[INFO] cloning repository https://github.com/CentauriSolutions/mjolnir-plugin-tester [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CentauriSolutions/mjolnir-plugin-tester" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCentauriSolutions%2Fmjolnir-plugin-tester", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCentauriSolutions%2Fmjolnir-plugin-tester'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7ca6c17637aa41086e8724a98f9f979651399a37 [INFO] checking CentauriSolutions/mjolnir-plugin-tester against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCentauriSolutions%2Fmjolnir-plugin-tester" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CentauriSolutions/mjolnir-plugin-tester on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CentauriSolutions/mjolnir-plugin-tester [INFO] finished tweaking git repo https://github.com/CentauriSolutions/mjolnir-plugin-tester [INFO] tweaked toml for git repo https://github.com/CentauriSolutions/mjolnir-plugin-tester written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/CentauriSolutions/mjolnir-plugin-tester already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/ChrisMacNaughton/mjolnir` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_derive_internals v0.17.0 [INFO] [stderr] Downloaded serde v1.0.23 [INFO] [stderr] Downloaded protoc-rust v1.4.3 [INFO] [stderr] Downloaded protoc v1.4.3 [INFO] [stderr] Downloaded serde_derive v1.0.23 [INFO] [stderr] Downloaded clap v2.28.0 [INFO] [stderr] Downloaded protobuf v1.4.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 53e37226f844a51ce91bd6f008e4fd0e8377ab92a53414abb34e54b8d6f8ae06 [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" "53e37226f844a51ce91bd6f008e4fd0e8377ab92a53414abb34e54b8d6f8ae06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "53e37226f844a51ce91bd6f008e4fd0e8377ab92a53414abb34e54b8d6f8ae06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53e37226f844a51ce91bd6f008e4fd0e8377ab92a53414abb34e54b8d6f8ae06", kill_on_drop: false }` [INFO] [stdout] 53e37226f844a51ce91bd6f008e4fd0e8377ab92a53414abb34e54b8d6f8ae06 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5cb99882d610cd525152de3669768123db64a7383fd10f103077ae90a7f7f231 [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" "5cb99882d610cd525152de3669768123db64a7383fd10f103077ae90a7f7f231", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.34 [INFO] [stderr] Compiling byteorder v1.2.1 [INFO] [stderr] Compiling log v0.3.8 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking serde v1.0.23 [INFO] [stderr] Checking ansi_term v0.10.2 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Compiling iovec v0.1.1 [INFO] [stderr] Compiling rand v0.3.18 [INFO] [stderr] Compiling protoc v1.4.3 [INFO] [stderr] Compiling bytes v0.4.5 [INFO] [stderr] Checking base64 v0.6.0 [INFO] [stderr] Checking atty v0.2.3 [INFO] [stderr] Checking clap v2.28.0 [INFO] [stderr] Compiling protobuf v1.4.3 [INFO] [stderr] Compiling tempdir v0.3.5 [INFO] [stderr] Compiling serde_derive_internals v0.17.0 [INFO] [stderr] Compiling serde_derive v1.0.23 [INFO] [stderr] Checking toml v0.4.5 [INFO] [stderr] Compiling protoc-rust v1.4.3 [INFO] [stderr] Compiling mjolnir-api v0.1.3 (https://github.com/ChrisMacNaughton/mjolnir#81608671) [INFO] [stderr] error: failed to run custom build command for `mjolnir-api v0.1.3 (https://github.com/ChrisMacNaughton/mjolnir#81608671)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/mjolnir-api-c769f8e61174a02d/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'protoc: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/git/checkouts/mjolnir-b48ed57251170b8b/8160867/mjolnir-api/build.rs:8:8 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5635813dec90 - std::backtrace_rs::backtrace::libunwind::trace::h746c3e9529d524bc [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x5635813dec90 - std::backtrace_rs::backtrace::trace_unsynchronized::h86340908ff889faa [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5635813dec90 - std::sys_common::backtrace::_print_fmt::h43f85f9b18230404 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5635813dec90 - ::fmt::hc132ae1a5b5aa7cd [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5635814032bc - core::fmt::write::hdf023a0036d2a25f [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x5635813dbe32 - std::io::Write::write_fmt::h8580846154bcb66a [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x5635813e0d75 - std::sys_common::backtrace::_print::h7ee55fed88d107a3 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5635813e0d75 - std::sys_common::backtrace::print::h54a7d3e52a524177 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5635813e0d75 - std::panicking::default_hook::{{closure}}::h60921e857bf55a40 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5635813e08ca - std::panicking::default_hook::hf0f9afb1017317fc [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5635813e1511 - std::panicking::rust_panic_with_hook::h8d66bf42b407aaea [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x5635813e1057 - std::panicking::begin_panic_handler::{{closure}}::hde71edcd925d0c5e [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x5635813df14c - std::sys_common::backtrace::__rust_end_short_backtrace::h8a3c7d6cea578919 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5635813e0fb9 - rust_begin_unwind [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x563581401281 - core::panicking::panic_fmt::h20225113c4a2f8fd [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x5635814010a3 - core::option::expect_none_failed::hc6d6d4cea4fdc285 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x5635811792cf - core::result::Result::expect::h447f9cda8d49fbac [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/core/src/result.rs:933:23 [INFO] [stderr] 17: 0x56358117946f - build_script_build::main::hae2cd23e9c9da48a [INFO] [stderr] at /opt/rustwide/cargo-home/git/checkouts/mjolnir-b48ed57251170b8b/8160867/mjolnir-api/build.rs:4:5 [INFO] [stderr] 18: 0x56358117923b - core::ops::function::FnOnce::call_once::hb660b2cd09a16a48 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x56358117930e - std::sys_common::backtrace::__rust_begin_short_backtrace::hee040933b96e59fd [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x5635811793b1 - std::rt::lang_start::{{closure}}::h0b2287e531c8f9e5 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x5635813e1937 - core::ops::function::impls:: for &F>::call_once::h54c39b9b8451875a [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x5635813e1937 - std::panicking::try::do_call::hcdfba51a06e21b42 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x5635813e1937 - std::panicking::try::hb36953ccd24f930d [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x5635813e1937 - std::panic::catch_unwind::hbb374cd03beb3824 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x5635813e1937 - std::rt::lang_start_internal::h97dca9624db2aa85 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x563581179387 - std::rt::lang_start::h5e8d07e1cf32bfb8 [INFO] [stderr] at /rustc/b2f80f6008cdafc35b4472bd46afa16cc6b0cd63/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x5635811794aa - main [INFO] [stderr] 28: 0x7fa5c3a770b3 - __libc_start_main [INFO] [stderr] 29: 0x5635811790ce - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "5cb99882d610cd525152de3669768123db64a7383fd10f103077ae90a7f7f231", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5cb99882d610cd525152de3669768123db64a7383fd10f103077ae90a7f7f231", kill_on_drop: false }` [INFO] [stdout] 5cb99882d610cd525152de3669768123db64a7383fd10f103077ae90a7f7f231