[INFO] cloning repository https://github.com/ethanboxx/amethyst-pong-example-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ethanboxx/amethyst-pong-example-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethanboxx%2Famethyst-pong-example-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethanboxx%2Famethyst-pong-example-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8e7876f61e74f890306147e921e9194cf2ba7f2
[INFO] checking ethanboxx/amethyst-pong-example-tutorial against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethanboxx%2Famethyst-pong-example-tutorial" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ethanboxx/amethyst-pong-example-tutorial on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ethanboxx/amethyst-pong-example-tutorial
[INFO] finished tweaking git repo https://github.com/ethanboxx/amethyst-pong-example-tutorial
[INFO] tweaked toml for git repo https://github.com/ethanboxx/amethyst-pong-example-tutorial written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ethanboxx/amethyst-pong-example-tutorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 964dfce7d8d251827f086be7462dca14310e0cf8ab2e1cfb2d2f589281ce2755
[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" "964dfce7d8d251827f086be7462dca14310e0cf8ab2e1cfb2d2f589281ce2755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "964dfce7d8d251827f086be7462dca14310e0cf8ab2e1cfb2d2f589281ce2755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "964dfce7d8d251827f086be7462dca14310e0cf8ab2e1cfb2d2f589281ce2755", kill_on_drop: false }`
[INFO] [stdout] 964dfce7d8d251827f086be7462dca14310e0cf8ab2e1cfb2d2f589281ce2755
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 47f7ed85fdfbc6cc198187e33d88da89378c98143c848c33a1dae9408e2a9dfa
[INFO] running `Command { std: "docker" "start" "-a" "47f7ed85fdfbc6cc198187e33d88da89378c98143c848c33a1dae9408e2a9dfa", kill_on_drop: false }`
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[INFO] [stderr]    Compiling parking_lot_core v0.6.2
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[INFO] [stderr]    Compiling parking_lot_core v0.4.0
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[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]     Checking ash v0.29.0
[INFO] [stderr]     Checking stb_truetype v0.3.1
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[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]     Checking crossbeam-queue v0.2.0
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling syn v1.0.11
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[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]     Checking minimp3 v0.3.3
[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-b9f73338247c74ea/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:     0x55cfb001cc80 - std::backtrace_rs::backtrace::libunwind::trace::h9d49145f95eb5894
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55cfb001cc80 - std::backtrace_rs::backtrace::trace_unsynchronized::hab1d020365bb6864
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55cfb001cc80 - std::sys_common::backtrace::_print_fmt::h7659588431e304bd
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55cfb001cc80 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h09f4a9e3befae3c7
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55cfb0037bac - core::fmt::write::hf3fdfde304b9a088
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/core/src/fmt/mod.rs:1092:17
[INFO] [stderr]      5:     0x55cfb001a4e2 - std::io::Write::write_fmt::h1cb850689c7116f0
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/io/mod.rs:1568:15
[INFO] [stderr]      6:     0x55cfb001e9d5 - std::sys_common::backtrace::_print::hdbccd5aa093ba544
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55cfb001e9d5 - std::sys_common::backtrace::print::hc639c4f320222558
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55cfb001e9d5 - std::panicking::default_hook::{{closure}}::hdb012dd7a485bb5d
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55cfb001e483 - std::panicking::default_hook::h75facbce77b6ba91
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55cfb001f171 - std::panicking::rust_panic_with_hook::hbcaa5de2cb5e22d5
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55cfb001ecb7 - std::panicking::begin_panic_handler::{{closure}}::h4ee6cde415c8f62d
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55cfb001d13c - std::sys_common::backtrace::__rust_end_short_backtrace::h895319f2d3f611c0
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55cfb001ec19 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55cfb0036df1 - core::panicking::panic_fmt::h0123abb763a6e96f
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55cfb0036c13 - core::option::expect_none_failed::h9fff90ea7603aa1d
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/core/src/option.rs:1300:5
[INFO] [stderr]     16:     0x55cfaffe2e4b - core::result::Result<T,E>::unwrap::h04b4dac99b435b6e
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/core/src/result.rs:1037:23
[INFO] [stderr]     17:     0x55cfaffdf754 - build_script_build::main::h8b2bf5cd9f80e013
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27:17
[INFO] [stderr]     18:     0x55cfaffe0f5b - core::ops::function::FnOnce::call_once::h6cc89cf0b7483185
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55cfaffe12fe - std::sys_common::backtrace::__rust_begin_short_backtrace::hc53ac73b62e6a118
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55cfaffe15e1 - std::rt::lang_start::{{closure}}::h98954f56abb845c6
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x55cfb001f58a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h31ee16c075ae2d62
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55cfb001f58a - std::panicking::try::do_call::h3993344bf97066b6
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x55cfb001f58a - std::panicking::try::h09e523df7c9c2d28
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x55cfb001f58a - std::panic::catch_unwind::h9d4ddb10ebb815ff
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/panic.rs:431:14
[INFO] [stderr]     25:     0x55cfb001f58a - std::rt::lang_start_internal::hc92e27a69d75de2a
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x55cfaffe15b7 - std::rt::lang_start::h1663fda75d39b629
[INFO] [stderr]                                  at /rustc/9fa580b1175018b0a276b0bc68f9827a106f7260/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x55cfaffe07da - main
[INFO] [stderr]     28:     0x7f678a4350b3 - __libc_start_main
[INFO] [stderr]     29:     0x55cfaffdf0ae - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "47f7ed85fdfbc6cc198187e33d88da89378c98143c848c33a1dae9408e2a9dfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47f7ed85fdfbc6cc198187e33d88da89378c98143c848c33a1dae9408e2a9dfa", kill_on_drop: false }`
[INFO] [stdout] 47f7ed85fdfbc6cc198187e33d88da89378c98143c848c33a1dae9408e2a9dfa