[INFO] fetching crate oxio 0.1.3...
[INFO] checking oxio-0.1.3 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate oxio 0.1.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate oxio 0.1.3 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oxio 0.1.3
[INFO] finished tweaking crates.io crate oxio 0.1.3
[INFO] tweaked toml for crates.io crate oxio 0.1.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate oxio 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasi v0.10.1+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded git2 v0.13.15
[INFO] [stderr]   Downloaded colored v2.0.0
[INFO] [stderr]   Downloaded which v3.1.1
[INFO] [stderr]   Downloaded dirs-next v2.0.0
[INFO] [stderr]   Downloaded x11-clipboard v0.3.3
[INFO] [stderr]   Downloaded xcb v0.8.2
[INFO] [stderr]   Downloaded clipboard v0.5.0
[INFO] [stderr]   Downloaded getrandom v0.2.1
[INFO] [stderr]   Downloaded jobserver v0.1.21
[INFO] [stderr]   Downloaded libssh2-sys v0.2.20
[INFO] [stderr]   Downloaded clipboard-win v2.2.0
[INFO] [stderr]   Downloaded libgit2-sys v0.12.17+1.1.0
[INFO] [stderr]   Downloaded objc-foundation v0.1.1
[INFO] [stderr]   Downloaded objc_id v0.1.1
[INFO] [stderr]   Downloaded libc v0.2.82
[INFO] [stderr]   Downloaded rand v0.8.1
[INFO] [stderr]   Downloaded openssl-sys v0.9.60
[INFO] [stderr]   Downloaded shellexpand v2.1.0
[INFO] [stderr]   Downloaded rand_core v0.6.1
[INFO] [stderr]   Downloaded sha-1 v0.9.2
[INFO] [stderr]   Downloaded edit v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b16dcf1fd62ba68c71218f721b655e34f98d58fb78be1afafdf79b8b8fa935eb
[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" "b16dcf1fd62ba68c71218f721b655e34f98d58fb78be1afafdf79b8b8fa935eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b16dcf1fd62ba68c71218f721b655e34f98d58fb78be1afafdf79b8b8fa935eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b16dcf1fd62ba68c71218f721b655e34f98d58fb78be1afafdf79b8b8fa935eb", kill_on_drop: false }`
[INFO] [stdout] b16dcf1fd62ba68c71218f721b655e34f98d58fb78be1afafdf79b8b8fa935eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9b70debf04fe7bca6ab6c4aece5f5c7c364fafdc3626acba778ad53bb5e37cc
[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" "f9b70debf04fe7bca6ab6c4aece5f5c7c364fafdc3626acba778ad53bb5e37cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking which v3.1.1
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking shellexpand v2.1.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.8.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr] error: failed to run custom build command for `xcb v0.8.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/xcb-2026c0a2bc0790fc/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error occured in handler:  ('request: ', ('xcb', 'Composite', 'ReleaseOverlayWindow'))
[INFO] [stderr]   Traceback (most recent call last):
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/rs_client.py", line 2448, in <module>
[INFO] [stderr]       module.generate()
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/xcbgen/state.py", line 108, in generate
[INFO] [stderr]       self.close()
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/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/github.com-1ecc6299db9ec823/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/github.com-1ecc6299db9ec823/xcb-0.8.2/src/ffi/composite.rs'
[INFO] [stderr]   thread 'main' panicked at 'processing of /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/xml/composite.xml returned non-zero (1)', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:75:17
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55e549670740 - std::backtrace_rs::backtrace::libunwind::trace::hec7eaac9435d3512
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55e549670740 - std::backtrace_rs::backtrace::trace_unsynchronized::h42791b8fa12b7daa
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55e549670740 - std::sys_common::backtrace::_print_fmt::h3da3ebe04fb665a8
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55e549670740 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::he40bcdde3c4491cd
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55e54968e35f - core::fmt::write::h2c729149c08098ab
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/core/src/fmt/mod.rs:1094:17
[INFO] [stderr]      5:     0x55e54966e495 - std::io::Write::write_fmt::h28e0f2f58b8d7b7e
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/io/mod.rs:1580:15
[INFO] [stderr]      6:     0x55e54967241b - std::sys_common::backtrace::_print::h7f0223b1e3d898fc
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55e54967241b - std::sys_common::backtrace::print::h58edd634a14c2d4c
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55e54967241b - std::panicking::default_hook::{{closure}}::h71657a7591430164
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55e549671efd - std::panicking::default_hook::hcdf4eb5db072c85b
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55e5496729cd - std::panicking::rust_panic_with_hook::hfb91e961ffb5b8e0
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55e5496725c7 - std::panicking::begin_panic_handler::{{closure}}::h984d540e84311150
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55e549670bdc - std::sys_common::backtrace::__rust_end_short_backtrace::h32354258ff2aecd1
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55e549672529 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55e5496529bb - std::panicking::begin_panic_fmt::ha0ce415375ca426f
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:435:5
[INFO] [stderr]     15:     0x55e5496595c4 - build_script_build::main::{{closure}}::h03979a5f073caacc
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:75:17
[INFO] [stderr]     16:     0x55e549658155 - build_script_build::visit_xml::h5485f7e7a7f68055
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:20:44
[INFO] [stderr]     17:     0x55e549658933 - build_script_build::main::h11e63509f4119768
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:56:5
[INFO] [stderr]     18:     0x55e54965632b - core::ops::function::FnOnce::call_once::hfa9aa913788f3284
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55e5496571fe - std::sys_common::backtrace::__rust_begin_short_backtrace::he49155e864dae135
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55e54965b481 - std::rt::lang_start::{{closure}}::he764f79d3cadebe4
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x55e549672dca - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd5953dadf0bc8f54
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55e549672dca - std::panicking::try::do_call::h23b369f1996fb7d4
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x55e549672dca - std::panicking::try::he017ee9ed6bce192
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x55e549672dca - std::panic::catch_unwind::hbfb892340a78b30d
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panic.rs:431:14
[INFO] [stderr]     25:     0x55e549672dca - std::rt::lang_start_internal::hce6e4c0ce56abb51
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x55e54965b460 - std::rt::lang_start::h77ce27a340613d8d
[INFO] [stderr]                                  at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x55e5496596cc - main
[INFO] [stderr]     28:     0x7fd42c1c10b3 - __libc_start_main
[INFO] [stderr]     29:     0x55e5496536ee - _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" "f9b70debf04fe7bca6ab6c4aece5f5c7c364fafdc3626acba778ad53bb5e37cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9b70debf04fe7bca6ab6c4aece5f5c7c364fafdc3626acba778ad53bb5e37cc", kill_on_drop: false }`
[INFO] [stdout] f9b70debf04fe7bca6ab6c4aece5f5c7c364fafdc3626acba778ad53bb5e37cc