[INFO] cloning repository https://github.com/AFelidae/CatFacts
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AFelidae/CatFacts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAFelidae%2FCatFacts", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAFelidae%2FCatFacts'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d23cb2d616978ab368c2035f3baed5a85018491
[INFO] checking AFelidae/CatFacts against master#da2544bfbe84df7b24d83c029c74299ebf6112c6 for pr-149681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAFelidae%2FCatFacts" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AFelidae/CatFacts
[INFO] finished tweaking git repo https://github.com/AFelidae/CatFacts
[INFO] tweaked toml for git repo https://github.com/AFelidae/CatFacts written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AFelidae/CatFacts on toolchain da2544bfbe84df7b24d83c029c74299ebf6112c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da2544bfbe84df7b24d83c029c74299ebf6112c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AFelidae/CatFacts 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" "+da2544bfbe84df7b24d83c029c74299ebf6112c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded log v0.4.11
[INFO] [stderr]   Downloaded clipboard-win v2.2.0
[INFO] [stderr]   Downloaded x11-clipboard v0.3.3
[INFO] [stderr]   Downloaded clipboard v0.5.0
[INFO] [stderr]   Downloaded xcb v0.8.2
[INFO] [stderr]   Downloaded libc v0.2.73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+da2544bfbe84df7b24d83c029c74299ebf6112c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87408a8ce981eadfb1bcb3b12e7e2019995de3936b4d741194587c4ddf36230c
[INFO] running `Command { std: "docker" "start" "-a" "87408a8ce981eadfb1bcb3b12e7e2019995de3936b4d741194587c4ddf36230c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87408a8ce981eadfb1bcb3b12e7e2019995de3936b4d741194587c4ddf36230c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87408a8ce981eadfb1bcb3b12e7e2019995de3936b4d741194587c4ddf36230c", kill_on_drop: false }`
[INFO] [stdout] 87408a8ce981eadfb1bcb3b12e7e2019995de3936b4d741194587c4ddf36230c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+da2544bfbe84df7b24d83c029c74299ebf6112c6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 744c67f86bad1a6878ed03e2697a4663778caf4ed2bfc8dfc63c9f2d86c72514
[INFO] running `Command { std: "docker" "start" "-a" "744c67f86bad1a6878ed03e2697a4663778caf4ed2bfc8dfc63c9f2d86c72514", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking cfg-if v0.1.10
[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-1261ec21c64ce1e9/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error occured in handler:  ('event:   ', ('xcb', 'ScreenSaver', 'Notify'))
[INFO] [stderr]   Traceback (most recent call last):
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/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-1949cf8c6b5b557f/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-1949cf8c6b5b557f/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-1949cf8c6b5b557f/xcb-0.8.2/rs_client.py", line 114, in writeout
[INFO] [stderr]       with open(path, 'w') as f:
[INFO] [stderr]            ^^^^^^^^^^^^^^^
[INFO] [stderr]   OSError: [Errno 30] Read-only file system: '/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/src/ffi/screensaver.rs'
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (105) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/build.rs:75:17:
[INFO] [stderr]   processing of /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/xml/screensaver.xml returned non-zero (1)
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x6483bf1d6ac2 - std[f514fd422ac14668]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x6483bf1d6ac2 - std[f514fd422ac14668]::backtrace_rs::backtrace::trace_unsynchronized::<std[f514fd422ac14668]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x6483bf1d6ac2 - std[f514fd422ac14668]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/sys/backtrace.rs:68:9
[INFO] [stderr]      3:     0x6483bf1d6ac2 - <<std[f514fd422ac14668]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[e0b24a86c947ebab]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/sys/backtrace.rs:38:26
[INFO] [stderr]      4:     0x6483bf1e8667 - <core[e0b24a86c947ebab]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x6483bf1e8667 - core[e0b24a86c947ebab]::fmt::write
[INFO] [stderr]      6:     0x6483bf1db5a6 - std[f514fd422ac14668]::io::default_write_fmt::<std[f514fd422ac14668]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/io/mod.rs:614:11
[INFO] [stderr]      7:     0x6483bf1db5a6 - <std[f514fd422ac14668]::sys::stdio::unix::Stderr as std[f514fd422ac14668]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/io/mod.rs:1969:13
[INFO] [stderr]      8:     0x6483bf1bab3f - <std[f514fd422ac14668]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/sys/backtrace.rs:41:9
[INFO] [stderr]      9:     0x6483bf1bab3f - std[f514fd422ac14668]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x6483bf1d2751 - std[f514fd422ac14668]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x6483bf1d290b - std[f514fd422ac14668]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x6483bf1babf8 - std[f514fd422ac14668]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x6483bf1b2799 - std[f514fd422ac14668]::sys::backtrace::__rust_end_short_backtrace::<std[f514fd422ac14668]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/sys/backtrace.rs:176:18
[INFO] [stderr]     14:     0x6483bf1bb55d - __rustc[6f3b9f676c2db62c]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x6483bf1e8cac - core[e0b24a86c947ebab]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x6483bf1a027b - build_script_build[496a5bfe6b4dab4e]::main::{closure#0}
[INFO] [stderr]     17:     0x6483bf19dfbd - build_script_build[496a5bfe6b4dab4e]::visit_xml::<build_script_build[496a5bfe6b4dab4e]::main::{closure#0}>
[INFO] [stderr]     18:     0x6483bf1a0a4a - build_script_build[496a5bfe6b4dab4e]::main
[INFO] [stderr]     19:     0x6483bf1a3613 - <fn() as core[e0b24a86c947ebab]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     20:     0x6483bf19f896 - std[f514fd422ac14668]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     21:     0x6483bf19fd69 - std[f514fd422ac14668]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     22:     0x6483bf1d18d6 - <&dyn core[e0b24a86c947ebab]::ops::function::Fn<(), Output = i32> + core[e0b24a86c947ebab]::panic::unwind_safe::RefUnwindSafe + core[e0b24a86c947ebab]::marker::Sync as core[e0b24a86c947ebab]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x6483bf1d18d6 - std[f514fd422ac14668]::panicking::catch_unwind::do_call::<&dyn core[e0b24a86c947ebab]::ops::function::Fn<(), Output = i32> + core[e0b24a86c947ebab]::panic::unwind_safe::RefUnwindSafe + core[e0b24a86c947ebab]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/panicking.rs:581:40
[INFO] [stderr]     24:     0x6483bf1d18d6 - std[f514fd422ac14668]::panicking::catch_unwind::<i32, &dyn core[e0b24a86c947ebab]::ops::function::Fn<(), Output = i32> + core[e0b24a86c947ebab]::panic::unwind_safe::RefUnwindSafe + core[e0b24a86c947ebab]::marker::Sync>
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/panicking.rs:544:19
[INFO] [stderr]     25:     0x6483bf1d18d6 - std[f514fd422ac14668]::panic::catch_unwind::<&dyn core[e0b24a86c947ebab]::ops::function::Fn<(), Output = i32> + core[e0b24a86c947ebab]::panic::unwind_safe::RefUnwindSafe + core[e0b24a86c947ebab]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x6483bf1d18d6 - std[f514fd422ac14668]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x6483bf1d18d6 - std[f514fd422ac14668]::panicking::catch_unwind::do_call::<std[f514fd422ac14668]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/panicking.rs:581:40
[INFO] [stderr]     28:     0x6483bf1d18d6 - std[f514fd422ac14668]::panicking::catch_unwind::<isize, std[f514fd422ac14668]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/panicking.rs:544:19
[INFO] [stderr]     29:     0x6483bf1d18d6 - std[f514fd422ac14668]::panic::catch_unwind::<std[f514fd422ac14668]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x6483bf1d18d6 - std[f514fd422ac14668]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/da2544bfbe84df7b24d83c029c74299ebf6112c6/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x6483bf19f811 - std[f514fd422ac14668]::rt::lang_start::<()>
[INFO] [stderr]     32:     0x6483bf1a3995 - main
[INFO] [stderr]     33:     0x79f5124991ca - <unknown>
[INFO] [stderr]     34:     0x79f51249928b - __libc_start_main
[INFO] [stderr]     35:     0x6483bf19d9f5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "744c67f86bad1a6878ed03e2697a4663778caf4ed2bfc8dfc63c9f2d86c72514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "744c67f86bad1a6878ed03e2697a4663778caf4ed2bfc8dfc63c9f2d86c72514", kill_on_drop: false }`
[INFO] [stdout] 744c67f86bad1a6878ed03e2697a4663778caf4ed2bfc8dfc63c9f2d86c72514
