[INFO] cloning repository https://github.com/vulkano-rs/vulkano-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vulkano-rs/vulkano-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvulkano-rs%2Fvulkano-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvulkano-rs%2Fvulkano-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aac9004e4386e4cd0f153879222877862fa24dfc
[INFO] checking vulkano-rs/vulkano-examples against try#84addd32a13fa2d3f62fe5d99031611147b7fb13 for pr-147565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvulkano-rs%2Fvulkano-examples" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vulkano-rs/vulkano-examples
[INFO] finished tweaking git repo https://github.com/vulkano-rs/vulkano-examples
[INFO] tweaked toml for git repo https://github.com/vulkano-rs/vulkano-examples written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vulkano-rs/vulkano-examples on toolchain 84addd32a13fa2d3f62fe5d99031611147b7fb13
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+84addd32a13fa2d3f62fe5d99031611147b7fb13" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vulkano-rs/vulkano-examples 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" "+84addd32a13fa2d3f62fe5d99031611147b7fb13" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking vulkano-rs/vulkano-examples against try#84addd32a13fa2d3f62fe5d99031611147b7fb13 for pr-147565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvulkano-rs%2Fvulkano-examples" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vulkano-rs/vulkano-examples
[INFO] finished tweaking git repo https://github.com/vulkano-rs/vulkano-examples
[INFO] tweaked toml for git repo https://github.com/vulkano-rs/vulkano-examples written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vulkano-rs/vulkano-examples on toolchain 84addd32a13fa2d3f62fe5d99031611147b7fb13
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+84addd32a13fa2d3f62fe5d99031611147b7fb13" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vulkano-rs/vulkano-examples 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" "+84addd32a13fa2d3f62fe5d99031611147b7fb13" "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 wayland-cursor v0.28.3
[INFO] [stderr]   Downloaded libloading v0.5.1
[INFO] [stderr]   Downloaded wayland-sys v0.28.3
[INFO] [stderr]   Downloaded vulkano-win v0.20.0
[INFO] [stderr]   Downloaded downcast-rs v1.0.4
[INFO] [stderr]   Downloaded wayland-commons v0.28.3
[INFO] [stderr]   Downloaded shaderc v0.6.3
[INFO] [stderr]   Downloaded vk-sys v0.5.3
[INFO] [stderr]   Downloaded vulkano-shaders v0.20.0
[INFO] [stderr]   Downloaded wayland-scanner v0.28.3
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.12.2
[INFO] [stderr]   Downloaded wayland-client v0.28.3
[INFO] [stderr]   Downloaded nom v6.0.1
[INFO] [stderr]   Downloaded wayland-protocols v0.28.3
[INFO] [stderr]   Downloaded vulkano v0.20.0
[INFO] [stderr]   Downloaded shaderc-sys v0.6.3
[INFO] [stderr]   Downloaded cmake v0.1.40
[INFO] [stderr]   Downloaded crossbeam v0.7.1
[INFO] [stderr]   Downloaded objc_exception v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+84addd32a13fa2d3f62fe5d99031611147b7fb13" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7f45ce87e5b769d800c78822cc9fb6f0e2ca2a1d4a19e8c456be4f9359304fd
[INFO] running `Command { std: "docker" "start" "-a" "a7f45ce87e5b769d800c78822cc9fb6f0e2ca2a1d4a19e8c456be4f9359304fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7f45ce87e5b769d800c78822cc9fb6f0e2ca2a1d4a19e8c456be4f9359304fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7f45ce87e5b769d800c78822cc9fb6f0e2ca2a1d4a19e8c456be4f9359304fd", kill_on_drop: false }`
[INFO] [stdout] a7f45ce87e5b769d800c78822cc9fb6f0e2ca2a1d4a19e8c456be4f9359304fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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" "+84addd32a13fa2d3f62fe5d99031611147b7fb13" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33dd8be6f145f60598af134f43c6fd4c60ea2d76fae3c875f0b5db1607b3ab4e
[INFO] running `Command { std: "docker" "start" "-a" "33dd8be6f145f60598af134f43c6fd4c60ea2d76fae3c875f0b5db1607b3ab4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling wayland-sys v0.28.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]     Checking downcast-rs v1.0.4
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling vulkano v0.20.0
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking vk-sys v0.5.3
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling cmake v0.1.40
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling wayland-scanner v0.28.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling libloading v0.5.1
[INFO] [stderr]    Compiling shaderc-sys v0.6.3
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking crossbeam v0.7.1
[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-32c87187b17dfeab/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' (641) 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:     0x625272ef5632 - std::backtrace_rs::backtrace::libunwind::trace::he6497768e77a23a7
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x625272ef5632 - std::backtrace_rs::backtrace::trace_unsynchronized::h1bece4d2a65fce43
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x625272ef5632 - std::sys::backtrace::_print_fmt::hf3ace33aee92ef22
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x625272ef5632 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hd4c5c975129e4ba7
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x625272f0580f - core::fmt::rt::Argument::fmt::h149a4f931b3fb3e6
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x625272f0580f - core::fmt::write::hb1789ca8ca65b9ee
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x625272ec6783 - std::io::default_write_fmt::hca2d03199d10018d
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x625272ec6783 - std::io::Write::write_fmt::hf8b0557bcdd681a9
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x625272ed0e62 - std::sys::backtrace::BacktraceLock::print::h6471ffec93a9de2f
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x625272ed371c - std::panicking::default_hook::{{closure}}::h1945cee0ae92ece0
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x625272ed3576 - std::panicking::default_hook::h64b97aa94ecad0c2
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x625272ed3cf5 - std::panicking::panic_with_hook::hbc4e0b3f52aed87e
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x625272ed3b8a - std::panicking::panic_handler::{{closure}}::h912e812a4992ed76
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x625272ed0fa9 - std::sys::backtrace::__rust_end_short_backtrace::he7c4389dc97498c8
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x625272ebaa3d - __rustc[1b174ebc0691b3d5]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x625272f09260 - core::panicking::panic_fmt::h86f4aa06e974ef19
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x625272e7829b - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::h4e7ff6af9f8601dd
[INFO] [stderr]     17:     0x625272e7dd39 - core::option::Option<T>::unwrap_or_else::h6639ecf3665d4210
[INFO] [stderr]     18:     0x625272e7821c - build_script_build::cmd_finder::CommandFinder::must_have::h0c74ef773fd9e0f5
[INFO] [stderr]     19:     0x625272e7b819 - build_script_build::main::hd68f91494053726d
[INFO] [stderr]     20:     0x625272e7cfe3 - core::ops::function::FnOnce::call_once::hdf2dc7ef281fe979
[INFO] [stderr]     21:     0x625272e7c9d6 - std::sys::backtrace::__rust_begin_short_backtrace::hc398a760db0e105b
[INFO] [stderr]     22:     0x625272e7c909 - std::rt::lang_start::{{closure}}::hc14195d931ac36ec
[INFO] [stderr]     23:     0x625272ec7ea0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hf76aba3cfa42aa81
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x625272ec7ea0 - std::panicking::catch_unwind::do_call::h51f4f18d57f67d7d
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panicking.rs:590:40
[INFO] [stderr]     25:     0x625272ec7ea0 - std::panicking::catch_unwind::h12e96fb7e9031ed7
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panicking.rs:553:19
[INFO] [stderr]     26:     0x625272ec7ea0 - std::panic::catch_unwind::hf4066db54cc03af1
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x625272ec7ea0 - std::rt::lang_start_internal::{{closure}}::h12f9ba412d646573
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x625272ec7ea0 - std::panicking::catch_unwind::do_call::h9806b9c64d06e321
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panicking.rs:590:40
[INFO] [stderr]     29:     0x625272ec7ea0 - std::panicking::catch_unwind::h95712620610b5f72
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panicking.rs:553:19
[INFO] [stderr]     30:     0x625272ec7ea0 - std::panic::catch_unwind::hf61dc5c603b36d54
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x625272ec7ea0 - std::rt::lang_start_internal::hf81aee4eb90d27bd
[INFO] [stderr]                                  at /rustc/84addd32a13fa2d3f62fe5d99031611147b7fb13/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x625272e7c8f1 - std::rt::lang_start::h11ce7313c304ea41
[INFO] [stderr]     33:     0x625272e7f9b5 - main
[INFO] [stderr]     34:     0x7668c718f1ca - <unknown>
[INFO] [stderr]     35:     0x7668c718f28b - __libc_start_main
[INFO] [stderr]     36:     0x625272e77335 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "33dd8be6f145f60598af134f43c6fd4c60ea2d76fae3c875f0b5db1607b3ab4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33dd8be6f145f60598af134f43c6fd4c60ea2d76fae3c875f0b5db1607b3ab4e", kill_on_drop: false }`
[INFO] [stdout] 33dd8be6f145f60598af134f43c6fd4c60ea2d76fae3c875f0b5db1607b3ab4e
