[INFO] cloning repository https://github.com/LucasFerence/rdict
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LucasFerence/rdict" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucasFerence%2Frdict", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucasFerence%2Frdict'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d34c2ec2c9a39fb652833a87afb8681ef9130a63
[INFO] checking LucasFerence/rdict against master#c5af0610196bc39c44e54f1e08bd9149bdc66929 for pr-118120
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucasFerence%2Frdict" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LucasFerence/rdict on toolchain c5af0610196bc39c44e54f1e08bd9149bdc66929
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c5af0610196bc39c44e54f1e08bd9149bdc66929" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LucasFerence/rdict
[INFO] finished tweaking git repo https://github.com/LucasFerence/rdict
[INFO] tweaked toml for git repo https://github.com/LucasFerence/rdict written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/LucasFerence/rdict 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" "+c5af0610196bc39c44e54f1e08bd9149bdc66929" "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 LucasFerence/rdict against try#a832c07a2bcc7587230eb0706f83d1d602ae5c2b for pr-118120
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucasFerence%2Frdict" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LucasFerence/rdict on toolchain a832c07a2bcc7587230eb0706f83d1d602ae5c2b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a832c07a2bcc7587230eb0706f83d1d602ae5c2b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LucasFerence/rdict
[INFO] finished tweaking git repo https://github.com/LucasFerence/rdict
[INFO] tweaked toml for git repo https://github.com/LucasFerence/rdict written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/LucasFerence/rdict 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" "+a832c07a2bcc7587230eb0706f83d1d602ae5c2b" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+a832c07a2bcc7587230eb0706f83d1d602ae5c2b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ab61150800dfb1dabd5ef60f219df866d4ffb08104f068ea50ad04dc90112d6
[INFO] running `Command { std: "docker" "start" "-a" "1ab61150800dfb1dabd5ef60f219df866d4ffb08104f068ea50ad04dc90112d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ab61150800dfb1dabd5ef60f219df866d4ffb08104f068ea50ad04dc90112d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ab61150800dfb1dabd5ef60f219df866d4ffb08104f068ea50ad04dc90112d6", kill_on_drop: false }`
[INFO] [stdout] 1ab61150800dfb1dabd5ef60f219df866d4ffb08104f068ea50ad04dc90112d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+a832c07a2bcc7587230eb0706f83d1d602ae5c2b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d2a6fb6e3e75769a48b0096009061ccba04997e0b719856ce43124b969e5fa7
[INFO] running `Command { std: "docker" "start" "-a" "9d2a6fb6e3e75769a48b0096009061ccba04997e0b719856ce43124b969e5fa7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]     Checking clap v2.27.1
[INFO] [stderr]     Checking directories v3.0.1
[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-88a26989368b5350/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error occured in handler:  ('request: ', ('xcb', 'GenericEvent', 'QueryVersion'))
[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/genericevent.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/ge.xml returned non-zero (1)
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5591414592cc - std::backtrace_rs::backtrace::libunwind::trace::hab878932b7df49aa
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x5591414592cc - std::backtrace_rs::backtrace::trace_unsynchronized::h94702523da7eabfd
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5591414592cc - std::sys_common::backtrace::_print_fmt::h7384ee0413ff4607
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x5591414592cc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h980ba6a1f3ac0e0b
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55914147c840 - core::fmt::rt::Argument::fmt::h8a8b0a73c53deb84
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55914147c840 - core::fmt::write::h1c937eea38d9f81a
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55914145729f - std::io::Write::write_fmt::h01ae2112aa0c236e
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/io/mod.rs:1762:15
[INFO] [stderr]      7:     0x5591414590b4 - std::sys_common::backtrace::_print::h3b4d6b487ba73afb
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x5591414590b4 - std::sys_common::backtrace::print::h3bc453874273ec11
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55914145a757 - std::panicking::default_hook::{{closure}}::h043b55c2f9f05a8c
[INFO] [stderr]     10:     0x55914145a4bf - std::panicking::default_hook::h4a79ed9078a331dc
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55914145abd8 - std::panicking::rust_panic_with_hook::hd94d657be74ece8f
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55914145aabe - std::panicking::begin_panic_handler::{{closure}}::h76a261feb6cccfcd
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x559141459796 - std::sys_common::backtrace::__rust_end_short_backtrace::hbb7287c228a925ae
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55914145a822 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x559141433285 - core::panicking::panic_fmt::h93db01c1538d87f9
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x5591414391e1 - build_script_build::main::{{closure}}::he1e0a89b39000444
[INFO] [stderr]     17:     0x5591414380d5 - build_script_build::visit_xml::h3e1052d77bb186f5
[INFO] [stderr]     18:     0x559141438773 - build_script_build::main::h06c3373795f47628
[INFO] [stderr]     19:     0x559141434d53 - core::ops::function::FnOnce::call_once::h54f9be504b340c4d
[INFO] [stderr]     20:     0x559141433dc6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hf0a28776d25b74e0
[INFO] [stderr]     21:     0x559141434509 - std::rt::lang_start::{{closure}}::he31a8c589b4052d5
[INFO] [stderr]     22:     0x559141454037 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h7dfdc2284e5a864e
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     23:     0x559141454037 - std::panicking::try::do_call::h646723e9f628787e
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/panicking.rs:552:40
[INFO] [stderr]     24:     0x559141454037 - std::panicking::try::h3d7d1938a9420752
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/panicking.rs:516:19
[INFO] [stderr]     25:     0x559141454037 - std::panic::catch_unwind::h5507656a5cf40ff2
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/panic.rs:142:14
[INFO] [stderr]     26:     0x559141454037 - std::rt::lang_start_internal::{{closure}}::hd667ba2c23dd316f
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/rt.rs:148:48
[INFO] [stderr]     27:     0x559141454037 - std::panicking::try::do_call::hf0bf4466c9a8418b
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/panicking.rs:552:40
[INFO] [stderr]     28:     0x559141454037 - std::panicking::try::he6d72bcd465806ab
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/panicking.rs:516:19
[INFO] [stderr]     29:     0x559141454037 - std::panic::catch_unwind::h4cbf4f1e0a20337e
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/panic.rs:142:14
[INFO] [stderr]     30:     0x559141454037 - std::rt::lang_start_internal::h11a1cdc8acc3403f
[INFO] [stderr]                                  at /rustc/a832c07a2bcc7587230eb0706f83d1d602ae5c2b/library/std/src/rt.rs:148:20
[INFO] [stderr]     31:     0x5591414344e7 - std::rt::lang_start::h201a7b84b8a5f95d
[INFO] [stderr]     32:     0x559141439265 - main
[INFO] [stderr]     33:     0x7f2b75382d90 - <unknown>
[INFO] [stderr]     34:     0x7f2b75382e40 - __libc_start_main
[INFO] [stderr]     35:     0x5591414339a5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9d2a6fb6e3e75769a48b0096009061ccba04997e0b719856ce43124b969e5fa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d2a6fb6e3e75769a48b0096009061ccba04997e0b719856ce43124b969e5fa7", kill_on_drop: false }`
[INFO] [stdout] 9d2a6fb6e3e75769a48b0096009061ccba04997e0b719856ce43124b969e5fa7