[INFO] fetching crate pantheon 0.1.2... [INFO] building pantheon-0.1.2 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate pantheon 0.1.2 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate pantheon 0.1.2 [INFO] finished tweaking crates.io crate pantheon 0.1.2 [INFO] tweaked toml for crates.io crate pantheon 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate pantheon 0.1.2 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 247 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.4 (available: v0.3.6) [INFO] [stderr] Adding image v0.23.14 (available: v0.25.8) [INFO] [stderr] Adding js-sys v0.3.46 (available: v0.3.81) [INFO] [stderr] Adding nix v0.20.0 (available: v0.20.2) [INFO] [stderr] Adding plotters v0.3.0 (available: v0.3.7) [INFO] [stderr] Adding shaderc v0.6.3 (available: v0.10.1) [INFO] [stderr] Adding syn v1.0.65 (available: v1.0.109) [INFO] [stderr] Adding wasm-bindgen v0.2.69 (available: v0.2.104) [INFO] [stderr] Adding wasm-bindgen-backend v0.2.69 (available: v0.2.104) [INFO] [stderr] Adding wasm-bindgen-futures v0.4.19 (available: v0.4.54) [INFO] [stderr] Adding wasm-bindgen-macro v0.2.69 (available: v0.2.104) [INFO] [stderr] Adding wasm-bindgen-macro-support v0.2.69 (available: v0.2.104) [INFO] [stderr] Adding wasm-bindgen-shared v0.2.69 (available: v0.2.104) [INFO] [stderr] Adding web-sys v0.3.46 (available: v0.3.81) [INFO] [stderr] Adding wgpu v0.7.1 (available: v26.0.1) [INFO] [stderr] Adding winit v0.24.0 (available: v0.30.12) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4bc857d06c81fd613b5763cf5b6b1604fd484c1e4d9410b8909530de5cde104b [INFO] running `Command { std: "docker" "start" "-a" "4bc857d06c81fd613b5763cf5b6b1604fd484c1e4d9410b8909530de5cde104b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4bc857d06c81fd613b5763cf5b6b1604fd484c1e4d9410b8909530de5cde104b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4bc857d06c81fd613b5763cf5b6b1604fd484c1e4d9410b8909530de5cde104b", kill_on_drop: false }` [INFO] [stdout] 4bc857d06c81fd613b5763cf5b6b1604fd484c1e4d9410b8909530de5cde104b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 31d16eb728aa9fefee47439dbda7866bdfbd5cc3a23569548c16abe3659d159d [INFO] running `Command { std: "docker" "start" "-a" "31d16eb728aa9fefee47439dbda7866bdfbd5cc3a23569548c16abe3659d159d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling xml-rs v0.8.27 [INFO] [stderr] Compiling cty v0.2.2 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling libloading v0.6.7 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling spirv_headers v1.5.0 [INFO] [stderr] Compiling raw-window-handle v0.4.3 [INFO] [stderr] Compiling wayland-sys v0.28.6 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling bit-set v0.5.3 [INFO] [stderr] Compiling libloading v0.8.9 [INFO] [stderr] Compiling dlib v0.5.2 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling downcast-rs v1.2.1 [INFO] [stderr] Compiling scoped-tls v1.0.1 [INFO] [stderr] Compiling nix v0.18.0 [INFO] [stderr] Compiling khronos-egl v3.0.2 [INFO] [stderr] Compiling ttf-parser v0.15.2 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling wayland-scanner v0.28.6 [INFO] [stderr] Compiling ab_glyph_rasterizer v0.1.10 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Compiling cfg_aliases v0.1.1 [INFO] [stderr] Compiling adler32 v1.2.0 [INFO] [stderr] Compiling gpu-descriptor-types v0.1.2 [INFO] [stderr] Compiling wgpu-core v0.7.2 [INFO] [stderr] Compiling ash v0.31.0 [INFO] [stderr] Compiling x11-dl v2.21.0 [INFO] [stderr] Compiling gpu-alloc-types v0.2.0 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling weezl v0.1.10 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling inplace_it v0.3.6 [INFO] [stderr] Compiling glow v0.7.2 [INFO] [stderr] Compiling wayland-client v0.28.6 [INFO] [stderr] Compiling wayland-protocols v0.28.6 [INFO] [stderr] Compiling owned_ttf_parser v0.15.2 [INFO] [stderr] Compiling jobserver v0.1.34 [INFO] [stderr] Compiling raw-window-handle v0.3.4 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Compiling nix v0.20.0 [INFO] [stderr] Compiling cc v1.2.39 [INFO] [stderr] Compiling rusttype v0.9.3 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling xdg v2.5.2 [INFO] [stderr] Compiling xcursor v0.3.10 [INFO] [stderr] Compiling cmake v0.1.54 [INFO] [stderr] Compiling andrew v0.3.1 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling spirv_cross v0.23.1 [INFO] [stderr] Compiling shaderc-sys v0.6.3 [INFO] [stderr] Compiling memmap2 v0.1.0 [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-1619e10155c39473/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' (3050) 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: 0x5d6cee52eed2 - std::backtrace_rs::backtrace::libunwind::trace::hb47480f78a1ce3ca [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x5d6cee52eed2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc1656d2da6a98cd5 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x5d6cee52eed2 - std::sys::backtrace::_print_fmt::h19dc0f5ca3f1c927 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x5d6cee52eed2 - ::fmt::h71e2dbb21440d8d7 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x5d6cee53f2ff - core::fmt::rt::Argument::fmt::h5bcabd5a3c1d10f7 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x5d6cee53f2ff - core::fmt::write::ha34f2b5c70e30f63 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x5d6cee4ff811 - std::io::default_write_fmt::h573facd83e7bee80 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x5d6cee4ff811 - std::io::Write::write_fmt::h76264e5b71fd6d13 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x5d6cee50a5b2 - std::sys::backtrace::BacktraceLock::print::hb3aae3980c2c9bd5 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x5d6cee50cfcc - std::panicking::default_hook::{{closure}}::h1b7baa88a148d351 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x5d6cee50ce26 - std::panicking::default_hook::hbc5e86c06039547d [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x5d6cee50d655 - std::panicking::panic_with_hook::ha6d2c09d64f936dd [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x5d6cee50d4ea - std::panicking::panic_handler::{{closure}}::h455c9d131d722636 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:707:13 [INFO] [stderr] 13: 0x5d6cee50a6f9 - std::sys::backtrace::__rust_end_short_backtrace::hd6ef955384ebd085 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x5d6cee4f37dd - __rustc[f338935add60802b]::rust_begin_unwind [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:698:5 [INFO] [stderr] 15: 0x5d6cee542e40 - core::panicking::panic_fmt::hb8d4a4959b79599f [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/core/src/panicking.rs:75:14 [INFO] [stderr] 16: 0x5d6cee46fb0c - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::he3ff3ef0e354fe2c [INFO] [stderr] 17: 0x5d6cee4757b5 - core::option::Option::unwrap_or_else::haf53888392c80754 [INFO] [stderr] 18: 0x5d6cee46fa8c - build_script_build::cmd_finder::CommandFinder::must_have::ha1a904c6e25f40e5 [INFO] [stderr] 19: 0x5d6cee4730e1 - build_script_build::main::h0acf0daf3d2b25e6 [INFO] [stderr] 20: 0x5d6cee4747c3 - core::ops::function::FnOnce::call_once::h07d7873b76fad757 [INFO] [stderr] 21: 0x5d6cee4743c6 - std::sys::backtrace::__rust_begin_short_backtrace::h614be856e1f2b367 [INFO] [stderr] 22: 0x5d6cee4742f9 - std::rt::lang_start::{{closure}}::h189e4d796b18dc35 [INFO] [stderr] 23: 0x5d6cee501210 - core::ops::function::impls:: for &F>::call_once::h6775bd355fba6242 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/core/src/ops/function.rs:290:21 [INFO] [stderr] 24: 0x5d6cee501210 - std::panicking::catch_unwind::do_call::hd380709a4299b9fc [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:590:40 [INFO] [stderr] 25: 0x5d6cee501210 - std::panicking::catch_unwind::h518887d20d286a22 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:553:19 [INFO] [stderr] 26: 0x5d6cee501210 - std::panic::catch_unwind::h2976988d58581e5d [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panic.rs:359:14 [INFO] [stderr] 27: 0x5d6cee501210 - std::rt::lang_start_internal::{{closure}}::h1b4b9756e08c6661 [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/rt.rs:175:24 [INFO] [stderr] 28: 0x5d6cee501210 - std::panicking::catch_unwind::do_call::hcca0ca64d8ef299f [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:590:40 [INFO] [stderr] 29: 0x5d6cee501210 - std::panicking::catch_unwind::h685f750dcd8c8c5d [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:553:19 [INFO] [stderr] 30: 0x5d6cee501210 - std::panic::catch_unwind::hcb6c05508142789b [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panic.rs:359:14 [INFO] [stderr] 31: 0x5d6cee501210 - std::rt::lang_start_internal::h2ade37a099a7616e [INFO] [stderr] at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/rt.rs:171:5 [INFO] [stderr] 32: 0x5d6cee4742e1 - std::rt::lang_start::hec99c64bcd5a09f1 [INFO] [stderr] 33: 0x5d6cee477255 - main [INFO] [stderr] 34: 0x78e9faed51ca - [INFO] [stderr] 35: 0x78e9faed528b - __libc_start_main [INFO] [stderr] 36: 0x5d6cee46ec15 - _start [INFO] [stderr] 37: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "31d16eb728aa9fefee47439dbda7866bdfbd5cc3a23569548c16abe3659d159d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31d16eb728aa9fefee47439dbda7866bdfbd5cc3a23569548c16abe3659d159d", kill_on_drop: false }` [INFO] [stdout] 31d16eb728aa9fefee47439dbda7866bdfbd5cc3a23569548c16abe3659d159d