[INFO] cloning repository https://github.com/VpxGames/VoxelCraft
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VpxGames/VoxelCraft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVpxGames%2FVoxelCraft", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVpxGames%2FVoxelCraft'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 918707a23249dd15f6777961a4342449bb5fc9bc
[INFO] checking VpxGames/VoxelCraft against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVpxGames%2FVoxelCraft" "/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/VpxGames/VoxelCraft on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/VpxGames/VoxelCraft
[INFO] finished tweaking git repo https://github.com/VpxGames/VoxelCraft
[INFO] tweaked toml for git repo https://github.com/VpxGames/VoxelCraft written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/VpxGames/VoxelCraft already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck v0.8.5
[INFO] [stderr]   Downloaded amethyst_animation v0.8.1
[INFO] [stderr]   Downloaded getset v0.0.8
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[INFO] [stderr]   Downloaded fluent-locale v0.10.1
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[INFO] [stderr]   Downloaded amethyst_window v0.3.0
[INFO] [stderr]   Downloaded font-kit v0.4.0
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[INFO] [stderr]   Downloaded rendy-shader v0.3.0
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[INFO] [stderr]   Downloaded paste v0.1.6
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[INFO] [stderr]   Downloaded rendy-texture v0.3.0
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[INFO] [stderr]   Downloaded ncollide3d v0.20.1
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[INFO] [stderr]   Downloaded amethyst_audio v0.8.0
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[INFO] [stderr]   Downloaded amethyst_locale v0.7.2
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[INFO] [stderr]   Downloaded glyph_brush v0.6.1
[INFO] [stderr]   Downloaded intl_pluralrules v4.0.1
[INFO] [stderr]   Downloaded amethyst_assets v0.9.1
[INFO] [stderr]   Downloaded unic-langid-impl v0.6.2
[INFO] [stderr]   Downloaded hibitset v0.6.2
[INFO] [stderr]   Downloaded shred v0.9.4
[INFO] [stderr]   Downloaded amethyst v0.13.2
[INFO] [stderr]   Downloaded amethyst_ui v0.8.1
[INFO] [stderr]   Downloaded specs v0.15.1
[INFO] [stderr]   Downloaded amethyst_nphysics v0.1.1
[INFO] [stderr]   Downloaded err-derive v0.1.6
[INFO] [stderr]   Downloaded amethyst_physics v0.1.1
[INFO] [stderr]   Downloaded nphysics3d v0.12.3
[INFO] [stderr]   Downloaded amethyst_controls v0.7.0
[INFO] [stderr]   Downloaded proc-macro-error v0.2.6
[INFO] [stderr]   Downloaded inventory-impl v0.1.5
[INFO] [stderr]   Downloaded backtrace v0.3.42
[INFO] [stderr]   Downloaded rendy-memory v0.3.0
[INFO] [stderr]   Downloaded rendy-mesh v0.3.1
[INFO] [stderr]   Downloaded amethyst_config v0.12.0
[INFO] [stderr]   Downloaded generational-arena v0.2.7
[INFO] [stderr]   Downloaded alga_derive v0.9.1
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 259c4e2bcecffe6cbebc0ca43fb68a3867ea4026cbb15f8b9e486eaf461e500b
[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" "259c4e2bcecffe6cbebc0ca43fb68a3867ea4026cbb15f8b9e486eaf461e500b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "259c4e2bcecffe6cbebc0ca43fb68a3867ea4026cbb15f8b9e486eaf461e500b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "259c4e2bcecffe6cbebc0ca43fb68a3867ea4026cbb15f8b9e486eaf461e500b", kill_on_drop: false }`
[INFO] [stdout] 259c4e2bcecffe6cbebc0ca43fb68a3867ea4026cbb15f8b9e486eaf461e500b
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e50662fde5cd5d2cae2790bc864c76d62633f02f8745dc26af26903b46ed4107
[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" "e50662fde5cd5d2cae2790bc864c76d62633f02f8745dc26af26903b46ed4107", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling regex-syntax v0.6.13
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking fluent-syntax v0.9.1
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking slotmap v0.3.0
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling x11 v2.18.1
[INFO] [stderr]     Checking hibitset v0.5.4
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking generational-arena v0.2.7
[INFO] [stderr]    Compiling unic-langid-impl v0.6.2
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.5
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling err-derive v0.1.6
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]    Compiling lexical v2.2.2
[INFO] [stderr]    Compiling rustc_version_runtime v0.1.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking colored v1.9.2
[INFO] [stderr]     Checking ash v0.29.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr] error: failed to run custom build command for `rustc_version_runtime v0.1.5`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rustc_version_runtime-d6484f3a2e83aaaa/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27:48
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55f21a233dc5 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]      1:     0x55f21a233dc5 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55f21a233dc5 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]      3:     0x55f21a233dc5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hdb4a83d2b61107e5
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]      4:     0x55f21a255cec - core::fmt::write::ha20e7262fa3e8a7a
[INFO] [stderr]                                  at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]      5:     0x55f21a2318b2 - std::io::Write::write_fmt::h1aebfe8a5a79e36d
[INFO] [stderr]                                  at src/libstd/io/mod.rs:1537
[INFO] [stderr]      6:     0x55f21a236200 - std::sys_common::backtrace::_print::h9c07314cc66ba539
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]      7:     0x55f21a236200 - std::sys_common::backtrace::print::hd1fd65f49a2d8544
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]      8:     0x55f21a236200 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc
[INFO] [stderr]                                  at src/libstd/panicking.rs:198
[INFO] [stderr]      9:     0x55f21a235f4c - std::panicking::default_hook::hc5868949d129ed00
[INFO] [stderr]                                  at src/libstd/panicking.rs:217
[INFO] [stderr]     10:     0x55f21a236843 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8
[INFO] [stderr]                                  at src/libstd/panicking.rs:526
[INFO] [stderr]     11:     0x55f21a23643b - rust_begin_unwind
[INFO] [stderr]                                  at src/libstd/panicking.rs:437
[INFO] [stderr]     12:     0x55f21a2550f1 - core::panicking::panic_fmt::h17139c2000299725
[INFO] [stderr]                                  at src/libcore/panicking.rs:85
[INFO] [stderr]     13:     0x55f21a254f13 - core::option::expect_none_failed::h972f96abb4ec8952
[INFO] [stderr]                                  at src/libcore/option.rs:1269
[INFO] [stderr]     14:     0x55f21a20d16b - core::result::Result<T,E>::unwrap::ha405605699beb726
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libcore/result.rs:1005
[INFO] [stderr]     15:     0x55f21a209805 - build_script_build::main::h6d8c5e8abddb3a9f
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27
[INFO] [stderr]     16:     0x55f21a20b64b - std::rt::lang_start::{{closure}}::hc466a1c36600cec5
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libstd/rt.rs:67
[INFO] [stderr]     17:     0x55f21a236c13 - std::rt::lang_start_internal::{{closure}}::h84a998219831fa70
[INFO] [stderr]                                  at src/libstd/rt.rs:52
[INFO] [stderr]     18:     0x55f21a236c13 - std::panicking::try::do_call::he8e1d689a3e26def
[INFO] [stderr]                                  at src/libstd/panicking.rs:348
[INFO] [stderr]     19:     0x55f21a236c13 - std::panicking::try::h264b6eebc2fa7bbf
[INFO] [stderr]                                  at src/libstd/panicking.rs:325
[INFO] [stderr]     20:     0x55f21a236c13 - std::panic::catch_unwind::hbf28fafa723b2128
[INFO] [stderr]                                  at src/libstd/panic.rs:394
[INFO] [stderr]     21:     0x55f21a236c13 - std::rt::lang_start_internal::he959aa59bc3ec202
[INFO] [stderr]                                  at src/libstd/rt.rs:51
[INFO] [stderr]     22:     0x55f21a20b627 - std::rt::lang_start::hc1eb2b7d99e61ef8
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libstd/rt.rs:67
[INFO] [stderr]     23:     0x55f21a20a89a - main
[INFO] [stderr]     24:     0x7f7ed7bfe0b3 - __libc_start_main
[INFO] [stderr]     25:     0x55f21a20917e - _start
[INFO] [stderr]     26:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e50662fde5cd5d2cae2790bc864c76d62633f02f8745dc26af26903b46ed4107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e50662fde5cd5d2cae2790bc864c76d62633f02f8745dc26af26903b46ed4107", kill_on_drop: false }`
[INFO] [stdout] e50662fde5cd5d2cae2790bc864c76d62633f02f8745dc26af26903b46ed4107
