[INFO] cloning repository https://github.com/KBone12/vulkan-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KBone12/vulkan-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKBone12%2Fvulkan-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKBone12%2Fvulkan-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53e002c5ada88f6fb13ff9e7b2b4b4a5967d9028
[INFO] checking KBone12/vulkan-tutorial/53e002c5ada88f6fb13ff9e7b2b4b4a5967d9028 against master#7c4ac0603e9ee5295bc802c90575391288a69a8a for pr-124728
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKBone12%2Fvulkan-tutorial" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KBone12/vulkan-tutorial on toolchain 7c4ac0603e9ee5295bc802c90575391288a69a8a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7c4ac0603e9ee5295bc802c90575391288a69a8a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KBone12/vulkan-tutorial
[INFO] finished tweaking git repo https://github.com/KBone12/vulkan-tutorial
[INFO] tweaked toml for git repo https://github.com/KBone12/vulkan-tutorial written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/KBone12/vulkan-tutorial 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" "+7c4ac0603e9ee5295bc802c90575391288a69a8a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cocoa v0.20.0
[INFO] [stderr]   Downloaded vk-sys v0.5.1
[INFO] [stderr]   Downloaded shaderc v0.6.2
[INFO] [stderr]   Downloaded vulkano-win v0.18.0
[INFO] [stderr]   Downloaded core-graphics v0.19.0
[INFO] [stderr]   Downloaded half v1.5.0
[INFO] [stderr]   Downloaded metal v0.17.1
[INFO] [stderr]   Downloaded vulkano-shaders v0.18.0
[INFO] [stderr]   Downloaded vulkano v0.18.0
[INFO] [stderr]   Downloaded winit v0.22.0
[INFO] [stderr]   Downloaded shaderc-sys v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+7c4ac0603e9ee5295bc802c90575391288a69a8a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79732a73ed93475d422528bf82d3dc38a30d8bcfe8f494307b5dba56aaa2aa56
[INFO] running `Command { std: "docker" "start" "-a" "79732a73ed93475d422528bf82d3dc38a30d8bcfe8f494307b5dba56aaa2aa56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79732a73ed93475d422528bf82d3dc38a30d8bcfe8f494307b5dba56aaa2aa56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79732a73ed93475d422528bf82d3dc38a30d8bcfe8f494307b5dba56aaa2aa56", kill_on_drop: false }`
[INFO] [stdout] 79732a73ed93475d422528bf82d3dc38a30d8bcfe8f494307b5dba56aaa2aa56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+7c4ac0603e9ee5295bc802c90575391288a69a8a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5fcc0c9acaf955436daae44cafe1cc744cd4368254b5a58438f5b0fa865ad65
[INFO] running `Command { std: "docker" "start" "-a" "b5fcc0c9acaf955436daae44cafe1cc744cd4368254b5a58438f5b0fa865ad65", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling shaderc-sys v0.6.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: shaderc-sys@0.6.2: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: shaderc-sys@0.6.2: 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-22d209f74f4c979e/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-0.6.2/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:     0x555b21747e15 - std::backtrace_rs::backtrace::libunwind::trace::ha519ee85e4cb38b7
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x555b21747e15 - std::backtrace_rs::backtrace::trace_unsynchronized::hcc8c152e0821d9e4
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x555b21747e15 - std::sys_common::backtrace::_print_fmt::h2eef99d4a887de83
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x555b21747e15 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9f90c3404631634b
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x555b2176b34b - core::fmt::rt::Argument::fmt::h6a042a39bd08edad
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/core/src/fmt/rt.rs:165:63
[INFO] [stderr]      5:     0x555b2176b34b - core::fmt::write::h9a14e12c61c57599
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/core/src/fmt/mod.rs:1157:21
[INFO] [stderr]      6:     0x555b2174514f - std::io::Write::write_fmt::hf8c42716ba87eafa
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/io/mod.rs:1835:15
[INFO] [stderr]      7:     0x555b21747bee - std::sys_common::backtrace::_print::h5ff381d96a8ce4e6
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x555b21747bee - std::sys_common::backtrace::print::hcda0c6d176f05db8
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x555b217490c9 - std::panicking::default_hook::{{closure}}::h12a050241d52fd18
[INFO] [stderr]     10:     0x555b21748e0d - std::panicking::default_hook::h012ba37d060263bf
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/panicking.rs:298:9
[INFO] [stderr]     11:     0x555b21749563 - std::panicking::rust_panic_with_hook::hbd277911e3628c9a
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/panicking.rs:795:13
[INFO] [stderr]     12:     0x555b21749444 - std::panicking::begin_panic_handler::{{closure}}::h9c5fc60fd74211ee
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/panicking.rs:664:13
[INFO] [stderr]     13:     0x555b217482d9 - std::sys_common::backtrace::__rust_end_short_backtrace::hfb2130689a12804e
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x555b21749177 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/panicking.rs:652:5
[INFO] [stderr]     15:     0x555b216dc083 - core::panicking::panic_fmt::hd827fa07b8e054f3
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x555b216e09aa - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::h5820d074f6bf22ea
[INFO] [stderr]     17:     0x555b216ddf43 - core::option::Option<T>::unwrap_or_else::h9eb5dddbbb1cb970
[INFO] [stderr]     18:     0x555b216e0908 - build_script_build::cmd_finder::CommandFinder::must_have::h77c3c516887e91fa
[INFO] [stderr]     19:     0x555b216e36bf - build_script_build::main::hfdff63c906b821e3
[INFO] [stderr]     20:     0x555b216dd763 - core::ops::function::FnOnce::call_once::h6b6d8ebf057b6cb9
[INFO] [stderr]     21:     0x555b216dc886 - std::sys_common::backtrace::__rust_begin_short_backtrace::h68aac98da46b10b4
[INFO] [stderr]     22:     0x555b216dcf29 - std::rt::lang_start::{{closure}}::hd84639b2b6649c25
[INFO] [stderr]     23:     0x555b217413bd - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h48b565569f805371
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x555b217413bd - std::panicking::try::do_call::hd7a441d1dfb99bff
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/panicking.rs:559:40
[INFO] [stderr]     25:     0x555b217413bd - std::panicking::try::h538091489ee10ef2
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/panicking.rs:523:19
[INFO] [stderr]     26:     0x555b217413bd - std::panic::catch_unwind::ha19dd55cc7c37b7d
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/panic.rs:149:14
[INFO] [stderr]     27:     0x555b217413bd - std::rt::lang_start_internal::{{closure}}::h9fe13ade646bf3f5
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/rt.rs:141:48
[INFO] [stderr]     28:     0x555b217413bd - std::panicking::try::do_call::ha929b1b1be27a5b7
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/panicking.rs:559:40
[INFO] [stderr]     29:     0x555b217413bd - std::panicking::try::hf043932ab7de1186
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/panicking.rs:523:19
[INFO] [stderr]     30:     0x555b217413bd - std::panic::catch_unwind::h8ef2437117f93531
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/panic.rs:149:14
[INFO] [stderr]     31:     0x555b217413bd - std::rt::lang_start_internal::h41731b8e8ff4d5e2
[INFO] [stderr]                                  at /rustc/7c4ac0603e9ee5295bc802c90575391288a69a8a/library/std/src/rt.rs:141:20
[INFO] [stderr]     32:     0x555b216dcf07 - std::rt::lang_start::h866a47be7caaac41
[INFO] [stderr]     33:     0x555b216e4075 - main
[INFO] [stderr]     34:     0x7f61c64fbd90 - <unknown>
[INFO] [stderr]     35:     0x7f61c64fbe40 - __libc_start_main
[INFO] [stderr]     36:     0x555b216dc6b5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b5fcc0c9acaf955436daae44cafe1cc744cd4368254b5a58438f5b0fa865ad65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5fcc0c9acaf955436daae44cafe1cc744cd4368254b5a58438f5b0fa865ad65", kill_on_drop: false }`
[INFO] [stdout] b5fcc0c9acaf955436daae44cafe1cc744cd4368254b5a58438f5b0fa865ad65