[INFO] fetching crate sarekt 0.0.4... [INFO] checking sarekt-0.0.4 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate sarekt 0.0.4 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate sarekt 0.0.4 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate sarekt 0.0.4 [INFO] tweaked toml for crates.io crate sarekt 0.0.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate sarekt 0.0.4 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate sarekt 0.0.4 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5d8614e5e7a3285fcaef4bdc5fffdb8594a9ceced75fe11ce34243d862656ac2 [INFO] running `Command { std: "docker" "start" "-a" "5d8614e5e7a3285fcaef4bdc5fffdb8594a9ceced75fe11ce34243d862656ac2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d8614e5e7a3285fcaef4bdc5fffdb8594a9ceced75fe11ce34243d862656ac2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d8614e5e7a3285fcaef4bdc5fffdb8594a9ceced75fe11ce34243d862656ac2", kill_on_drop: false }` [INFO] [stdout] 5d8614e5e7a3285fcaef4bdc5fffdb8594a9ceced75fe11ce34243d862656ac2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fd7a3c882624169123c7fe3e4f64d82f2a48a10ed92dbb93b75106d31e0e0ea0 [INFO] running `Command { std: "docker" "start" "-a" "fd7a3c882624169123c7fe3e4f64d82f2a48a10ed92dbb93b75106d31e0e0ea0", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling xml-rs v0.8.1 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking arrayvec v0.5.1 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking bytemuck v1.2.0 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling cmake v0.1.42 [INFO] [stderr] Checking stb_truetype v0.3.1 [INFO] [stderr] Checking deflate v0.8.4 [INFO] [stderr] Compiling lexical-core v0.4.6 [INFO] [stderr] Checking miniz_oxide v0.3.6 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking downcast-rs v1.1.1 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling wide v0.4.6 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Compiling wayland-scanner v0.23.6 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling shaderc-sys v0.6.2 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Compiling vk-mem v0.2.2 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Checking png v0.16.2 [INFO] [stderr] Checking tiff v0.4.0 [INFO] [stderr] Checking raw-window-handle v0.3.3 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] warning: shaderc-sys@0.6.2: Checking for system installed libraries. Use --features = build-from-source to disable this behavior [INFO] [stderr] warning: shaderc-sys@0.6.2: System installed library not found. Falling back to build from source [INFO] [stderr] error: failed to run custom build command for `shaderc-sys v0.6.2` [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-783f0b087a30405a/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-0.6.2/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: 0x605ad239ec82 - std::backtrace_rs::backtrace::libunwind::trace::h360bb75e22de2778 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x605ad239ec82 - std::backtrace_rs::backtrace::trace_unsynchronized::hfdde2f704faeffd5 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x605ad239ec82 - std::sys::backtrace::_print_fmt::h417d2e15f697175b [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x605ad239ec82 - ::fmt::h6da87f843d594e5f [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x605ad23c15f3 - core::fmt::rt::Argument::fmt::h93dad83eea6b1735 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x605ad23c15f3 - core::fmt::write::hfc80a741b320fdf6 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/fmt/mod.rs:1465:25 [INFO] [stderr] 6: 0x605ad239b783 - std::io::default_write_fmt::h4f50706d79e0ad9c [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x605ad239b783 - std::io::Write::write_fmt::h4ea6a86049496d1c [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x605ad239ead2 - std::sys::backtrace::BacktraceLock::print::h1cbd12f8d7a3dd2a [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x605ad239feb6 - std::panicking::default_hook::{{closure}}::h05e45c6f75ebd415 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:300:27 [INFO] [stderr] 10: 0x605ad239fcb9 - std::panicking::default_hook::h282f20b2a278c2b0 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:327:9 [INFO] [stderr] 11: 0x605ad23a0882 - std::panicking::rust_panic_with_hook::h36eb92d284238d72 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:833:13 [INFO] [stderr] 12: 0x605ad23a061a - std::panicking::begin_panic_handler::{{closure}}::h880cd2442ca41755 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:706:13 [INFO] [stderr] 13: 0x605ad239f189 - std::sys::backtrace::__rust_end_short_backtrace::hea32aba5814406f8 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:168:18 [INFO] [stderr] 14: 0x605ad23a02ad - __rustc[e8bfc998c4eccd70]::rust_begin_unwind [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:697:5 [INFO] [stderr] 15: 0x605ad23c0560 - core::panicking::panic_fmt::h507f02bb0d23e89f [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/panicking.rs:75:14 [INFO] [stderr] 16: 0x605ad2333bb8 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::ha5ef05a4089a3366 [INFO] [stderr] 17: 0x605ad23314e5 - core::option::Option::unwrap_or_else::h812f12283f375e03 [INFO] [stderr] 18: 0x605ad2333b3c - build_script_build::cmd_finder::CommandFinder::must_have::h369294cfb609aac9 [INFO] [stderr] 19: 0x605ad2336540 - build_script_build::main::h8b1addef23ba12c2 [INFO] [stderr] 20: 0x605ad23308c3 - core::ops::function::FnOnce::call_once::ha9921ef4f7b9e85c [INFO] [stderr] 21: 0x605ad2330426 - std::sys::backtrace::__rust_begin_short_backtrace::h192460e130ccefd9 [INFO] [stderr] 22: 0x605ad2330359 - std::rt::lang_start::{{closure}}::h5298ea992256a237 [INFO] [stderr] 23: 0x605ad2397760 - core::ops::function::impls:: for &F>::call_once::h6a0310293008eb2d [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/ops/function.rs:284:21 [INFO] [stderr] 24: 0x605ad2397760 - std::panicking::catch_unwind::do_call::h296e94a1c4e3d78c [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:589:40 [INFO] [stderr] 25: 0x605ad2397760 - std::panicking::catch_unwind::hcc60b8b41a431974 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:552:19 [INFO] [stderr] 26: 0x605ad2397760 - std::panic::catch_unwind::hfde220fef6750e01 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panic.rs:359:14 [INFO] [stderr] 27: 0x605ad2397760 - std::rt::lang_start_internal::{{closure}}::h8a2acae78735c9ef [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/rt.rs:175:24 [INFO] [stderr] 28: 0x605ad2397760 - std::panicking::catch_unwind::do_call::hd03928f4e997613a [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:589:40 [INFO] [stderr] 29: 0x605ad2397760 - std::panicking::catch_unwind::hf7cbafaef6e89ea3 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:552:19 [INFO] [stderr] 30: 0x605ad2397760 - std::panic::catch_unwind::hf1ae9b7d8b7c2036 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panic.rs:359:14 [INFO] [stderr] 31: 0x605ad2397760 - std::rt::lang_start_internal::h1c97a48421de4504 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/rt.rs:171:5 [INFO] [stderr] 32: 0x605ad2330341 - std::rt::lang_start::h9fba71c8bd27bdb8 [INFO] [stderr] 33: 0x605ad2336ec5 - main [INFO] [stderr] 34: 0x7f051cd2a1ca - [INFO] [stderr] 35: 0x7f051cd2a28b - __libc_start_main [INFO] [stderr] 36: 0x605ad232fb25 - _start [INFO] [stderr] 37: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "fd7a3c882624169123c7fe3e4f64d82f2a48a10ed92dbb93b75106d31e0e0ea0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd7a3c882624169123c7fe3e4f64d82f2a48a10ed92dbb93b75106d31e0e0ea0", kill_on_drop: false }` [INFO] [stdout] fd7a3c882624169123c7fe3e4f64d82f2a48a10ed92dbb93b75106d31e0e0ea0