[INFO] fetching crate sandbox 0.1.1...
[INFO] checking sandbox-0.1.1 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate sandbox 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate sandbox 0.1.1 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sandbox 0.1.1
[INFO] finished tweaking crates.io crate sandbox 0.1.1
[INFO] tweaked toml for crates.io crate sandbox 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate sandbox 0.1.1 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" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vk-sys v0.5.0
[INFO] [stderr]   Downloaded metal v0.17.1
[INFO] [stderr]   Downloaded vulkano-win v0.16.0
[INFO] [stderr]   Downloaded shaderc v0.6.1
[INFO] [stderr]   Downloaded backtrace v0.3.42
[INFO] [stderr]   Downloaded which v3.1.0
[INFO] [stderr]   Downloaded twox-hash v1.5.0
[INFO] [stderr]   Downloaded num-rational v0.2.3
[INFO] [stderr]   Downloaded cmake v0.1.42
[INFO] [stderr]   Downloaded vulkano-shaders v0.16.0
[INFO] [stderr]   Downloaded half v1.4.0
[INFO] [stderr]   Downloaded laminar v0.3.2
[INFO] [stderr]   Downloaded sheep v0.3.0
[INFO] [stderr]   Downloaded num-iter v0.1.40
[INFO] [stderr]   Downloaded noise v0.6.0
[INFO] [stderr]   Downloaded image v0.18.0
[INFO] [stderr]   Downloaded libguile-src v0.1.0
[INFO] [stderr]   Downloaded image v0.22.4
[INFO] [stderr]   Downloaded guile-scheme v0.1.3
[INFO] [stderr]   Downloaded vulkano v0.16.0
[INFO] [stderr]   Downloaded shaderc-sys v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1fe46475fd37d7d402efef7d3aa2198091934665f63e563bab1c5fb9dbdf3ef
[INFO] running `Command { std: "docker" "start" "-a" "a1fe46475fd37d7d402efef7d3aa2198091934665f63e563bab1c5fb9dbdf3ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1fe46475fd37d7d402efef7d3aa2198091934665f63e563bab1c5fb9dbdf3ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1fe46475fd37d7d402efef7d3aa2198091934665f63e563bab1c5fb9dbdf3ef", kill_on_drop: false }`
[INFO] [stdout] a1fe46475fd37d7d402efef7d3aa2198091934665f63e563bab1c5fb9dbdf3ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6878e754af51e460adf4275d3f3d0a9fdcab2382a59ed9fceedd6a0b324e193e
[INFO] running `Command { std: "docker" "start" "-a" "6878e754af51e460adf4275d3f3d0a9fdcab2382a59ed9fceedd6a0b324e193e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.13
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling which v3.1.0
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling shaderc-sys v0.6.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking rand v0.7.3
[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-4fc30d06ac94a7c6/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-0.6.1/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:     0x62ef13b25fda - std::backtrace_rs::backtrace::libunwind::trace::h3d1148b7268e4456
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x62ef13b25fda - std::backtrace_rs::backtrace::trace_unsynchronized::hcd8d8263202addd9
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x62ef13b25fda - std::sys::backtrace::_print_fmt::h812e4f55de0da7fc
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x62ef13b25fda - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h906dff65e8b7c000
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x62ef13b49683 - core::fmt::rt::Argument::fmt::hb1625b4525552ddc
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]      5:     0x62ef13b49683 - core::fmt::write::h44024895ba49323a
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/core/src/fmt/mod.rs:1189:21
[INFO] [stderr]      6:     0x62ef13b227f3 - std::io::Write::write_fmt::hf3c4d9bb313458e6
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/io/mod.rs:1887:15
[INFO] [stderr]      7:     0x62ef13b25e22 - std::sys::backtrace::BacktraceLock::print::h70dc6513b8f1948d
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      8:     0x62ef13b2701c - std::panicking::default_hook::{{closure}}::h4e46246c986b21f2
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/panicking.rs:268:22
[INFO] [stderr]      9:     0x62ef13b26e62 - std::panicking::default_hook::h149f583b31249354
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/panicking.rs:295:9
[INFO] [stderr]     10:     0x62ef13b27617 - std::panicking::rust_panic_with_hook::h9f77e00b577fb66f
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/panicking.rs:801:13
[INFO] [stderr]     11:     0x62ef13b274aa - std::panicking::begin_panic_handler::{{closure}}::h05dd299f621afec5
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/panicking.rs:674:13
[INFO] [stderr]     12:     0x62ef13b264b9 - std::sys::backtrace::__rust_end_short_backtrace::h1ac5e80eb199b5e7
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/sys/backtrace.rs:170:18
[INFO] [stderr]     13:     0x62ef13b2713c - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/panicking.rs:665:5
[INFO] [stderr]     14:     0x62ef13b484d0 - core::panicking::panic_fmt::hdb7e6f3ae56c06a6
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/core/src/panicking.rs:76:14
[INFO] [stderr]     15:     0x62ef13abb113 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::h958d93bdb4519fe4
[INFO] [stderr]     16:     0x62ef13ab8a53 - core::option::Option<T>::unwrap_or_else::h3ac9f1f240d25ccc
[INFO] [stderr]     17:     0x62ef13abb07c - build_script_build::cmd_finder::CommandFinder::must_have::hf2b2b5fbeb79d73d
[INFO] [stderr]     18:     0x62ef13abdd40 - build_script_build::main::hd0f4eddc5275eb60
[INFO] [stderr]     19:     0x62ef13ab8283 - core::ops::function::FnOnce::call_once::h3a19c71dd88ed595
[INFO] [stderr]     20:     0x62ef13ab7b26 - std::sys::backtrace::__rust_begin_short_backtrace::h6f42ebc17213ecd4
[INFO] [stderr]     21:     0x62ef13ab7a49 - std::rt::lang_start::{{closure}}::h99c5fa75838b1ea4
[INFO] [stderr]     22:     0x62ef13b1ed17 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h9b826323d0f6f52d
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     23:     0x62ef13b1ed17 - std::panicking::try::do_call::h11b8cb37e889e723
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/panicking.rs:557:40
[INFO] [stderr]     24:     0x62ef13b1ed17 - std::panicking::try::h8c0c35eed4b91402
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/panicking.rs:520:19
[INFO] [stderr]     25:     0x62ef13b1ed17 - std::panic::catch_unwind::hdd9725084aceebb7
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/panic.rs:358:14
[INFO] [stderr]     26:     0x62ef13b1ed17 - std::rt::lang_start_internal::{{closure}}::h70a2b8736f81fb2f
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/rt.rs:174:48
[INFO] [stderr]     27:     0x62ef13b1ed17 - std::panicking::try::do_call::h9dbefce92b360333
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/panicking.rs:557:40
[INFO] [stderr]     28:     0x62ef13b1ed17 - std::panicking::try::h69f0829c3d3bd7a7
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/panicking.rs:520:19
[INFO] [stderr]     29:     0x62ef13b1ed17 - std::panic::catch_unwind::haf848aa83b38ef16
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/panic.rs:358:14
[INFO] [stderr]     30:     0x62ef13b1ed17 - std::rt::lang_start_internal::ha915624e2796630d
[INFO] [stderr]                                  at /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/std/src/rt.rs:174:20
[INFO] [stderr]     31:     0x62ef13ab7a27 - std::rt::lang_start::h0ff8d5a0cb6db7a1
[INFO] [stderr]     32:     0x62ef13abe6e5 - main
[INFO] [stderr]     33:     0x744b71343d90 - <unknown>
[INFO] [stderr]     34:     0x744b71343e40 - __libc_start_main
[INFO] [stderr]     35:     0x62ef13ab72d5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6878e754af51e460adf4275d3f3d0a9fdcab2382a59ed9fceedd6a0b324e193e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6878e754af51e460adf4275d3f3d0a9fdcab2382a59ed9fceedd6a0b324e193e", kill_on_drop: false }`
[INFO] [stdout] 6878e754af51e460adf4275d3f3d0a9fdcab2382a59ed9fceedd6a0b324e193e
