[INFO] cloning repository https://github.com/Lemures/grpc_example [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lemures/grpc_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLemures%2Fgrpc_example"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLemures%2Fgrpc_example'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f48bd606f27bbbf17b89f6cc0e16828d76982573 [INFO] checking Lemures/grpc_example against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLemures%2Fgrpc_example" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Lemures/grpc_example on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Lemures/grpc_example [INFO] finished tweaking git repo https://github.com/Lemures/grpc_example [INFO] tweaked toml for git repo https://github.com/Lemures/grpc_example written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/Lemures/grpc_example already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 77c30d58a0f46020964a8332ac72d4a1d54ffe8ffc0304d35dd8604cffb7c203 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "77c30d58a0f46020964a8332ac72d4a1d54ffe8ffc0304d35dd8604cffb7c203"` [INFO] [stderr] Checking libc v0.2.37 [INFO] [stderr] Compiling byteorder v1.2.1 [INFO] [stderr] Checking tokio-timer v0.1.2 [INFO] [stderr] Checking tls-api v0.1.14 [INFO] [stderr] Compiling protoc v1.4.3 [INFO] [stderr] Compiling remove_dir_all v0.3.0 [INFO] [stderr] Checking tls-api-stub v0.1.14 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Checking net2 v0.2.32 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Compiling bytes v0.4.6 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking mio v0.6.13 [INFO] [stderr] Compiling protobuf v1.4.3 [INFO] [stderr] Checking tokio-io v0.1.5 [INFO] [stderr] Compiling tempdir v0.3.6 [INFO] [stderr] Checking tokio-core v0.1.12 [INFO] [stderr] Checking tokio-tls-api v0.1.14 [INFO] [stderr] Checking httpbis v0.4.1 [INFO] [stderr] Checking grpc v0.2.1 [INFO] [stderr] Compiling protoc-rust v1.4.3 [INFO] [stderr] Compiling grpc-compiler v0.2.1 [INFO] [stderr] Compiling protoc-rust-grpc v0.2.1 [INFO] [stderr] Compiling grpc_example v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `grpc_example v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/grpc_example-5e712aa8eb85cb49/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Failed to generate Rust src: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:1165:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5631a848eb9a - backtrace::backtrace::libunwind::trace::hef9286fd8c27fd45 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x5631a848eb9a - backtrace::backtrace::trace_unsynchronized::h92082381ae588065 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5631a848eb9a - std::sys_common::backtrace::_print_fmt::h00c64aa4e7e3372c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x5631a848eb9a - ::fmt::hc568c1817d410574 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x5631a84b273c - core::fmt::write::he445cb7086c25009 [INFO] [stderr] at src/libcore/fmt/mod.rs:1028 [INFO] [stderr] 5: 0x5631a848be87 - std::io::Write::write_fmt::he0bcb31f8a60d79b [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x5631a84915ae - std::sys_common::backtrace::_print::h45adb36ea9b21f61 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x5631a84915ae - std::sys_common::backtrace::print::h223c050f40432de9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x5631a84915ae - std::panicking::default_hook::{{closure}}::hf3487b4e375d5982 [INFO] [stderr] at src/libstd/panicking.rs:189 [INFO] [stderr] 9: 0x5631a84912b1 - std::panicking::default_hook::h9d095a3a991b35b0 [INFO] [stderr] at src/libstd/panicking.rs:206 [INFO] [stderr] 10: 0x5631a8491bf5 - std::panicking::rust_panic_with_hook::h907bb8227c8498d1 [INFO] [stderr] at src/libstd/panicking.rs:469 [INFO] [stderr] 11: 0x5631a8491792 - std::panicking::continue_panic_fmt::h6c8f32a89e529f80 [INFO] [stderr] at src/libstd/panicking.rs:376 [INFO] [stderr] 12: 0x5631a8491686 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:303 [INFO] [stderr] 13: 0x5631a84aed2a - core::panicking::panic_fmt::h01498e2390db31e9 [INFO] [stderr] at src/libcore/panicking.rs:84 [INFO] [stderr] 14: 0x5631a84aee27 - core::result::unwrap_failed::h99c2a0b406513fec [INFO] [stderr] at src/libcore/result.rs:1165 [INFO] [stderr] 15: 0x5631a81a02b3 - core::result::Result::expect::ha2e7a0bb995ead75 [INFO] [stderr] at /rustc/2748a9fd93dd1a00a4521f4f16de5befbf77f6cd/src/libcore/result.rs:960 [INFO] [stderr] 16: 0x5631a81a05fb - build_script_build::main::h3a3a6f0057fb9b9f [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4 [INFO] [stderr] 17: 0x5631a81a0380 - std::rt::lang_start::{{closure}}::h43caaeb854bf2fca [INFO] [stderr] at /rustc/2748a9fd93dd1a00a4521f4f16de5befbf77f6cd/src/libstd/rt.rs:61 [INFO] [stderr] 18: 0x5631a8491673 - std::rt::lang_start_internal::{{closure}}::h87ac7726b4ada2a9 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 19: 0x5631a8491673 - std::panicking::try::do_call::he4d58a26927f0537 [INFO] [stderr] at src/libstd/panicking.rs:288 [INFO] [stderr] 20: 0x5631a84985ea - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 21: 0x5631a84920ed - std::panicking::try::hc8ad7011d3baf74d [INFO] [stderr] at src/libstd/panicking.rs:267 [INFO] [stderr] 22: 0x5631a84920ed - std::panic::catch_unwind::haaf07c0b1c45cbc8 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x5631a84920ed - std::rt::lang_start_internal::h53afdaeda14f9890 [INFO] [stderr] at src/libstd/rt.rs:47 [INFO] [stderr] 24: 0x5631a81a0359 - std::rt::lang_start::h69e7f9db9de59a51 [INFO] [stderr] at /rustc/2748a9fd93dd1a00a4521f4f16de5befbf77f6cd/src/libstd/rt.rs:61 [INFO] [stderr] 25: 0x5631a81a062a - main [INFO] [stderr] 26: 0x7fe569abdb97 - __libc_start_main [INFO] [stderr] 27: 0x5631a81a00fa - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "77c30d58a0f46020964a8332ac72d4a1d54ffe8ffc0304d35dd8604cffb7c203"` [INFO] running `"docker" "rm" "-f" "77c30d58a0f46020964a8332ac72d4a1d54ffe8ffc0304d35dd8604cffb7c203"` [INFO] [stdout] 77c30d58a0f46020964a8332ac72d4a1d54ffe8ffc0304d35dd8604cffb7c203