[INFO] cloning repository https://github.com/skinny121/kakapo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skinny121/kakapo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskinny121%2Fkakapo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskinny121%2Fkakapo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8262d5b270414e36d0388df5a29d8afbf17a12e7 [INFO] checking skinny121/kakapo against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskinny121%2Fkakapo" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/skinny121/kakapo on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/skinny121/kakapo [INFO] finished tweaking git repo https://github.com/skinny121/kakapo [INFO] tweaked toml for git repo https://github.com/skinny121/kakapo written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/skinny121/kakapo 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded darling_core v0.10.3 [INFO] [stderr] Downloaded darling_macro v0.10.3 [INFO] [stderr] Downloaded darling v0.10.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5864cd3bf475de7cdd8aa9bd9258acacb80372771a82d0de846dadccfb864382 [INFO] running `Command { std: "docker" "start" "-a" "5864cd3bf475de7cdd8aa9bd9258acacb80372771a82d0de846dadccfb864382", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5864cd3bf475de7cdd8aa9bd9258acacb80372771a82d0de846dadccfb864382", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5864cd3bf475de7cdd8aa9bd9258acacb80372771a82d0de846dadccfb864382", kill_on_drop: false }` [INFO] [stdout] 5864cd3bf475de7cdd8aa9bd9258acacb80372771a82d0de846dadccfb864382 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0bfe9c6d5046f078e8293499a33d40cc2220fd0869096b4a6fde2f02037ec0ed [INFO] running `Command { std: "docker" "start" "-a" "0bfe9c6d5046f078e8293499a33d40cc2220fd0869096b4a6fde2f02037ec0ed", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking libloading v0.6.6 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v1.5.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling nix v0.18.0 [INFO] [stderr] Compiling wayland-scanner v0.28.2 [INFO] [stderr] Compiling const_fn v0.4.5 [INFO] [stderr] Checking ab_glyph_rasterizer v0.1.4 [INFO] [stderr] Checking raw-window-handle v0.3.3 [INFO] [stderr] Compiling wayland-sys v0.28.2 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking gfx-hal v0.6.0 [INFO] [stderr] Checking dlib v0.4.2 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling jobserver v0.1.21 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Compiling cc v1.0.66 [INFO] [stderr] Compiling nom v6.0.1 [INFO] [stderr] Compiling wayland-client v0.28.2 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Compiling cmake v0.1.45 [INFO] [stderr] Compiling x11 v2.18.2 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking ttf-parser v0.9.0 [INFO] [stderr] Checking futures-sink v0.3.8 [INFO] [stderr] Checking futures-core v0.3.8 [INFO] [stderr] Checking futures-channel v0.3.8 [INFO] [stderr] Checking parking_lot_core v0.8.1 [INFO] [stderr] Compiling shaderc-sys v0.6.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking futures-task v0.3.8 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-io v0.3.8 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking owned_ttf_parser v0.9.0 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking ttf-parser v0.6.2 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Checking ab_glyph v0.2.7 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking bit-set v0.5.2 [INFO] [stderr] The following warnings were emitted during compilation: [INFO] [stderr] [INFO] [stderr] warning: shaderc-sys@0.6.3: Checking for system installed libraries. Use --features = build-from-source to disable this behavior [INFO] [stderr] warning: shaderc-sys@0.6.3: System installed library not found. Falling back to build from source [INFO] [stderr] [INFO] [stderr] error: failed to run custom build command for `shaderc-sys v0.6.3` [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/shaderc-sys-f438730da979739e/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:warning=Checking for system installed libraries. Use --features = build-from-source to disable this behavior [INFO] [stderr] cargo:warning=System installed library not found. Falling back to build from source [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/shaderc-sys-0.6.3/build/cmd_finder.rs:50:13: [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] couldn't find required command: "python" [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55b3e6d2e845 - std::backtrace_rs::backtrace::libunwind::trace::hb0d415bcff8c04ff [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5 [INFO] [stderr] 1: 0x55b3e6d2e845 - std::backtrace_rs::backtrace::trace_unsynchronized::hd3beb7af6a65b2fb [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55b3e6d2e845 - std::sys_common::backtrace::_print_fmt::hb94d89680d7f5d1c [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/sys_common/backtrace.rs:68:5 [INFO] [stderr] 3: 0x55b3e6d2e845 - ::fmt::h42d21e2ba62fd274 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stderr] 4: 0x55b3e6d52d9b - core::fmt::rt::Argument::fmt::h8932bbbd2b9c37fe [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/core/src/fmt/rt.rs:142:9 [INFO] [stderr] 5: 0x55b3e6d52d9b - core::fmt::write::h672f14b769052340 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/core/src/fmt/mod.rs:1153:17 [INFO] [stderr] 6: 0x55b3e6d2ba1f - std::io::Write::write_fmt::h4d626b1d019eca5c [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/io/mod.rs:1843:15 [INFO] [stderr] 7: 0x55b3e6d2e61e - std::sys_common::backtrace::_print::h745e446c2e03c5ca [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stderr] 8: 0x55b3e6d2e61e - std::sys_common::backtrace::print::hf0f0fa4fb70dca2c [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stderr] 9: 0x55b3e6d2fe29 - std::panicking::default_hook::{{closure}}::h607769b198639ae5 [INFO] [stderr] 10: 0x55b3e6d2fb93 - std::panicking::default_hook::h1e5811a5a9298ba1 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:292:9 [INFO] [stderr] 11: 0x55b3e6d302c4 - std::panicking::rust_panic_with_hook::hd0c5dc40875c06ef [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:789:13 [INFO] [stderr] 12: 0x55b3e6d301a6 - std::panicking::begin_panic_handler::{{closure}}::hde3f6d4bced89f43 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:658:13 [INFO] [stderr] 13: 0x55b3e6d2ed09 - std::sys_common::backtrace::__rust_end_short_backtrace::h88e846e54ebde2e3 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/sys_common/backtrace.rs:171:18 [INFO] [stderr] 14: 0x55b3e6d2fed7 - rust_begin_unwind [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:646:5 [INFO] [stderr] 15: 0x55b3e6cb20e6 - core::panicking::panic_fmt::h5ffad3fb9ad671e0 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/core/src/panicking.rs:72:14 [INFO] [stderr] 16: 0x55b3e6cb7396 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::h896374a96365b476 [INFO] [stderr] 17: 0x55b3e6cb4353 - core::option::Option::unwrap_or_else::h25266ab81153089f [INFO] [stderr] 18: 0x55b3e6cb72f8 - build_script_build::cmd_finder::CommandFinder::must_have::h2cda8da6f5be00cf [INFO] [stderr] 19: 0x55b3e6cbb375 - build_script_build::main::hf529f05c2e92de35 [INFO] [stderr] 20: 0x55b3e6cb38a3 - core::ops::function::FnOnce::call_once::h419acc38077a7344 [INFO] [stderr] 21: 0x55b3e6cb2a36 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4d91704e0185a957 [INFO] [stderr] 22: 0x55b3e6cb30d9 - std::rt::lang_start::{{closure}}::h9b5ae0b012784372 [INFO] [stderr] 23: 0x55b3e6d27ae1 - core::ops::function::impls:: for &F>::call_once::hf24a18568366726b [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/core/src/ops/function.rs:284:13 [INFO] [stderr] 24: 0x55b3e6d27ae1 - std::panicking::try::do_call::hfe98fb6a5c700fa1 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:553:40 [INFO] [stderr] 25: 0x55b3e6d27ae1 - std::panicking::try::h887aaa509ba266ad [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:517:19 [INFO] [stderr] 26: 0x55b3e6d27ae1 - std::panic::catch_unwind::hdb24f00ea5a307a8 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panic.rs:146:14 [INFO] [stderr] 27: 0x55b3e6d27ae1 - std::rt::lang_start_internal::{{closure}}::hacbffc0b2f55d28c [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/rt.rs:148:48 [INFO] [stderr] 28: 0x55b3e6d27ae1 - std::panicking::try::do_call::hc810c59098be8c17 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:553:40 [INFO] [stderr] 29: 0x55b3e6d27ae1 - std::panicking::try::h0d072b82be5f3f03 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:517:19 [INFO] [stderr] 30: 0x55b3e6d27ae1 - std::panic::catch_unwind::hb0e7e36556665803 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panic.rs:146:14 [INFO] [stderr] 31: 0x55b3e6d27ae1 - std::rt::lang_start_internal::h4207974af80a0725 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/rt.rs:148:20 [INFO] [stderr] 32: 0x55b3e6cb30b7 - std::rt::lang_start::hf784b00cfd871e35 [INFO] [stderr] 33: 0x55b3e6cbbd85 - main [INFO] [stderr] 34: 0x7febf6d98d90 - [INFO] [stderr] 35: 0x7febf6d98e40 - __libc_start_main [INFO] [stderr] 36: 0x55b3e6cb2715 - _start [INFO] [stderr] 37: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "0bfe9c6d5046f078e8293499a33d40cc2220fd0869096b4a6fde2f02037ec0ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bfe9c6d5046f078e8293499a33d40cc2220fd0869096b4a6fde2f02037ec0ed", kill_on_drop: false }` [INFO] [stdout] 0bfe9c6d5046f078e8293499a33d40cc2220fd0869096b4a6fde2f02037ec0ed