[INFO] cloning repository https://github.com/michaelherger/spotty [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaelherger/spotty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelherger%2Fspotty", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelherger%2Fspotty'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a7ee92011a01dc8a563e12294ac9e8a9bd1886fa [INFO] testing michaelherger/spotty against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelherger%2Fspotty" "/workspace/builds/worker-53/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-53/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/michaelherger/spotty on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/michaelherger/spotty [INFO] finished tweaking git repo https://github.com/michaelherger/spotty [INFO] tweaked toml for git repo https://github.com/michaelherger/spotty written to /workspace/builds/worker-53/source/Cargo.toml [INFO] crate git repo https://github.com/michaelherger/spotty already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0f04c36f9e517eb71e74ab3b65422e84695a6d5c1da8b08d519bd8fc30d18d3f [INFO] running `Command { std: "docker" "start" "-a" "0f04c36f9e517eb71e74ab3b65422e84695a6d5c1da8b08d519bd8fc30d18d3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0f04c36f9e517eb71e74ab3b65422e84695a6d5c1da8b08d519bd8fc30d18d3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f04c36f9e517eb71e74ab3b65422e84695a6d5c1da8b08d519bd8fc30d18d3f", kill_on_drop: false }` [INFO] [stdout] 0f04c36f9e517eb71e74ab3b65422e84695a6d5c1da8b08d519bd8fc30d18d3f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f69b5dda9be3d059ec1e5fd5a07524699f8ce6d4ef15e66282a78e8d1084332 [INFO] running `Command { std: "docker" "start" "-a" "7f69b5dda9be3d059ec1e5fd5a07524699f8ce6d4ef15e66282a78e8d1084332", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling futures v0.1.29 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling cc v1.0.47 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling protobuf v2.8.1 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling scoped-tls v0.1.2 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling try-lock v0.1.0 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling smallvec v0.2.1 [INFO] [stderr] Compiling take v0.1.0 [INFO] [stderr] Compiling subtle v1.0.0 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling slab v0.3.0 [INFO] [stderr] Compiling mime v0.3.14 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling nix v0.10.0 [INFO] [stderr] Compiling linear-map v1.2.0 [INFO] [stderr] Compiling arc-swap v0.4.3 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling termcolor v1.0.5 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling hex v0.3.2 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling serde v0.9.15 [INFO] [stderr] Compiling dtoa v0.4.4 [INFO] [stderr] Compiling spotty v0.35.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling itoa v0.3.4 [INFO] [stderr] Compiling lock_api v0.3.1 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling getopts v0.2.21 [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] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling smallvec v0.6.13 [INFO] [stderr] error: failed to run custom build command for `spotty v0.35.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/spotty-d44e686e56b40906/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', build.rs:12:48 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x556f7ad90f8c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x556f7ad90f8c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x556f7ad90f8c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x556f7ad90f8c - ::fmt::h82b0e3aaf8a96140 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x556f7adab39c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/fmt/mod.rs:1149:17 [INFO] [stderr] 5: 0x556f7ad8e7d5 - std::io::Write::write_fmt::hc2da38dc44811df8 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/io/mod.rs:1697:15 [INFO] [stderr] 6: 0x556f7ad92590 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x556f7ad92590 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x556f7ad92590 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:211:50 [INFO] [stderr] 9: 0x556f7ad9213b - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:228:9 [INFO] [stderr] 10: 0x556f7ad92c44 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:606:17 [INFO] [stderr] 11: 0x556f7ad92720 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:502:13 [INFO] [stderr] 12: 0x556f7ad91444 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stderr] 13: 0x556f7ad92689 - rust_begin_unwind [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:498:5 [INFO] [stderr] 14: 0x556f7ad79cc1 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panicking.rs:107:14 [INFO] [stderr] 15: 0x556f7ad79d53 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/result.rs:1613:5 [INFO] [stderr] 16: 0x556f7ad7b9bd - core::result::Result::unwrap::hedd4c8f2ad6f4d27 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/result.rs:1295:23 [INFO] [stderr] 17: 0x556f7ad7c574 - build_script_build::main::h3380a073c6810485 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:12:19 [INFO] [stderr] 18: 0x556f7ad7af1b - core::ops::function::FnOnce::call_once::he75127278b7bb9a7 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x556f7ad7b2ee - std::sys_common::backtrace::__rust_begin_short_backtrace::h59c123a4703ef000 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stderr] 20: 0x556f7ad7ade1 - std::rt::lang_start::{{closure}}::ha84bfeb86a710228 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/rt.rs:145:18 [INFO] [stderr] 21: 0x556f7ad907d1 - core::ops::function::impls:: for &F>::call_once::h0e73392810ecd318 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x556f7ad907d1 - std::panicking::try::do_call::h12dcb4a4f352a507 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40 [INFO] [stderr] 23: 0x556f7ad907d1 - std::panicking::try::h0d978c76ab4a3863 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19 [INFO] [stderr] 24: 0x556f7ad907d1 - std::panic::catch_unwind::hab40227675186980 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14 [INFO] [stderr] 25: 0x556f7ad907d1 - std::rt::lang_start_internal::{{closure}}::hc34786299e7d2cf7 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/rt.rs:128:48 [INFO] [stderr] 26: 0x556f7ad907d1 - std::panicking::try::do_call::h38e7a9128f21d387 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40 [INFO] [stderr] 27: 0x556f7ad907d1 - std::panicking::try::h32d4e72fd8922bce [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19 [INFO] [stderr] 28: 0x556f7ad907d1 - std::panic::catch_unwind::h9a345671d889d41f [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14 [INFO] [stderr] 29: 0x556f7ad907d1 - std::rt::lang_start_internal::h9e691a4f557eb2a3 [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/rt.rs:128:20 [INFO] [stderr] 30: 0x556f7ad7adb0 - std::rt::lang_start::hee4b91fc6620936a [INFO] [stderr] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/rt.rs:144:17 [INFO] [stderr] 31: 0x556f7ad7c6bc - main [INFO] [stderr] 32: 0x7f8fe6a9c0b3 - __libc_start_main [INFO] [stderr] 33: 0x556f7ad7a3de - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "7f69b5dda9be3d059ec1e5fd5a07524699f8ce6d4ef15e66282a78e8d1084332", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f69b5dda9be3d059ec1e5fd5a07524699f8ce6d4ef15e66282a78e8d1084332", kill_on_drop: false }` [INFO] [stdout] 7f69b5dda9be3d059ec1e5fd5a07524699f8ce6d4ef15e66282a78e8d1084332