[INFO] updating cached repository https://github.com/vorner/rats
[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] 159d8f0eff95ffe05c549cfd7e836d7c3845f6cc
[INFO] checking vorner/rats against try#98d5ea1855f1028095b37c493ba31093c8519d68 for pr-69548
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvorner%2Frats" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vorner/rats on toolchain 98d5ea1855f1028095b37c493ba31093c8519d68
[INFO] running `"/workspace/cargo-home/bin/cargo" "+98d5ea1855f1028095b37c493ba31093c8519d68" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/vorner/rats
[INFO] finished tweaking git repo https://github.com/vorner/rats
[INFO] tweaked toml for git repo https://github.com/vorner/rats written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/vorner/rats already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+98d5ea1855f1028095b37c493ba31093c8519d68" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+98d5ea1855f1028095b37c493ba31093c8519d68" "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] 4f70e699c62d18be4678e1f5c065a655eff0da3ef1633c25297f316a854d09ce
[INFO] running `"docker" "start" "-a" "4f70e699c62d18be4678e1f5c065a655eff0da3ef1633c25297f316a854d09ce"`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[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 serde v1.0.104
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking mint v0.5.4
[INFO] [stderr]    Compiling regex-syntax v0.6.13
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking colorful v0.2.1
[INFO] [stderr]     Checking tuple_utils v0.3.0
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]    Compiling edit-distance v2.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]    Compiling tinystr v0.3.2
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking objekt v0.1.2
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking xi-unicode v0.2.0
[INFO] [stderr]     Checking claxon v0.4.2
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]     Checking fluent-syntax v0.9.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling x11 v2.18.1
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
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[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling unic-langid-impl v0.6.2
[INFO] [stderr]    Compiling heck v0.3.1
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[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 unicode-normalization v0.1.11
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[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 phf v0.7.24
[INFO] [stderr]     Checking rustc_version v0.2.3
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking num_cpus v1.11.1
[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 time v0.1.42
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking slice-deque v0.2.4
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]     Checking stb_truetype v0.3.1
[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 dlib v0.4.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[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-f707940ba886fba6/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:     0x55d50f175e24 - backtrace::backtrace::libunwind::trace::h24a5370b1319bd7a
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x55d50f175e24 - backtrace::backtrace::trace_unsynchronized::h379c9792f6ef4460
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55d50f175e24 - std::sys_common::backtrace::_print_fmt::h3a5b75e57443723b
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x55d50f175e24 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h687231ba2da68c61
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55d50f193bcc - core::fmt::write::hcd5b491a4c454b4c
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1053
[INFO] [stderr]    5:     0x55d50f1737a7 - std::io::Write::write_fmt::h1941e8ffe6b84e9d
[INFO] [stderr]                                at src/libstd/io/mod.rs:1428
[INFO] [stderr]    6:     0x55d50f178295 - std::sys_common::backtrace::_print::h7d1ce732706a3f42
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x55d50f178295 - std::sys_common::backtrace::print::h5a2c706016c622b7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55d50f178295 - std::panicking::default_hook::{{closure}}::h8bfd3f5bb7a4dc18
[INFO] [stderr]                                at src/libstd/panicking.rs:204
[INFO] [stderr]    9:     0x55d50f177fd7 - std::panicking::default_hook::h4d543fda461ebcf5
[INFO] [stderr]                                at src/libstd/panicking.rs:224
[INFO] [stderr]   10:     0x55d50f178852 - std::panicking::rust_panic_with_hook::h19e61792824f3a44
[INFO] [stderr]                                at src/libstd/panicking.rs:470
[INFO] [stderr]   11:     0x55d50f17843b - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:378
[INFO] [stderr]   12:     0x55d50f192f41 - core::panicking::panic_fmt::h964c909962d2459f
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   13:     0x55d50f192d63 - core::option::expect_none_failed::hcb1aac314c055b07
[INFO] [stderr]                                at src/libcore/option.rs:1211
[INFO] [stderr]   14:     0x55d50f15fe1e - core::result::Result<T,E>::unwrap::hd109829eabd9227b
[INFO] [stderr]                                at /rustc/98d5ea1855f1028095b37c493ba31093c8519d68/src/libcore/result.rs:1003
[INFO] [stderr]   15:     0x55d50f160515 - build_script_build::main::hed2146e5199187a4
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27
[INFO] [stderr]   16:     0x55d50f15f3b3 - std::rt::lang_start::{{closure}}::h492df0f705d49b6d
[INFO] [stderr]                                at /rustc/98d5ea1855f1028095b37c493ba31093c8519d68/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x55d50f178363 - std::rt::lang_start_internal::{{closure}}::h61d5c3451bec072d
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x55d50f178363 - std::panicking::try::do_call::hdd0e17410f503003
[INFO] [stderr]                                at src/libstd/panicking.rs:303
[INFO] [stderr]   19:     0x55d50f17e9b7 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:86
[INFO] [stderr]   20:     0x55d50f178cf9 - std::panicking::try::h8119bff16c4e7a4b
[INFO] [stderr]                                at src/libstd/panicking.rs:281
[INFO] [stderr]   21:     0x55d50f178cf9 - std::panic::catch_unwind::hd3df37601ad6cabd
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   22:     0x55d50f178cf9 - std::rt::lang_start_internal::hf39ed062aa77af27
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   23:     0x55d50f15f3ab - std::rt::lang_start::ha795ddd282355a9a
[INFO] [stderr]                                at /rustc/98d5ea1855f1028095b37c493ba31093c8519d68/src/libstd/rt.rs:67
[INFO] [stderr]   24:     0x7f68d04d9b97 - __libc_start_main
[INFO] [stderr]   25:     0x55d50f15ddca - _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" "4f70e699c62d18be4678e1f5c065a655eff0da3ef1633c25297f316a854d09ce"`
[INFO] running `"docker" "rm" "-f" "4f70e699c62d18be4678e1f5c065a655eff0da3ef1633c25297f316a854d09ce"`
[INFO] [stdout] 4f70e699c62d18be4678e1f5c065a655eff0da3ef1633c25297f316a854d09ce