[INFO] cloning repository https://github.com/AlmightyFloppyFish/zircon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlmightyFloppyFish/zircon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlmightyFloppyFish%2Fzircon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlmightyFloppyFish%2Fzircon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2db5924b284c8c4792d242883bc88ca7acee8cd2
[INFO] checking AlmightyFloppyFish/zircon against try#2b39fe756f52bc2825bf5b2bfc385cab922dae10 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlmightyFloppyFish%2Fzircon" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AlmightyFloppyFish/zircon
[INFO] finished tweaking git repo https://github.com/AlmightyFloppyFish/zircon
[INFO] tweaked toml for git repo https://github.com/AlmightyFloppyFish/zircon written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AlmightyFloppyFish/zircon on toolchain 2b39fe756f52bc2825bf5b2bfc385cab922dae10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AlmightyFloppyFish/zircon 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" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2865bd7e687dd07d35fe1784ba1b8faa4b7855aff6aa082960ed7ba24983e7e4
[INFO] running `Command { std: "docker" "start" "-a" "2865bd7e687dd07d35fe1784ba1b8faa4b7855aff6aa082960ed7ba24983e7e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2865bd7e687dd07d35fe1784ba1b8faa4b7855aff6aa082960ed7ba24983e7e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2865bd7e687dd07d35fe1784ba1b8faa4b7855aff6aa082960ed7ba24983e7e4", kill_on_drop: false }`
[INFO] [stdout] 2865bd7e687dd07d35fe1784ba1b8faa4b7855aff6aa082960ed7ba24983e7e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 927a0d0104584ad271fc5613eefd825c0e9f2a12ec2f94e8044501b4f1c2f480
[INFO] running `Command { std: "docker" "start" "-a" "927a0d0104584ad271fc5613eefd825c0e9f2a12ec2f94e8044501b4f1c2f480", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.49
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]     Checking stb_truetype v0.2.6
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling wayland-scanner v0.21.11
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling syn v0.15.27
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking ordered-float v1.0.1
[INFO] [stderr]     Checking approx v0.3.1
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]    Compiling vulkano v0.11.1
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling shaderc v0.3.16
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking rusttype v0.7.5
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking vk-sys v0.4.0
[INFO] [stderr] error: failed to run custom build command for `shaderc v0.3.16`
[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-ccfc59ae8b6b050f/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shaderc-0.3.16/build/cmd_finder.rs:45:13:
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   couldn't find required command: "python"
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x623a57d8afb2 - std::backtrace_rs::backtrace::libunwind::trace::h7832c52827c08170
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x623a57d8afb2 - std::backtrace_rs::backtrace::trace_unsynchronized::he6d92e6eb24a4073
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x623a57d8afb2 - std::sys::backtrace::_print_fmt::hf139cc888d064b09
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x623a57d8afb2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h7083fbd4e20a000f
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x623a57dad903 - core::fmt::rt::Argument::fmt::h9d8c637e6bfd5ccf
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x623a57dad903 - core::fmt::write::hdf3c6ae14c3e8125
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/core/src/fmt/mod.rs:1465:25
[INFO] [stderr]      6:     0x623a57d87ad3 - std::io::default_write_fmt::h15936264287de7bf
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x623a57d87ad3 - std::io::Write::write_fmt::h84df75adb307f7e6
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x623a57d8ae02 - std::sys::backtrace::BacktraceLock::print::h30a2059d03e705e4
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x623a57d8c1e6 - std::panicking::default_hook::{{closure}}::hf489e9f54ce49c27
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x623a57d8bfe9 - std::panicking::default_hook::h20d961ad9a0e12f0
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x623a57d8cbb2 - std::panicking::rust_panic_with_hook::h306db6d00921085e
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x623a57d8c94a - std::panicking::begin_panic_handler::{{closure}}::h19782e9851ecb030
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panicking.rs:706:13
[INFO] [stderr]     13:     0x623a57d8b4a9 - std::sys::backtrace::__rust_end_short_backtrace::h475e7ebac10ba75b
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x623a57d8c5dd - __rustc[3b00513142ba1c9a]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x623a57dac870 - core::panicking::panic_fmt::h6940cb0a7d852762
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x623a57d27838 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::h7fe393600c5049db
[INFO] [stderr]     17:     0x623a57d25555 - core::option::Option<T>::unwrap_or_else::h34bc2fca41754558
[INFO] [stderr]     18:     0x623a57d277bc - build_script_build::cmd_finder::CommandFinder::must_have::h3d2c306c50df1adf
[INFO] [stderr]     19:     0x623a57d27eb1 - build_script_build::main::h032f3e514cdc8370
[INFO] [stderr]     20:     0x623a57d248d3 - core::ops::function::FnOnce::call_once::hc7f6902402fa4dc4
[INFO] [stderr]     21:     0x623a57d24646 - std::sys::backtrace::__rust_begin_short_backtrace::hb22ab4ab270cdaf8
[INFO] [stderr]     22:     0x623a57d245c9 - std::rt::lang_start::{{closure}}::hd6ac536226044385
[INFO] [stderr]     23:     0x623a57d83ad0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h0021e0fe3c5bf8c3
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/core/src/ops/function.rs:284:21
[INFO] [stderr]     24:     0x623a57d83ad0 - std::panicking::catch_unwind::do_call::hfef49f2cd13a22dd
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panicking.rs:589:40
[INFO] [stderr]     25:     0x623a57d83ad0 - std::panicking::catch_unwind::h34968869e68aaad1
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panicking.rs:552:19
[INFO] [stderr]     26:     0x623a57d83ad0 - std::panic::catch_unwind::h5235c74f5d682697
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x623a57d83ad0 - std::rt::lang_start_internal::{{closure}}::hcee20ca47ef7f51b
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x623a57d83ad0 - std::panicking::catch_unwind::do_call::h359adcb901a84505
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panicking.rs:589:40
[INFO] [stderr]     29:     0x623a57d83ad0 - std::panicking::catch_unwind::h8f4f1e91d2aabe23
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panicking.rs:552:19
[INFO] [stderr]     30:     0x623a57d83ad0 - std::panic::catch_unwind::h73a78f1a5b0a6154
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x623a57d83ad0 - std::rt::lang_start_internal::he64187ddd3d90437
[INFO] [stderr]                                  at /rustc/2b39fe756f52bc2825bf5b2bfc385cab922dae10/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x623a57d245b1 - std::rt::lang_start::h69d2791410cf7808
[INFO] [stderr]     33:     0x623a57d28885 - main
[INFO] [stderr]     34:     0x7dace000a1ca - <unknown>
[INFO] [stderr]     35:     0x7dace000a28b - __libc_start_main
[INFO] [stderr]     36:     0x623a57d22025 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "927a0d0104584ad271fc5613eefd825c0e9f2a12ec2f94e8044501b4f1c2f480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "927a0d0104584ad271fc5613eefd825c0e9f2a12ec2f94e8044501b4f1c2f480", kill_on_drop: false }`
[INFO] [stdout] 927a0d0104584ad271fc5613eefd825c0e9f2a12ec2f94e8044501b4f1c2f480
