[INFO] cloning repository https://github.com/kushaldas/smallpaste
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kushaldas/smallpaste" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkushaldas%2Fsmallpaste", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkushaldas%2Fsmallpaste'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1fe94f5fa0091ae58f4bbec1aa3443e2195a249
[INFO] testing kushaldas/smallpaste against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkushaldas%2Fsmallpaste" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kushaldas/smallpaste
[INFO] finished tweaking git repo https://github.com/kushaldas/smallpaste
[INFO] tweaked toml for git repo https://github.com/kushaldas/smallpaste written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kushaldas/smallpaste on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kushaldas/smallpaste 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded log v0.4.8
[INFO] [stderr]   Downloaded hermit-abi v0.1.13
[INFO] [stderr]   Downloaded unicode-width v0.1.7
[INFO] [stderr]   Downloaded clipboard-win v2.2.0
[INFO] [stderr]   Downloaded yaml-rust v0.4.4
[INFO] [stderr]   Downloaded x11-clipboard v0.3.3
[INFO] [stderr]   Downloaded clipboard v0.5.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.56
[INFO] [stderr]   Downloaded dirs v2.0.2
[INFO] [stderr]   Downloaded winapi v0.3.8
[INFO] [stderr]   Downloaded xcb v0.8.2
[INFO] [stderr]   Downloaded libc v0.2.71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ef724ee1dbbdacd131d9d4720b3806c1a654c6c5a8dc41a84a8074f4068d16c
[INFO] running `Command { std: "docker" "start" "-a" "7ef724ee1dbbdacd131d9d4720b3806c1a654c6c5a8dc41a84a8074f4068d16c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ef724ee1dbbdacd131d9d4720b3806c1a654c6c5a8dc41a84a8074f4068d16c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ef724ee1dbbdacd131d9d4720b3806c1a654c6c5a8dc41a84a8074f4068d16c", kill_on_drop: false }`
[INFO] [stdout] 7ef724ee1dbbdacd131d9d4720b3806c1a654c6c5a8dc41a84a8074f4068d16c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d63bcaa58c43ff7233e04bad255f833fc444625bae2331414acc3dda656aac48
[INFO] running `Command { std: "docker" "start" "-a" "d63bcaa58c43ff7233e04bad255f833fc444625bae2331414acc3dda656aac48", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[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-103961f9807c48c6/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error occured in handler:  ('request: ', ('xcb', 'Render', 'CreateConicalGradient'))
[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/render.rs'
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' 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/render.xml returned non-zero (1)
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5a597823f222 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5a597823f222 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5a597823f222 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5a597823f222 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5a597825e6e3 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5a597825e6e3 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stderr]      6:     0x5a597823c8a3 - std::io::default_write_fmt::h1470b6bb31d733fd
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5a597823c8a3 - std::io::Write::write_fmt::hd8146ab3991543d1
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5a597823f072 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5a5978240476 - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x5a5978240279 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x5a5978240d42 - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x5a5978240bda - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:706:13
[INFO] [stderr]     13:     0x5a597823f719 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x5a597824086d - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x5a597825d9d0 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5a5978217b30 - build_script_build::main::h2c391ef40a60014a
[INFO] [stderr]     17:     0x5a59782164f3 - std::sys::backtrace::__rust_begin_short_backtrace::hcd908246249c6898
[INFO] [stderr]     18:     0x5a59782164e9 - std::rt::lang_start::{{closure}}::h0e488ee69b95df2b
[INFO] [stderr]     19:     0x5a5978239440 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h106557a9d245eb10
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:284:21
[INFO] [stderr]     20:     0x5a5978239440 - std::panicking::catch_unwind::do_call::h18100d9574045a86
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stderr]     21:     0x5a5978239440 - std::panicking::catch_unwind::hf9f86a2471d520c7
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stderr]     22:     0x5a5978239440 - std::panic::catch_unwind::h410688ae8e8348a9
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stderr]     23:     0x5a5978239440 - std::rt::lang_start_internal::{{closure}}::h42fee7344f1a80c6
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:175:24
[INFO] [stderr]     24:     0x5a5978239440 - std::panicking::catch_unwind::do_call::h62b4ab9c433ebcfb
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stderr]     25:     0x5a5978239440 - std::panicking::catch_unwind::h61ceb8228d4a4310
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stderr]     26:     0x5a5978239440 - std::panic::catch_unwind::hf4a60a68b20bb306
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x5a5978239440 - std::rt::lang_start_internal::h3478bd2aa4cc9cb2
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:171:5
[INFO] [stderr]     28:     0x5a5978217f15 - main
[INFO] [stderr]     29:     0x7ce9590581ca - <unknown>
[INFO] [stderr]     30:     0x7ce95905828b - __libc_start_main
[INFO] [stderr]     31:     0x5a5978216415 - _start
[INFO] [stderr]     32:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d63bcaa58c43ff7233e04bad255f833fc444625bae2331414acc3dda656aac48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d63bcaa58c43ff7233e04bad255f833fc444625bae2331414acc3dda656aac48", kill_on_drop: false }`
[INFO] [stdout] d63bcaa58c43ff7233e04bad255f833fc444625bae2331414acc3dda656aac48