[INFO] cloning repository https://github.com/flatkvm/flatkvm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flatkvm/flatkvm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflatkvm%2Fflatkvm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflatkvm%2Fflatkvm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1159b35a62c0f7b96cd63098be23c418e30f6c6c
[INFO] checking flatkvm/flatkvm against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflatkvm%2Fflatkvm" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/flatkvm/flatkvm on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/flatkvm/flatkvm
[INFO] finished tweaking git repo https://github.com/flatkvm/flatkvm
[INFO] tweaked toml for git repo https://github.com/flatkvm/flatkvm written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/flatkvm/flatkvm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded humantime v1.2.0
[INFO] [stderr]   Downloaded termcolor v1.0.4
[INFO] [stderr]   Downloaded safemem v0.3.0
[INFO] [stderr]   Downloaded wincolor v1.0.1
[INFO] [stderr]   Downloaded serde_json v1.0.38
[INFO] [stderr]   Downloaded cfg-if v0.1.6
[INFO] [stderr]   Downloaded serde_derive v1.0.88
[INFO] [stderr]   Downloaded syn v0.15.26
[INFO] [stderr]   Downloaded serde v1.0.88
[INFO] [stderr]   Downloaded dbus v0.6.4
[INFO] [stderr]   Downloaded env_logger v0.5.13
[INFO] [stderr]   Downloaded regex v1.1.0
[INFO] [stderr]   Downloaded libdbus-sys v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e25aa856eafee515cf47d7ecf21860e7e103b932101bd984f44b5bd6d92bc935
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e25aa856eafee515cf47d7ecf21860e7e103b932101bd984f44b5bd6d92bc935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e25aa856eafee515cf47d7ecf21860e7e103b932101bd984f44b5bd6d92bc935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e25aa856eafee515cf47d7ecf21860e7e103b932101bd984f44b5bd6d92bc935", kill_on_drop: false }`
[INFO] [stdout] e25aa856eafee515cf47d7ecf21860e7e103b932101bd984f44b5bd6d92bc935
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51edd1ae174098c2cf0098733ad07e72343ab161cf2ccaa0e446e87f935159d6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "51edd1ae174098c2cf0098733ad07e72343ab161cf2ccaa0e446e87f935159d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.88
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]    Compiling libdbus-sys v0.1.5
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling xcb v0.8.2 (https://github.com/flatkvm/rust-xcb#d7cb614a)
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking dbus v0.6.4
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr] error: failed to run custom build command for `xcb v0.8.2 (https://github.com/flatkvm/rust-xcb#d7cb614a)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/xcb-06e263306c928bbe/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error occured in handler:  ('request: ', ('xcb', 'Xevie', 'SelectInput'))
[INFO] [stderr]   Traceback (most recent call last):
[INFO] [stderr]     File "/opt/rustwide/cargo-home/git/checkouts/rust-xcb-9e5ec3ffdc1c7df2/d7cb614/rs_client.py", line 2448, in <module>
[INFO] [stderr]       module.generate()
[INFO] [stderr]     File "/opt/rustwide/cargo-home/git/checkouts/rust-xcb-9e5ec3ffdc1c7df2/d7cb614/xcbgen/state.py", line 108, in generate
[INFO] [stderr]       self.close()
[INFO] [stderr]     File "/opt/rustwide/cargo-home/git/checkouts/rust-xcb-9e5ec3ffdc1c7df2/d7cb614/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/git/checkouts/rust-xcb-9e5ec3ffdc1c7df2/d7cb614/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/git/checkouts/rust-xcb-9e5ec3ffdc1c7df2/d7cb614/src/ffi/xevie.rs'
[INFO] [stderr]   thread 'main' panicked at 'processing of /opt/rustwide/cargo-home/git/checkouts/rust-xcb-9e5ec3ffdc1c7df2/d7cb614/xml/xevie.xml returned non-zero (1)', /opt/rustwide/cargo-home/git/checkouts/rust-xcb-9e5ec3ffdc1c7df2/d7cb614/build.rs:75:17
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55aecc5210f0 - std::backtrace_rs::backtrace::libunwind::trace::h4dee703919bfd40a
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55aecc5210f0 - std::backtrace_rs::backtrace::trace_unsynchronized::h457e839f1a563e20
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55aecc5210f0 - std::sys_common::backtrace::_print_fmt::h86a55fb30f8393c8
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55aecc5210f0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7b3d6cac46d277e1
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55aecc53b20f - core::fmt::write::h127419eb46f2ecc9
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/core/src/fmt/mod.rs:1092:17
[INFO] [stderr]      5:     0x55aecc51ed82 - std::io::Write::write_fmt::h6010cfbb4726588b
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/io/mod.rs:1572:15
[INFO] [stderr]      6:     0x55aecc522e15 - std::sys_common::backtrace::_print::h79b4f9652330cc9d
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55aecc522e15 - std::sys_common::backtrace::print::h330bb326a76af8cf
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55aecc522e15 - std::panicking::default_hook::{{closure}}::heb6a42a7d50a472e
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55aecc5228c3 - std::panicking::default_hook::h17e521ba6d68d6e1
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55aecc52341d - std::panicking::rust_panic_with_hook::h70db735e3a6e70cb
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55aecc522fb7 - std::panicking::begin_panic_handler::{{closure}}::h777c71c8e5a7e25c
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55aecc5215ac - std::sys_common::backtrace::__rust_end_short_backtrace::h3e9bf30168899554
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55aecc522f19 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55aecc4fceab - std::panicking::begin_panic_fmt::h0b6b6d9d830486ef
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:435:5
[INFO] [stderr]     15:     0x55aecc503826 - build_script_build::main::{{closure}}::h625723af298ce514
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/rust-xcb-9e5ec3ffdc1c7df2/d7cb614/build.rs:75:17
[INFO] [stderr]     16:     0x55aecc5023b5 - build_script_build::visit_xml::hf04ba3bfb1246283
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/rust-xcb-9e5ec3ffdc1c7df2/d7cb614/build.rs:20:44
[INFO] [stderr]     17:     0x55aecc502b93 - build_script_build::main::hee8340a83ccf7141
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/rust-xcb-9e5ec3ffdc1c7df2/d7cb614/build.rs:56:5
[INFO] [stderr]     18:     0x55aecc50028b - core::ops::function::FnOnce::call_once::h1b31811f134f3461
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55aecc5013ee - std::sys_common::backtrace::__rust_begin_short_backtrace::h2341d10564e01ca3
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55aecc5056e1 - std::rt::lang_start::{{closure}}::haf5f805589cbfc45
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x55aecc52381a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hbcc915e668c7ca11
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55aecc52381a - std::panicking::try::do_call::h6b0f430d48122ddf
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x55aecc52381a - std::panicking::try::h6ba420e2e21b5afa
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x55aecc52381a - std::panic::catch_unwind::h8366719d1f615eee
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panic.rs:431:14
[INFO] [stderr]     25:     0x55aecc52381a - std::rt::lang_start_internal::h965c28c9ce06ee73
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x55aecc5056c0 - std::rt::lang_start::hf151504e774ccea8
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x55aecc50392c - main
[INFO] [stderr]     28:     0x7fcbe569f0b3 - __libc_start_main
[INFO] [stderr]     29:     0x55aecc4fd90e - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "51edd1ae174098c2cf0098733ad07e72343ab161cf2ccaa0e446e87f935159d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51edd1ae174098c2cf0098733ad07e72343ab161cf2ccaa0e446e87f935159d6", kill_on_drop: false }`
[INFO] [stdout] 51edd1ae174098c2cf0098733ad07e72343ab161cf2ccaa0e446e87f935159d6