[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 try#b0d0ea232bdae12fa8da8491a91ae1db029990ef for pr-84037 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevethedev%2Frust-protobuf-chars-bug" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/stevethedev/rust-protobuf-chars-bug on toolchain b0d0ea232bdae12fa8da8491a91ae1db029990ef [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "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-7/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" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded protobuf-codegen v2.8.1 [INFO] [stderr] Downloaded protoc v2.8.1 [INFO] [stderr] Downloaded protoc-rust v2.8.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4becf361e7864fe36d49b62064e711c95e9e5e75c84d24234436f2ace8658519 [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" "4becf361e7864fe36d49b62064e711c95e9e5e75c84d24234436f2ace8658519", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4becf361e7864fe36d49b62064e711c95e9e5e75c84d24234436f2ace8658519", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4becf361e7864fe36d49b62064e711c95e9e5e75c84d24234436f2ace8658519", kill_on_drop: false }` [INFO] [stdout] 4becf361e7864fe36d49b62064e711c95e9e5e75c84d24234436f2ace8658519 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5551f667348e48063f99efcacdaeb6b7b3b9f84bd0f697a6c2799de274dbf80b [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" "5551f667348e48063f99efcacdaeb6b7b3b9f84bd0f697a6c2799de274dbf80b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling protobuf v2.8.1 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling protoc v2.8.1 [INFO] [stderr] Checking 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] Compiling serde 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: 0x56160c08c7c0 - std::backtrace_rs::backtrace::libunwind::trace::h247d9dc800afe0ad [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x56160c08c7c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h9a4153306adf486c [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x56160c08c7c0 - std::sys_common::backtrace::_print_fmt::h1ac8daa5000ee24c [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x56160c08c7c0 - ::fmt::h22a8e55d2cc5363a [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x56160c0b171f - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x56160c089ef5 - std::io::Write::write_fmt::h441a47830651073b [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/io/mod.rs:1580:15 [INFO] [stderr] 6: 0x56160c08e80b - std::sys_common::backtrace::_print::hd1e0ee1c195f9f05 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x56160c08e80b - std::sys_common::backtrace::print::h7d1098def5c25d20 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x56160c08e80b - std::panicking::default_hook::{{closure}}::h484b8b15967e42c8 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x56160c08e2ed - std::panicking::default_hook::h82c79ca49716b79d [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x56160c08edbd - std::panicking::rust_panic_with_hook::h6df253a3c973d6b6 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x56160c08e9b7 - std::panicking::begin_panic_handler::{{closure}}::hc6a4120674935ea3 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x56160c08cc7c - std::sys_common::backtrace::__rust_end_short_backtrace::h9b5f057c8351b0b1 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x56160c08e919 - rust_begin_unwind [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x56160be0a4f1 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x56160be0a5e3 - core::result::unwrap_failed::hf79563fef9d11ab8 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x56160be0af10 - core::result::Result::expect::hc55bd6b1963618c9 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/core/src/result.rs:997:23 [INFO] [stderr] 17: 0x56160be0b179 - build_script_build::main::he948a0c9bd348391 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4:3 [INFO] [stderr] 18: 0x56160be0afcb - core::ops::function::FnOnce::call_once::hdebe4f1fea646482 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x56160be0b1ce - std::sys_common::backtrace::__rust_begin_short_backtrace::h2a171f2d76a5e81f [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x56160be0ae81 - std::rt::lang_start::{{closure}}::h0d99f62017a445ba [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x56160c08f1ba - core::ops::function::impls:: for &F>::call_once::h98fbc5823393ca6f [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x56160c08f1ba - std::panicking::try::do_call::h210d0709dd1d5fd6 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x56160c08f1ba - std::panicking::try::hc60c2c01c5cf7473 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x56160c08f1ba - std::panic::catch_unwind::h7480a56877b30ca9 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x56160c08f1ba - std::rt::lang_start_internal::he77194431b0ee4a2 [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x56160be0ae60 - std::rt::lang_start::h014a0da94010a05c [INFO] [stderr] at /rustc/b0d0ea232bdae12fa8da8491a91ae1db029990ef/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x56160be0b1ac - main [INFO] [stderr] 28: 0x7fa3357e20b3 - __libc_start_main [INFO] [stderr] 29: 0x56160be0ac4e - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "5551f667348e48063f99efcacdaeb6b7b3b9f84bd0f697a6c2799de274dbf80b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5551f667348e48063f99efcacdaeb6b7b3b9f84bd0f697a6c2799de274dbf80b", kill_on_drop: false }` [INFO] [stdout] 5551f667348e48063f99efcacdaeb6b7b3b9f84bd0f697a6c2799de274dbf80b