[INFO] cloning repository https://github.com/stevethedev/rust-protobuf-chars-bug [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stevethedev/rust-protobuf-chars-bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevethedev%2Frust-protobuf-chars-bug", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevethedev%2Frust-protobuf-chars-bug'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fe5b613ad1fe43e3020cf89438892aa5a487a3db [INFO] checking stevethedev/rust-protobuf-chars-bug against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevethedev%2Frust-protobuf-chars-bug" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/stevethedev/rust-protobuf-chars-bug on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/stevethedev/rust-protobuf-chars-bug [INFO] finished tweaking git repo https://github.com/stevethedev/rust-protobuf-chars-bug [INFO] tweaked toml for git repo https://github.com/stevethedev/rust-protobuf-chars-bug written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/stevethedev/rust-protobuf-chars-bug already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b719a6a80d5505d3d1f9eb796bc7d25d8340af0f0b7670d654913d8f61de34bc [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" "b719a6a80d5505d3d1f9eb796bc7d25d8340af0f0b7670d654913d8f61de34bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b719a6a80d5505d3d1f9eb796bc7d25d8340af0f0b7670d654913d8f61de34bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b719a6a80d5505d3d1f9eb796bc7d25d8340af0f0b7670d654913d8f61de34bc", kill_on_drop: false }` [INFO] [stdout] b719a6a80d5505d3d1f9eb796bc7d25d8340af0f0b7670d654913d8f61de34bc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b6a613bf10778e5684030691c757dd68d32bf5962c14260ec7ba7d3e04790fbf [INFO] running `Command { std: "docker" "start" "-a" "b6a613bf10778e5684030691c757dd68d32bf5962c14260ec7ba7d3e04790fbf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling serde v1.0.103 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling protobuf v2.8.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling protoc v2.8.1 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling serde_derive v1.0.103 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling protobuf-codegen v2.8.1 [INFO] [stderr] Compiling protoc-rust v2.8.1 [INFO] [stderr] Compiling protobuf-bug v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `protobuf-bug v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/protobuf-bug-adb283f002aede33/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:15:4 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x563cf46188d0 - std::backtrace_rs::backtrace::libunwind::trace::hec7eaac9435d3512 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x563cf46188d0 - std::backtrace_rs::backtrace::trace_unsynchronized::h42791b8fa12b7daa [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x563cf46188d0 - std::sys_common::backtrace::_print_fmt::h3da3ebe04fb665a8 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x563cf46188d0 - ::fmt::he40bcdde3c4491cd [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x563cf463d83f - core::fmt::write::h2c729149c08098ab [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x563cf4616285 - std::io::Write::write_fmt::h28e0f2f58b8d7b7e [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/io/mod.rs:1578:15 [INFO] [stderr] 6: 0x563cf461a91b - std::sys_common::backtrace::_print::h7f0223b1e3d898fc [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x563cf461a91b - std::sys_common::backtrace::print::h58edd634a14c2d4c [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x563cf461a91b - std::panicking::default_hook::{{closure}}::h71657a7591430164 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x563cf461a3fd - std::panicking::default_hook::hcdf4eb5db072c85b [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x563cf461aecd - std::panicking::rust_panic_with_hook::hfb91e961ffb5b8e0 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x563cf461aac7 - std::panicking::begin_panic_handler::{{closure}}::h984d540e84311150 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x563cf4618d6c - std::sys_common::backtrace::__rust_end_short_backtrace::h32354258ff2aecd1 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x563cf461aa29 - rust_begin_unwind [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x563cf43964f1 - core::panicking::panic_fmt::he3827412471ccbb1 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x563cf43965e3 - core::result::unwrap_failed::h6e66654d198da7bd [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x563cf4397180 - core::result::Result::expect::h6c6aa9a2c8307b62 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/result.rs:997:23 [INFO] [stderr] 17: 0x563cf43970d9 - build_script_build::main::he948a0c9bd348391 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4:3 [INFO] [stderr] 18: 0x563cf4396ecb - core::ops::function::FnOnce::call_once::h63b3f8ad373ddb43 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x563cf43971ce - std::sys_common::backtrace::__rust_begin_short_backtrace::h39a20489e4036926 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x563cf4396d61 - std::rt::lang_start::{{closure}}::h6902240c08f14572 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x563cf461b2ca - core::ops::function::impls:: for &F>::call_once::hd5953dadf0bc8f54 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x563cf461b2ca - std::panicking::try::do_call::h23b369f1996fb7d4 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x563cf461b2ca - std::panicking::try::he017ee9ed6bce192 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x563cf461b2ca - std::panic::catch_unwind::hbfb892340a78b30d [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x563cf461b2ca - std::rt::lang_start_internal::hce6e4c0ce56abb51 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x563cf4396d40 - std::rt::lang_start::h838a14b41874204f [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x563cf439710c - main [INFO] [stderr] 28: 0x7f822205f0b3 - __libc_start_main [INFO] [stderr] 29: 0x563cf4396c4e - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "b6a613bf10778e5684030691c757dd68d32bf5962c14260ec7ba7d3e04790fbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6a613bf10778e5684030691c757dd68d32bf5962c14260ec7ba7d3e04790fbf", kill_on_drop: false }` [INFO] [stdout] b6a613bf10778e5684030691c757dd68d32bf5962c14260ec7ba7d3e04790fbf