[INFO] fetching crate caldera 0.2.0... [INFO] checking caldera-0.2.0 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] extracting crate caldera 0.2.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate caldera 0.2.0 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate caldera 0.2.0 [INFO] finished tweaking crates.io crate caldera 0.2.0 [INFO] tweaked toml for crates.io crate caldera 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate crates.io crate caldera 0.2.0 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libdbus-sys v0.2.1 [INFO] [stderr] Downloaded objc_exception v0.1.1 [INFO] [stderr] Downloaded raw-window-handle v0.3.1 [INFO] [stderr] Downloaded coreaudio-sys v0.2.3 [INFO] [stderr] Downloaded freetype-sys v0.9.0 [INFO] [stderr] Downloaded synstructure v0.12.2 [INFO] [stderr] Downloaded memoffset v0.5.2 [INFO] [stderr] Downloaded shaderc v0.6.1 [INFO] [stderr] Downloaded stb_truetype v0.3.0 [INFO] [stderr] Downloaded num_cpus v1.11.0 [INFO] [stderr] Downloaded half v1.4.0 [INFO] [stderr] Downloaded rusttype v0.8.1 [INFO] [stderr] Downloaded decorum v0.1.3 [INFO] [stderr] Downloaded x11-dl v2.18.4 [INFO] [stderr] Downloaded curl v0.4.25 [INFO] [stderr] Downloaded image v0.22.3 [INFO] [stderr] Downloaded bindgen v0.51.1 [INFO] [stderr] Downloaded chrono v0.4.9 [INFO] [stderr] Downloaded vulkano v0.16.0 [INFO] [stderr] Downloaded glib v0.8.2 [INFO] [stderr] Downloaded syn v1.0.7 [INFO] [stderr] Downloaded cpal v0.10.0 [INFO] [stderr] Downloaded openssl-sys v0.9.52 [INFO] [stderr] Downloaded libz-sys v1.0.25 [INFO] [stderr] Downloaded metal v0.17.0 [INFO] [stderr] Downloaded clang-sys v0.28.1 [INFO] [stderr] Downloaded glib-sys v0.9.0 [INFO] [stderr] Downloaded schannel v0.1.16 [INFO] [stderr] Downloaded crossbeam v0.7.2 [INFO] [stderr] Downloaded curl-sys v0.4.23 [INFO] [stderr] Downloaded shaderc-sys v0.6.1 [INFO] [stderr] Downloaded vk-sys v0.5.0 [INFO] [stderr] Downloaded basalt v0.6.0 [INFO] [stderr] Downloaded vulkano-win v0.16.0 [INFO] [stderr] Downloaded mpris-player v0.4.0 [INFO] [stderr] Downloaded include_dir_impl v0.4.1 [INFO] [stderr] Downloaded gobject-sys v0.9.0 [INFO] [stderr] Downloaded splines v3.0.0 [INFO] [stderr] Downloaded vulkano-shaders v0.16.0 [INFO] [stderr] Downloaded include_dir v0.4.1 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bbca4d8c76ceab634a33dd93de4c35ac819584641762148cf3e2f8d89e66d5a0 [INFO] running `Command { std: "docker" "start" "-a" "bbca4d8c76ceab634a33dd93de4c35ac819584641762148cf3e2f8d89e66d5a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bbca4d8c76ceab634a33dd93de4c35ac819584641762148cf3e2f8d89e66d5a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbca4d8c76ceab634a33dd93de4c35ac819584641762148cf3e2f8d89e66d5a0", kill_on_drop: false }` [INFO] [stdout] bbca4d8c76ceab634a33dd93de4c35ac819584641762148cf3e2f8d89e66d5a0 [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" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e4aa8a16b3bf3b779501558d155ff29a5b9f13532694a84013fad2471f8ea6a2 [INFO] running `Command { std: "docker" "start" "-a" "e4aa8a16b3bf3b779501558d155ff29a5b9f13532694a84013fad2471f8ea6a2", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling cc v1.0.47 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling syn v1.0.7 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling xml-rs v0.8.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Checking arrayvec v0.5.1 [INFO] [stderr] Compiling memoffset v0.5.2 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling cmake v0.1.42 [INFO] [stderr] Checking same-file v1.0.5 [INFO] [stderr] Compiling glib-sys v0.9.0 [INFO] [stderr] Checking downcast-rs v1.1.1 [INFO] [stderr] Checking stb_truetype v0.3.0 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking walkdir v2.2.9 [INFO] [stderr] Compiling x11-dl v2.18.4 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking xdg v2.2.0 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking num_cpus v1.11.0 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling wayland-scanner v0.21.13 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling openssl-sys v0.9.52 [INFO] [stderr] Compiling curl-sys v0.4.23 [INFO] [stderr] Compiling shaderc-sys v0.6.1 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling gobject-sys v0.9.0 [INFO] [stderr] Compiling libdbus-sys v0.2.1 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] The following warnings were emitted during compilation: [INFO] [stderr] [INFO] [stderr] warning: shaderc-sys@0.6.1: Checking for system installed libraries. Use --features = build-from-source to disable this behavior [INFO] [stderr] warning: shaderc-sys@0.6.1: 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 v0.6.1` [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-5043c6d7720dd058/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-0.6.1/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: 0x55b8187724ba - std::backtrace_rs::backtrace::libunwind::trace::h97abfd8a85887826 [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5 [INFO] [stderr] 1: 0x55b8187724ba - std::backtrace_rs::backtrace::trace_unsynchronized::h3fe33c3e2ffb6416 [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55b8187724ba - std::sys::backtrace::_print_fmt::hdf29e1ca2ba4cbbc [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x55b8187724ba - ::fmt::h731c3e1b756ff019 [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x55b818794dab - core::fmt::rt::Argument::fmt::hdfecaf84742c5a76 [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/core/src/fmt/rt.rs:177:76 [INFO] [stderr] 5: 0x55b818794dab - core::fmt::write::h9c97613a183100ea [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/core/src/fmt/mod.rs:1186:21 [INFO] [stderr] 6: 0x55b81876ec53 - std::io::Write::write_fmt::h7288d7c7dce2722e [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/io/mod.rs:1823:15 [INFO] [stderr] 7: 0x55b818772302 - std::sys::backtrace::BacktraceLock::print::h2bc6f048c13121f8 [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 8: 0x55b8187737e7 - std::panicking::default_hook::{{closure}}::hde92e91975a101c0 [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panicking.rs:268:22 [INFO] [stderr] 9: 0x55b818773616 - std::panicking::default_hook::hd8d6e2273bfc5edc [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panicking.rs:295:9 [INFO] [stderr] 10: 0x55b818773de7 - std::panicking::rust_panic_with_hook::hb332f821833efd3b [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panicking.rs:801:13 [INFO] [stderr] 11: 0x55b818773c87 - std::panicking::begin_panic_handler::{{closure}}::h00065c7fd19dfc55 [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panicking.rs:674:13 [INFO] [stderr] 12: 0x55b818772999 - std::sys::backtrace::__rust_end_short_backtrace::h10e475bd14bb8cb7 [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/sys/backtrace.rs:170:18 [INFO] [stderr] 13: 0x55b818773914 - rust_begin_unwind [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panicking.rs:665:5 [INFO] [stderr] 14: 0x55b818793c13 - core::panicking::panic_fmt::h59e161f9c51d6f0e [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/core/src/panicking.rs:74:14 [INFO] [stderr] 15: 0x55b818709833 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::hdf691dd69b5e29a6 [INFO] [stderr] 16: 0x55b818706fe3 - core::option::Option::unwrap_or_else::h77d16fa2b00c74d9 [INFO] [stderr] 17: 0x55b81870979c - build_script_build::cmd_finder::CommandFinder::must_have::h6662f27d67ca4560 [INFO] [stderr] 18: 0x55b81870c460 - build_script_build::main::h9cfafadc250960e9 [INFO] [stderr] 19: 0x55b818706803 - core::ops::function::FnOnce::call_once::h88e394a40d1c134f [INFO] [stderr] 20: 0x55b818706246 - std::sys::backtrace::__rust_begin_short_backtrace::haade620c857a05fc [INFO] [stderr] 21: 0x55b818706169 - std::rt::lang_start::{{closure}}::hdeecfdafa7e85f76 [INFO] [stderr] 22: 0x55b81876b330 - core::ops::function::impls:: for &F>::call_once::h00708edcd5cb0bf9 [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/core/src/ops/function.rs:284:13 [INFO] [stderr] 23: 0x55b81876b330 - std::panicking::try::do_call::h3211acb5ef596e26 [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panicking.rs:557:40 [INFO] [stderr] 24: 0x55b81876b330 - std::panicking::try::hfc77046d1a78b97f [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panicking.rs:520:19 [INFO] [stderr] 25: 0x55b81876b330 - std::panic::catch_unwind::h8cc6f9c887e41bb5 [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panic.rs:348:14 [INFO] [stderr] 26: 0x55b81876b330 - std::rt::lang_start_internal::{{closure}}::h1ae7a528cb090b94 [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/rt.rs:143:48 [INFO] [stderr] 27: 0x55b81876b330 - std::panicking::try::do_call::h7b341eaacca88c96 [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panicking.rs:557:40 [INFO] [stderr] 28: 0x55b81876b330 - std::panicking::try::h2190145387d00b24 [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panicking.rs:520:19 [INFO] [stderr] 29: 0x55b81876b330 - std::panic::catch_unwind::h39d0834a21ce2b28 [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panic.rs:348:14 [INFO] [stderr] 30: 0x55b81876b330 - std::rt::lang_start_internal::hf1cb939424e8449c [INFO] [stderr] at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/rt.rs:143:20 [INFO] [stderr] 31: 0x55b818706147 - std::rt::lang_start::heccf9584d959b261 [INFO] [stderr] 32: 0x55b81870ce05 - main [INFO] [stderr] 33: 0x733a69b19d90 - [INFO] [stderr] 34: 0x733a69b19e40 - __libc_start_main [INFO] [stderr] 35: 0x55b818705865 - _start [INFO] [stderr] 36: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "e4aa8a16b3bf3b779501558d155ff29a5b9f13532694a84013fad2471f8ea6a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4aa8a16b3bf3b779501558d155ff29a5b9f13532694a84013fad2471f8ea6a2", kill_on_drop: false }` [INFO] [stdout] e4aa8a16b3bf3b779501558d155ff29a5b9f13532694a84013fad2471f8ea6a2