[INFO] cloning repository https://github.com/kbacha/kv-raft [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kbacha/kv-raft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbacha%2Fkv-raft", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbacha%2Fkv-raft'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f54ecb3ad02561222d74679bc3e3010885a667e2 [INFO] documenting kbacha/kv-raft against 1.46.0 for beta-1.47-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbacha%2Fkv-raft" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kbacha/kv-raft on toolchain 1.46.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kbacha/kv-raft [INFO] finished tweaking git repo https://github.com/kbacha/kv-raft [INFO] tweaked toml for git repo https://github.com/kbacha/kv-raft written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/kbacha/kv-raft already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cc1262e832e51cccbc6b90e1f57c289337781fa8ab633fc05f81ebb4d837577d [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" "cc1262e832e51cccbc6b90e1f57c289337781fa8ab633fc05f81ebb4d837577d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cc1262e832e51cccbc6b90e1f57c289337781fa8ab633fc05f81ebb4d837577d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc1262e832e51cccbc6b90e1f57c289337781fa8ab633fc05f81ebb4d837577d", kill_on_drop: false }` [INFO] [stdout] cc1262e832e51cccbc6b90e1f57c289337781fa8ab633fc05f81ebb4d837577d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 573c662a12840892c951253196d3b717b058599ba3a2927a46aba7d85386f992 [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" "573c662a12840892c951253196d3b717b058599ba3a2927a46aba7d85386f992", kill_on_drop: false }` [INFO] [stderr] Compiling protobuf v2.0.2 [INFO] [stderr] Compiling byteorder v1.2.3 [INFO] [stderr] Compiling remove_dir_all v0.5.1 [INFO] [stderr] Checking tokio-executor v0.1.2 [INFO] [stderr] Checking atty v0.2.10 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking net2 v0.2.32 [INFO] [stderr] Checking crossbeam-utils v0.3.2 [INFO] [stderr] Compiling protoc v2.0.2 [INFO] [stderr] Checking tokio-io v0.1.7 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Checking mio v0.6.14 [INFO] [stderr] Checking crossbeam-epoch v0.4.3 [INFO] [stderr] Checking tokio-timer v0.2.4 [INFO] [stderr] Compiling bytes v0.4.8 [INFO] [stderr] Checking tokio-codec v0.1.0 [INFO] [stderr] Checking crossbeam-deque v0.3.1 [INFO] [stderr] Checking tokio-threadpool v0.1.4 [INFO] [stderr] Checking tokio-reactor v0.1.2 [INFO] [stderr] Checking tokio-udp v0.1.1 [INFO] [stderr] Checking tokio-tcp v0.1.0 [INFO] [stderr] Checking tokio-fs v0.1.1 [INFO] [stderr] Checking tokio v0.1.7 [INFO] [stderr] Checking raft v0.3.0 [INFO] [stderr] Compiling protobuf-codegen v2.0.2 [INFO] [stderr] Compiling protoc-rust v2.0.2 [INFO] [stderr] Compiling protobuf-codegen-pure v2.0.2 [INFO] [stderr] Compiling kv-raft v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `kv-raft v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/kv-raft-f60ae28de8babe65/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" }', build.rs:22:8 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x559074e21025 - backtrace::backtrace::libunwind::trace::h14d338b30b3ea0a7 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x559074e21025 - backtrace::backtrace::trace_unsynchronized::h73ea91d74a3fd67f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x559074e21025 - std::sys_common::backtrace::_print_fmt::hd42948c952866e12 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x559074e21025 - ::fmt::ha8f928866ff7571e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x559074e4a73c - core::fmt::write::he0c1e5f7426d2718 [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x559074e1e292 - std::io::Write::write_fmt::hf3afc6cfd57d0033 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x559074e23950 - std::sys_common::backtrace::_print::hfc0110703f3696fd [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x559074e23950 - std::sys_common::backtrace::print::h3f77c6990ddfaa22 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x559074e23950 - std::panicking::default_hook::{{closure}}::heae49580a8d62d75 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x559074e2369c - std::panicking::default_hook::hecc34e3f729e213c [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x559074e23f93 - std::panicking::rust_panic_with_hook::he82f5d0644692441 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x559074e23b8b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:437 [INFO] [stderr] 12: 0x559074e486a1 - core::panicking::panic_fmt::h09c929f06bb87c98 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x559074e484c3 - core::option::expect_none_failed::h188f17af6c9f404b [INFO] [stderr] at src/libcore/option.rs:1269 [INFO] [stderr] 14: 0x559074bd72df - core::result::Result::expect::h3761382928389737 [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libcore/result.rs:963 [INFO] [stderr] 15: 0x559074bd75d1 - build_script_build::main::hfa6c80a5999cd2cb [INFO] [stderr] at /opt/rustwide/workdir/build.rs:11 [INFO] [stderr] 16: 0x559074bd738b - std::rt::lang_start::{{closure}}::h171140772991b7a6 [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x559074e24363 - std::rt::lang_start_internal::{{closure}}::h5d3ea623498f5f43 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x559074e24363 - std::panicking::try::do_call::hac65e71be769a440 [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 19: 0x559074e24363 - std::panicking::try::hd4706e264bcf6712 [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 20: 0x559074e24363 - std::panic::catch_unwind::h948a0fb4a8b3ee82 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x559074e24363 - std::rt::lang_start_internal::h72cc068ed2d0ac53 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x559074bd7367 - std::rt::lang_start::hb3fe99b6678d66d4 [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x559074bd773a - main [INFO] [stderr] 24: 0x7efe53b5e0b3 - __libc_start_main [INFO] [stderr] 25: 0x559074bd719e - _start [INFO] [stderr] 26: 0x0 - [INFO] running `Command { std: "docker" "inspect" "573c662a12840892c951253196d3b717b058599ba3a2927a46aba7d85386f992", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "573c662a12840892c951253196d3b717b058599ba3a2927a46aba7d85386f992", kill_on_drop: false }` [INFO] [stdout] 573c662a12840892c951253196d3b717b058599ba3a2927a46aba7d85386f992