[INFO] updating cached repository https://github.com/sinlov/rust_playground [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a83992f3c7464dd47f64c1723b8e8ece42c7df20 [INFO] checking sinlov/rust_playground against try#8a5e87609850cdd8679aada01eb0f3062f254ca8 for pr-71140 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinlov%2Frust_playground" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sinlov/rust_playground on toolchain 8a5e87609850cdd8679aada01eb0f3062f254ca8 [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/sinlov/rust_playground [INFO] finished tweaking git repo https://github.com/sinlov/rust_playground [INFO] tweaked toml for git repo https://github.com/sinlov/rust_playground written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/sinlov/rust_playground already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "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" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "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] 7670ec096c1bee3cc03a92388da088b9091ef621c83e68e4f1e5058811a0b2c8 [INFO] running `"docker" "start" "-a" "7670ec096c1bee3cc03a92388da088b9091ef621c83e68e4f1e5058811a0b2c8"` [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking smallvec v0.6.10 [INFO] [stderr] Compiling cc v1.0.38 [INFO] [stderr] Compiling serde v1.0.98 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling syn v0.15.42 [INFO] [stderr] Checking chunked_transfer v0.3.1 [INFO] [stderr] Checking safemem v0.3.1 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Checking ascii v0.8.7 [INFO] [stderr] Checking sha1 v0.6.0 [INFO] [stderr] Compiling rust_playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] error: failed to run custom build command for `rust_playground v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rust_playground-60ba8168ab3dd824/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Read-only file system (os error 30)', build.rs:13:22 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5606e2dadb74 - backtrace::backtrace::libunwind::trace::h6e17b062984af3e8 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x5606e2dadb74 - backtrace::backtrace::trace_unsynchronized::h8e8466cf6548b0a1 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5606e2dadb74 - std::sys_common::backtrace::_print_fmt::h8b68822dc1659286 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x5606e2dadb74 - ::fmt::h88b6471123f77ef0 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x5606e2dcb97c - core::fmt::write::h94d2034151aba49c [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x5606e2dac3a3 - std::io::Write::write_fmt::h6fc26f6b5b7be1bb [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x5606e2db0115 - std::sys_common::backtrace::_print::hba484280b1d7576c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x5606e2db0115 - std::sys_common::backtrace::print::h57e28f7caf9bd6c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x5606e2db0115 - std::panicking::default_hook::{{closure}}::h32a487ca417fdc4e [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x5606e2dafe52 - std::panicking::default_hook::hc39090d3c371f581 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x5606e2db0722 - std::panicking::rust_panic_with_hook::h7e4d6ca2da996f73 [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x5606e2db030b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 12: 0x5606e2db027b - std::panicking::begin_panic_fmt::h40fe9931c484bb07 [INFO] [stderr] at src/libstd/panicking.rs:373 [INFO] [stderr] 13: 0x5606e2da5c08 - build_script_build::main::h14fc2770f83c3f83 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:13 [INFO] [stderr] 14: 0x5606e2da590b - std::rt::lang_start::{{closure}}::h641791f6c478662c [INFO] [stderr] at /rustc/8a5e87609850cdd8679aada01eb0f3062f254ca8/src/libstd/rt.rs:67 [INFO] [stderr] 15: 0x5606e2db0b68 - std::rt::lang_start_internal::{{closure}}::h44f983614a45c0ee [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 16: 0x5606e2db0b68 - std::panicking::try::do_call::hc8977591a8cf0af7 [INFO] [stderr] at src/libstd/panicking.rs:331 [INFO] [stderr] 17: 0x5606e2db0b68 - std::panicking::try::haa2790657feac5c7 [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 18: 0x5606e2db0b68 - std::panic::catch_unwind::hb657324443ad5ddd [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x5606e2db0b68 - std::rt::lang_start_internal::h1fc8fe15552816a9 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 20: 0x5606e2da58e7 - std::rt::lang_start::h837434ffff66047f [INFO] [stderr] at /rustc/8a5e87609850cdd8679aada01eb0f3062f254ca8/src/libstd/rt.rs:67 [INFO] [stderr] 21: 0x5606e2da5cda - main [INFO] [stderr] 22: 0x7fcef7107b97 - __libc_start_main [INFO] [stderr] 23: 0x5606e2da284a - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "7670ec096c1bee3cc03a92388da088b9091ef621c83e68e4f1e5058811a0b2c8"` [INFO] running `"docker" "rm" "-f" "7670ec096c1bee3cc03a92388da088b9091ef621c83e68e4f1e5058811a0b2c8"` [INFO] [stdout] 7670ec096c1bee3cc03a92388da088b9091ef621c83e68e4f1e5058811a0b2c8