[INFO] fetching crate convco 0.2.0... [INFO] checking convco-0.2.0 against try#e60d9e09c55855f5a848fde8ad83e13131a5b241 for pr-68350 [INFO] extracting crate convco 0.2.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate convco 0.2.0 on toolchain e60d9e09c55855f5a848fde8ad83e13131a5b241 [INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate convco 0.2.0 [INFO] finished tweaking crates.io crate convco 0.2.0 [INFO] tweaked toml for crates.io crate convco 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate convco 0.2.0 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cf6280b0f20447be32b4d0b55f693e22d6eeeb2c838b772a9c1872ef44a9ad9d [INFO] running `"docker" "start" "-a" "cf6280b0f20447be32b4d0b55f693e22d6eeeb2c838b772a9c1872ef44a9ad9d"` [INFO] [stderr] Compiling jobserver v0.1.18 [INFO] [stderr] Compiling pest_generator v2.1.1 [INFO] [stderr] Checking regex v1.3.2 [INFO] [stderr] Checking hashbrown v0.5.0 [INFO] [stderr] Checking serde_json v1.0.44 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking chrono v0.4.10 [INFO] [stderr] Checking serde_yaml v0.8.11 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling structopt v0.3.7 [INFO] [stderr] Compiling convco v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling libgit2-sys v0.10.0 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] error: failed to run custom build command for `convco v0.2.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/convco-85e5999b8fb6385d/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:11:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55e244a186c4 - backtrace::backtrace::libunwind::trace::hd3621c56e1a82b0a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55e244a186c4 - backtrace::backtrace::trace_unsynchronized::h127a46c1d6aa4138 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55e244a186c4 - std::sys_common::backtrace::_print_fmt::hfb10ea147c250179 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x55e244a186c4 - ::fmt::heca9e4a472b1181e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55e244a3017c - core::fmt::write::h54f88987482a5b75 [INFO] [stderr] at src/libcore/fmt/mod.rs:1057 [INFO] [stderr] 5: 0x55e244a168c7 - std::io::Write::write_fmt::he140747fba757439 [INFO] [stderr] at src/libstd/io/mod.rs:1426 [INFO] [stderr] 6: 0x55e244a1a735 - std::sys_common::backtrace::_print::hf5ab867f01eb06e3 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55e244a1a735 - std::sys_common::backtrace::print::hb7ea4d1c97dea23b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55e244a1a735 - std::panicking::default_hook::{{closure}}::h68c54342c8022088 [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x55e244a1a421 - std::panicking::default_hook::hfa9dc9c6d07432d7 [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x55e244a1acea - std::panicking::rust_panic_with_hook::hffd6e7ce90eff43e [INFO] [stderr] at src/libstd/panicking.rs:472 [INFO] [stderr] 11: 0x55e244a1a8d0 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:380 [INFO] [stderr] 12: 0x55e244a2f4c1 - core::panicking::panic_fmt::h4593b36ffa9e161a [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x55e244a2f2e3 - core::option::expect_none_failed::h139d78ab53e720fb [INFO] [stderr] at src/libcore/option.rs:1198 [INFO] [stderr] 14: 0x55e244987c68 - core::result::Result::unwrap::hef8e6e1e4893b4b5 [INFO] [stderr] at /rustc/e60d9e09c55855f5a848fde8ad83e13131a5b241/src/libcore/result.rs:962 [INFO] [stderr] 15: 0x55e244983a31 - build_script_build::main::h375cdc4751487047 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:11 [INFO] [stderr] 16: 0x55e244988ea0 - std::rt::lang_start::{{closure}}::h76e0cd6caf67bc0b [INFO] [stderr] at /rustc/e60d9e09c55855f5a848fde8ad83e13131a5b241/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x55e244a1a803 - std::rt::lang_start_internal::{{closure}}::h772611e6ebc1e85c [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x55e244a1a803 - std::panicking::try::do_call::h0e021965f0ece434 [INFO] [stderr] at src/libstd/panicking.rs:305 [INFO] [stderr] 19: 0x55e244a1cb07 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 20: 0x55e244a1b190 - std::panicking::try::h8a1fdc1cf4c906f9 [INFO] [stderr] at src/libstd/panicking.rs:281 [INFO] [stderr] 21: 0x55e244a1b190 - std::panic::catch_unwind::h799234ecf355f5d7 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x55e244a1b190 - std::rt::lang_start_internal::h6663d8b785e6689f [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x55e244988e79 - std::rt::lang_start::h3e70fec0585d5aa5 [INFO] [stderr] at /rustc/e60d9e09c55855f5a848fde8ad83e13131a5b241/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x55e24498712a - main [INFO] [stderr] 25: 0x7f0e4c953b97 - __libc_start_main [INFO] [stderr] 26: 0x55e24498385a - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "cf6280b0f20447be32b4d0b55f693e22d6eeeb2c838b772a9c1872ef44a9ad9d"` [INFO] running `"docker" "rm" "-f" "cf6280b0f20447be32b4d0b55f693e22d6eeeb2c838b772a9c1872ef44a9ad9d"` [INFO] [stdout] cf6280b0f20447be32b4d0b55f693e22d6eeeb2c838b772a9c1872ef44a9ad9d