[INFO] fetching crate yagl 0.0.10...
[INFO] checking yagl-0.0.10 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate yagl 0.0.10 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate yagl 0.0.10 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yagl 0.0.10
[INFO] finished tweaking crates.io crate yagl 0.0.10
[INFO] tweaked toml for crates.io crate yagl 0.0.10 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate yagl 0.0.10 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gilrs-core v0.2.6
[INFO] [stderr]   Downloaded d3d12 v0.3.0
[INFO] [stderr]   Downloaded gfx-auxil v0.4.0
[INFO] [stderr]   Downloaded gfx-backend-empty v0.5.0
[INFO] [stderr]   Downloaded gfx-backend-dx11 v0.5.1
[INFO] [stderr]   Downloaded metal v0.18.0
[INFO] [stderr]   Downloaded shaderc v0.6.2
[INFO] [stderr]   Downloaded storage-map v0.2.0
[INFO] [stderr]   Downloaded gfx-descriptor v0.1.0
[INFO] [stderr]   Downloaded peek-poke-derive v0.2.1
[INFO] [stderr]   Downloaded wgpu-native v0.5.0
[INFO] [stderr]   Downloaded wgpu-types v0.5.1
[INFO] [stderr]   Downloaded instant v0.1.4
[INFO] [stderr]   Downloaded gfx-memory v0.1.3
[INFO] [stderr]   Downloaded tiff v0.5.0
[INFO] [stderr]   Downloaded gfx-hal v0.5.2
[INFO] [stderr]   Downloaded cocoa v0.20.1
[INFO] [stderr]   Downloaded core-graphics v0.19.0
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.5.8
[INFO] [stderr]   Downloaded wgpu-core v0.5.5
[INFO] [stderr]   Downloaded wgpu v0.5.0
[INFO] [stderr]   Downloaded gfx-backend-metal v0.5.4
[INFO] [stderr]   Downloaded serde_derive v1.0.113
[INFO] [stderr]   Downloaded peek-poke v0.2.0
[INFO] [stderr]   Downloaded image v0.23.6
[INFO] [stderr]   Downloaded syn v1.0.31
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.19
[INFO] [stderr]   Downloaded ash v0.30.0
[INFO] [stderr]   Downloaded gilrs v0.7.4
[INFO] [stderr]   Downloaded gfx-backend-dx12 v0.5.7
[INFO] [stderr]   Downloaded shaderc-sys v0.6.2
[INFO] [stderr]   Downloaded a2d v0.1.8
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48c6e9a7348f9cf7ccaead83cec646161816fd1185fc6ce0b991bf77407bb51c
[INFO] running `Command { std: "docker" "start" "-a" "48c6e9a7348f9cf7ccaead83cec646161816fd1185fc6ce0b991bf77407bb51c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48c6e9a7348f9cf7ccaead83cec646161816fd1185fc6ce0b991bf77407bb51c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48c6e9a7348f9cf7ccaead83cec646161816fd1185fc6ce0b991bf77407bb51c", kill_on_drop: false }`
[INFO] [stdout] 48c6e9a7348f9cf7ccaead83cec646161816fd1185fc6ce0b991bf77407bb51c
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2528dfc054501eccfbe5242ffe6f178230431195cd7460a474f2581f6366ce6f
[INFO] running `Command { std: "docker" "start" "-a" "2528dfc054501eccfbe5242ffe6f178230431195cd7460a474f2581f6366ce6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking gfx-hal v0.5.2
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]    Compiling shaderc-sys v0.6.2
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: 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 v0.6.2`
[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/shaderc-sys-bc55ecbddf4e408c/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 '
[INFO] [stderr] 
[INFO] [stderr]   couldn't find required command: "python"
[INFO] [stderr] 
[INFO] [stderr]   ', /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/shaderc-sys-0.6.2/build/cmd_finder.rs:50:13
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x564c04416151 - std::backtrace_rs::backtrace::libunwind::trace::h036e87df56fc4b9d
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x564c04416151 - std::backtrace_rs::backtrace::trace_unsynchronized::hd61eb2dbd6ae476a
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x564c04416151 - std::sys_common::backtrace::_print_fmt::h00c50d0875db23c9
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]      3:     0x564c04416151 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h63195ab2dde77ccc
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x564c04437cbf - core::fmt::rt::Argument::fmt::h83f4110348c688f4
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/core/src/fmt/rt.rs:138:9
[INFO] [stderr]      5:     0x564c04437cbf - core::fmt::write::h509367dd365f983a
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/core/src/fmt/mod.rs:1094:21
[INFO] [stderr]      6:     0x564c04413271 - std::io::Write::write_fmt::h8e60bfebdaabfee5
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/io/mod.rs:1713:15
[INFO] [stderr]      7:     0x564c04415f65 - std::sys_common::backtrace::_print::h96e550016098cde6
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x564c04415f65 - std::sys_common::backtrace::print::h7a049611b153a02e
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x564c04417517 - std::panicking::default_hook::{{closure}}::h1b023d46676794c4
[INFO] [stderr]     10:     0x564c04417304 - std::panicking::default_hook::hea2961dabcf68e83
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/panicking.rs:288:9
[INFO] [stderr]     11:     0x564c044179cc - std::panicking::rust_panic_with_hook::h4285c91a8168b001
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/panicking.rs:705:13
[INFO] [stderr]     12:     0x564c044178c7 - std::panicking::begin_panic_handler::{{closure}}::h6ebd0d46f0c6b010
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/panicking.rs:597:13
[INFO] [stderr]     13:     0x564c04416586 - std::sys_common::backtrace::__rust_end_short_backtrace::h92042d128576b63a
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/sys_common/backtrace.rs:151:18
[INFO] [stderr]     14:     0x564c04417612 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/panicking.rs:593:5
[INFO] [stderr]     15:     0x564c043ac623 - core::panicking::panic_fmt::h65404fc8061ee73a
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/core/src/panicking.rs:67:14
[INFO] [stderr]     16:     0x564c043b3d46 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::ha7b6a39f8d70780c
[INFO] [stderr]     17:     0x564c043b1f29 - core::option::Option<T>::unwrap_or_else::h6d781b52888fc776
[INFO] [stderr]     18:     0x564c043b3cb3 - build_script_build::cmd_finder::CommandFinder::must_have::h8bdacd7b25da3be1
[INFO] [stderr]     19:     0x564c043b093a - build_script_build::main::h0683e52a57b5a8dd
[INFO] [stderr]     20:     0x564c043b1853 - core::ops::function::FnOnce::call_once::hd696c0cfb73981c0
[INFO] [stderr]     21:     0x564c043b1d36 - std::sys_common::backtrace::__rust_begin_short_backtrace::hf28d7ca2aba04b79
[INFO] [stderr]     22:     0x564c043b10f9 - std::rt::lang_start::{{closure}}::h43025edbddd3e66e
[INFO] [stderr]     23:     0x564c0440f3f5 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h49ef85a8a8d45198
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x564c0440f3f5 - std::panicking::try::do_call::ha1def14af693a135
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/panicking.rs:500:40
[INFO] [stderr]     25:     0x564c0440f3f5 - std::panicking::try::haa3dc2a1139932e2
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/panicking.rs:464:19
[INFO] [stderr]     26:     0x564c0440f3f5 - std::panic::catch_unwind::h9d9cbebaf9f15c67
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/panic.rs:142:14
[INFO] [stderr]     27:     0x564c0440f3f5 - std::rt::lang_start_internal::{{closure}}::hf660a772669a69cc
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/rt.rs:148:48
[INFO] [stderr]     28:     0x564c0440f3f5 - std::panicking::try::do_call::hb1c34715bb9b1c46
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/panicking.rs:500:40
[INFO] [stderr]     29:     0x564c0440f3f5 - std::panicking::try::h499866fd990da8f1
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/panicking.rs:464:19
[INFO] [stderr]     30:     0x564c0440f3f5 - std::panic::catch_unwind::hac1ffec55b72e7bc
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/panic.rs:142:14
[INFO] [stderr]     31:     0x564c0440f3f5 - std::rt::lang_start_internal::h0fecf91cd579e7b6
[INFO] [stderr]                                  at /rustc/9610dfe5a9a731ced1ea4923ecbd0c57fe367898/library/std/src/rt.rs:148:20
[INFO] [stderr]     32:     0x564c043b10d7 - std::rt::lang_start::he0046458ca673d7b
[INFO] [stderr]     33:     0x564c043b10a5 - main
[INFO] [stderr]     34:     0x7f44fce5ad90 - <unknown>
[INFO] [stderr]     35:     0x7f44fce5ae40 - __libc_start_main
[INFO] [stderr]     36:     0x564c043acc85 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2528dfc054501eccfbe5242ffe6f178230431195cd7460a474f2581f6366ce6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2528dfc054501eccfbe5242ffe6f178230431195cd7460a474f2581f6366ce6f", kill_on_drop: false }`
[INFO] [stdout] 2528dfc054501eccfbe5242ffe6f178230431195cd7460a474f2581f6366ce6f
