[INFO] cloning repository https://github.com/StephenCathcart/rust-practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/StephenCathcart/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStephenCathcart%2Frust-practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStephenCathcart%2Frust-practice'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e58a791dd100dd1555e353ad2c615da6bc9498e4 [INFO] checking StephenCathcart/rust-practice against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStephenCathcart%2Frust-practice" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/StephenCathcart/rust-practice on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/StephenCathcart/rust-practice [INFO] finished tweaking git repo https://github.com/StephenCathcart/rust-practice [INFO] tweaked toml for git repo https://github.com/StephenCathcart/rust-practice written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/StephenCathcart/rust-practice already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a302f33a41f4901f20f157f08705ad71c6c9ddf77d782fb627dd64c7ff6c97cf [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a302f33a41f4901f20f157f08705ad71c6c9ddf77d782fb627dd64c7ff6c97cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a302f33a41f4901f20f157f08705ad71c6c9ddf77d782fb627dd64c7ff6c97cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a302f33a41f4901f20f157f08705ad71c6c9ddf77d782fb627dd64c7ff6c97cf", kill_on_drop: false }` [INFO] [stdout] a302f33a41f4901f20f157f08705ad71c6c9ddf77d782fb627dd64c7ff6c97cf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 00090b7d7f1c2e9bf2de70a110c56085d0157d1c790758a84dde48d513a06334 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "00090b7d7f1c2e9bf2de70a110c56085d0157d1c790758a84dde48d513a06334", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling cc v1.0.59 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Compiling rayon-core v1.8.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking either v1.6.0 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking gimli v0.22.0 [INFO] [stderr] Checking object v0.20.0 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling libloading v0.6.3 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking linked-hash-map v0.5.3 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking atom v0.3.5 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking xdg v2.2.0 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Compiling core-foundation-sys v0.6.2 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Checking block v0.1.6 [INFO] [stderr] Compiling gfx-backend-metal v0.3.3 [INFO] [stderr] Checking range-alloc v0.1.1 [INFO] [stderr] Checking ahash v0.3.8 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Checking mint v0.5.5 [INFO] [stderr] Checking copyless v0.1.5 [INFO] [stderr] Checking arrayvec v0.5.1 [INFO] [stderr] Checking mopa v0.2.2 [INFO] [stderr] Checking tuple_utils v0.3.0 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking colorful v0.2.1 [INFO] [stderr] Checking shrev v1.1.1 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling rustversion v1.0.3 [INFO] [stderr] Compiling edit-distance v2.1.0 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling inventory v0.1.8 [INFO] [stderr] Compiling tinystr v0.3.4 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking approx v0.1.1 [INFO] [stderr] Checking static_assertions v0.3.4 [INFO] [stderr] Checking objekt v0.1.2 [INFO] [stderr] Compiling cgmath v0.16.1 [INFO] [stderr] Compiling inflections v1.1.1 [INFO] [stderr] Checking tinyvec v0.3.4 [INFO] [stderr] Compiling cpal v0.11.0 [INFO] [stderr] Checking bytemuck v1.4.0 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Checking base64 v0.11.0 [INFO] [stderr] Checking hound v3.4.0 [INFO] [stderr] Checking claxon v0.4.3 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking xi-unicode v0.2.1 [INFO] [stderr] Checking float-ord v0.2.0 [INFO] [stderr] Checking fluent-syntax v0.9.3 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking dunce v1.0.1 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling cmake v0.1.44 [INFO] [stderr] Checking miniz_oxide v0.4.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling rayon v1.4.0 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling hashbrown v0.7.2 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-bigint v0.3.0 [INFO] [stderr] Compiling num-rational v0.3.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling servo-fontconfig-sys v4.0.9 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Checking matrixmultiply v0.2.3 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling objc_exception v0.1.2 [INFO] [stderr] Compiling spirv_cross v0.15.0 [INFO] [stderr] Compiling minimp3-sys v0.3.2 [INFO] [stderr] error: failed to run custom build command for `gfx-backend-metal v0.3.3` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/gfx-backend-metal-66c1802537d0b544/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'unsupported target x86_64-unknown-linux-gnu', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gfx-backend-metal-0.3.3/build.rs:17:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5580ab4f6380 - std::backtrace_rs::backtrace::libunwind::trace::h4dee703919bfd40a [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x5580ab4f6380 - std::backtrace_rs::backtrace::trace_unsynchronized::h457e839f1a563e20 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5580ab4f6380 - std::sys_common::backtrace::_print_fmt::h86a55fb30f8393c8 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5580ab4f6380 - ::fmt::h7b3d6cac46d277e1 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5580ab51001f - core::fmt::write::h127419eb46f2ecc9 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x5580ab4f3e75 - std::io::Write::write_fmt::h6010cfbb4726588b [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/io/mod.rs:1578:15 [INFO] [stderr] 6: 0x5580ab4f7efb - std::sys_common::backtrace::_print::h79b4f9652330cc9d [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5580ab4f7efb - std::sys_common::backtrace::print::h330bb326a76af8cf [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5580ab4f7efb - std::panicking::default_hook::{{closure}}::heb6a42a7d50a472e [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5580ab4f79c3 - std::panicking::default_hook::h17e521ba6d68d6e1 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5580ab4f84ad - std::panicking::rust_panic_with_hook::h70db735e3a6e70cb [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x5580ab4f80a7 - std::panicking::begin_panic_handler::{{closure}}::h777c71c8e5a7e25c [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x5580ab4f683c - std::sys_common::backtrace::__rust_end_short_backtrace::h3e9bf30168899554 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5580ab4f8009 - rust_begin_unwind [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x5580ab4cdecb - std::panicking::begin_panic_fmt::h0b6b6d9d830486ef [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:435:5 [INFO] [stderr] 15: 0x5580ab4d722c - build_script_build::main::h8a0b92f57b420a0a [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gfx-backend-metal-0.3.3/build.rs:17:9 [INFO] [stderr] 16: 0x5580ab4da60b - core::ops::function::FnOnce::call_once::h86ed2e47cd4d1f65 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 17: 0x5580ab4d344e - std::sys_common::backtrace::__rust_begin_short_backtrace::h256a5f325bebea48 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 18: 0x5580ab4d9701 - std::rt::lang_start::{{closure}}::h38b49f2ab57ffa6b [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/rt.rs:66:18 [INFO] [stderr] 19: 0x5580ab4f88aa - core::ops::function::impls:: for &F>::call_once::hbcc915e668c7ca11 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 20: 0x5580ab4f88aa - std::panicking::try::do_call::h6b0f430d48122ddf [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:379:40 [INFO] [stderr] 21: 0x5580ab4f88aa - std::panicking::try::h6ba420e2e21b5afa [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:343:19 [INFO] [stderr] 22: 0x5580ab4f88aa - std::panic::catch_unwind::h8366719d1f615eee [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panic.rs:431:14 [INFO] [stderr] 23: 0x5580ab4f88aa - std::rt::lang_start_internal::h965c28c9ce06ee73 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/rt.rs:51:25 [INFO] [stderr] 24: 0x5580ab4d96e0 - std::rt::lang_start::hd611039e235abd58 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/rt.rs:65:5 [INFO] [stderr] 25: 0x5580ab4d884c - main [INFO] [stderr] 26: 0x7fdecaed90b3 - __libc_start_main [INFO] [stderr] 27: 0x5580ab4ce92e - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "00090b7d7f1c2e9bf2de70a110c56085d0157d1c790758a84dde48d513a06334", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00090b7d7f1c2e9bf2de70a110c56085d0157d1c790758a84dde48d513a06334", kill_on_drop: false }` [INFO] [stdout] 00090b7d7f1c2e9bf2de70a110c56085d0157d1c790758a84dde48d513a06334