[INFO] cloning repository https://github.com/shekohex/flutterust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shekohex/flutterust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshekohex%2Fflutterust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshekohex%2Fflutterust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8f225afd617d90e1ff64bbce037fad90f51c76d9 [INFO] checking shekohex/flutterust against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshekohex%2Fflutterust" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shekohex/flutterust on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/shekohex/flutterust [INFO] finished tweaking git repo https://github.com/shekohex/flutterust [INFO] tweaked toml for git repo https://github.com/shekohex/flutterust written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/shekohex/flutterust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded clang v0.24.0 [INFO] [stderr] Downloaded allo-isolate v0.1.6 [INFO] [stderr] Downloaded dart-bindgen v0.1.7 [INFO] [stderr] Downloaded ffi_helpers v0.2.0 [INFO] [stderr] Downloaded cbindgen v0.14.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e13e9b9cc2ddceb22edef3cbbbc1431b3ca85a3a46b5e0594854adc323f0526 [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" "7e13e9b9cc2ddceb22edef3cbbbc1431b3ca85a3a46b5e0594854adc323f0526", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e13e9b9cc2ddceb22edef3cbbbc1431b3ca85a3a46b5e0594854adc323f0526", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e13e9b9cc2ddceb22edef3cbbbc1431b3ca85a3a46b5e0594854adc323f0526", kill_on_drop: false }` [INFO] [stdout] 7e13e9b9cc2ddceb22edef3cbbbc1431b3ca85a3a46b5e0594854adc323f0526 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 95656202653c02db3f12c6aa63f5380511124aa81aa897974eb5afbafd5a72cd [INFO] running `Command { std: "docker" "start" "-a" "95656202653c02db3f12c6aa63f5380511124aa81aa897974eb5afbafd5a72cd", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking once_cell v1.4.0 [INFO] [stderr] Compiling cbindgen v0.14.3 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Checking adder v0.1.0 (/opt/rustwide/workdir/native/adder) [INFO] [stderr] Checking allo-isolate v0.1.6 [INFO] [stderr] Compiling ring v0.16.14 [INFO] [stderr] Compiling clang-sys v0.29.3 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Compiling pin-project-internal v0.4.17 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Checking tokio v0.2.21 [INFO] [stderr] Compiling clang v0.24.0 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking webpki v0.21.3 [INFO] [stderr] Checking sct v0.6.0 [INFO] [stderr] Checking rustls v0.17.0 [INFO] [stderr] Checking webpki-roots v0.19.0 [INFO] [stderr] Compiling thiserror v1.0.20 [INFO] [stderr] Compiling dart-bindgen v0.1.7 [INFO] [stderr] Checking pin-project v0.4.17 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking ffi_helpers v0.2.0 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Compiling toml v0.5.6 [INFO] [stderr] Compiling serde_json v1.0.52 [INFO] [stderr] Checking tokio-rustls v0.13.1 [INFO] [stderr] Checking h2 v0.2.5 [INFO] [stderr] Checking hyper v0.13.6 [INFO] [stderr] Checking hyper-rustls v0.20.0 [INFO] [stderr] Checking reqwest v0.10.6 [INFO] [stderr] Checking scrap v0.1.0 (/opt/rustwide/workdir/native/scrap) [INFO] [stderr] Compiling scrap-ffi v0.1.0 (/opt/rustwide/workdir/native/scrap-ffi) [INFO] [stderr] Compiling adder-ffi v0.1.0 (/opt/rustwide/workdir/native/adder-ffi) [INFO] [stderr] error: failed to run custom build command for `adder-ffi v0.1.0 (/opt/rustwide/workdir/native/adder-ffi)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/adder-ffi-56d5024745089129/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Io(Os { code: 30, kind: Other, message: "Read-only file system" })', native/adder-ffi/build.rs:33:10 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55bccd152470 - std::backtrace_rs::backtrace::libunwind::trace::hfe3b1cace85e87d8 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55bccd152470 - std::backtrace_rs::backtrace::trace_unsynchronized::h542330af06479043 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55bccd152470 - std::sys_common::backtrace::_print_fmt::h6b88726367858985 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55bccd152470 - ::fmt::hcd76ce6b485adbea [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55bccd174dbf - core::fmt::write::h127419eb46f2ecc9 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/core/src/fmt/mod.rs:1092:17 [INFO] [stderr] 5: 0x55bccd14f8e2 - std::io::Write::write_fmt::h0facb64ef2e7f5d8 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/io/mod.rs:1567:15 [INFO] [stderr] 6: 0x55bccd1548e5 - std::sys_common::backtrace::_print::h7bf1633ea5421f7b [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55bccd1548e5 - std::sys_common::backtrace::print::h5cc4d09049928ba5 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55bccd1548e5 - std::panicking::default_hook::{{closure}}::h9e84dc005bfc9fc7 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55bccd154393 - std::panicking::default_hook::h123278a03b1f796b [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55bccd154f10 - std::panicking::rust_panic_with_hook::h4040631aa6c7bc27 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:595:17 [INFO] [stderr] 11: 0x55bccd154a87 - std::panicking::begin_panic_handler::{{closure}}::h02a17b22ac092d08 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55bccd15292c - std::sys_common::backtrace::__rust_end_short_backtrace::h6063b024443b5852 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55bccd1549e9 - rust_begin_unwind [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55bcccbe78d1 - core::panicking::panic_fmt::h5322a082d19786c3 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55bcccbe77c3 - core::option::expect_none_failed::h354eaa93a51d71b8 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/core/src/option.rs:1329:5 [INFO] [stderr] 16: 0x55bcccc021a7 - core::result::Result::unwrap::h9b873b2018a23459 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x55bcccc32f6d - build_script_build::main::hb3a2d538ea4dfaf8 [INFO] [stderr] at /opt/rustwide/workdir/native/adder-ffi/build.rs:31:5 [INFO] [stderr] 18: 0x55bcccc0b03b - core::ops::function::FnOnce::call_once::h6012bef4040a0255 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55bcccc0a5ae - std::sys_common::backtrace::__rust_begin_short_backtrace::hfa190edc139c04c7 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55bcccc01c61 - std::rt::lang_start::{{closure}}::h8e63fdc63e68f189 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x55bccd1553ea - core::ops::function::impls:: for &F>::call_once::h3695a3fbbe44c001 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55bccd1553ea - std::panicking::try::do_call::he9f4b5f706c7e58d [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x55bccd1553ea - std::panicking::try::h789d448ccf87fe6d [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x55bccd1553ea - std::panic::catch_unwind::h7a6b31f16004913a [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x55bccd1553ea - std::rt::lang_start_internal::h80897b41b254b288 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x55bcccc01c40 - std::rt::lang_start::hb21106399187e374 [INFO] [stderr] at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x55bcccc3316c - main [INFO] [stderr] 28: 0x7fa0e11360b3 - __libc_start_main [INFO] [stderr] 29: 0x55bcccbe7fde - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "95656202653c02db3f12c6aa63f5380511124aa81aa897974eb5afbafd5a72cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95656202653c02db3f12c6aa63f5380511124aa81aa897974eb5afbafd5a72cd", kill_on_drop: false }` [INFO] [stdout] 95656202653c02db3f12c6aa63f5380511124aa81aa897974eb5afbafd5a72cd