[INFO] cloning repository https://github.com/luyikk/prost-test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luyikk/prost-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluyikk%2Fprost-test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluyikk%2Fprost-test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c861a3740f0bae3ca9a38c7ed252fc41d5bce356 [INFO] checking luyikk/prost-test against master#249cb84316401daf040832cdbb8a45e0f5ab6af8 for pr-138438 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluyikk%2Fprost-test" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/luyikk/prost-test on toolchain 249cb84316401daf040832cdbb8a45e0f5ab6af8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/luyikk/prost-test [INFO] finished tweaking git repo https://github.com/luyikk/prost-test [INFO] tweaked toml for git repo https://github.com/luyikk/prost-test written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/luyikk/prost-test already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded prost-msg-id v0.1.2 [INFO] [stderr] Downloaded prost v0.10.1 [INFO] [stderr] Downloaded prost-msg-build v0.1.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64da1a2f7dc2d2bb545c3f1b5addcf5ab56fb153329db23d38c423a40122ffd1 [INFO] running `Command { std: "docker" "start" "-a" "64da1a2f7dc2d2bb545c3f1b5addcf5ab56fb153329db23d38c423a40122ffd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64da1a2f7dc2d2bb545c3f1b5addcf5ab56fb153329db23d38c423a40122ffd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64da1a2f7dc2d2bb545c3f1b5addcf5ab56fb153329db23d38c423a40122ffd1", kill_on_drop: false }` [INFO] [stdout] 64da1a2f7dc2d2bb545c3f1b5addcf5ab56fb153329db23d38c423a40122ffd1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e03446a0f9f91c58c945d48680d23673bf294045ab4725b3287890a1248465da [INFO] running `Command { std: "docker" "start" "-a" "e03446a0f9f91c58c945d48680d23673bf294045ab4725b3287890a1248465da", kill_on_drop: false }` [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling anyhow v1.0.56 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling libc v0.2.124 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling bytes v1.1.0 [INFO] [stderr] Compiling fixedbitset v0.4.1 [INFO] [stderr] Compiling fastrand v1.7.0 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling multimap v0.8.3 [INFO] [stderr] Checking prost-msg-id v0.1.2 [INFO] [stderr] Compiling paste v1.0.7 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling cmake v0.1.48 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling which v4.2.5 [INFO] [stderr] Compiling tempfile v3.3.0 [INFO] [stderr] Compiling prost-msg-build v0.1.5 [INFO] [stderr] Compiling petgraph v0.6.0 [INFO] [stderr] Compiling regex v1.5.5 [INFO] [stderr] Compiling prost-derive v0.10.1 [INFO] [stderr] Compiling prost v0.10.1 [INFO] [stderr] Compiling prost-types v0.10.1 [INFO] [stderr] Compiling prost-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `prost-test v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/prost-test-4d76941d5a86a6f3/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' panicked at build.rs:7:10: [INFO] [stderr] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x618bd5cfd512 - std::backtrace_rs::backtrace::libunwind::trace::h3ca85a015dc9daae [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x618bd5cfd512 - std::backtrace_rs::backtrace::trace_unsynchronized::hea07d8f066cb66b6 [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x618bd5cfd512 - std::sys::backtrace::_print_fmt::hf5d0a154e84f7ddf [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x618bd5cfd512 - ::fmt::h39e93bfe1c6c3ad8 [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x618bd5d209c3 - core::fmt::rt::Argument::fmt::h6bdb6269af52c1c5 [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/core/src/fmt/rt.rs:185:76 [INFO] [stderr] 5: 0x618bd5d209c3 - core::fmt::write::hfc9c9c55a6f52be7 [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/core/src/fmt/mod.rs:1449:21 [INFO] [stderr] 6: 0x618bd5cfa723 - std::io::Write::write_fmt::h0a43ca53c490e68f [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/io/mod.rs:1890:15 [INFO] [stderr] 7: 0x618bd5cfd362 - std::sys::backtrace::BacktraceLock::print::hb524a4692f0381e4 [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 8: 0x618bd5cfe300 - std::panicking::default_hook::{{closure}}::hd0774378d55bcfda [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/panicking.rs:298:22 [INFO] [stderr] 9: 0x618bd5cfe09d - std::panicking::default_hook::hdb0ce6456f093416 [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/panicking.rs:325:9 [INFO] [stderr] 10: 0x618bd5cfece2 - std::panicking::rust_panic_with_hook::h28210e9700718d16 [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/panicking.rs:831:13 [INFO] [stderr] 11: 0x618bd5cfea6a - std::panicking::begin_panic_handler::{{closure}}::h6be14aec42c1665d [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/panicking.rs:704:13 [INFO] [stderr] 12: 0x618bd5cfda19 - std::sys::backtrace::__rust_end_short_backtrace::hb701e38bde6851d2 [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/sys/backtrace.rs:168:18 [INFO] [stderr] 13: 0x618bd5cfe6fd - rust_begin_unwind [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/panicking.rs:695:5 [INFO] [stderr] 14: 0x618bd5d1fa80 - core::panicking::panic_fmt::hf5a6ae5e6af7373a [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/core/src/panicking.rs:75:14 [INFO] [stderr] 15: 0x618bd5d1ff26 - core::result::unwrap_failed::h51d44a78f595a47e [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/core/src/result.rs:1704:5 [INFO] [stderr] 16: 0x618bd5bda541 - build_script_build::main::h73329b059843ace5 [INFO] [stderr] 17: 0x618bd5bdb4c3 - core::ops::function::FnOnce::call_once::hfc2aae8a1452ce4f [INFO] [stderr] 18: 0x618bd5bdab16 - std::sys::backtrace::__rust_begin_short_backtrace::h2698144cacdc6abd [INFO] [stderr] 19: 0x618bd5bda969 - std::rt::lang_start::{{closure}}::h7817628dafb60e39 [INFO] [stderr] 20: 0x618bd5cf6550 - core::ops::function::impls:: for &F>::call_once::h2477448622bb93ab [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/core/src/ops/function.rs:284:13 [INFO] [stderr] 21: 0x618bd5cf6550 - std::panicking::try::do_call::h58280ecc5ea4ee5f [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/panicking.rs:587:40 [INFO] [stderr] 22: 0x618bd5cf6550 - std::panicking::try::h52c0a78febfd8dd4 [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/panicking.rs:550:19 [INFO] [stderr] 23: 0x618bd5cf6550 - std::panic::catch_unwind::ha90ddf6d83b8a0d0 [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/panic.rs:359:14 [INFO] [stderr] 24: 0x618bd5cf6550 - std::rt::lang_start_internal::{{closure}}::hac38b11394161699 [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/rt.rs:168:24 [INFO] [stderr] 25: 0x618bd5cf6550 - std::panicking::try::do_call::h03c91702c4a31e9d [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/panicking.rs:587:40 [INFO] [stderr] 26: 0x618bd5cf6550 - std::panicking::try::hf47d086ca341f566 [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/panicking.rs:550:19 [INFO] [stderr] 27: 0x618bd5cf6550 - std::panic::catch_unwind::hdeed9bae73745c3c [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/panic.rs:359:14 [INFO] [stderr] 28: 0x618bd5cf6550 - std::rt::lang_start_internal::h5b5a8fe68a8af90d [INFO] [stderr] at /rustc/249cb84316401daf040832cdbb8a45e0f5ab6af8/library/std/src/rt.rs:164:5 [INFO] [stderr] 29: 0x618bd5bda951 - std::rt::lang_start::he18c337a6dd64ada [INFO] [stderr] 30: 0x618bd5bda5d5 - main [INFO] [stderr] 31: 0x7c9f67069d90 - [INFO] [stderr] 32: 0x7c9f67069e40 - __libc_start_main [INFO] [stderr] 33: 0x618bd5bcd445 - _start [INFO] [stderr] 34: 0x0 - [INFO] running `Command { std: "docker" "inspect" "e03446a0f9f91c58c945d48680d23673bf294045ab4725b3287890a1248465da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e03446a0f9f91c58c945d48680d23673bf294045ab4725b3287890a1248465da", kill_on_drop: false }` [INFO] [stdout] e03446a0f9f91c58c945d48680d23673bf294045ab4725b3287890a1248465da