[INFO] updating cached repository https://github.com/lukebitts/pipe-away
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ffc607ffa7674c3380ce61ffdd8c3c0c64f37dd2
[INFO] checking lukebitts/pipe-away against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukebitts%2Fpipe-away" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lukebitts/pipe-away on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/lukebitts/pipe-away
[INFO] removed path dependency amethyst from git repo https://github.com/lukebitts/pipe-away
[INFO] finished tweaking git repo https://github.com/lukebitts/pipe-away
[INFO] tweaked toml for git repo https://github.com/lukebitts/pipe-away written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/lukebitts/pipe-away already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (amethyst) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-14/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (amethyst) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] dcf5768f1a4494bad3c731bda6e9c5c598f42b3efaf796b1ef947d9b14d64eba
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "dcf5768f1a4494bad3c731bda6e9c5c598f42b3efaf796b1ef947d9b14d64eba"`
[INFO] [stderr] warning: dependency (amethyst) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking mint v0.5.3
[INFO] [stderr]     Checking downcast-rs v1.1.0
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking tuple_utils v0.3.0
[INFO] [stderr]     Checking colorful v0.2.1
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]    Compiling edit-distance v2.1.0
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]    Compiling tinystr v0.3.1
[INFO] [stderr]     Checking objekt v0.1.2
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]     Checking xi-unicode v0.2.0
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking claxon v0.4.2
[INFO] [stderr]     Checking fluent-syntax v0.9.0
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking rgb v0.8.14
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.6.2
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking hibitset v0.5.4
[INFO] [stderr]    Compiling unic-langid-impl v0.6.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking raw-window-handle v0.3.0
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]     Checking slice-deque v0.2.4
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling xcb v0.8.2
[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]     Checking rustc-hash v1.0.1
[INFO] [stderr]     Checking stb_truetype v0.3.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rustc_version v0.2.3
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking euclid v0.20.3
[INFO] [stderr]     Checking noisy_float v0.1.11
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling getset v0.0.8
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling ctor v0.1.12
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling inventory-impl v0.1.4
[INFO] [stderr]    Compiling proc_macro_roids v0.6.0
[INFO] [stderr]    Compiling glsl-layout-derive v0.3.2
[INFO] [stderr]    Compiling rental-impl v0.5.5
[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-56cbb421095587e4/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" }', src/libcore/result.rs:1165:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x555e3d6df6d4 - backtrace::backtrace::libunwind::trace::hed9e2a0309170f7a
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x555e3d6df6d4 - backtrace::backtrace::trace_unsynchronized::h9afd3890a045e254
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x555e3d6df6d4 - std::sys_common::backtrace::_print_fmt::h0c9217c367fe7d99
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:76
[INFO] [stderr]    3:     0x555e3d6df6d4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e25c3c7d15a8f7a
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:60
[INFO] [stderr]    4:     0x555e3d6fd5ec - core::fmt::write::h222d255985e63ab4
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1028
[INFO] [stderr]    5:     0x555e3d6dd1c7 - std::io::Write::write_fmt::hff0ed662005260ac
[INFO] [stderr]                                at src/libstd/io/mod.rs:1412
[INFO] [stderr]    6:     0x555e3d6e1a55 - std::sys_common::backtrace::_print::hc8e1f3adcde2a297
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:64
[INFO] [stderr]    7:     0x555e3d6e1a55 - std::sys_common::backtrace::print::h441b47455c622a48
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x555e3d6e1a55 - std::panicking::default_hook::{{closure}}::hf4fb5bc24f0ac057
[INFO] [stderr]                                at src/libstd/panicking.rs:196
[INFO] [stderr]    9:     0x555e3d6e1746 - std::panicking::default_hook::h13a0b47a82531fb5
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]   10:     0x555e3d6e20a5 - std::panicking::rust_panic_with_hook::h4a8bd1cefdd0c63e
[INFO] [stderr]                                at src/libstd/panicking.rs:473
[INFO] [stderr]   11:     0x555e3d6e1c42 - std::panicking::continue_panic_fmt::h208e402b637bb007
[INFO] [stderr]                                at src/libstd/panicking.rs:380
[INFO] [stderr]   12:     0x555e3d6e1b36 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:307
[INFO] [stderr]   13:     0x555e3d6fad0a - core::panicking::panic_fmt::h02924c3a0b39e435
[INFO] [stderr]                                at src/libcore/panicking.rs:84
[INFO] [stderr]   14:     0x555e3d6fae07 - core::result::unwrap_failed::h6db58561f30ae5bf
[INFO] [stderr]                                at src/libcore/result.rs:1165
[INFO] [stderr]   15:     0x555e3d6b2a90 - core::result::Result<T,E>::unwrap::ha47c85c517683c62
[INFO] [stderr]                                at /rustc/ba14a92a10441c4b839ce71e6ef5f7a48bbff18f/src/libcore/result.rs:933
[INFO] [stderr]   16:     0x555e3d6af21b - build_script_build::main::h37601cb12ddb6b90
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27
[INFO] [stderr]   17:     0x555e3d6b09b0 - std::rt::lang_start::{{closure}}::h81b6e60ccbcb20e1
[INFO] [stderr]                                at /rustc/ba14a92a10441c4b839ce71e6ef5f7a48bbff18f/src/libstd/rt.rs:64
[INFO] [stderr]   18:     0x555e3d6e1b23 - std::rt::lang_start_internal::{{closure}}::h79de390c1f22a575
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   19:     0x555e3d6e1b23 - std::panicking::try::do_call::h7ab738dd9e6d8623
[INFO] [stderr]                                at src/libstd/panicking.rs:292
[INFO] [stderr]   20:     0x555e3d6e7eda - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   21:     0x555e3d6e259d - std::panicking::try::h02240b4a14001fb3
[INFO] [stderr]                                at src/libstd/panicking.rs:271
[INFO] [stderr]   22:     0x555e3d6e259d - std::panic::catch_unwind::hf518ccf3f5414b1b
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x555e3d6e259d - std::rt::lang_start_internal::hb1418bf06dc13abc
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   24:     0x555e3d6b0989 - std::rt::lang_start::h73aaf21f7e8830b1
[INFO] [stderr]                                at /rustc/ba14a92a10441c4b839ce71e6ef5f7a48bbff18f/src/libstd/rt.rs:64
[INFO] [stderr]   25:     0x555e3d6b01fa - main
[INFO] [stderr]   26:     0x7fd427126b97 - __libc_start_main
[INFO] [stderr]   27:     0x555e3d6aebea - _start
[INFO] [stderr]   28:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "dcf5768f1a4494bad3c731bda6e9c5c598f42b3efaf796b1ef947d9b14d64eba"`
[INFO] running `"docker" "rm" "-f" "dcf5768f1a4494bad3c731bda6e9c5c598f42b3efaf796b1ef947d9b14d64eba"`
[INFO] [stdout] dcf5768f1a4494bad3c731bda6e9c5c598f42b3efaf796b1ef947d9b14d64eba