[INFO] cloning repository https://github.com/riragon/RC-free-region
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/riragon/RC-free-region" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friragon%2FRC-free-region", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friragon%2FRC-free-region'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a768bd5126398115a12f3b7b3fe224e51d621114
[INFO] checking riragon/RC-free-region against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friragon%2FRC-free-region" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/riragon/RC-free-region
[INFO] finished tweaking git repo https://github.com/riragon/RC-free-region
[INFO] tweaked toml for git repo https://github.com/riragon/RC-free-region written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/riragon/RC-free-region on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/riragon/RC-free-region 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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cmk v0.1.2
[INFO] [stderr]   Downloaded cmake v0.1.52
[INFO] [stderr]   Downloaded fltk v1.5.1
[INFO] [stderr]   Downloaded fltk-sys v1.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cc65509cb6d1934a8d42cb71ad6f75befe63c0fb3275476f3286a9350802356
[INFO] running `Command { std: "docker" "start" "-a" "7cc65509cb6d1934a8d42cb71ad6f75befe63c0fb3275476f3286a9350802356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cc65509cb6d1934a8d42cb71ad6f75befe63c0fb3275476f3286a9350802356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cc65509cb6d1934a8d42cb71ad6f75befe63c0fb3275476f3286a9350802356", kill_on_drop: false }`
[INFO] [stdout] 7cc65509cb6d1934a8d42cb71ad6f75befe63c0fb3275476f3286a9350802356
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49bfe9494e8f294af5e3e32301ee4a7fb94feea0f30f72fa585222f01722672d
[INFO] running `Command { std: "docker" "start" "-a" "49bfe9494e8f294af5e3e32301ee4a7fb94feea0f30f72fa585222f01722672d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.6
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling cmk v0.1.2
[INFO] [stderr]     Checking ttf-parser v0.25.1
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.14
[INFO] [stderr]    Compiling cmake v0.1.52
[INFO] [stderr]    Compiling fltk-sys v1.5.0
[INFO] [stderr] error: failed to run custom build command for `fltk-sys v1.5.0`
[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/fltk-sys-330c406c28b21f53/build-script-main` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=build/android.rs
[INFO] [stderr]   cargo:rerun-if-changed=build/bundled.rs
[INFO] [stderr]   cargo:rerun-if-changed=build/link.rs
[INFO] [stderr]   cargo:rerun-if-changed=build/main.rs
[INFO] [stderr]   cargo:rerun-if-changed=build/source.rs
[INFO] [stderr]   cargo:rerun-if-changed=build/utils.rs
[INFO] [stderr]   cargo:rerun-if-changed=build/fltk_config.rs
[INFO] [stderr]   cargo:rerun-if-changed=build/pkg_config.rs
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]     % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
[INFO] [stderr]                                    Dload  Upload   Total   Spent    Left  Speed
[INFO] [stderr]   
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0curl: (6) Could not resolve host: github.com
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (179) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/fltk-sys-1.5.0/build/bundled.rs:30:13:
[INFO] [stderr]   Download bundled libraries from "https://github.com/MoAlyousef/cfltk/releases/latest/download/lib_x86_64-unknown-linux-gnu.tar.gz" failed
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x600c4d666fc2 - std::backtrace_rs::backtrace::libunwind::trace::h616ec230c5e48833
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x600c4d666fc2 - std::backtrace_rs::backtrace::trace_unsynchronized::h1cb9ba010d408e85
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x600c4d666fc2 - std::sys::backtrace::_print_fmt::h423772e3ab37228d
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x600c4d666fc2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h1b20bf43538739a7
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x600c4d67622f - core::fmt::rt::Argument::fmt::hdc121315d91682d8
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x600c4d67622f - core::fmt::write::h8b43cab19ae1983d
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x600c4d63d173 - std::io::default_write_fmt::he3cda771937121ba
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x600c4d63d173 - std::io::Write::write_fmt::he6ba151b4ec7471d
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x600c4d646a82 - std::sys::backtrace::BacktraceLock::print::h071283e026a65e09
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x600c4d6489ac - std::panicking::default_hook::{{closure}}::h8648822bb5a469ca
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x600c4d648806 - std::panicking::default_hook::h9a8734a4c300303d
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x600c4d648f85 - std::panicking::panic_with_hook::h07e66ce18b93f67f
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x600c4d648e1a - std::panicking::panic_handler::{{closure}}::h30e90fd534d9b1a9
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x600c4d646bb9 - std::sys::backtrace::__rust_end_short_backtrace::h4667bac268f68e7d
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x600c4d631a2d - __rustc[46abfc8fab5e70aa]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x600c4d6797a0 - core::panicking::panic_fmt::hb22f86c4fe9ab4a0
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x600c4d626964 - build_script_main::bundled::get::h18654fe1e3281feb
[INFO] [stderr]     17:     0x600c4d625647 - build_script_main::main::h0b87ac1619b0c136
[INFO] [stderr]     18:     0x600c4d6272e3 - core::ops::function::FnOnce::call_once::h14962913d60b49c2
[INFO] [stderr]     19:     0x600c4d626f16 - std::sys::backtrace::__rust_begin_short_backtrace::hc39450c0e8ed1f1a
[INFO] [stderr]     20:     0x600c4d626ce9 - std::rt::lang_start::{{closure}}::hf28ac54fba86ea31
[INFO] [stderr]     21:     0x600c4d63e7d0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h1bbfd62f68f057d9
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x600c4d63e7d0 - std::panicking::catch_unwind::do_call::hee035b3c2920b908
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panicking.rs:590:40
[INFO] [stderr]     23:     0x600c4d63e7d0 - std::panicking::catch_unwind::h9decfeaa9848961c
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panicking.rs:553:19
[INFO] [stderr]     24:     0x600c4d63e7d0 - std::panic::catch_unwind::hcdea1fe72f085026
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x600c4d63e7d0 - std::rt::lang_start_internal::{{closure}}::h7ee72e2bc04047ad
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x600c4d63e7d0 - std::panicking::catch_unwind::do_call::h9dbd3371bbdb444c
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panicking.rs:590:40
[INFO] [stderr]     27:     0x600c4d63e7d0 - std::panicking::catch_unwind::hc0bf821dd763cfc4
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panicking.rs:553:19
[INFO] [stderr]     28:     0x600c4d63e7d0 - std::panic::catch_unwind::h560d9660858f6b78
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x600c4d63e7d0 - std::rt::lang_start_internal::he2bdaa4ecf39e479
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x600c4d626cd1 - std::rt::lang_start::h657d15cb761bef14
[INFO] [stderr]     31:     0x600c4d627c75 - main
[INFO] [stderr]     32:     0x765f29f541ca - <unknown>
[INFO] [stderr]     33:     0x765f29f5428b - __libc_start_main
[INFO] [stderr]     34:     0x600c4d6237f5 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "49bfe9494e8f294af5e3e32301ee4a7fb94feea0f30f72fa585222f01722672d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49bfe9494e8f294af5e3e32301ee4a7fb94feea0f30f72fa585222f01722672d", kill_on_drop: false }`
[INFO] [stdout] 49bfe9494e8f294af5e3e32301ee4a7fb94feea0f30f72fa585222f01722672d
