[INFO] fetching crate metropolis 0.9.1...
[INFO] checking metropolis-0.9.1 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate metropolis 0.9.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate metropolis 0.9.1 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metropolis 0.9.1
[INFO] finished tweaking crates.io crate metropolis 0.9.1
[INFO] tweaked toml for crates.io crate metropolis 0.9.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate metropolis 0.9.1 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dlib v0.4.1
[INFO] [stderr]   Downloaded vulkano-win v0.16.0
[INFO] [stderr]   Downloaded objc_exception v0.1.1
[INFO] [stderr]   Downloaded raw-window-handle v0.3.0
[INFO] [stderr]   Downloaded ordered-float v1.0.2
[INFO] [stderr]   Downloaded hermit-abi v0.1.3
[INFO] [stderr]   Downloaded walkdir v2.2.9
[INFO] [stderr]   Downloaded vk-sys v0.5.0
[INFO] [stderr]   Downloaded cmake v0.1.42
[INFO] [stderr]   Downloaded vulkano-shaders v0.16.0
[INFO] [stderr]   Downloaded metal v0.17.0
[INFO] [stderr]   Downloaded deflate v0.7.20
[INFO] [stderr]   Downloaded backtrace v0.3.40
[INFO] [stderr]   Downloaded xml-rs v0.8.0
[INFO] [stderr]   Downloaded vulkano v0.16.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.32
[INFO] [stderr]   Downloaded libc v0.2.65
[INFO] [stderr]   Downloaded x11-dl v2.18.4
[INFO] [stderr]   Downloaded png v0.15.1
[INFO] [stderr]   Downloaded syn v1.0.8
[INFO] [stderr]   Downloaded cc v1.0.46
[INFO] [stderr]   Downloaded half v1.4.0
[INFO] [stderr]   Downloaded shaderc v0.6.1
[INFO] [stderr]   Downloaded crossbeam v0.7.2
[INFO] [stderr]   Downloaded linked-hash-map v0.5.2
[INFO] [stderr]   Downloaded stb_truetype v0.3.0
[INFO] [stderr]   Downloaded same-file v1.0.5
[INFO] [stderr]   Downloaded rustc-hash v1.0.1
[INFO] [stderr]   Downloaded winit v0.19.5
[INFO] [stderr]   Downloaded downcast-rs v1.1.0
[INFO] [stderr]   Downloaded shaderc-sys v0.6.1
[INFO] [stderr]   Downloaded rusttype v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc711bcd92c7fcaf7c0836738a95f9450464a18bda5c0cfb53575b9fee4e3a81
[INFO] running `Command { std: "docker" "start" "-a" "dc711bcd92c7fcaf7c0836738a95f9450464a18bda5c0cfb53575b9fee4e3a81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc711bcd92c7fcaf7c0836738a95f9450464a18bda5c0cfb53575b9fee4e3a81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc711bcd92c7fcaf7c0836738a95f9450464a18bda5c0cfb53575b9fee4e3a81", kill_on_drop: false }`
[INFO] [stdout] dc711bcd92c7fcaf7c0836738a95f9450464a18bda5c0cfb53575b9fee4e3a81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43da36f9b593ab1472e67debd8ac7f3b6ebee49512912c4a3461d0caafa39510
[INFO] running `Command { std: "docker" "start" "-a" "43da36f9b593ab1472e67debd8ac7f3b6ebee49512912c4a3461d0caafa39510", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]     Checking downcast-rs v1.1.0
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling vulkano v0.16.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking vk-sys v0.5.0
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling x11-dl v2.18.4
[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]     Checking half v1.4.0
[INFO] [stderr]     Checking deflate v0.7.20
[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]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling shaderc-sys v0.6.1
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr]     Checking png v0.15.1
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[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] 
[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-b4bd49d3f91ac7dc/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:     0x559b3819a742 - std::backtrace_rs::backtrace::libunwind::trace::hd67e08e71d64f12a
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x559b3819a742 - std::backtrace_rs::backtrace::trace_unsynchronized::h1b6e03ae921b7ccc
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x559b3819a742 - std::sys_common::backtrace::_print_fmt::h104284235ec6c37d
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x559b3819a742 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9ec11fc9f8e1e9e3
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x559b381beb8c - core::fmt::rt::Argument::fmt::hba6bb69d73dbc69a
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x559b381beb8c - core::fmt::write::h1591db653c658e71
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/fmt/mod.rs:1153:17
[INFO] [stderr]      6:     0x559b38197acf - std::io::Write::write_fmt::hfbffa468e7623aef
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/io/mod.rs:1843:15
[INFO] [stderr]      7:     0x559b3819a514 - std::sys_common::backtrace::_print::h00abfdf27a732373
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x559b3819a514 - std::sys_common::backtrace::print::ha9520edf621a95dc
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x559b3819bbeb - std::panicking::default_hook::{{closure}}::h46e508c07ecf0cb0
[INFO] [stderr]     10:     0x559b3819b943 - std::panicking::default_hook::h171667a6e5f66517
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x559b3819c08d - std::panicking::rust_panic_with_hook::hb748cf56d2d9af62
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x559b3819bf62 - std::panicking::begin_panic_handler::{{closure}}::h1f68a14808274394
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x559b3819ac16 - std::sys_common::backtrace::__rust_end_short_backtrace::h36413da1fefb6b73
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x559b3819bc94 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x559b3812e115 - core::panicking::panic_fmt::hbebe585df2478a90
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x559b38132666 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::h61eedf2de59ac867
[INFO] [stderr]     17:     0x559b3812fe43 - core::option::Option<T>::unwrap_or_else::h04e9aecc31ccc978
[INFO] [stderr]     18:     0x559b381325c8 - build_script_build::cmd_finder::CommandFinder::must_have::h01608ad2598a3914
[INFO] [stderr]     19:     0x559b3813555e - build_script_build::main::hcea301b1aa3abcbc
[INFO] [stderr]     20:     0x559b3812f693 - core::ops::function::FnOnce::call_once::h431f1d64529287e5
[INFO] [stderr]     21:     0x559b3812e7c6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h85af6ce51c65324e
[INFO] [stderr]     22:     0x559b3812ee69 - std::rt::lang_start::{{closure}}::hb0c0356c90bde732
[INFO] [stderr]     23:     0x559b38193e13 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc0dea7e08dfe9d58
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x559b38193e13 - std::panicking::try::do_call::h9e7e3ff0019eca48
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x559b38193e13 - std::panicking::try::h4177c8693e12080e
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x559b38193e13 - std::panic::catch_unwind::h30c59f0ccf8c5da4
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panic.rs:146:14
[INFO] [stderr]     27:     0x559b38193e13 - std::rt::lang_start_internal::{{closure}}::hc959f2313e587664
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/rt.rs:148:48
[INFO] [stderr]     28:     0x559b38193e13 - std::panicking::try::do_call::h52365037f05374a7
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:552:40
[INFO] [stderr]     29:     0x559b38193e13 - std::panicking::try::h7da172df60cd6061
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:516:19
[INFO] [stderr]     30:     0x559b38193e13 - std::panic::catch_unwind::h88fa8b63d34be7de
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panic.rs:146:14
[INFO] [stderr]     31:     0x559b38193e13 - std::rt::lang_start_internal::hc3039611687c4867
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/rt.rs:148:20
[INFO] [stderr]     32:     0x559b3812ee47 - std::rt::lang_start::hc16411460042e813
[INFO] [stderr]     33:     0x559b38135f15 - main
[INFO] [stderr]     34:     0x7f45cc5c0d90 - <unknown>
[INFO] [stderr]     35:     0x7f45cc5c0e40 - __libc_start_main
[INFO] [stderr]     36:     0x559b3812e6f5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "43da36f9b593ab1472e67debd8ac7f3b6ebee49512912c4a3461d0caafa39510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43da36f9b593ab1472e67debd8ac7f3b6ebee49512912c4a3461d0caafa39510", kill_on_drop: false }`
[INFO] [stdout] 43da36f9b593ab1472e67debd8ac7f3b6ebee49512912c4a3461d0caafa39510
