[INFO] cloning repository https://github.com/flatkvm/flatkvm-paste
[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-paste" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflatkvm%2Fflatkvm-paste", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflatkvm%2Fflatkvm-paste'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51dbd6408fb887faa375c775c226bbb55afbafba
[INFO] checking flatkvm/flatkvm-paste against master#7dc9ff5c629753b6930ecfe9a0446538b8e25fb7 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflatkvm%2Fflatkvm-paste" "/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-paste on toolchain 7dc9ff5c629753b6930ecfe9a0446538b8e25fb7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/flatkvm/flatkvm-paste
[INFO] finished tweaking git repo https://github.com/flatkvm/flatkvm-paste
[INFO] tweaked toml for git repo https://github.com/flatkvm/flatkvm-paste written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/flatkvm/flatkvm-paste already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d62c9aa58b2ff899ec6a75c3589fe92ae2061d441b1129a9c4277fc3712c6a7
[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" "4d62c9aa58b2ff899ec6a75c3589fe92ae2061d441b1129a9c4277fc3712c6a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d62c9aa58b2ff899ec6a75c3589fe92ae2061d441b1129a9c4277fc3712c6a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d62c9aa58b2ff899ec6a75c3589fe92ae2061d441b1129a9c4277fc3712c6a7", kill_on_drop: false }`
[INFO] [stdout] 4d62c9aa58b2ff899ec6a75c3589fe92ae2061d441b1129a9c4277fc3712c6a7
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] c2f2959d7280751db0a896281d429f40caa9ca21efdc0ad19cc40b5f5985250a
[INFO] running `Command { std: "docker" "start" "-a" "c2f2959d7280751db0a896281d429f40caa9ca21efdc0ad19cc40b5f5985250a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling xcb v0.8.2 (https://github.com/flatkvm/rust-xcb#d7cb614a)
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.32.0
[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-ecda64ca5fbe017c/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error occured in handler:  ('event:   ', ('xcb', 'Sync', 'AlarmNotify'))
[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/sync.rs'
[INFO] [stderr]   thread 'main' panicked at 'processing of /opt/rustwide/cargo-home/git/checkouts/rust-xcb-9e5ec3ffdc1c7df2/d7cb614/xml/sync.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:     0x55a6ed41c780 - std::backtrace_rs::backtrace::libunwind::trace::h1037ca7e6eeef65c
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55a6ed41c780 - std::backtrace_rs::backtrace::trace_unsynchronized::haaefac1bc3669450
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55a6ed41c780 - std::sys_common::backtrace::_print_fmt::h863a6f5e6d995885
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55a6ed41c780 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h767e17e1aa7df6a8
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55a6ed43a5ff - core::fmt::write::h7aa6cd0067dca82a
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/core/src/fmt/mod.rs:1094:17
[INFO] [stderr]      5:     0x55a6ed41a3c5 - std::io::Write::write_fmt::h4c802b6f761026c1
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/io/mod.rs:1584:15
[INFO] [stderr]      6:     0x55a6ed41e57b - std::sys_common::backtrace::_print::h2769edb26a7eb606
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55a6ed41e57b - std::sys_common::backtrace::print::ha71f3549862b4cb6
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55a6ed41e57b - std::panicking::default_hook::{{closure}}::h95488a3bade217f6
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55a6ed41e051 - std::panicking::default_hook::h290aa602c0fb11df
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55a6ed41eb90 - std::panicking::rust_panic_with_hook::hf32c4fa635e215f2
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/panicking.rs:625:17
[INFO] [stderr]     11:     0x55a6ed41e727 - std::panicking::begin_panic_handler::{{closure}}::h95197ccd88846f7a
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/panicking.rs:519:13
[INFO] [stderr]     12:     0x55a6ed41cc1c - std::sys_common::backtrace::__rust_end_short_backtrace::h7641df9566f7b7d0
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55a6ed41e689 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/panicking.rs:515:5
[INFO] [stderr]     14:     0x55a6ed3feb7b - std::panicking::begin_panic_fmt::hdc39c0cc0031e534
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/panicking.rs:457:5
[INFO] [stderr]     15:     0x55a6ed405664 - build_script_build::main::{{closure}}::h68699dcddccc0a87
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/rust-xcb-9e5ec3ffdc1c7df2/d7cb614/build.rs:75:17
[INFO] [stderr]     16:     0x55a6ed4041f5 - build_script_build::visit_xml::he9ae0bedc0b874e3
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/rust-xcb-9e5ec3ffdc1c7df2/d7cb614/build.rs:20:44
[INFO] [stderr]     17:     0x55a6ed4049d3 - build_script_build::main::hed588b6b7d1ca599
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/rust-xcb-9e5ec3ffdc1c7df2/d7cb614/build.rs:56:5
[INFO] [stderr]     18:     0x55a6ed4020bb - core::ops::function::FnOnce::call_once::h2ccb1cee0150875c
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55a6ed401b3e - std::sys_common::backtrace::__rust_begin_short_backtrace::h99e0fd0d1bef29d3
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55a6ed407081 - std::rt::lang_start::{{closure}}::heed7b09bb9282205
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/rt.rs:49:18
[INFO] [stderr]     21:     0x55a6ed41efca - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h04259e4a34d07c2f
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55a6ed41efca - std::panicking::try::do_call::hb8da45704d5cfbbf
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/panicking.rs:401:40
[INFO] [stderr]     23:     0x55a6ed41efca - std::panicking::try::h4beadc19a78fec52
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/panicking.rs:365:19
[INFO] [stderr]     24:     0x55a6ed41efca - std::panic::catch_unwind::hc58016cd36ba81a4
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/panic.rs:433:14
[INFO] [stderr]     25:     0x55a6ed41efca - std::rt::lang_start_internal::hc51399759a90501a
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/rt.rs:34:21
[INFO] [stderr]     26:     0x55a6ed407060 - std::rt::lang_start::h06fe4e00919fd44d
[INFO] [stderr]                                  at /rustc/7dc9ff5c629753b6930ecfe9a0446538b8e25fb7/library/std/src/rt.rs:48:5
[INFO] [stderr]     27:     0x55a6ed40576c - main
[INFO] [stderr]     28:     0x7fa8d28030b3 - __libc_start_main
[INFO] [stderr]     29:     0x55a6ed3ff90e - _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" "c2f2959d7280751db0a896281d429f40caa9ca21efdc0ad19cc40b5f5985250a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2f2959d7280751db0a896281d429f40caa9ca21efdc0ad19cc40b5f5985250a", kill_on_drop: false }`
[INFO] [stdout] c2f2959d7280751db0a896281d429f40caa9ca21efdc0ad19cc40b5f5985250a