[INFO] fetching crate ruduino 0.2.4... [INFO] checking ruduino-0.2.4 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846 [INFO] extracting crate ruduino 0.2.4 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate ruduino 0.2.4 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate ruduino 0.2.4 [INFO] finished tweaking crates.io crate ruduino 0.2.4 [INFO] tweaked toml for crates.io crate ruduino 0.2.4 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate crates.io crate ruduino 0.2.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded xmltree v0.10.1 [INFO] [stderr] Downloaded target-cpu-macro v0.1.1 [INFO] [stderr] Downloaded target-cpu-fetch v0.1.1 [INFO] [stderr] Downloaded avr-std-stub v1.0.0 [INFO] [stderr] Downloaded avr-mcu v0.3.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4c842c9d180f798dd434146bcc8b78852ba8fd5ab4de21d458f40fdc4cb6c175 [INFO] running `Command { std: "docker" "start" "-a" "4c842c9d180f798dd434146bcc8b78852ba8fd5ab4de21d458f40fdc4cb6c175", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c842c9d180f798dd434146bcc8b78852ba8fd5ab4de21d458f40fdc4cb6c175", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c842c9d180f798dd434146bcc8b78852ba8fd5ab4de21d458f40fdc4cb6c175", kill_on_drop: false }` [INFO] [stdout] 4c842c9d180f798dd434146bcc8b78852ba8fd5ab4de21d458f40fdc4cb6c175 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f6c55763a5e84a37f71401de353e908c29dcc25fa48376e7254681c6dcbb553d [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" "f6c55763a5e84a37f71401de353e908c29dcc25fa48376e7254681c6dcbb553d", kill_on_drop: false }` [INFO] [stderr] Compiling json v0.12.4 [INFO] [stderr] Checking avr-std-stub v1.0.0 [INFO] [stderr] Compiling xmltree v0.10.1 [INFO] [stderr] Compiling target-cpu-fetch v0.1.1 [INFO] [stderr] Compiling avr-mcu v0.3.3 [INFO] [stderr] Compiling target-cpu-macro v0.1.1 [INFO] [stderr] Compiling ruduino v0.2.4 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `ruduino v0.2.4 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/ruduino-9879616f97615966/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] loading pack '/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/avr-mcu-0.3.3/packs/atmega/ATmega328.atdf' [INFO] [stderr] [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" }', core_generator/build.rs:46:30 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55dd64c54205 - backtrace::backtrace::libunwind::trace::hdc42e81315d2a69f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55dd64c54205 - backtrace::backtrace::trace_unsynchronized::hc9edcf4d4fb0b42d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55dd64c54205 - std::sys_common::backtrace::_print_fmt::hb93b171b1042fa52 [INFO] [stderr] at library/std/src/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55dd64c54205 - ::fmt::h589f1bf1cf74dd71 [INFO] [stderr] at library/std/src/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55dd64c73d3c - core::fmt::write::h3a043650ba7bf668 [INFO] [stderr] at library/core/src/fmt/mod.rs:1117 [INFO] [stderr] 5: 0x55dd64c51892 - std::io::Write::write_fmt::hbbad3ca30e02a58a [INFO] [stderr] at library/std/src/io/mod.rs:1510 [INFO] [stderr] 6: 0x55dd64c56640 - std::sys_common::backtrace::_print::h96b2d71887f0b186 [INFO] [stderr] at library/std/src/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55dd64c56640 - std::sys_common::backtrace::print::h6cd6e92e674a16a4 [INFO] [stderr] at library/std/src/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55dd64c56640 - std::panicking::default_hook::{{closure}}::h76820e280a7c9f14 [INFO] [stderr] at library/std/src/panicking.rs:198 [INFO] [stderr] 9: 0x55dd64c5638c - std::panicking::default_hook::h3c589b4200c4e9d0 [INFO] [stderr] at library/std/src/panicking.rs:217 [INFO] [stderr] 10: 0x55dd64c56c83 - std::panicking::rust_panic_with_hook::h99205632f2cac760 [INFO] [stderr] at library/std/src/panicking.rs:526 [INFO] [stderr] 11: 0x55dd64c5687b - rust_begin_unwind [INFO] [stderr] at library/std/src/panicking.rs:437 [INFO] [stderr] 12: 0x55dd64c73141 - core::panicking::panic_fmt::h019ad16a92ccd092 [INFO] [stderr] at library/core/src/panicking.rs:85 [INFO] [stderr] 13: 0x55dd64c72f63 - core::option::expect_none_failed::h7135ba2fdb185931 [INFO] [stderr] at library/core/src/option.rs:1273 [INFO] [stderr] 14: 0x55dd64bfb610 - core::result::Result::unwrap::h211786a813723ac6 [INFO] [stderr] at /rustc/d990716b6a1fdde1300748828a9c9e79dfd0b898/library/core/src/result.rs:1005 [INFO] [stderr] 15: 0x55dd64b99bff - build_script_build::main::hb60fcffed3c3fa93 [INFO] [stderr] at core_generator/build.rs:46 [INFO] [stderr] 16: 0x55dd64b9c90b - std::rt::lang_start::{{closure}}::h9391f92b5469de03 [INFO] [stderr] at /rustc/d990716b6a1fdde1300748828a9c9e79dfd0b898/library/std/src/rt.rs:67 [INFO] [stderr] 17: 0x55dd64c57053 - std::rt::lang_start_internal::{{closure}}::hb14aa68a79b4eb09 [INFO] [stderr] at library/std/src/rt.rs:52 [INFO] [stderr] 18: 0x55dd64c57053 - std::panicking::try::do_call::haffb1227d43d77f1 [INFO] [stderr] at library/std/src/panicking.rs:348 [INFO] [stderr] 19: 0x55dd64c57053 - std::panicking::try::hc085bbb3f48e6fb0 [INFO] [stderr] at library/std/src/panicking.rs:325 [INFO] [stderr] 20: 0x55dd64c57053 - std::panic::catch_unwind::h0d91c438fed06f5e [INFO] [stderr] at library/std/src/panic.rs:394 [INFO] [stderr] 21: 0x55dd64c57053 - std::rt::lang_start_internal::h9a2f79aa5e187e95 [INFO] [stderr] at library/std/src/rt.rs:51 [INFO] [stderr] 22: 0x55dd64b9c8e7 - std::rt::lang_start::h6ab83f7be8f290f7 [INFO] [stderr] at /rustc/d990716b6a1fdde1300748828a9c9e79dfd0b898/library/std/src/rt.rs:67 [INFO] [stderr] 23: 0x55dd64b9b9aa - main [INFO] [stderr] 24: 0x7f2c3fd120b3 - __libc_start_main [INFO] [stderr] 25: 0x55dd64b9019e - _start [INFO] [stderr] 26: 0x0 - [INFO] running `Command { std: "docker" "inspect" "f6c55763a5e84a37f71401de353e908c29dcc25fa48376e7254681c6dcbb553d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6c55763a5e84a37f71401de353e908c29dcc25fa48376e7254681c6dcbb553d", kill_on_drop: false }` [INFO] [stdout] f6c55763a5e84a37f71401de353e908c29dcc25fa48376e7254681c6dcbb553d