_check v0.9.1
[INFO] [stderr]   Downloaded generic-array v0.7.3
[INFO] [stderr]   Downloaded once_cell v1.3.1
[INFO] [stderr]   Downloaded libknox v0.4.0
[INFO] [stderr]   Downloaded quote v1.0.4
[INFO] [stderr]   Downloaded rpassword v2.1.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.12
[INFO] [stderr]   Downloaded byte-tools v0.1.3
[INFO] [stderr]   Downloaded protoc v2.14.0
[INFO] [stderr]   Downloaded try-lock v0.2.2
[INFO] [stderr]   Downloaded security-framework v0.4.3
[INFO] [stderr]   Downloaded protoc-rust v2.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97f9808893f8f742b3af7f025fe999c8e07199f018f3c443dd3f42148ca839ca
[INFO] running `Command { std: "docker" "start" "-a" "97f9808893f8f742b3af7f025fe999c8e07199f018f3c443dd3f42148ca839ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97f9808893f8f742b3af7f025fe999c8e07199f018f3c443dd3f42148ca839ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97f9808893f8f742b3af7f025fe999c8e07199f018f3c443dd3f42148ca839ca", kill_on_drop: false }`
[INFO] [stdout] 97f9808893f8f742b3af7f025fe999c8e07199f018f3c443dd3f42148ca839ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40f43951b9b9b777a45f2a2d7dfd281c06e115149d8b7a7d190c15437b4579ab
[INFO] running `Command { std: "docker" "start" "-a" "40f43951b9b9b777a45f2a2d7dfd281c06e115149d8b7a7d190c15437b4579ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]    Compiling libgpg-error-sys v0.5.1
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking byte-tools v0.1.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking generic-array v0.7.3
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking digest v0.5.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking digest-buffer v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling gpgme-sys v0.9.1
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling libssh2-sys v0.2.17
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]    Compiling libgit2-sys v0.12.5+1.0.0
[INFO] [stderr]    Compiling gpg-error v0.5.1
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking crypto-mac v0.3.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand_os v0.1.3
[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-22e1eb56fb96eb4b/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error occured in handler:  ('request: ', ('xcb', 'SELinux', 'GetClientContext'))
[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/selinux.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/xselinux.xml returned non-zero (1)
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55bde030331c - std::backtrace_rs::backtrace::libunwind::trace::hf82e7f192d52e64b
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x55bde030331c - std::backtrace_rs::backtrace::trace_unsynchronized::h5ac203979c6adda5
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55bde030331c - std::sys_common::backtrace::_print_fmt::hed146a3c2f312bec
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55bde030331c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h447a09b0c9d8b3be
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55bde0326760 - core::fmt::rt::Argument::fmt::h5746129e8952c9d4
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55bde0326760 - core::fmt::write::he3c7b4da87cac5c9
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55bde030137f - std::io::Write::write_fmt::h38bdb49a4fbe0f79
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/io/mod.rs:1810:15
[INFO] [stderr]      7:     0x55bde0303104 - std::sys_common::backtrace::_print::h433ad827a8eb7117
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55bde0303104 - std::sys_common::backtrace::print::hd30f60963b6f931b
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55bde03047a7 - std::panicking::default_hook::{{closure}}::hae6c6d0460433514
[INFO] [stderr]     10:     0x55bde030450f - std::panicking::default_hook::h26f114e2654b4583
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55bde0304c28 - std::panicking::rust_panic_with_hook::h8da09eceb4025e00
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55bde0304b0e - std::panicking::begin_panic_handler::{{closure}}::h14ccf55fd0d8568a
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x55bde03037e6 - std::sys_common::backtrace::__rust_end_short_backtrace::hc4279fec1eb11e57
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55bde0304872 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x55bde02dd285 - core::panicking::panic_fmt::hdcd414b50414e074
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55bde02e3241 - build_script_build::main::{{closure}}::h4f2d106512ddfbbd
[INFO] [stderr]     17:     0x55bde02e2135 - build_script_build::visit_xml::he8adaf3f9359fe83
[INFO] [stderr]     18:     0x55bde02e27d3 - build_script_build::main::hbb621bf879b1b495
[INFO] [stderr]     19:     0x55bde02deda3 - core::ops::function::FnOnce::call_once::h0864be35bc0c8d39
[INFO] [stderr]     20:     0x55bde02ddde6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hded7cb8dd971402f
[INFO] [stderr]     21:     0x55bde02de529 - std::rt::lang_start::{{closure}}::h8d7a816ad45a293d
[INFO] [stderr]     22:     0x55bde02fdf67 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h658622c66563c38f
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     23:     0x55bde02fdf67 - std::panicking::try::do_call::h8002e07ffb435d48
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panicking.rs:552:40
[INFO] [stderr]     24:     0x55bde02fdf67 - std::panicking::try::he04747d1428f9f5a
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panicking.rs:516:19
[INFO] [stderr]     25:     0x55bde02fdf67 - std::panic::catch_unwind::h8f4636046dcfb2df
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panic.rs:142:14
[INFO] [stderr]     26:     0x55bde02fdf67 - std::rt::lang_start_internal::{{closure}}::h8dffd1ea3bc0d1d0
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/rt.rs:148:48
[INFO] [stderr]     27:     0x55bde02fdf67 - std::panicking::try::do_call::h5989f348b191affb
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panicking.rs:552:40
[INFO] [stderr]     28:     0x55bde02fdf67 - std::panicking::try::hfbc357d86d926a0e
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panicking.rs:516:19
[INFO] [stderr]     29:     0x55bde02fdf67 - std::panic::catch_unwind::he50dac537cfd37b0
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/panic.rs:142:14
[INFO] [stderr]     30:     0x55bde02fdf67 - std::rt::lang_start_internal::h455d839bebdeb5d7
[INFO] [stderr]                                  at /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/std/src/rt.rs:148:20
[INFO] [stderr]     31:     0x55bde02de507 - std::rt::lang_start::hd14756e694ac5ed0
[INFO] [stderr]     32:     0x55bde02e32c5 - main
[INFO] [stderr]     33:     0x7f7942d16d90 - <unknown>
[INFO] [stderr]     34:     0x7f7942d16e40 - __libc_start_main
[INFO] [stderr]     35:     0x55bde02dd9c5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "40f43951b9b9b777a45f2a2d7dfd281c06e115149d8b7a7d190c15437b4579ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40f43951b9b9b777a45f2a2d7dfd281c06e115149d8b7a7d190c15437b4579ab", kill_on_drop: false }`
[INFO] [stdout] 40f43951b9b9b777a45f2a2d7dfd281c06e115149d8b7a7d190c15437b4579ab
[INFO] checking knox-0.4.0 against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] extracting crate knox 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate knox 0.4.0 on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate knox 0.4.0
[INFO] finished tweaking crates.io crate knox 0.4.0
[INFO] tweaked toml for crates.io crate knox 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate knox 0.4.0 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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 763af5ce0eaef18118e2b41b8ea60542791c9d6150dda779bf0b1d875180a025
[INFO] running `Command { std: "docker" "start" "-a" "763af5ce0eaef18118e2b41b8ea60542791c9d6150dda779bf0b1d875180a025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "763af5ce0eaef18118e2b41b8ea60542791c9d6150dda779bf0b1d875180a025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "763af5ce0eaef18118e2b41b8ea60542791c9d6150dda779bf0b1d875180a025", kill_on_drop: false }`
[INFO] [stdout] 763af5ce0eaef18118e2b41b8ea60542791c9d6150dda779bf0b1d875180a025
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05cb967e502c62f949232795dae3f2bc467419951cfb66f5f5c1ba750cc90940
[INFO] running `Command { std: "docker" "start" "-a" "05cb967e502c62f949232795dae3f2bc467419951cfb66f5f5c1ba750cc90940", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]    Compiling libgpg-error-sys v0.5.1
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking byte-tools v0.1.3
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking generic-array v0.7.3
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking digest v0.5.2
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking digest-buffer v0.3.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling gpg-error v0.5.1
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]    Compiling gpgme-sys v0.9.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking crypto-mac v0.3.0
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking conv v0.3.3
[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-22e1eb56fb96eb4b/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error occured in handler:  ('request: ', ('xcb', 'SELinux', 'GetClientContext'))
[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/selinux.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/xselinux.xml returned non-zero (1)
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55e95022731c - std::backtrace_rs::backtrace::libunwind::trace::h9789de5fcc494f39
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x55e95022731c - std::backtrace_rs::backtrace::trace_unsynchronized::ha6083f64b534560a
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55e95022731c - std::sys_common::backtrace::_print_fmt::hca82da572808fb58
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55e95022731c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hdb2ed8d6897c333a
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55e95024a760 - core::fmt::rt::Argument::fmt::h250ce007264abde4
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55e95024a760 - core::fmt::write::he9913548e4982ad0
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55e95022537f - std::io::Write::write_fmt::h1e4c28dcba2b3367
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/io/mod.rs:1810:15
[INFO] [stderr]      7:     0x55e950227104 - std::sys_common::backtrace::_print::he7a042d62e9ec33d
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55e950227104 - std::sys_common::backtrace::print::h40fa6d4a866b97b4
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55e9502287a7 - std::panicking::default_hook::{{closure}}::h7f0560eafc245a7c
[INFO] [stderr]     10:     0x55e95022850f - std::panicking::default_hook::hfd695e1920cd982e
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55e950228c28 - std::panicking::rust_panic_with_hook::hc0fcd647af5eb061
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55e950228b0e - std::panicking::begin_panic_handler::{{closure}}::hbd1eb336070930d3
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x55e9502277e6 - std::sys_common::backtrace::__rust_end_short_backtrace::h1eefd8026e5b6577
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55e950228872 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x55e950201285 - core::panicking::panic_fmt::h178e74ce775be6d6
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55e950207241 - build_script_build::main::{{closure}}::h566edd5082ca4638
[INFO] [stderr]     17:     0x55e950206135 - build_script_build::visit_xml::h63c2e68fdf2a4a77
[INFO] [stderr]     18:     0x55e9502067d3 - build_script_build::main::h8cdd86e31e436fdd
[INFO] [stderr]     19:     0x55e950202e23 - core::ops::function::FnOnce::call_once::he667afb32cb40ba3
[INFO] [stderr]     20:     0x55e950201de6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3fdba4c42ad2e131
[INFO] [stderr]     21:     0x55e950202529 - std::rt::lang_start::{{closure}}::h949665e5961107a7
[INFO] [stderr]     22:     0x55e950221f67 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd85bd4e6518d0bb8
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     23:     0x55e950221f67 - std::panicking::try::do_call::h7f13924d4fb67a0d
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panicking.rs:552:40
[INFO] [stderr]     24:     0x55e950221f67 - std::panicking::try::h9e27be4af101a30d
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panicking.rs:516:19
[INFO] [stderr]     25:     0x55e950221f67 - std::panic::catch_unwind::h3519b91c36f56574
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panic.rs:142:14
[INFO] [stderr]     26:     0x55e950221f67 - std::rt::lang_start_internal::{{closure}}::hb39bed8b01a0a169
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/rt.rs:148:48
[INFO] [stderr]     27:     0x55e950221f67 - std::panicking::try::do_call::hfbc1ccc440a3db03
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panicking.rs:552:40
[INFO] [stderr]     28:     0x55e950221f67 - std::panicking::try::h02821aa69a013e27
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panicking.rs:516:19
[INFO] [stderr]     29:     0x55e950221f67 - std::panic::catch_unwind::hed6681082d7b3d4e
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/panic.rs:142:14
[INFO] [stderr]     30:     0x55e950221f67 - std::rt::lang_start_internal::hbff7c6fd005b9bf2
[INFO] [stderr]                                  at /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/std/src/rt.rs:148:20
[INFO] [stderr]     31:     0x55e950202507 - std::rt::lang_start::hb0b04c97e4b4a708
[INFO] [stderr]     32:     0x55e9502072c5 - main
[INFO] [stderr]     33:     0x7f8c96d41d90 - <unknown>
[INFO] [stderr]     34:     0x7f8c96d41e40 - __libc_start_main
[INFO] [stderr]     35:     0x55e9502019c5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "05cb967e502c62f949232795dae3f2bc467419951cfb66f5f5c1ba750cc90940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05cb967e502c62f949232795dae3f2bc467419951cfb66f5f5c1ba750cc90940", kill_on_drop: false }`
[INFO] [stdout] 05cb967e502c62f949232795dae3f2bc467419951cfb66f5f5c1ba750cc90940
