[INFO] crate amethyst-imgui 0.6.1 is already in cache
[INFO] checking amethyst-imgui-0.6.1 against try#8a5e87609850cdd8679aada01eb0f3062f254ca8 for pr-71140
[INFO] extracting crate amethyst-imgui 0.6.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate amethyst-imgui 0.6.1 on toolchain 8a5e87609850cdd8679aada01eb0f3062f254ca8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate amethyst-imgui 0.6.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate amethyst-imgui 0.6.1
[INFO] tweaked toml for crates.io crate amethyst-imgui 0.6.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate amethyst-imgui 0.6.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 994e38109144ccb0ac6bd5e38338116c3c9e582c8f3952c71f32e2ff91e95965
[INFO] running `"docker" "start" "-a" "994e38109144ccb0ac6bd5e38338116c3c9e582c8f3952c71f32e2ff91e95965"`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling rayon-core v1.6.1
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]     Checking mint v0.5.4
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling tinystr v0.3.2
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking fluent-syntax v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling x11 v2.18.1
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking itertools v0.8.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking unic-langid-impl v0.6.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]    Compiling imgui-sys v0.2.0
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking stb_truetype v0.3.0
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking raw-window-handle v0.3.1
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking raw-window-handle v0.1.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking slice-deque v0.2.4
[INFO] [stderr]     Checking alsa-sys v0.1.2
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling rustc_version_runtime v0.1.5
[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-922ae6ebaf46a3ff/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:27:17
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55afd0a5bb04 - backtrace::backtrace::libunwind::trace::h6e17b062984af3e8
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x55afd0a5bb04 - backtrace::backtrace::trace_unsynchronized::h8e8466cf6548b0a1
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55afd0a5bb04 - std::sys_common::backtrace::_print_fmt::h8b68822dc1659286
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x55afd0a5bb04 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h88b6471123f77ef0
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55afd0a7ea5c - core::fmt::write::h94d2034151aba49c
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x55afd0a59653 - std::io::Write::write_fmt::h6fc26f6b5b7be1bb
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x55afd0a5e0a5 - std::sys_common::backtrace::_print::hba484280b1d7576c
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x55afd0a5e0a5 - std::sys_common::backtrace::print::h57e28f7caf9bd6c7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55afd0a5e0a5 - std::panicking::default_hook::{{closure}}::h32a487ca417fdc4e
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x55afd0a5dde2 - std::panicking::default_hook::hc39090d3c371f581
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x55afd0a5e6b2 - std::panicking::rust_panic_with_hook::h7e4d6ca2da996f73
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x55afd0a5e29b - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:419
[INFO] [stderr]   12:     0x55afd0a7de41 - core::panicking::panic_fmt::h9f8010bf11fdc73e
[INFO] [stderr]                                at src/libcore/panicking.rs:111
[INFO] [stderr]   13:     0x55afd0a7dc63 - core::option::expect_none_failed::h4676a8ccaed9d101
[INFO] [stderr]                                at src/libcore/option.rs:1268
[INFO] [stderr]   14:     0x55afd0a3118b - core::result::Result<T,E>::unwrap::h998893ffec29b36d
[INFO] [stderr]                                at /rustc/8a5e87609850cdd8679aada01eb0f3062f254ca8/src/libcore/result.rs:1005
[INFO] [stderr]   15:     0x55afd0a2e175 - build_script_build::main::h46940571ffe215ec
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27
[INFO] [stderr]   16:     0x55afd0a2f96b - std::rt::lang_start::{{closure}}::h34f980d8bb6c6f9a
[INFO] [stderr]                                at /rustc/8a5e87609850cdd8679aada01eb0f3062f254ca8/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x55afd0a5eaf8 - std::rt::lang_start_internal::{{closure}}::h44f983614a45c0ee
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x55afd0a5eaf8 - std::panicking::try::do_call::hc8977591a8cf0af7
[INFO] [stderr]                                at src/libstd/panicking.rs:331
[INFO] [stderr]   19:     0x55afd0a5eaf8 - std::panicking::try::haa2790657feac5c7
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   20:     0x55afd0a5eaf8 - std::panic::catch_unwind::hb657324443ad5ddd
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   21:     0x55afd0a5eaf8 - std::rt::lang_start_internal::h1fc8fe15552816a9
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   22:     0x55afd0a2f947 - std::rt::lang_start::hdb4d7f912bb87bcc
[INFO] [stderr]                                at /rustc/8a5e87609850cdd8679aada01eb0f3062f254ca8/src/libstd/rt.rs:67
[INFO] [stderr]   23:     0x55afd0a2f29a - main
[INFO] [stderr]   24:     0x7fb092e25b97 - __libc_start_main
[INFO] [stderr]   25:     0x55afd0a2daca - _start
[INFO] [stderr]   26:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "994e38109144ccb0ac6bd5e38338116c3c9e582c8f3952c71f32e2ff91e95965"`
[INFO] running `"docker" "rm" "-f" "994e38109144ccb0ac6bd5e38338116c3c9e582c8f3952c71f32e2ff91e95965"`
[INFO] [stdout] 994e38109144ccb0ac6bd5e38338116c3c9e582c8f3952c71f32e2ff91e95965