[INFO] fetching crate knox 0.4.0...
[INFO] checking knox-0.4.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate knox 0.4.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate knox 0.4.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "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-7-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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rpassword v2.1.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.12
[INFO] [stderr]   Downloaded protoc-rust v2.14.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.55
[INFO] [stderr]   Downloaded cstr-argument v0.1.1
[INFO] [stderr]   Downloaded digest v0.5.2
[INFO] [stderr]   Downloaded number_prefix v0.2.8
[INFO] [stderr]   Downloaded protoc v2.14.0
[INFO] [stderr]   Downloaded conv v0.3.3
[INFO] [stderr]   Downloaded base32 v0.4.0
[INFO] [stderr]   Downloaded redox_users v0.3.4
[INFO] [stderr]   Downloaded custom_derive v0.1.7
[INFO] [stderr]   Downloaded gpgme-sys v0.9.1
[INFO] [stderr]   Downloaded rust-argon2 v0.7.0
[INFO] [stderr]   Downloaded gpgme v0.9.2
[INFO] [stderr]   Downloaded backtrace v0.3.46
[INFO] [stderr]   Downloaded git2 v0.13.5
[INFO] [stderr]   Downloaded libssh2-sys v0.2.17
[INFO] [stderr]   Downloaded backtrace-sys v0.1.37
[INFO] [stderr]   Downloaded syn v1.0.18
[INFO] [stderr]   Downloaded protobuf v2.14.0
[INFO] [stderr]   Downloaded protobuf-codegen v2.14.0
[INFO] [stderr]   Downloaded miniz_oxide v0.3.6
[INFO] [stderr]   Downloaded libgit2-sys v0.12.5+1.0.0
[INFO] [stderr]   Downloaded serde_json v1.0.52
[INFO] [stderr]   Downloaded gpg-error v0.5.1
[INFO] [stderr]   Downloaded libgpg-error-sys v0.5.1
[INFO] [stderr]   Downloaded sha-1 v0.3.4
[INFO] [stderr]   Downloaded generic-array v0.7.3
[INFO] [stderr]   Downloaded sha2 v0.5.3
[INFO] [stderr]   Downloaded uuid v0.8.1
[INFO] [stderr]   Downloaded libknox v0.4.0
[INFO] [stderr]   Downloaded console v0.11.2
[INFO] [stderr]   Downloaded indicatif v0.11.0
[INFO] [stderr]   Downloaded oath v0.10.2
[INFO] [stderr]   Downloaded pretty_env_logger v0.3.1
[INFO] [stderr]   Downloaded crypto-mac v0.3.0
[INFO] [stderr]   Downloaded hmac v0.1.1
[INFO] [stderr]   Downloaded cc v1.0.52
[INFO] [stderr]   Downloaded rustc-hex v1.0.0
[INFO] [stderr]   Downloaded byte-tools v0.1.3
[INFO] [stderr]   Downloaded digest-buffer v0.3.1
[INFO] [stderr]   Downloaded schannel v0.1.18
[INFO] [stderr]   Downloaded security-framework v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3b156e58c96f1116ff5a552fd8986a53ce36590ecf54074b58d79dd3f5d39c7
[INFO] running `Command { std: "docker" "start" "-a" "b3b156e58c96f1116ff5a552fd8986a53ce36590ecf54074b58d79dd3f5d39c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3b156e58c96f1116ff5a552fd8986a53ce36590ecf54074b58d79dd3f5d39c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3b156e58c96f1116ff5a552fd8986a53ce36590ecf54074b58d79dd3f5d39c7", kill_on_drop: false }`
[INFO] [stdout] b3b156e58c96f1116ff5a552fd8986a53ce36590ecf54074b58d79dd3f5d39c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0d49e78aff2b0323e79a2e80c19beed6705323b301c18707ff50fcbabe1ca5e
[INFO] running `Command { std: "docker" "start" "-a" "f0d49e78aff2b0323e79a2e80c19beed6705323b301c18707ff50fcbabe1ca5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling libgpg-error-sys v0.5.1
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking byte-tools v0.1.3
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling gpgme-sys v0.9.1
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]    Compiling gpg-error v0.5.1
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[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 generic-array v0.7.3
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking digest v0.5.2
[INFO] [stderr]     Checking digest-buffer v0.3.1
[INFO] [stderr]     Checking crypto-mac v0.3.0
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]     Checking cookie v0.12.0
[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', 'Xinerama', 'QueryScreens'))
[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/xinerama.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/xinerama.xml returned non-zero (1)
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x56040523a9d2 - std::backtrace_rs::backtrace::libunwind::trace::hd67e08e71d64f12a
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x56040523a9d2 - std::backtrace_rs::backtrace::trace_unsynchronized::h1b6e03ae921b7ccc
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x56040523a9d2 - std::sys_common::backtrace::_print_fmt::h104284235ec6c37d
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x56040523a9d2 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9ec11fc9f8e1e9e3
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x56040525c2fc - core::fmt::rt::Argument::fmt::hba6bb69d73dbc69a
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x56040525c2fc - core::fmt::write::h1591db653c658e71
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/fmt/mod.rs:1153:17
[INFO] [stderr]      6:     0x56040523873f - std::io::Write::write_fmt::hfbffa468e7623aef
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/io/mod.rs:1843:15
[INFO] [stderr]      7:     0x56040523a7a4 - std::sys_common::backtrace::_print::h00abfdf27a732373
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x56040523a7a4 - std::sys_common::backtrace::print::ha9520edf621a95dc
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x56040523bdfb - std::panicking::default_hook::{{closure}}::h46e508c07ecf0cb0
[INFO] [stderr]     10:     0x56040523bb53 - std::panicking::default_hook::h171667a6e5f66517
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x56040523c29d - std::panicking::rust_panic_with_hook::hb748cf56d2d9af62
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x56040523c172 - std::panicking::begin_panic_handler::{{closure}}::h1f68a14808274394
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x56040523aea6 - std::sys_common::backtrace::__rust_end_short_backtrace::h36413da1fefb6b73
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x56040523bea4 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x560405214065 - core::panicking::panic_fmt::hbebe585df2478a90
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x56040521a24d - build_script_build::main::{{closure}}::hfb557f7637256d1a
[INFO] [stderr]     17:     0x560405218de3 - build_script_build::visit_xml::h43e47fe33771014a
[INFO] [stderr]     18:     0x56040521970c - build_script_build::main::hfeb7c0e6743d49e2
[INFO] [stderr]     19:     0x560405215da3 - core::ops::function::FnOnce::call_once::hcb525ff5cc46b452
[INFO] [stderr]     20:     0x560405214a46 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4b6da4489cfdbc8e
[INFO] [stderr]     21:     0x560405215399 - std::rt::lang_start::{{closure}}::hf5f82ca4be535d32
[INFO] [stderr]     22:     0x5604052357f3 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc0dea7e08dfe9d58
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     23:     0x5604052357f3 - std::panicking::try::do_call::h9e7e3ff0019eca48
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:552:40
[INFO] [stderr]     24:     0x5604052357f3 - std::panicking::try::h4177c8693e12080e
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:516:19
[INFO] [stderr]     25:     0x5604052357f3 - std::panic::catch_unwind::h30c59f0ccf8c5da4
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panic.rs:146:14
[INFO] [stderr]     26:     0x5604052357f3 - std::rt::lang_start_internal::{{closure}}::hc959f2313e587664
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/rt.rs:148:48
[INFO] [stderr]     27:     0x5604052357f3 - std::panicking::try::do_call::h52365037f05374a7
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:552:40
[INFO] [stderr]     28:     0x5604052357f3 - std::panicking::try::h7da172df60cd6061
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:516:19
[INFO] [stderr]     29:     0x5604052357f3 - std::panic::catch_unwind::h88fa8b63d34be7de
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panic.rs:146:14
[INFO] [stderr]     30:     0x5604052357f3 - std::rt::lang_start_internal::hc3039611687c4867
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/rt.rs:148:20
[INFO] [stderr]     31:     0x560405215377 - std::rt::lang_start::h1fde0180542a5d72
[INFO] [stderr]     32:     0x56040521a2d5 - main
[INFO] [stderr]     33:     0x7fbbafbccd90 - <unknown>
[INFO] [stderr]     34:     0x7fbbafbcce40 - __libc_start_main
[INFO] [stderr]     35:     0x560405214645 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f0d49e78aff2b0323e79a2e80c19beed6705323b301c18707ff50fcbabe1ca5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0d49e78aff2b0323e79a2e80c19beed6705323b301c18707ff50fcbabe1ca5e", kill_on_drop: false }`
[INFO] [stdout] f0d49e78aff2b0323e79a2e80c19beed6705323b301c18707ff50fcbabe1ca5e
[INFO] checking knox-0.4.0 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate knox 0.4.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate knox 0.4.0 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "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-7-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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9defa35d70bf86b96227fe78d89146ccce4a2e0427666c43086c8474e49621e4
[INFO] running `Command { std: "docker" "start" "-a" "9defa35d70bf86b96227fe78d89146ccce4a2e0427666c43086c8474e49621e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9defa35d70bf86b96227fe78d89146ccce4a2e0427666c43086c8474e49621e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9defa35d70bf86b96227fe78d89146ccce4a2e0427666c43086c8474e49621e4", kill_on_drop: false }`
[INFO] [stdout] 9defa35d70bf86b96227fe78d89146ccce4a2e0427666c43086c8474e49621e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f7629fa953d7e99530858fb9290e1daf98bcbfd6c460ae23107814c0f86bd8a
[INFO] running `Command { std: "docker" "start" "-a" "3f7629fa953d7e99530858fb9290e1daf98bcbfd6c460ae23107814c0f86bd8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling libgpg-error-sys v0.5.1
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking byte-tools v0.1.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling gpg-error v0.5.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling gpgme-sys v0.9.1
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[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', 'Xinerama', 'QueryScreens'))
[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/xinerama.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/xinerama.xml returned non-zero (1)
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55c816bca9d2 - std::backtrace_rs::backtrace::libunwind::trace::h9c7f94e40162a27c
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x55c816bca9d2 - std::backtrace_rs::backtrace::trace_unsynchronized::ha56ed7d3a539b199
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55c816bca9d2 - std::sys_common::backtrace::_print_fmt::h2b061112255cbda0
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55c816bca9d2 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hd2f62a79c076756d
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55c816bec2fc - core::fmt::rt::Argument::fmt::h3f82fcb0e5df8f82
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55c816bec2fc - core::fmt::write::h205e4aa24bad4cfa
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/core/src/fmt/mod.rs:1153:17
[INFO] [stderr]      6:     0x55c816bc873f - std::io::Write::write_fmt::he97e1f829a4300f2
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/io/mod.rs:1843:15
[INFO] [stderr]      7:     0x55c816bca7a4 - std::sys_common::backtrace::_print::hc96730fdf6f00296
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55c816bca7a4 - std::sys_common::backtrace::print::h1c9d9bd05b4be363
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55c816bcbdfb - std::panicking::default_hook::{{closure}}::h49c3c76f3668a21c
[INFO] [stderr]     10:     0x55c816bcbb53 - std::panicking::default_hook::h0c2f084c9298debc
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55c816bcc29d - std::panicking::rust_panic_with_hook::h193b3d102883e089
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55c816bcc172 - std::panicking::begin_panic_handler::{{closure}}::h0490fb0ce2a5c0be
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x55c816bcaea6 - std::sys_common::backtrace::__rust_end_short_backtrace::hba4a3b291ebba6bd
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55c816bcbea4 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x55c816ba4065 - core::panicking::panic_fmt::hc5689e3f09a0388f
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55c816baa24d - build_script_build::main::{{closure}}::hd14d285959cd59de
[INFO] [stderr]     17:     0x55c816ba8de3 - build_script_build::visit_xml::h8fba49d7d7add511
[INFO] [stderr]     18:     0x55c816ba970c - build_script_build::main::hbd46aa644d1b3ea5
[INFO] [stderr]     19:     0x55c816ba5de3 - core::ops::function::FnOnce::call_once::ha5acd9b6e4f1e2d0
[INFO] [stderr]     20:     0x55c816ba4a46 - std::sys_common::backtrace::__rust_begin_short_backtrace::h77ea5bb78b43b420
[INFO] [stderr]     21:     0x55c816ba5399 - std::rt::lang_start::{{closure}}::h0a3d35344f873758
[INFO] [stderr]     22:     0x55c816bc57f3 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hb687d3eb5aa194ab
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     23:     0x55c816bc57f3 - std::panicking::try::do_call::h1a8db1b4ab94f870
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panicking.rs:552:40
[INFO] [stderr]     24:     0x55c816bc57f3 - std::panicking::try::hc39e689b83d5a32c
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panicking.rs:516:19
[INFO] [stderr]     25:     0x55c816bc57f3 - std::panic::catch_unwind::h9b93da0a1041af3a
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panic.rs:146:14
[INFO] [stderr]     26:     0x55c816bc57f3 - std::rt::lang_start_internal::{{closure}}::h7a8e8885ac2254b7
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/rt.rs:148:48
[INFO] [stderr]     27:     0x55c816bc57f3 - std::panicking::try::do_call::h3b7d4d3637ac6722
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panicking.rs:552:40
[INFO] [stderr]     28:     0x55c816bc57f3 - std::panicking::try::hd3ee0615612e7288
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panicking.rs:516:19
[INFO] [stderr]     29:     0x55c816bc57f3 - std::panic::catch_unwind::h9452a3a2801d03fb
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/panic.rs:146:14
[INFO] [stderr]     30:     0x55c816bc57f3 - std::rt::lang_start_internal::he827cc1207184f9b
[INFO] [stderr]                                  at /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/rt.rs:148:20
[INFO] [stderr]     31:     0x55c816ba5377 - std::rt::lang_start::h5955a24db285cc4f
[INFO] [stderr]     32:     0x55c816baa2d5 - main
[INFO] [stderr]     33:     0x7fc5d08f2d90 - <unknown>
[INFO] [stderr]     34:     0x7fc5d08f2e40 - __libc_start_main
[INFO] [stderr]     35:     0x55c816ba4645 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3f7629fa953d7e99530858fb9290e1daf98bcbfd6c460ae23107814c0f86bd8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f7629fa953d7e99530858fb9290e1daf98bcbfd6c460ae23107814c0f86bd8a", kill_on_drop: false }`
[INFO] [stdout] 3f7629fa953d7e99530858fb9290e1daf98bcbfd6c460ae23107814c0f86bd8a
