[INFO] cloning repository https://github.com/mildcwen/vulkan-study
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mildcwen/vulkan-study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmildcwen%2Fvulkan-study", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmildcwen%2Fvulkan-study'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 695a0a04195aa83f4be108f65198d44747fd2b2e
[INFO] checking mildcwen/vulkan-study against try#4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7 for pr-158816
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmildcwen%2Fvulkan-study" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mildcwen/vulkan-study
[INFO] finished tweaking git repo https://github.com/mildcwen/vulkan-study
[INFO] tweaked toml for git repo https://github.com/mildcwen/vulkan-study written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mildcwen/vulkan-study on toolchain 4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mildcwen/vulkan-study 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" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "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 wayland-sys v0.28.3
[INFO] [stderr]   Downloaded wayland-scanner v0.28.3
[INFO] [stderr]   Downloaded wayland-client v0.28.3
[INFO] [stderr]   Downloaded wayland-commons v0.28.3
[INFO] [stderr]   Downloaded ab_glyph_rasterizer v0.1.4
[INFO] [stderr]   Downloaded num_enum_derive v0.4.3
[INFO] [stderr]   Downloaded wayland-cursor v0.28.3
[INFO] [stderr]   Downloaded xcursor v0.3.3
[INFO] [stderr]   Downloaded num_enum v0.4.3
[INFO] [stderr]   Downloaded parking_lot_core v0.8.2
[INFO] [stderr]   Downloaded andrew v0.3.1
[INFO] [stderr]   Downloaded ndk-glue v0.2.1
[INFO] [stderr]   Downloaded vk-shader-macros-impl v0.2.6
[INFO] [stderr]   Downloaded vk-shader-macros v0.2.6
[INFO] [stderr]   Downloaded cmake v0.1.45
[INFO] [stderr]   Downloaded shaderc v0.6.3
[INFO] [stderr]   Downloaded memmap2 v0.1.0
[INFO] [stderr]   Downloaded calloop v0.6.5
[INFO] [stderr]   Downloaded log v0.4.13
[INFO] [stderr]   Downloaded ndk v0.2.1
[INFO] [stderr]   Downloaded core-graphics v0.22.2
[INFO] [stderr]   Downloaded derivative v2.1.3
[INFO] [stderr]   Downloaded serde v1.0.119
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.12.2
[INFO] [stderr]   Downloaded wayland-protocols v0.28.3
[INFO] [stderr]   Downloaded nom v6.0.1
[INFO] [stderr]   Downloaded nix v0.18.0
[INFO] [stderr]   Downloaded winit v0.24.0
[INFO] [stderr]   Downloaded ash v0.31.0
[INFO] [stderr]   Downloaded shaderc-sys v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 873b08154ce82f18728adad390e0fb05ef12716d802428d589e47d0ade357a93
[INFO] running `Command { std: "docker" "start" "873b08154ce82f18728adad390e0fb05ef12716d802428d589e47d0ade357a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "873b08154ce82f18728adad390e0fb05ef12716d802428d589e47d0ade357a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "873b08154ce82f18728adad390e0fb05ef12716d802428d589e47d0ade357a93" "/opt/rustwide/cargo-home/bin/cargo" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "873b08154ce82f18728adad390e0fb05ef12716d802428d589e47d0ade357a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "873b08154ce82f18728adad390e0fb05ef12716d802428d589e47d0ade357a93" "/opt/rustwide/cargo-home/bin/cargo" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]    Compiling wayland-scanner v0.28.3
[INFO] [stderr]    Compiling wayland-sys v0.28.3
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling shaderc-sys v0.6.3
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking andrew v0.3.1
[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] 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-bb68caaba9b9e8a1/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] 
[INFO] [stderr]   thread 'main' (584) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/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:     0x6268e6447441 - std[2c5fac1b514042de]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x6268e6447441 - std[2c5fac1b514042de]::backtrace_rs::backtrace::trace_unsynchronized::<std[2c5fac1b514042de]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x6268e6447441 - std[2c5fac1b514042de]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x6268e6447441 - <<std[2c5fac1b514042de]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[b192ae67eeb48c48]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x6268e645b91a - <core[b192ae67eeb48c48]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x6268e645b91a - core[b192ae67eeb48c48]::fmt::write
[INFO] [stderr]      6:     0x6268e644d48c - std[2c5fac1b514042de]::io::default_write_fmt::<std[2c5fac1b514042de]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/io/mod.rs:626:11
[INFO] [stderr]      7:     0x6268e644d48c - <std[2c5fac1b514042de]::sys::stdio::unix::Stderr as std[2c5fac1b514042de]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/io/mod.rs:1730:13
[INFO] [stderr]      8:     0x6268e6427b06 - <std[2c5fac1b514042de]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x6268e6427b06 - std[2c5fac1b514042de]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x6268e6441771 - std[2c5fac1b514042de]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x6268e644192b - std[2c5fac1b514042de]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/panicking.rs:815:13
[INFO] [stderr]     12:     0x6268e6427bb2 - std[2c5fac1b514042de]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/panicking.rs:688:13
[INFO] [stderr]     13:     0x6268e641cc39 - std[2c5fac1b514042de]::sys::backtrace::__rust_end_short_backtrace::<std[2c5fac1b514042de]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x6268e64283ad - __rustc[83d078a399b8dae3]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/panicking.rs:679:5
[INFO] [stderr]     15:     0x6268e645c08c - core[b192ae67eeb48c48]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x6268e63c4626 - <build_script_build[8f3923cc2d9cd99d]::cmd_finder::CommandFinder>::must_have::<&str>::{closure#0}
[INFO] [stderr]     17:     0x6268e63c1ec0 - <core[b192ae67eeb48c48]::option::Option<std[2c5fac1b514042de]::path::PathBuf>>::unwrap_or_else::<<build_script_build[8f3923cc2d9cd99d]::cmd_finder::CommandFinder>::must_have<&str>::{closure#0}>
[INFO] [stderr]     18:     0x6268e63c1d9c - <build_script_build[8f3923cc2d9cd99d]::cmd_finder::CommandFinder>::must_have::<&str>
[INFO] [stderr]     19:     0x6268e63c7fbd - build_script_build[8f3923cc2d9cd99d]::main
[INFO] [stderr]     20:     0x6268e63cadd3 - <fn() as core[b192ae67eeb48c48]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     21:     0x6268e63c3b76 - std[2c5fac1b514042de]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     22:     0x6268e63c47b9 - std[2c5fac1b514042de]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     23:     0x6268e6440a97 - <&dyn core[b192ae67eeb48c48]::ops::function::Fn<(), Output = i32> + core[b192ae67eeb48c48]::panic::unwind_safe::RefUnwindSafe + core[b192ae67eeb48c48]::marker::Sync as core[b192ae67eeb48c48]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x6268e6440a97 - std[2c5fac1b514042de]::panicking::catch_unwind::do_call::<&dyn core[b192ae67eeb48c48]::ops::function::Fn<(), Output = i32> + core[b192ae67eeb48c48]::panic::unwind_safe::RefUnwindSafe + core[b192ae67eeb48c48]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/panicking.rs:576:43
[INFO] [stderr]     25:     0x6268e6440a97 - std[2c5fac1b514042de]::panicking::catch_unwind::<i32, &dyn core[b192ae67eeb48c48]::ops::function::Fn<(), Output = i32> + core[b192ae67eeb48c48]::panic::unwind_safe::RefUnwindSafe + core[b192ae67eeb48c48]::marker::Sync>
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/panicking.rs:544:19
[INFO] [stderr]     26:     0x6268e6440a97 - std[2c5fac1b514042de]::panic::catch_unwind::<&dyn core[b192ae67eeb48c48]::ops::function::Fn<(), Output = i32> + core[b192ae67eeb48c48]::panic::unwind_safe::RefUnwindSafe + core[b192ae67eeb48c48]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x6268e6440a97 - std[2c5fac1b514042de]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x6268e6440a97 - std[2c5fac1b514042de]::panicking::catch_unwind::do_call::<std[2c5fac1b514042de]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/panicking.rs:576:43
[INFO] [stderr]     29:     0x6268e6440a97 - std[2c5fac1b514042de]::panicking::catch_unwind::<isize, std[2c5fac1b514042de]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/panicking.rs:544:19
[INFO] [stderr]     30:     0x6268e6440a97 - std[2c5fac1b514042de]::panic::catch_unwind::<std[2c5fac1b514042de]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x6268e6440a97 - std[2c5fac1b514042de]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x6268e63c3731 - std[2c5fac1b514042de]::rt::lang_start::<()>
[INFO] [stderr]     33:     0x6268e63caf55 - main
[INFO] [stderr]     34:     0x7da8e99bb1ca - <unknown>
[INFO] [stderr]     35:     0x7da8e99bb28b - __libc_start_main
[INFO] [stderr]     36:     0x6268e63c0ff5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "873b08154ce82f18728adad390e0fb05ef12716d802428d589e47d0ade357a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "873b08154ce82f18728adad390e0fb05ef12716d802428d589e47d0ade357a93", kill_on_drop: false }`
[INFO] [stdout] 873b08154ce82f18728adad390e0fb05ef12716d802428d589e47d0ade357a93
