[INFO] fetching crate screenruster 0.2.1...
[INFO] checking screenruster-0.2.1 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate screenruster 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate screenruster 0.2.1 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate screenruster 0.2.1
[INFO] finished tweaking crates.io crate screenruster 0.2.1
[INFO] tweaked toml for crates.io crate screenruster 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate screenruster 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 181886b4291b9b174ebfec1bee9161eff417711430bcc6af7813eba236d68e0f
[INFO] running `Command { std: "docker" "start" "-a" "181886b4291b9b174ebfec1bee9161eff417711430bcc6af7813eba236d68e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "181886b4291b9b174ebfec1bee9161eff417711430bcc6af7813eba236d68e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "181886b4291b9b174ebfec1bee9161eff417711430bcc6af7813eba236d68e0f", kill_on_drop: false }`
[INFO] [stdout] 181886b4291b9b174ebfec1bee9161eff417711430bcc6af7813eba236d68e0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce8e6fe6a6219a45c8b19b80638a7d1e20468e9a727b657d47c5d62634672f13
[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" "ce8e6fe6a6219a45c8b19b80638a7d1e20468e9a727b657d47c5d62634672f13", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling pam-sys v0.5.6
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking json v0.12.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking app_dirs v1.2.1
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.4
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr] error: failed to run custom build command for `xkbcommon-sys v0.7.4`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/xkbcommon-sys-6377ed52b9a4b441/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-link-search=native=/usr/lib/x86_64-linux-gnu
[INFO] [stderr]   cargo:rustc-link-lib=xkbcommon
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Failure { command: "\"pkg-config\" \"--libs\" \"--cflags\" \"xkbcommon-x11\"", output: Output { status: ExitStatus(ExitStatus(256)), stdout: "", stderr: "Package xkbcommon-x11 was not found in the pkg-config search path.\nPerhaps you should add the directory containing `xkbcommon-x11.pc\'\nto the PKG_CONFIG_PATH environment variable\nNo package \'xkbcommon-x11\' found\n" } }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xkbcommon-sys-0.7.4/build.rs:44:11
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x560999427af0 - std::backtrace_rs::backtrace::libunwind::trace::hb4de9797f80b7b8c
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x560999427af0 - std::backtrace_rs::backtrace::trace_unsynchronized::h59566d0bd20efff7
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x560999427af0 - std::sys_common::backtrace::_print_fmt::hcfa5ce6be50275d4
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x560999427af0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hd8c307a38b9bab04
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x560999442ebc - core::fmt::write::h3868db8542c90941
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/core/src/fmt/mod.rs:1096:17
[INFO] [stderr]      5:     0x560999424a02 - std::io::Write::write_fmt::hab90295d5a0f197d
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/io/mod.rs:1568:15
[INFO] [stderr]      6:     0x5609994298f5 - std::sys_common::backtrace::_print::h19224910b8700cf1
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5609994298f5 - std::sys_common::backtrace::print::h25dedfa68c5fb84a
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5609994298f5 - std::panicking::default_hook::{{closure}}::h12c5765653a72a42
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x560999429453 - std::panicking::default_hook::he65cee71c4209f0c
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x56099942a091 - std::panicking::rust_panic_with_hook::h01a674d863fe0d8a
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x560999429bd7 - std::panicking::begin_panic_handler::{{closure}}::h9b9fecf185178864
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x560999427f8c - std::sys_common::backtrace::__rust_end_short_backtrace::h57be46a42dc7f24b
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x560999429b39 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x560999442291 - core::panicking::panic_fmt::h20225113c4a2f8fd
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x5609994420b3 - core::option::expect_none_failed::hc6d6d4cea4fdc285
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/core/src/option.rs:1300:5
[INFO] [stderr]     16:     0x5609993df383 - core::result::Result<T,E>::unwrap::h41f7c751f7f42368
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/core/src/result.rs:1037:23
[INFO] [stderr]     17:     0x5609993e0313 - build_script_build::main::h3508f8eb8e59e695
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xkbcommon-sys-0.7.4/build.rs:44:2
[INFO] [stderr]     18:     0x5609993e047b - core::ops::function::FnOnce::call_once::h31f8991cad26d523
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x5609993e035e - std::sys_common::backtrace::__rust_begin_short_backtrace::ha7e26e64f3abfbe6
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x5609993df1f1 - std::rt::lang_start::{{closure}}::hdddec900f2ed0b5b
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x56099942a4b7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2c4fd7d4128112a8
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x56099942a4b7 - std::panicking::try::do_call::h41fb7dbbbe7bece6
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x56099942a4b7 - std::panicking::try::hd38008ccba72bce1
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x56099942a4b7 - std::panic::catch_unwind::h057e765cd60f2d13
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panic.rs:431:14
[INFO] [stderr]     25:     0x56099942a4b7 - std::rt::lang_start_internal::hdb9d0b9d2cdcda8b
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x5609993df1c7 - std::rt::lang_start::h6ed2c5ae056f3698
[INFO] [stderr]                                  at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x5609993e034a - main
[INFO] [stderr]     28:     0x7f6797f590b3 - __libc_start_main
[INFO] [stderr]     29:     0x5609993df0be - _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" "ce8e6fe6a6219a45c8b19b80638a7d1e20468e9a727b657d47c5d62634672f13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce8e6fe6a6219a45c8b19b80638a7d1e20468e9a727b657d47c5d62634672f13", kill_on_drop: false }`
[INFO] [stdout] ce8e6fe6a6219a45c8b19b80638a7d1e20468e9a727b657d47c5d62634672f13