[INFO] cloning repository https://github.com/CircArgs/vulkano_tiled_mm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CircArgs/vulkano_tiled_mm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCircArgs%2Fvulkano_tiled_mm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCircArgs%2Fvulkano_tiled_mm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 81799bc40a7ab84869a1286b42df53dddd5a19a4
[INFO] checking CircArgs/vulkano_tiled_mm against try#b4c55082edd8dec08ce8af276d7054d9c4db20c4 for pr-147984
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCircArgs%2Fvulkano_tiled_mm" "/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/CircArgs/vulkano_tiled_mm
[INFO] finished tweaking git repo https://github.com/CircArgs/vulkano_tiled_mm
[INFO] tweaked toml for git repo https://github.com/CircArgs/vulkano_tiled_mm written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CircArgs/vulkano_tiled_mm on toolchain b4c55082edd8dec08ce8af276d7054d9c4db20c4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CircArgs/vulkano_tiled_mm 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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88280bc83a40c6be9a0d127ad32067b9ae859079b1e477611a534a758bb5d1ce
[INFO] running `Command { std: "docker" "start" "-a" "88280bc83a40c6be9a0d127ad32067b9ae859079b1e477611a534a758bb5d1ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88280bc83a40c6be9a0d127ad32067b9ae859079b1e477611a534a758bb5d1ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88280bc83a40c6be9a0d127ad32067b9ae859079b1e477611a534a758bb5d1ce", kill_on_drop: false }`
[INFO] [stdout] 88280bc83a40c6be9a0d127ad32067b9ae859079b1e477611a534a758bb5d1ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0cc71fc6bbb463c66a1972451a3f553ca275da84c38458a53270a5870f99caf3
[INFO] running `Command { std: "docker" "start" "-a" "0cc71fc6bbb463c66a1972451a3f553ca275da84c38458a53270a5870f99caf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]    Compiling vulkano v0.20.0
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking vk-sys v0.5.3
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling shaderc-sys v0.6.3
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.28.5
[INFO] [stderr]    Compiling wayland-protocols v0.28.5
[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-e13dad7d5703a665/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' (766) 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:     0x644fe93734c2 - std::backtrace_rs::backtrace::libunwind::trace::h8714d94f1f2bd164
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x644fe93734c2 - std::backtrace_rs::backtrace::trace_unsynchronized::hcafee44aa61e678f
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x644fe93734c2 - std::sys::backtrace::_print_fmt::ha8fba58b2f66a9e9
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x644fe93734c2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h55273c109f480de8
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x644fe938379f - core::fmt::rt::Argument::fmt::hddc1032261c428fe
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x644fe938379f - core::fmt::write::he6bcf7c3f2c4eba5
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x644fe9342f13 - std::io::default_write_fmt::hf93eabd79e5df19f
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x644fe9342f13 - std::io::Write::write_fmt::hc4c289442f488f72
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x644fe934dba2 - std::sys::backtrace::BacktraceLock::print::h453555a0d0bae7d2
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x644fe9350cdf - std::panicking::default_hook::{{closure}}::h3ebcee4d4a10f231
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x644fe9350b39 - std::panicking::default_hook::h8d904937f0dd5b7e
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x644fe93512b5 - std::panicking::panic_with_hook::hba74873bd829b497
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x644fe935114a - std::panicking::panic_handler::{{closure}}::h0dde4058cec7fa08
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x644fe934dce9 - std::sys::backtrace::__rust_end_short_backtrace::h9342f1937ef55218
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x644fe933705d - __rustc[5a136cd62b6ae824]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x644fe9387400 - core::panicking::panic_fmt::h7e8daff19647caf5
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x644fe92e541b - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::hce67c71729c72e34
[INFO] [stderr]     17:     0x644fe92eae39 - core::option::Option<T>::unwrap_or_else::hfc5c3bc503243cd0
[INFO] [stderr]     18:     0x644fe92e539c - build_script_build::cmd_finder::CommandFinder::must_have::h3fe0d67d6023b7a7
[INFO] [stderr]     19:     0x644fe92e89a5 - build_script_build::main::he2e8be6897b0d341
[INFO] [stderr]     20:     0x644fe92e9fc3 - core::ops::function::FnOnce::call_once::h34895cc80ab05dd1
[INFO] [stderr]     21:     0x644fe92e9b16 - std::sys::backtrace::__rust_begin_short_backtrace::hca6800cd59468f1a
[INFO] [stderr]     22:     0x644fe92e9a99 - std::rt::lang_start::{{closure}}::h7a5d541800343bbf
[INFO] [stderr]     23:     0x644fe9344680 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h7c8c93d7c0cb0422
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x644fe9344680 - std::panicking::catch_unwind::do_call::ha03d5ac0e4aa50e7
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panicking.rs:590:40
[INFO] [stderr]     25:     0x644fe9344680 - std::panicking::catch_unwind::hfba45bb934fc2e1a
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panicking.rs:553:19
[INFO] [stderr]     26:     0x644fe9344680 - std::panic::catch_unwind::h51a82f25faf184c3
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x644fe9344680 - std::rt::lang_start_internal::{{closure}}::h89e47390206e3c4f
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x644fe9344680 - std::panicking::catch_unwind::do_call::h6e1e6dcf14a2eeab
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panicking.rs:590:40
[INFO] [stderr]     29:     0x644fe9344680 - std::panicking::catch_unwind::h8dc206e2e3376274
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panicking.rs:553:19
[INFO] [stderr]     30:     0x644fe9344680 - std::panic::catch_unwind::h0ff4af620be037da
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x644fe9344680 - std::rt::lang_start_internal::h2f00f16ee79d72a1
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x644fe92e9a81 - std::rt::lang_start::h225f805fae17a19f
[INFO] [stderr]     33:     0x644fe92ecac5 - main
[INFO] [stderr]     34:     0x7a0ff898f1ca - <unknown>
[INFO] [stderr]     35:     0x7a0ff898f28b - __libc_start_main
[INFO] [stderr]     36:     0x644fe92e44b5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0cc71fc6bbb463c66a1972451a3f553ca275da84c38458a53270a5870f99caf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cc71fc6bbb463c66a1972451a3f553ca275da84c38458a53270a5870f99caf3", kill_on_drop: false }`
[INFO] [stdout] 0cc71fc6bbb463c66a1972451a3f553ca275da84c38458a53270a5870f99caf3
