[INFO] cloning repository https://github.com/lokillo999/kyo-switcher [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lokillo999/kyo-switcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flokillo999%2Fkyo-switcher", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flokillo999%2Fkyo-switcher'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1d8e1f96527a736af650c27a11270d28e341e244 [INFO] checking lokillo999/kyo-switcher against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flokillo999%2Fkyo-switcher" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lokillo999/kyo-switcher on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lokillo999/kyo-switcher [INFO] finished tweaking git repo https://github.com/lokillo999/kyo-switcher [INFO] tweaked toml for git repo https://github.com/lokillo999/kyo-switcher written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/lokillo999/kyo-switcher already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded reqwest v0.9.2 [INFO] [stderr] Downloaded winres v0.1.6 [INFO] [stderr] Downloaded minifier v0.0.19 [INFO] [stderr] Downloaded macro-utils v0.1.2 [INFO] [stderr] Downloaded html-minifier v1.1.2 [INFO] [stderr] Downloaded notify-rust v3.4.2 [INFO] [stderr] Downloaded webview-sys v0.1.0 [INFO] [stderr] Downloaded web-view v0.2.1 [INFO] [stderr] Downloaded winrt-notification v0.2.2 [INFO] [stderr] Downloaded winrt v0.5.1 [INFO] [stderr] Downloaded hyper v0.12.11 [INFO] [stderr] Downloaded encoding_rs v0.8.7 [INFO] [stderr] Downloaded winrt v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] df576ae44423d902cd51fc0caa5a9e672af6904dcb062f61d5e43ec37c7de5cb [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" "df576ae44423d902cd51fc0caa5a9e672af6904dcb062f61d5e43ec37c7de5cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "df576ae44423d902cd51fc0caa5a9e672af6904dcb062f61d5e43ec37c7de5cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df576ae44423d902cd51fc0caa5a9e672af6904dcb062f61d5e43ec37c7de5cb", kill_on_drop: false }` [INFO] [stdout] df576ae44423d902cd51fc0caa5a9e672af6904dcb062f61d5e43ec37c7de5cb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 03f39678f39a7f439db08fdd02316824f8fc0c9f5b51cc7613d513553b4009aa [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" "03f39678f39a7f439db08fdd02316824f8fc0c9f5b51cc7613d513553b4009aa", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Checking futures v0.1.24 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking lazycell v1.2.0 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling serde v1.0.79 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling openssl v0.10.12 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Compiling native-tls v0.2.1 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Compiling ryu v0.2.6 [INFO] [stderr] Compiling macro-utils v0.1.2 [INFO] [stderr] Checking unicode-normalization v0.1.7 [INFO] [stderr] Checking string v0.1.1 [INFO] [stderr] Checking indexmap v1.0.1 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Compiling safemem v0.3.0 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Checking dtoa v0.4.3 [INFO] [stderr] Checking urlencoding v1.0.0 [INFO] [stderr] Checking log v0.4.5 [INFO] [stderr] Checking encoding_rs v0.8.7 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Compiling minifier v0.0.19 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling unicase v2.1.0 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking smallvec v0.6.5 [INFO] [stderr] Checking lock_api v0.1.4 [INFO] [stderr] Checking bytes v0.4.10 [INFO] [stderr] Compiling dbus v0.4.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Compiling html-minifier v1.1.2 [INFO] [stderr] Checking http v0.1.13 [INFO] [stderr] Checking tokio-executor v0.1.5 [INFO] [stderr] Checking tokio-io v0.1.9 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking libflate v0.1.18 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Compiling kyo-rs v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking mime v0.3.9 [INFO] [stderr] Checking uuid v0.7.1 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking tokio-current-thread v0.1.3 [INFO] [stderr] Checking tokio-timer v0.2.7 [INFO] [stderr] Compiling openssl-sys v0.9.36 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling webview-sys v0.1.0 [INFO] [stderr] Checking phf v0.7.23 [INFO] [stderr] Checking crossbeam-deque v0.6.1 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking url v1.7.1 [INFO] [stderr] Compiling phf_codegen v0.7.23 [INFO] [stderr] Checking tokio-threadpool v0.1.7 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] error: failed to run custom build command for `kyo-rs v0.0.1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/kyo-rs-6ac9a0527a476c30/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" }', build.rs:42:58 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56341334a090 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x56341334a090 - std::backtrace_rs::backtrace::trace_unsynchronized::h2d26397c5720fdbb [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x56341334a090 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x56341334a090 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x563413363dfc - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x5634133484e2 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x56341334c355 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x56341334c355 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x56341334c355 - std::panicking::default_hook::{{closure}}::h5b7294ca19e8edab [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x56341334beaa - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x56341334caf1 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x56341334c637 - std::panicking::begin_panic_handler::{{closure}}::h56ae74c6dea6e141 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x56341334a52c - std::sys_common::backtrace::__rust_end_short_backtrace::h3c4721f56689fae4 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x56341334c599 - rust_begin_unwind [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x5634133631a1 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x563413362fc3 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x563413310620 - core::result::Result::unwrap::h5cd45d297363dd91 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/result.rs:973:23 [INFO] [stderr] 17: 0x563413311508 - build_script_build::main::hf4f670a6437f287d [INFO] [stderr] at /opt/rustwide/workdir/build.rs:42:5 [INFO] [stderr] 18: 0x56341331040b - core::ops::function::FnOnce::call_once::hae82ef99ffb9dd41 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x56341331082e - std::sys_common::backtrace::__rust_begin_short_backtrace::hd0798b112cd91aae [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x5634133107b1 - std::rt::lang_start::{{closure}}::h04d064824a4b36af [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x56341334cf17 - core::ops::function::impls:: for &F>::call_once::h3f3ba5d1e0ce8d49 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x56341334cf17 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x56341334cf17 - std::panicking::try::h068087b173f80a49 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x56341334cf17 - std::panic::catch_unwind::h1f8259807e825279 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x56341334cf17 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x563413310787 - std::rt::lang_start::h0fb3c33d242d00bc [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x56341331180a - main [INFO] [stderr] 28: 0x7fc399a890b3 - __libc_start_main [INFO] [stderr] 29: 0x56341330e0ae - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "03f39678f39a7f439db08fdd02316824f8fc0c9f5b51cc7613d513553b4009aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03f39678f39a7f439db08fdd02316824f8fc0c9f5b51cc7613d513553b4009aa", kill_on_drop: false }` [INFO] [stdout] 03f39678f39a7f439db08fdd02316824f8fc0c9f5b51cc7613d513553b4009aa