[INFO] cloning repository https://github.com/xh-dev-rust/xhuuid
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xh-dev-rust/xhuuid" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxh-dev-rust%2Fxhuuid", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxh-dev-rust%2Fxhuuid'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8eba6556f1134625e4ede8dc83f4d306d36fbb9
[INFO] checking xh-dev-rust/xhuuid against master#a299aa5df79dd8e5a1405b97ddd7b367b61eecc6 for pr-125923-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxh-dev-rust%2Fxhuuid" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xh-dev-rust/xhuuid on toolchain a299aa5df79dd8e5a1405b97ddd7b367b61eecc6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a299aa5df79dd8e5a1405b97ddd7b367b61eecc6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xh-dev-rust/xhuuid
[INFO] finished tweaking git repo https://github.com/xh-dev-rust/xhuuid
[INFO] tweaked toml for git repo https://github.com/xh-dev-rust/xhuuid written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/xh-dev-rust/xhuuid 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" "+a299aa5df79dd8e5a1405b97ddd7b367b61eecc6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking xh-dev-rust/xhuuid against try#8585d8c57bfa6d7d66340412e06b5611fa79cc61 for pr-125923-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxh-dev-rust%2Fxhuuid" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xh-dev-rust/xhuuid on toolchain 8585d8c57bfa6d7d66340412e06b5611fa79cc61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8585d8c57bfa6d7d66340412e06b5611fa79cc61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xh-dev-rust/xhuuid
[INFO] finished tweaking git repo https://github.com/xh-dev-rust/xhuuid
[INFO] tweaked toml for git repo https://github.com/xh-dev-rust/xhuuid written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/xh-dev-rust/xhuuid 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" "+8585d8c57bfa6d7d66340412e06b5611fa79cc61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking xh-dev-rust/xhuuid against try#8585d8c57bfa6d7d66340412e06b5611fa79cc61 for pr-125923-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxh-dev-rust%2Fxhuuid" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xh-dev-rust/xhuuid on toolchain 8585d8c57bfa6d7d66340412e06b5611fa79cc61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8585d8c57bfa6d7d66340412e06b5611fa79cc61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xh-dev-rust/xhuuid
[INFO] finished tweaking git repo https://github.com/xh-dev-rust/xhuuid
[INFO] tweaked toml for git repo https://github.com/xh-dev-rust/xhuuid written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/xh-dev-rust/xhuuid 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" "+8585d8c57bfa6d7d66340412e06b5611fa79cc61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+8585d8c57bfa6d7d66340412e06b5611fa79cc61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 946fc34fb21245a5377e5c0e6846d7b79168d016d7f332cf92cb28224c8162e2
[INFO] running `Command { std: "docker" "start" "-a" "946fc34fb21245a5377e5c0e6846d7b79168d016d7f332cf92cb28224c8162e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "946fc34fb21245a5377e5c0e6846d7b79168d016d7f332cf92cb28224c8162e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "946fc34fb21245a5377e5c0e6846d7b79168d016d7f332cf92cb28224c8162e2", kill_on_drop: false }`
[INFO] [stdout] 946fc34fb21245a5377e5c0e6846d7b79168d016d7f332cf92cb28224c8162e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+8585d8c57bfa6d7d66340412e06b5611fa79cc61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6209bb440e1b91feddd5f2f9d3cb7f96f0c8a9e9a2a9901328b70411c134bcb7
[INFO] running `Command { std: "docker" "start" "-a" "6209bb440e1b91feddd5f2f9d3cb7f96f0c8a9e9a2a9901328b70411c134bcb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr] error: failed to run custom build command for `xcb v0.8.2`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/xcb-6f9e127e163761b5/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:     0x55da94e686c5 - std::backtrace_rs::backtrace::libunwind::trace::h2fb4030f177a76ef
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x55da94e686c5 - std::backtrace_rs::backtrace::trace_unsynchronized::hd057190a5d963155
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55da94e686c5 - std::sys::backtrace::_print_fmt::h1dd9054e221b5e7f
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/sys/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55da94e686c5 - <std::sys::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1c1dc29c0e5db55f
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/sys/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55da94e8948b - core::fmt::rt::Argument::fmt::h0a3d352d62be0864
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/core/src/fmt/rt.rs:165:63
[INFO] [stderr]      5:     0x55da94e8948b - core::fmt::write::h788a955d92458f76
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/core/src/fmt/mod.rs:1168:21
[INFO] [stderr]      6:     0x55da94e65e6f - std::io::Write::write_fmt::h027900d6eb518f50
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/io/mod.rs:1835:15
[INFO] [stderr]      7:     0x55da94e6849e - std::sys::backtrace::_print::hceac9baa9ef76871
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/sys/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55da94e6849e - std::sys::backtrace::print::hbd0bc098a3e0b700
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/sys/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55da94e698b9 - std::panicking::default_hook::{{closure}}::hbfe726713287f325
[INFO] [stderr]     10:     0x55da94e69657 - std::panicking::default_hook::hc91a30fbc3d2d743
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55da94e69db1 - std::panicking::rust_panic_with_hook::hd3437bb00568a1f3
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/panicking.rs:796:13
[INFO] [stderr]     12:     0x55da94e69ca7 - std::panicking::begin_panic_handler::{{closure}}::h96b7c2d20f8163dc
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/panicking.rs:670:13
[INFO] [stderr]     13:     0x55da94e68b89 - std::sys::backtrace::__rust_end_short_backtrace::hc973eb030e5cd589
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/sys/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55da94e69984 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/panicking.rs:661:5
[INFO] [stderr]     15:     0x55da94e88693 - core::panicking::panic_fmt::h676208b1a206b101
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/core/src/panicking.rs:74:14
[INFO] [stderr]     16:     0x55da94e437e9 - build_script_build::main::{{closure}}::h95c6215ed274ca98
[INFO] [stderr]     17:     0x55da94e423de - build_script_build::visit_xml::h889e26ce0e1042bb
[INFO] [stderr]     18:     0x55da94e42d5c - build_script_build::main::h35dd4738d8d3533e
[INFO] [stderr]     19:     0x55da94e3f0d3 - core::ops::function::FnOnce::call_once::h3e49206bb168e01c
[INFO] [stderr]     20:     0x55da94e3e816 - std::sys::backtrace::__rust_begin_short_backtrace::hd3fd8104a92486de
[INFO] [stderr]     21:     0x55da94e3e699 - std::rt::lang_start::{{closure}}::h056379fe68c8287c
[INFO] [stderr]     22:     0x55da94e62d82 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6907cc4637289343
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     23:     0x55da94e62d82 - std::panicking::try::do_call::hda348a59fe1f9da3
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/panicking.rs:553:40
[INFO] [stderr]     24:     0x55da94e62d82 - std::panicking::try::hfb312d9133a4482c
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/panicking.rs:517:19
[INFO] [stderr]     25:     0x55da94e62d82 - std::panic::catch_unwind::h84967f080d9eda84
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/panic.rs:350:14
[INFO] [stderr]     26:     0x55da94e62d82 - std::rt::lang_start_internal::{{closure}}::hd10333aa96ad3268
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/rt.rs:141:48
[INFO] [stderr]     27:     0x55da94e62d82 - std::panicking::try::do_call::hec780231bc8bdf5d
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/panicking.rs:553:40
[INFO] [stderr]     28:     0x55da94e62d82 - std::panicking::try::hd2fcf83639e486f3
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/panicking.rs:517:19
[INFO] [stderr]     29:     0x55da94e62d82 - std::panic::catch_unwind::h6e58eff3496b7d06
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/panic.rs:350:14
[INFO] [stderr]     30:     0x55da94e62d82 - std::rt::lang_start_internal::hb32628ddb0ff42b2
[INFO] [stderr]                                  at /rustc/8585d8c57bfa6d7d66340412e06b5611fa79cc61/library/std/src/rt.rs:141:20
[INFO] [stderr]     31:     0x55da94e3e677 - std::rt::lang_start::h616f1df33d641a05
[INFO] [stderr]     32:     0x55da94e438b5 - main
[INFO] [stderr]     33:     0x7f274dc91d90 - <unknown>
[INFO] [stderr]     34:     0x7f274dc91e40 - __libc_start_main
[INFO] [stderr]     35:     0x55da94e3d435 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6209bb440e1b91feddd5f2f9d3cb7f96f0c8a9e9a2a9901328b70411c134bcb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6209bb440e1b91feddd5f2f9d3cb7f96f0c8a9e9a2a9901328b70411c134bcb7", kill_on_drop: false }`
[INFO] [stdout] 6209bb440e1b91feddd5f2f9d3cb7f96f0c8a9e9a2a9901328b70411c134bcb7