[INFO] cloning repository https://github.com/JiLiZART/pong-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JiLiZART/pong-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJiLiZART%2Fpong-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJiLiZART%2Fpong-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a1c36f16a64fb7c9de21d9aca1e9a1d4aaa315de
[INFO] checking JiLiZART/pong-rs against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJiLiZART%2Fpong-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JiLiZART/pong-rs on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JiLiZART/pong-rs
[INFO] finished tweaking git repo https://github.com/JiLiZART/pong-rs
[INFO] tweaked toml for git repo https://github.com/JiLiZART/pong-rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/JiLiZART/pong-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded inventory-impl v0.1.9
[INFO] [stderr]   Downloaded rustversion v1.0.4
[INFO] [stderr]   Downloaded object v0.21.1
[INFO] [stderr]   Downloaded inventory v0.1.9
[INFO] [stderr]   Downloaded ctor v0.1.16
[INFO] [stderr]   Downloaded backtrace v0.3.53
[INFO] [stderr]   Downloaded libloading v0.6.5
[INFO] [stderr]   Downloaded tynm v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14e213b661702873353cf1147654ccc0e2ecf6783442f9f5f1acab9ea9a869b2
[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" "14e213b661702873353cf1147654ccc0e2ecf6783442f9f5f1acab9ea9a869b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14e213b661702873353cf1147654ccc0e2ecf6783442f9f5f1acab9ea9a869b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14e213b661702873353cf1147654ccc0e2ecf6783442f9f5f1acab9ea9a869b2", kill_on_drop: false }`
[INFO] [stdout] 14e213b661702873353cf1147654ccc0e2ecf6783442f9f5f1acab9ea9a869b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1ad4dda2c2385081a65217e9e7089b390738e59889ccd49cd5738cb26ce3c04
[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" "f1ad4dda2c2385081a65217e9e7089b390738e59889ccd49cd5738cb26ce3c04", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking object v0.21.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[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 ryu v1.0.5
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling gfx-backend-metal v0.3.3
[INFO] [stderr]     Checking range-alloc v0.1.1
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]     Checking mint v0.5.5
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking colorful v0.2.1
[INFO] [stderr]    Compiling inventory v0.1.9
[INFO] [stderr]    Compiling inflections v1.1.1
[INFO] [stderr]    Compiling cpal v0.11.0
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking xi-unicode v0.2.1
[INFO] [stderr]     Checking fluent-syntax v0.9.3
[INFO] [stderr]     Checking dunce v1.0.1
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[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 libloading v0.6.5
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling objc_exception v0.1.2
[INFO] [stderr]    Compiling spirv_cross v0.15.0
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling unic-langid-impl v0.8.0
[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] 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-d4893cfd003cd631/build-script-build` (exit code: 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:     0x56066801c267 - std::backtrace_rs::backtrace::libunwind::trace::h8bc78f7bc1f75bdb
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x56066801c267 - std::backtrace_rs::backtrace::trace_unsynchronized::ha4c961c9576f95ba
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x56066801c267 - std::sys_common::backtrace::_print_fmt::hc20cfdc233d6eb02
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x56066801c267 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h04bea14549780a0f
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x560668036a8c - core::fmt::write::h3868db8542c90941
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/fmt/mod.rs:1096:17
[INFO] [stderr]      5:     0x560668019422 - std::io::Write::write_fmt::h55dd75636eef6a5c
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/io/mod.rs:1568:15
[INFO] [stderr]      6:     0x56066801df95 - std::sys_common::backtrace::_print::h6439e8525077c7da
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x56066801df95 - std::sys_common::backtrace::print::h02b685f728ce3931
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x56066801df95 - std::panicking::default_hook::{{closure}}::h7c29625065fafae1
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x56066801daf3 - std::panicking::default_hook::hba441710bb71f4d5
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x56066801e731 - std::panicking::rust_panic_with_hook::ha936eb00e51bc4d9
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x56066801e277 - std::panicking::begin_panic_handler::{{closure}}::hcd15140e0238536e
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x56066801c72c - std::sys_common::backtrace::__rust_end_short_backtrace::hb13a021bb64823a1
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x56066801e1d9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x56066801e18b - std::panicking::begin_panic_fmt::h3ef6798fa589483b
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:435:5
[INFO] [stderr]     15:     0x560667ff148b - build_script_build::main::h0d169f022bf10a37
[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:     0x560667ff494b - core::ops::function::FnOnce::call_once::hf9e8646345c013bb
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     17:     0x560667ffcd6e - std::sys_common::backtrace::__rust_begin_short_backtrace::ha1d2bb604db0d6c2
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     18:     0x560667ff67b1 - std::rt::lang_start::{{closure}}::h9313336322b136a1
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/rt.rs:66:18
[INFO] [stderr]     19:     0x56066801eb57 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h7c92107c3c98a949
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     20:     0x56066801eb57 - std::panicking::try::do_call::h7454c57e8fbf0cc1
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:379:40
[INFO] [stderr]     21:     0x56066801eb57 - std::panicking::try::he71cdc15ed83b5ec
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:343:19
[INFO] [stderr]     22:     0x56066801eb57 - std::panic::catch_unwind::hfc08ddb043e6e18c
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panic.rs:396:14
[INFO] [stderr]     23:     0x56066801eb57 - std::rt::lang_start_internal::he4958117ec6901fd
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/rt.rs:51:25
[INFO] [stderr]     24:     0x560667ff6787 - std::rt::lang_start::hd073b5c108e86663
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/rt.rs:65:5
[INFO] [stderr]     25:     0x560667ff2a4a - main
[INFO] [stderr]     26:     0x7f934e8050b3 - __libc_start_main
[INFO] [stderr]     27:     0x560667ff10ae - _start
[INFO] [stderr]     28:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f1ad4dda2c2385081a65217e9e7089b390738e59889ccd49cd5738cb26ce3c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1ad4dda2c2385081a65217e9e7089b390738e59889ccd49cd5738cb26ce3c04", kill_on_drop: false }`
[INFO] [stdout] f1ad4dda2c2385081a65217e9e7089b390738e59889ccd49cd5738cb26ce3c04