[INFO] cloning repository https://github.com/Wcubed/slime_simulation_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wcubed/slime_simulation_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWcubed%2Fslime_simulation_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWcubed%2Fslime_simulation_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 28a3d0c7a6c4562b0f9ff59d93c4a14610a14ed9
[INFO] checking Wcubed/slime_simulation_rust against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWcubed%2Fslime_simulation_rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Wcubed/slime_simulation_rust 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/Wcubed/slime_simulation_rust
[INFO] finished tweaking git repo https://github.com/Wcubed/slime_simulation_rust
[INFO] tweaked toml for git repo https://github.com/Wcubed/slime_simulation_rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Wcubed/slime_simulation_rust 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chlorine v1.0.7
[INFO] [stderr]   Downloaded imgui-winit-support v0.7.0
[INFO] [stderr]   Downloaded vulkano-win v0.20.0
[INFO] [stderr]   Downloaded imgui v0.7.0
[INFO] [stderr]   Downloaded imgui-sys v0.7.0
[INFO] [stderr]   Downloaded imgui-vulkano-renderer v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 95afb7de74c9e3c8d4757821a972cda788f042009081ee71bf6d30d9100c12b4
[INFO] running `Command { std: "docker" "start" "-a" "95afb7de74c9e3c8d4757821a972cda788f042009081ee71bf6d30d9100c12b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95afb7de74c9e3c8d4757821a972cda788f042009081ee71bf6d30d9100c12b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95afb7de74c9e3c8d4757821a972cda788f042009081ee71bf6d30d9100c12b4", kill_on_drop: false }`
[INFO] [stdout] 95afb7de74c9e3c8d4757821a972cda788f042009081ee71bf6d30d9100c12b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] feb9400c55f7837060c77c3bf4916d6b15e8200a526d71c31b12fba20caf4bf2
[INFO] running `Command { std: "docker" "start" "-a" "feb9400c55f7837060c77c3bf4916d6b15e8200a526d71c31b12fba20caf4bf2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[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 nix v0.18.0
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling shaderc-sys v0.6.3
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling imgui-sys v0.7.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling wayland-client v0.28.5
[INFO] [stderr]    Compiling wayland-protocols v0.28.5
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking xcursor v0.3.3
[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-393bc95cc1497b53/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:     0x55fae429bab5 - 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:     0x55fae429bab5 - 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:     0x55fae429bab5 - std::sys_common::backtrace::_print_fmt::hb94d89680d7f5d1c
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55fae429bab5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h42d21e2ba62fd274
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55fae42c000b - core::fmt::rt::Argument::fmt::h8932bbbd2b9c37fe
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55fae42c000b - core::fmt::write::h672f14b769052340
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/core/src/fmt/mod.rs:1153:17
[INFO] [stderr]      6:     0x55fae4298c8f - std::io::Write::write_fmt::h4d626b1d019eca5c
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/io/mod.rs:1843:15
[INFO] [stderr]      7:     0x55fae429b88e - std::sys_common::backtrace::_print::h745e446c2e03c5ca
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55fae429b88e - std::sys_common::backtrace::print::hf0f0fa4fb70dca2c
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55fae429d099 - std::panicking::default_hook::{{closure}}::h607769b198639ae5
[INFO] [stderr]     10:     0x55fae429ce03 - std::panicking::default_hook::h1e5811a5a9298ba1
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55fae429d534 - std::panicking::rust_panic_with_hook::hd0c5dc40875c06ef
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:789:13
[INFO] [stderr]     12:     0x55fae429d416 - std::panicking::begin_panic_handler::{{closure}}::hde3f6d4bced89f43
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:658:13
[INFO] [stderr]     13:     0x55fae429bf79 - 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:     0x55fae429d147 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:646:5
[INFO] [stderr]     15:     0x55fae42200e6 - core::panicking::panic_fmt::h5ffad3fb9ad671e0
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55fae4225396 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::he3ac20982c13c692
[INFO] [stderr]     17:     0x55fae4222353 - core::option::Option<T>::unwrap_or_else::he64d1df895959dd0
[INFO] [stderr]     18:     0x55fae42252f8 - build_script_build::cmd_finder::CommandFinder::must_have::h9ed0dceffca51f13
[INFO] [stderr]     19:     0x55fae4229375 - build_script_build::main::h18de7ceae0a1ce2c
[INFO] [stderr]     20:     0x55fae4221943 - core::ops::function::FnOnce::call_once::hdbb5285f9c53dfcc
[INFO] [stderr]     21:     0x55fae4220a36 - std::sys_common::backtrace::__rust_begin_short_backtrace::he1ade03ca1e689ab
[INFO] [stderr]     22:     0x55fae42210d9 - std::rt::lang_start::{{closure}}::h9d34f36d1b944915
[INFO] [stderr]     23:     0x55fae4294d51 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hf24a18568366726b
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x55fae4294d51 - std::panicking::try::do_call::hfe98fb6a5c700fa1
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:553:40
[INFO] [stderr]     25:     0x55fae4294d51 - std::panicking::try::h887aaa509ba266ad
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:517:19
[INFO] [stderr]     26:     0x55fae4294d51 - std::panic::catch_unwind::hdb24f00ea5a307a8
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panic.rs:146:14
[INFO] [stderr]     27:     0x55fae4294d51 - std::rt::lang_start_internal::{{closure}}::hacbffc0b2f55d28c
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/rt.rs:148:48
[INFO] [stderr]     28:     0x55fae4294d51 - std::panicking::try::do_call::hc810c59098be8c17
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:553:40
[INFO] [stderr]     29:     0x55fae4294d51 - std::panicking::try::h0d072b82be5f3f03
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:517:19
[INFO] [stderr]     30:     0x55fae4294d51 - std::panic::catch_unwind::hb0e7e36556665803
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panic.rs:146:14
[INFO] [stderr]     31:     0x55fae4294d51 - std::rt::lang_start_internal::h4207974af80a0725
[INFO] [stderr]                                  at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/rt.rs:148:20
[INFO] [stderr]     32:     0x55fae42210b7 - std::rt::lang_start::hf42160f1ae83bcfd
[INFO] [stderr]     33:     0x55fae4229d85 - main
[INFO] [stderr]     34:     0x7f029757bd90 - <unknown>
[INFO] [stderr]     35:     0x7f029757be40 - __libc_start_main
[INFO] [stderr]     36:     0x55fae4220715 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "feb9400c55f7837060c77c3bf4916d6b15e8200a526d71c31b12fba20caf4bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feb9400c55f7837060c77c3bf4916d6b15e8200a526d71c31b12fba20caf4bf2", kill_on_drop: false }`
[INFO] [stdout] feb9400c55f7837060c77c3bf4916d6b15e8200a526d71c31b12fba20caf4bf2