[INFO] fetching crate kakapo 0.0.1...
[INFO] checking kakapo-0.0.1 against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] extracting crate kakapo 0.0.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate kakapo 0.0.1
[INFO] finished tweaking crates.io crate kakapo 0.0.1
[INFO] tweaked toml for crates.io crate kakapo 0.0.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kakapo 0.0.1 on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kakapo 0.0.1 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" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling_core v0.10.3
[INFO] [stderr]   Downloaded darling_macro v0.10.3
[INFO] [stderr]   Downloaded anyhow v1.0.35
[INFO] [stderr]   Downloaded shaderc v0.6.3
[INFO] [stderr]   Downloaded darling v0.10.3
[INFO] [stderr]   Downloaded syn v1.0.54
[INFO] [stderr]   Downloaded spirv_cross v0.22.1
[INFO] [stderr]   Downloaded shaderc-sys v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dc7263d209321d2c26b1d4ba13bb529384b7b3f2e8484ecc31f8804d9f54788
[INFO] running `Command { std: "docker" "start" "-a" "8dc7263d209321d2c26b1d4ba13bb529384b7b3f2e8484ecc31f8804d9f54788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dc7263d209321d2c26b1d4ba13bb529384b7b3f2e8484ecc31f8804d9f54788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dc7263d209321d2c26b1d4ba13bb529384b7b3f2e8484ecc31f8804d9f54788", kill_on_drop: false }`
[INFO] [stdout] 8dc7263d209321d2c26b1d4ba13bb529384b7b3f2e8484ecc31f8804d9f54788
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0ee106d5c6a01be05d805de31b78f7725bca36ed63670a4cf319e2b1f1f755a
[INFO] running `Command { std: "docker" "start" "-a" "d0ee106d5c6a01be05d805de31b78f7725bca36ed63670a4cf319e2b1f1f755a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking smallvec v1.5.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking libloading v0.6.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]    Compiling anyhow v1.0.35
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling wayland-sys v0.28.2
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking inplace_it v0.3.2
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]     Checking wgpu-types v0.6.1
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]    Compiling wayland-scanner v0.28.2
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.8.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking gfx-hal v0.6.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling wayland-client v0.28.2
[INFO] [stderr]    Compiling wayland-protocols v0.28.2
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling shaderc-sys v0.6.3
[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-fbb1ad4b94191188/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-0.6.3/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:     0x6362e9b2d422 - std::backtrace_rs::backtrace::libunwind::trace::h76ea176a64426f0f
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x6362e9b2d422 - std::backtrace_rs::backtrace::trace_unsynchronized::h0830675862e8e766
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x6362e9b2d422 - std::sys::backtrace::_print_fmt::hba1ccef63faaa048
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x6362e9b2d422 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hca516e2c7056a217
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x6362e9b50413 - core::fmt::rt::Argument::fmt::ha510764ac9e77b66
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x6362e9b50413 - core::fmt::write::h97a802838d45fe7e
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x6362e9b29e33 - std::io::default_write_fmt::hb63ad55b2aa53928
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x6362e9b29e33 - std::io::Write::write_fmt::h6b2df461464d9a05
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x6362e9b2d272 - std::sys::backtrace::BacktraceLock::print::h81c102a9ac0a1bc7
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x6362e9b2e6b3 - std::panicking::default_hook::{{closure}}::h9934714bf98b056d
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x6362e9b2e495 - std::panicking::default_hook::hb31a4fc725ffcf0a
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x6362e9b2f0c5 - std::panicking::rust_panic_with_hook::h8df5393cb811c708
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x6362e9b2ee5a - std::panicking::begin_panic_handler::{{closure}}::h73dc0a59c2d3b9c7
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:706:13
[INFO] [stderr]     13:     0x6362e9b2d929 - std::sys::backtrace::__rust_end_short_backtrace::h9eb84a109f69f8ca
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x6362e9b2eaed - __rustc[98c2592f34d7b78b]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x6362e9b4f360 - core::panicking::panic_fmt::hb0df011123225e8b
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x6362e9ab2128 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::h427cdeafb05efe9e
[INFO] [stderr]     17:     0x6362e9aaf6a5 - core::option::Option<T>::unwrap_or_else::h9657b5d912af0edd
[INFO] [stderr]     18:     0x6362e9ab20ac - build_script_build::cmd_finder::CommandFinder::must_have::ha013d194f24d4aac
[INFO] [stderr]     19:     0x6362e9ab5935 - build_script_build::main::hc712429f5844851e
[INFO] [stderr]     20:     0x6362e9aae833 - core::ops::function::FnOnce::call_once::h3b3657d7c910efb7
[INFO] [stderr]     21:     0x6362e9aae386 - std::sys::backtrace::__rust_begin_short_backtrace::h2be602471fc8fe97
[INFO] [stderr]     22:     0x6362e9aae309 - std::rt::lang_start::{{closure}}::hb7de55d4f7507e93
[INFO] [stderr]     23:     0x6362e9b25300 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h0bcac900efc89129
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     24:     0x6362e9b25300 - std::panicking::catch_unwind::do_call::hfadc8e58bd88a07a
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:589:40
[INFO] [stderr]     25:     0x6362e9b25300 - std::panicking::catch_unwind::h44c20dc1edb63a1e
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:552:19
[INFO] [stderr]     26:     0x6362e9b25300 - std::panic::catch_unwind::hed574ee6107b8e15
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x6362e9b25300 - std::rt::lang_start_internal::{{closure}}::h7f49669407df0483
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x6362e9b25300 - std::panicking::catch_unwind::do_call::hdc3b107dc7611175
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:589:40
[INFO] [stderr]     29:     0x6362e9b25300 - std::panicking::catch_unwind::h50fbac1cdf73dd69
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panicking.rs:552:19
[INFO] [stderr]     30:     0x6362e9b25300 - std::panic::catch_unwind::h061b64ee85b76832
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x6362e9b25300 - std::rt::lang_start_internal::h935ec80c2dc417b9
[INFO] [stderr]                                  at /rustc/82310651b93a594a3fd69015e1562186a080d94c/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x6362e9aae2f1 - std::rt::lang_start::h439d78ee9d8f358e
[INFO] [stderr]     33:     0x6362e9ab6265 - main
[INFO] [stderr]     34:     0x77698d98d1ca - <unknown>
[INFO] [stderr]     35:     0x77698d98d28b - __libc_start_main
[INFO] [stderr]     36:     0x6362e9aadad5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d0ee106d5c6a01be05d805de31b78f7725bca36ed63670a4cf319e2b1f1f755a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0ee106d5c6a01be05d805de31b78f7725bca36ed63670a4cf319e2b1f1f755a", kill_on_drop: false }`
[INFO] [stdout] d0ee106d5c6a01be05d805de31b78f7725bca36ed63670a4cf319e2b1f1f755a
