[INFO] cloning repository https://github.com/GuyL99/pure-core
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GuyL99/pure-core" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuyL99%2Fpure-core", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuyL99%2Fpure-core'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1eac53f089b4cc30a8e6620f63cc21ea5e95f1b7
[INFO] checking GuyL99/pure-core against try#a3dffdb3a32d0dedc198f9de7d43173f3eb6727b for pr-136303
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuyL99%2Fpure-core" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GuyL99/pure-core on toolchain a3dffdb3a32d0dedc198f9de7d43173f3eb6727b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GuyL99/pure-core
[INFO] finished tweaking git repo https://github.com/GuyL99/pure-core
[INFO] tweaked toml for git repo https://github.com/GuyL99/pure-core written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/GuyL99/pure-core 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" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.gitlab
[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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1de200ebc2a50aa6b9b04b95feb2e47c8fe8f4669df22f4f131b7d4931207cf5
[INFO] running `Command { std: "docker" "start" "-a" "1de200ebc2a50aa6b9b04b95feb2e47c8fe8f4669df22f4f131b7d4931207cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1de200ebc2a50aa6b9b04b95feb2e47c8fe8f4669df22f4f131b7d4931207cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1de200ebc2a50aa6b9b04b95feb2e47c8fe8f4669df22f4f131b7d4931207cf5", kill_on_drop: false }`
[INFO] [stdout] 1de200ebc2a50aa6b9b04b95feb2e47c8fe8f4669df22f4f131b7d4931207cf5
[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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c1d6294c2b4e29fda432afbebcee06ab2361685176b9ba0adc840ef9574d799
[INFO] running `Command { std: "docker" "start" "-a" "5c1d6294c2b4e29fda432afbebcee06ab2361685176b9ba0adc840ef9574d799", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.gitlab
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking downcast-rs v1.1.0
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling vulkano v0.16.0
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking stb_truetype v0.3.0
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking vk-sys v0.5.0
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]     Checking half v1.4.0
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling shaderc-sys v0.6.1
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking raw-window-handle v0.3.0
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr] warning: shaderc-sys@0.6.1: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: shaderc-sys@0.6.1: System installed library not found.  Falling back to build from source
[INFO] [stderr] error: failed to run custom build command for `shaderc-sys v0.6.1`
[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-f32e1b31317a80b2/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' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shaderc-sys-0.6.1/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:     0x5ccc7ad56c40 - std::backtrace_rs::backtrace::libunwind::trace::hadda5b3c123dc3bb
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x5ccc7ad56c40 - std::backtrace_rs::backtrace::trace_unsynchronized::h251baf92d3d99d58
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5ccc7ad56c40 - std::sys::backtrace::_print_fmt::he064a6bd4bc8a74c
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5ccc7ad56c40 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::haf1177ce001c5aba
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5ccc7ad7aee3 - core::fmt::rt::Argument::fmt::h13d92de871fbc7d2
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]      5:     0x5ccc7ad7aee3 - core::fmt::write::h1a1a904f0a5a0299
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/core/src/fmt/mod.rs:1449:21
[INFO] [stderr]      6:     0x5ccc7ad53203 - std::io::Write::write_fmt::h50a28dda2e43fcfb
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/io/mod.rs:1890:15
[INFO] [stderr]      7:     0x5ccc7ad56a92 - std::sys::backtrace::BacktraceLock::print::h157a5b5bafa82524
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      8:     0x5ccc7ad57c1f - std::panicking::default_hook::{{closure}}::hbf38c704020fd551
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/panicking.rs:298:22
[INFO] [stderr]      9:     0x5ccc7ad57a8a - std::panicking::default_hook::h3b53f3f0a8a63ac3
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/panicking.rs:325:9
[INFO] [stderr]     10:     0x5ccc7ad58602 - std::panicking::rust_panic_with_hook::h7056095ba66a66e9
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/panicking.rs:831:13
[INFO] [stderr]     11:     0x5ccc7ad5838a - std::panicking::begin_panic_handler::{{closure}}::h5cd21fc1f38bc0b5
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/panicking.rs:704:13
[INFO] [stderr]     12:     0x5ccc7ad57149 - std::sys::backtrace::__rust_end_short_backtrace::h870aa48417f960ec
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     13:     0x5ccc7ad5801d - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/panicking.rs:695:5
[INFO] [stderr]     14:     0x5ccc7ad79d50 - core::panicking::panic_fmt::h3be781a2b5cd0694
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/core/src/panicking.rs:75:14
[INFO] [stderr]     15:     0x5ccc7acee26c - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::ha73a8432b11edc5c
[INFO] [stderr]     16:     0x5ccc7acebca3 - core::option::Option<T>::unwrap_or_else::hd5d87b4f218e1ead
[INFO] [stderr]     17:     0x5ccc7acee1ec - build_script_build::cmd_finder::CommandFinder::must_have::hd53139e5d1126db4
[INFO] [stderr]     18:     0x5ccc7acf0ac4 - build_script_build::main::h6df3b5fc7888a508
[INFO] [stderr]     19:     0x5ccc7aceb583 - core::ops::function::FnOnce::call_once::had385ee909990a3d
[INFO] [stderr]     20:     0x5ccc7acead06 - std::sys::backtrace::__rust_begin_short_backtrace::hc191eac3e0837811
[INFO] [stderr]     21:     0x5ccc7aceac49 - std::rt::lang_start::{{closure}}::h03aa1cc3d84db403
[INFO] [stderr]     22:     0x5ccc7ad4f0f0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h1e885987d45d34ff
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     23:     0x5ccc7ad4f0f0 - std::panicking::try::do_call::h8a97b1757e207774
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/panicking.rs:587:40
[INFO] [stderr]     24:     0x5ccc7ad4f0f0 - std::panicking::try::h92f474ce5157261d
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/panicking.rs:550:19
[INFO] [stderr]     25:     0x5ccc7ad4f0f0 - std::panic::catch_unwind::h90427f977335690d
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/panic.rs:358:14
[INFO] [stderr]     26:     0x5ccc7ad4f0f0 - std::rt::lang_start_internal::{{closure}}::h28c58ffd66de695b
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/rt.rs:168:24
[INFO] [stderr]     27:     0x5ccc7ad4f0f0 - std::panicking::try::do_call::he6cef74ecc3ff7c6
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/panicking.rs:587:40
[INFO] [stderr]     28:     0x5ccc7ad4f0f0 - std::panicking::try::h6657572b256b949b
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/panicking.rs:550:19
[INFO] [stderr]     29:     0x5ccc7ad4f0f0 - std::panic::catch_unwind::h0a856d006a19410f
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/panic.rs:358:14
[INFO] [stderr]     30:     0x5ccc7ad4f0f0 - std::rt::lang_start_internal::h10d6e5d37af84b89
[INFO] [stderr]                                  at /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/std/src/rt.rs:164:5
[INFO] [stderr]     31:     0x5ccc7aceac31 - std::rt::lang_start::h2eb40a8f5b261df2
[INFO] [stderr]     32:     0x5ccc7acf1445 - main
[INFO] [stderr]     33:     0x759919dfbd90 - <unknown>
[INFO] [stderr]     34:     0x759919dfbe40 - __libc_start_main
[INFO] [stderr]     35:     0x5ccc7acea4e5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5c1d6294c2b4e29fda432afbebcee06ab2361685176b9ba0adc840ef9574d799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c1d6294c2b4e29fda432afbebcee06ab2361685176b9ba0adc840ef9574d799", kill_on_drop: false }`
[INFO] [stdout] 5c1d6294c2b4e29fda432afbebcee06ab2361685176b9ba0adc840ef9574d799
