[INFO] cloning repository https://github.com/qarux/rumble [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qarux/rumble" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqarux%2Frumble", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqarux%2Frumble'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b4e4bcca2ceecda9ad792afd955b3b7b56444003 [INFO] checking qarux/rumble against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqarux%2Frumble" "/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/qarux/rumble on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/qarux/rumble [INFO] finished tweaking git repo https://github.com/qarux/rumble [INFO] tweaked toml for git repo https://github.com/qarux/rumble written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/qarux/rumble already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded protobuf-codegen v2.22.1 [INFO] [stderr] Downloaded protoc-rust v2.22.1 [INFO] [stderr] Downloaded protoc v2.22.1 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 31abf87eaf6d7f61c46d570c903554b6d9860b99b8f6940e06e419fcb190fde1 [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" "31abf87eaf6d7f61c46d570c903554b6d9860b99b8f6940e06e419fcb190fde1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "31abf87eaf6d7f61c46d570c903554b6d9860b99b8f6940e06e419fcb190fde1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31abf87eaf6d7f61c46d570c903554b6d9860b99b8f6940e06e419fcb190fde1", kill_on_drop: false }` [INFO] [stdout] 31abf87eaf6d7f61c46d570c903554b6d9860b99b8f6940e06e419fcb190fde1 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a2e2c6465c3aa3180fcf5e305ac24bfdfc0bb4407265bc8db0c00cc319548e1 [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" "7a2e2c6465c3aa3180fcf5e305ac24bfdfc0bb4407265bc8db0c00cc319548e1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.92 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling protobuf v2.22.1 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling syn v1.0.67 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking lock_api v0.4.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling tokio v1.5.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking crossbeam-epoch v0.9.3 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling which v4.1.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling protoc v2.22.1 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Checking sled v0.34.6 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Checking sct v0.6.0 [INFO] [stderr] Checking webpki v0.21.4 [INFO] [stderr] Checking rustls v0.19.0 [INFO] [stderr] Compiling protobuf-codegen v2.22.1 [INFO] [stderr] Checking tokio-rustls v0.22.0 [INFO] [stderr] Compiling protoc-rust v2.22.1 [INFO] [stderr] Compiling rumble v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `rumble v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rumble-6c3f40572c2807e1/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'protoc: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:7:10 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x562d6cd15a20 - std::backtrace_rs::backtrace::libunwind::trace::hdcf4f90f85129e83 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x562d6cd15a20 - std::backtrace_rs::backtrace::trace_unsynchronized::h2669e30cb82f6732 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x562d6cd15a20 - std::sys_common::backtrace::_print_fmt::hfbda19e17f6db318 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x562d6cd15a20 - ::fmt::h1a8751bf59281272 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x562d6cd3ab2f - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x562d6cd13185 - std::io::Write::write_fmt::hd7dd3a1df9b6befb [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/io/mod.rs:1584:15 [INFO] [stderr] 6: 0x562d6cd17b9b - std::sys_common::backtrace::_print::h551e9ec8a9fa8106 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x562d6cd17b9b - std::sys_common::backtrace::print::ha4b1c5e95fa040b3 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x562d6cd17b9b - std::panicking::default_hook::{{closure}}::h0b34c9ab7fb9f857 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x562d6cd1767d - std::panicking::default_hook::h3067e8318decd17a [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x562d6cd1814d - std::panicking::rust_panic_with_hook::h81b8facc50f34daa [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x562d6cd17d47 - std::panicking::begin_panic_handler::{{closure}}::ha376ab85d95a000e [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x562d6cd15edc - std::sys_common::backtrace::__rust_end_short_backtrace::h6795c8afdd1a77e6 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x562d6cd17ca9 - rust_begin_unwind [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x562d6ca824f1 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x562d6ca825e3 - core::result::unwrap_failed::hf79563fef9d11ab8 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x562d6ca82d80 - core::result::Result::expect::h2f98440124cea830 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/core/src/result.rs:997:23 [INFO] [stderr] 17: 0x562d6ca8305f - build_script_build::main::hefe1c0b8428fafac [INFO] [stderr] at /opt/rustwide/workdir/build.rs:2:5 [INFO] [stderr] 18: 0x562d6ca82e3b - core::ops::function::FnOnce::call_once::he1f7475c3bc02e77 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x562d6ca82f0e - std::sys_common::backtrace::__rust_begin_short_backtrace::hc2099166163a88c6 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x562d6ca82eb1 - std::rt::lang_start::{{closure}}::hbe97482e8351ede5 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/rt.rs:49:18 [INFO] [stderr] 21: 0x562d6cd1854a - core::ops::function::impls:: for &F>::call_once::h3b8c329143d7638a [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x562d6cd1854a - std::panicking::try::do_call::h4b72c261b4eefc1b [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x562d6cd1854a - std::panicking::try::h703d31b7896cbd49 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x562d6cd1854a - std::panic::catch_unwind::h37cad9b35388a915 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x562d6cd1854a - std::rt::lang_start_internal::hab5a8a909af4f90e [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/rt.rs:34:21 [INFO] [stderr] 26: 0x562d6ca82e90 - std::rt::lang_start::hcdad4dad4f1e0606 [INFO] [stderr] at /rustc/6f8a6450478f69b8510c8976ab6c2a70b3b0e47c/library/std/src/rt.rs:48:5 [INFO] [stderr] 27: 0x562d6ca830cc - main [INFO] [stderr] 28: 0x7f0c3d1170b3 - __libc_start_main [INFO] [stderr] 29: 0x562d6ca82c4e - _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" "7a2e2c6465c3aa3180fcf5e305ac24bfdfc0bb4407265bc8db0c00cc319548e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a2e2c6465c3aa3180fcf5e305ac24bfdfc0bb4407265bc8db0c00cc319548e1", kill_on_drop: false }` [INFO] [stdout] 7a2e2c6465c3aa3180fcf5e305ac24bfdfc0bb4407265bc8db0c00cc319548e1