[INFO] cloning repository https://github.com/Xavrax/Blink-Ruduino
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Xavrax/Blink-Ruduino" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXavrax%2FBlink-Ruduino", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXavrax%2FBlink-Ruduino'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 47714259a19149f0a5440690571dd64fbfa1d691
[INFO] checking Xavrax/Blink-Ruduino against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXavrax%2FBlink-Ruduino" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Xavrax/Blink-Ruduino on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Xavrax/Blink-Ruduino
[INFO] finished tweaking git repo https://github.com/Xavrax/Blink-Ruduino
[INFO] tweaked toml for git repo https://github.com/Xavrax/Blink-Ruduino written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Xavrax/Blink-Ruduino already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] e713f8b69d4926a8df64191db6f2aa715c458fbb368dc1bcb97648d120b85724
[INFO] running `Command { std: "docker" "start" "-a" "e713f8b69d4926a8df64191db6f2aa715c458fbb368dc1bcb97648d120b85724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e713f8b69d4926a8df64191db6f2aa715c458fbb368dc1bcb97648d120b85724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e713f8b69d4926a8df64191db6f2aa715c458fbb368dc1bcb97648d120b85724", kill_on_drop: false }`
[INFO] [stdout] e713f8b69d4926a8df64191db6f2aa715c458fbb368dc1bcb97648d120b85724
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ae1773ff5a21fe82543a3128b3cf7033d5cde30342127d54ff14a98f4e0fce1
[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" "8ae1773ff5a21fe82543a3128b3cf7033d5cde30342127d54ff14a98f4e0fce1", kill_on_drop: false }`
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking avr-std-stub v1.0.2
[INFO] [stderr]    Compiling xmltree v0.10.1
[INFO] [stderr]    Compiling target-cpu-fetch v0.1.1
[INFO] [stderr]    Compiling avr-mcu v0.3.4
[INFO] [stderr]    Compiling target-cpu-macro v0.1.1
[INFO] [stderr]    Compiling ruduino v0.2.5
[INFO] [stderr] error: failed to run custom build command for `ruduino v0.2.5`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/ruduino-dabda9aa1a15d3e3/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   loading pack '/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/avr-mcu-0.3.4/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" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ruduino-0.2.5/core_generator/build.rs:46:30
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55c6b8c83fe0 - std::backtrace_rs::backtrace::libunwind::trace::ha1eabb142084ea37
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x55c6b8c83fe0 - std::backtrace_rs::backtrace::trace_unsynchronized::hbb8825661d997281
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55c6b8c83fe0 - std::sys_common::backtrace::_print_fmt::h26d850e2f7183914
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x55c6b8c83fe0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3834b06f68a2b012
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x55c6b8c9ff0c - core::fmt::write::h3a043650ba7bf668
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/fmt/mod.rs:1117
[INFO] [stderr]      5:     0x55c6b8c81c85 - std::io::Write::write_fmt::h9c0c8944a1898139
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/io/mod.rs:1510
[INFO] [stderr]      6:     0x55c6b8c86160 - std::sys_common::backtrace::_print::h693c0c2cc41d4d10
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x55c6b8c86160 - std::sys_common::backtrace::print::h213be73e5670b8ea
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x55c6b8c86160 - std::panicking::default_hook::{{closure}}::h2d49a3361cc4e7ea
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:200
[INFO] [stderr]      9:     0x55c6b8c85eac - std::panicking::default_hook::hd41fbdeba93207ba
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:219
[INFO] [stderr]     10:     0x55c6b8c867c3 - std::panicking::rust_panic_with_hook::hcab398664b4bd473
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:569
[INFO] [stderr]     11:     0x55c6b8c86399 - std::panicking::begin_panic_handler::{{closure}}::h7512c6f2998ba93d
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:476
[INFO] [stderr]     12:     0x55c6b8c8444c - std::sys_common::backtrace::__rust_end_short_backtrace::h1a25d7e7e1864d3d
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x55c6b8c86359 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:475
[INFO] [stderr]     14:     0x55c6b8c9f311 - core::panicking::panic_fmt::h019ad16a92ccd092
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/panicking.rs:85
[INFO] [stderr]     15:     0x55c6b8c9f133 - core::option::expect_none_failed::h7135ba2fdb185931
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/option.rs:1274
[INFO] [stderr]     16:     0x55c6b8c1f150 - core::result::Result<T,E>::unwrap::h34c84cf3eda9a840
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/result.rs:1005
[INFO] [stderr]     17:     0x55c6b8bbdaff - build_script_build::main::he457bb5880954522
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ruduino-0.2.5/core_generator/build.rs:46
[INFO] [stderr]     18:     0x55c6b8bc062b - core::ops::function::FnOnce::call_once::haf15171ff19197cb
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/ops/function.rs:233
[INFO] [stderr]     19:     0x55c6b8bc11be - std::sys_common::backtrace::__rust_begin_short_backtrace::h37db424af89f87c3
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     20:     0x55c6b8bc0481 - std::rt::lang_start::{{closure}}::h8e90bfdce2ebfa18
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/rt.rs:66
[INFO] [stderr]     21:     0x55c6b8c86bd2 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hde9814ae740a85dc
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/ops/function.rs:265
[INFO] [stderr]     22:     0x55c6b8c86bd2 - std::panicking::try::do_call::h3026bab8cd7540d7
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:373
[INFO] [stderr]     23:     0x55c6b8c86bd2 - std::panicking::try::h852bb5e5a66f7f84
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:337
[INFO] [stderr]     24:     0x55c6b8c86bd2 - std::panic::catch_unwind::hfeb0f3dddf7c6a72
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panic.rs:394
[INFO] [stderr]     25:     0x55c6b8c86bd2 - std::rt::lang_start_internal::h32f0ac6e87476559
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/rt.rs:51
[INFO] [stderr]     26:     0x55c6b8bc0457 - std::rt::lang_start::hf1135013d50981de
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/rt.rs:65
[INFO] [stderr]     27:     0x55c6b8bbf8aa - main
[INFO] [stderr]     28:     0x7f754749b0b3 - __libc_start_main
[INFO] [stderr]     29:     0x55c6b8bb40be - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "8ae1773ff5a21fe82543a3128b3cf7033d5cde30342127d54ff14a98f4e0fce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ae1773ff5a21fe82543a3128b3cf7033d5cde30342127d54ff14a98f4e0fce1", kill_on_drop: false }`
[INFO] [stdout] 8ae1773ff5a21fe82543a3128b3cf7033d5cde30342127d54ff14a98f4e0fce1