[INFO] cloning repository https://github.com/AndrewChoiDev/gfx_testing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AndrewChoiDev/gfx_testing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewChoiDev%2Fgfx_testing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewChoiDev%2Fgfx_testing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ac88f50ee1224c6293f9d6a27d27fb4db9957da
[INFO] testing AndrewChoiDev/gfx_testing against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewChoiDev%2Fgfx_testing" "/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/AndrewChoiDev/gfx_testing
[INFO] finished tweaking git repo https://github.com/AndrewChoiDev/gfx_testing
[INFO] tweaked toml for git repo https://github.com/AndrewChoiDev/gfx_testing written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AndrewChoiDev/gfx_testing on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AndrewChoiDev/gfx_testing 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f707ae71475f4f85d176c504928d3abc0400428eefff569ff736c2073ba2498
[INFO] running `Command { std: "docker" "start" "-a" "6f707ae71475f4f85d176c504928d3abc0400428eefff569ff736c2073ba2498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f707ae71475f4f85d176c504928d3abc0400428eefff569ff736c2073ba2498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f707ae71475f4f85d176c504928d3abc0400428eefff569ff736c2073ba2498", kill_on_drop: false }`
[INFO] [stdout] 6f707ae71475f4f85d176c504928d3abc0400428eefff569ff736c2073ba2498
[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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf2cdaebbb8a3cdd93b4e4614819516a6a5cf4c3f0d35cf9500e5700d6bcfe2f
[INFO] running `Command { std: "docker" "start" "-a" "cf2cdaebbb8a3cdd93b4e4614819516a6a5cf4c3f0d35cf9500e5700d6bcfe2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling smallvec v1.5.1
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling libloading v0.6.6
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling wayland-sys v0.28.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.1
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling wayland-scanner v0.28.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling gfx-hal v0.6.0
[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling andrew v0.3.1
[INFO] [stderr]    Compiling xcursor v0.3.3
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling spirv_headers v1.5.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling memmap2 v0.1.0
[INFO] [stderr]    Compiling ash v0.31.0
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling weezl v0.1.5
[INFO] [stderr]    Compiling inplace_it v0.3.2
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling wayland-client v0.28.2
[INFO] [stderr]    Compiling wayland-protocols v0.28.2
[INFO] [stderr]    Compiling gfx-memory v0.2.2
[INFO] [stderr]    Compiling gfx-descriptor v0.2.0
[INFO] [stderr]    Compiling wayland-commons v0.28.2
[INFO] [stderr]    Compiling calloop v0.6.5
[INFO] [stderr]    Compiling gfx-backend-empty v0.6.0
[INFO] [stderr]    Compiling shaderc-sys v0.7.0
[INFO] [stderr]    Compiling imgui-sys v0.6.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling wgpu-types v0.6.1
[INFO] [stderr]    Compiling copyless v0.1.5
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr] warning: shaderc-sys@0.7.0: shaderc: searching for native shaderc libraries on system;  use '--features build-from-source' to force building from source code
[INFO] [stderr] warning: shaderc-sys@0.7.0: shaderc: cannot find native shaderc library on system; falling back to build from source
[INFO] [stderr] error: failed to run custom build command for `shaderc-sys v0.7.0`
[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/shaderc-sys-b9d1abf0b5eb6bd7/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:warning=shaderc: searching for native shaderc libraries on system;  use '--features build-from-source' to force building from source code
[INFO] [stderr]   cargo:warning=shaderc: cannot find native shaderc library on system; falling back to build from source
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shaderc-sys-0.7.0/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:     0x5d4d1b9ca222 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5d4d1b9ca222 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5d4d1b9ca222 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5d4d1b9ca222 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5d4d1b9ed143 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5d4d1b9ed143 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stderr]      6:     0x5d4d1b9c6d83 - std::io::default_write_fmt::h92ac9345fd53cc14
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5d4d1b9c6d83 - std::io::Write::write_fmt::h5ebaf381f8338068
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5d4d1b9ca072 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5d4d1b9cb4a6 - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x5d4d1b9cb2a9 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x5d4d1b9cbeb2 - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x5d4d1b9cbc4a - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stderr]     13:     0x5d4d1b9ca719 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x5d4d1b9cb8dd - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x5d4d1b9ec0b0 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5d4d1b97c982 - build_script_build::cmd_finder::CommandFinder::must_have::h772530350baf5873
[INFO] [stderr]     17:     0x5d4d1b9777c5 - build_script_build::main::h15ec5cda38a58692
[INFO] [stderr]     18:     0x5d4d1b97cb23 - std::sys::backtrace::__rust_begin_short_backtrace::hc32f9179afd6dc94
[INFO] [stderr]     19:     0x5d4d1b97b079 - std::rt::lang_start::{{closure}}::h73b7889cc0b9b87b
[INFO] [stderr]     20:     0x5d4d1b9c2110 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc3929e8466919df6
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:284:21
[INFO] [stderr]     21:     0x5d4d1b9c2110 - std::panicking::catch_unwind::do_call::hed30a66745299fca
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stderr]     22:     0x5d4d1b9c2110 - std::panicking::catch_unwind::hdfb0bc9563518507
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stderr]     23:     0x5d4d1b9c2110 - std::panic::catch_unwind::hd0a1d748acfba573
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stderr]     24:     0x5d4d1b9c2110 - std::rt::lang_start_internal::{{closure}}::h0c1845f1b3064b93
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/rt.rs:175:24
[INFO] [stderr]     25:     0x5d4d1b9c2110 - std::panicking::catch_unwind::do_call::h1114c52e864472d2
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stderr]     26:     0x5d4d1b9c2110 - std::panicking::catch_unwind::h91938c6665615bc7
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stderr]     27:     0x5d4d1b9c2110 - std::panic::catch_unwind::h0c65d4211626564a
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stderr]     28:     0x5d4d1b9c2110 - std::rt::lang_start_internal::hc41e58da8618ff02
[INFO] [stderr]                                  at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/rt.rs:171:5
[INFO] [stderr]     29:     0x5d4d1b97a035 - main
[INFO] [stderr]     30:     0x76d82261e1ca - <unknown>
[INFO] [stderr]     31:     0x76d82261e28b - __libc_start_main
[INFO] [stderr]     32:     0x5d4d1b975f85 - _start
[INFO] [stderr]     33:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cf2cdaebbb8a3cdd93b4e4614819516a6a5cf4c3f0d35cf9500e5700d6bcfe2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf2cdaebbb8a3cdd93b4e4614819516a6a5cf4c3f0d35cf9500e5700d6bcfe2f", kill_on_drop: false }`
[INFO] [stdout] cf2cdaebbb8a3cdd93b4e4614819516a6a5cf4c3f0d35cf9500e5700d6bcfe2f
