[INFO] crate convco 0.2.2 is already in cache [INFO] checking convco-0.2.2 against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140 [INFO] extracting crate convco 0.2.2 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate convco 0.2.2 on toolchain ba72b15666b2491415aec703a02c2364fe5e2790 [INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate convco 0.2.2 [INFO] finished tweaking crates.io crate convco 0.2.2 [INFO] tweaked toml for crates.io crate convco 0.2.2 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate crates.io crate convco 0.2.2 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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] c4822b49654f3063da7d255591b5505adfc39a293174942bbbf406fefefc3fb6 [INFO] running `"docker" "start" "-a" "c4822b49654f3063da7d255591b5505adfc39a293174942bbbf406fefefc3fb6"` [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Checking pest v2.1.2 [INFO] [stderr] Compiling jobserver v0.1.18 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking regex v1.3.4 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling pest_meta v2.1.2 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling libgit2-sys v0.10.0 [INFO] [stderr] Checking git2 v0.11.0 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling pest_generator v2.1.1 [INFO] [stderr] Compiling rustversion v1.0.1 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling proc-macro-error v0.4.9 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.9 [INFO] [stderr] Compiling structopt-derive v0.4.2 [INFO] [stderr] Compiling structopt v0.3.9 [INFO] [stderr] Compiling convco v0.2.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking serde v1.0.104 [INFO] [stderr] error: failed to run custom build command for `convco v0.2.2 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/convco-fa1a2ca6883cd024/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: 0x55c196f91924 - backtrace::backtrace::libunwind::trace::ha1e5a41b7d3ba0cf [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55c196f91924 - backtrace::backtrace::trace_unsynchronized::hf18b8c2f3ff8383d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55c196f91924 - std::sys_common::backtrace::_print_fmt::hedecd22228c490e0 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55c196f91924 - ::fmt::h340395315789722a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55c196fb037c - core::fmt::write::h0facfeb5ca58bc9e [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x55c196f8fae3 - std::io::Write::write_fmt::h497f72bb257eb6ad [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x55c196f93ec5 - std::sys_common::backtrace::_print::h6eaeb972ca7f43b9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55c196f93ec5 - std::sys_common::backtrace::print::h263d3fc63b334d91 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55c196f93ec5 - std::panicking::default_hook::{{closure}}::h64185686d42f14f7 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55c196f93c02 - std::panicking::default_hook::h8d87bde850f1425e [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x55c196f944d2 - std::panicking::rust_panic_with_hook::h066ce8fe1fd73277 [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x55c196f940bb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 12: 0x55c196faf761 - core::panicking::panic_fmt::h8cf5d83db03cfc35 [INFO] [stderr] at src/libcore/panicking.rs:111 [INFO] [stderr] 13: 0x55c196faf583 - core::option::expect_none_failed::h008dc3b23dbfb91c [INFO] [stderr] at src/libcore/option.rs:1268 [INFO] [stderr] 14: 0x55c196f0cc00 - core::result::Result::unwrap::hda75488d8f71fd2a [INFO] [stderr] at /rustc/ba72b15666b2491415aec703a02c2364fe5e2790/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x55c196f06dda - build_script_build::main::hfa09741340d0de36 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:11 [INFO] [stderr] 16: 0x55c196f0b72b - std::rt::lang_start::{{closure}}::h489c693b57275db0 [INFO] [stderr] at /rustc/ba72b15666b2491415aec703a02c2364fe5e2790/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x55c196f94918 - std::rt::lang_start_internal::{{closure}}::hc6afa970c742b02f [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x55c196f94918 - std::panicking::try::do_call::h1c002a9a857ea77b [INFO] [stderr] at src/libstd/panicking.rs:331 [INFO] [stderr] 19: 0x55c196f94918 - std::panicking::try::hccaa00db5e9f336f [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 20: 0x55c196f94918 - std::panic::catch_unwind::h3fae1eafc1fa8e97 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x55c196f94918 - std::rt::lang_start_internal::hfc8f39fad1a9db56 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x55c196f0b707 - std::rt::lang_start::h61595bd296e38a4f [INFO] [stderr] at /rustc/ba72b15666b2491415aec703a02c2364fe5e2790/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x55c196f0a77a - main [INFO] [stderr] 24: 0x7fe70ccc5b97 - __libc_start_main [INFO] [stderr] 25: 0x55c196f06bfa - _start [INFO] [stderr] 26: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "c4822b49654f3063da7d255591b5505adfc39a293174942bbbf406fefefc3fb6"` [INFO] running `"docker" "rm" "-f" "c4822b49654f3063da7d255591b5505adfc39a293174942bbbf406fefefc3fb6"` [INFO] [stdout] c4822b49654f3063da7d255591b5505adfc39a293174942bbbf406fefefc3fb6