[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#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshekohex%2Fflutterust" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shekohex/flutterust on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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-3/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded clang v0.24.0 [INFO] [stderr] Downloaded ffi_helpers v0.2.0 [INFO] [stderr] Downloaded dart-bindgen v0.1.7 [INFO] [stderr] Downloaded allo-isolate v0.1.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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] 27f1a1656fb2b9e4a0f710c88ae1924b35ee9c4815204110eb074ea387bec545 [INFO] running `Command { std: "docker" "start" "-a" "27f1a1656fb2b9e4a0f710c88ae1924b35ee9c4815204110eb074ea387bec545", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "27f1a1656fb2b9e4a0f710c88ae1924b35ee9c4815204110eb074ea387bec545", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27f1a1656fb2b9e4a0f710c88ae1924b35ee9c4815204110eb074ea387bec545", kill_on_drop: false }` [INFO] [stdout] 27f1a1656fb2b9e4a0f710c88ae1924b35ee9c4815204110eb074ea387bec545 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 654174871f8532412e1b1f727c51402ae0f847c3b46dd9a0ca6c93358c8cd165 [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" "654174871f8532412e1b1f727c51402ae0f847c3b46dd9a0ca6c93358c8cd165", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Checking pin-project-lite v0.1.5 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling cbindgen v0.14.3 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-sink v0.3.5 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking tower-service v0.3.0 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking dtoa v0.4.5 [INFO] [stderr] Checking base64 v0.12.1 [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 textwrap v0.11.0 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Checking encoding_rs v0.8.23 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Compiling clang-sys v0.29.3 [INFO] [stderr] Compiling quote v1.0.4 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking backtrace v0.3.48 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Checking tokio v0.2.21 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Compiling clang v0.24.0 [INFO] [stderr] Compiling tempfile v3.1.0 [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] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-rustls v0.13.1 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling serde_derive v1.0.106 [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 failure_derive v0.1.8 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking ffi_helpers v0.2.0 [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 h2 v0.2.5 [INFO] [stderr] Checking hyper v0.13.6 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Compiling toml v0.5.6 [INFO] [stderr] Compiling serde_json v1.0.52 [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 `scrap-ffi v0.1.0 (/opt/rustwide/workdir/native/scrap-ffi)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/scrap-ffi-02b5f73cde64c943/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Io(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })', native/scrap-ffi/build.rs:37:10 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x555f54587360 - std::backtrace_rs::backtrace::libunwind::trace::h0f5cd2ee8b0d7274 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x555f54587360 - std::backtrace_rs::backtrace::trace_unsynchronized::h06905b5aeda069a1 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x555f54587360 - std::sys_common::backtrace::_print_fmt::h4fe4c7c875072f30 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x555f54587360 - ::fmt::hcc0746f004a9b7ef [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x555f545acb0c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x555f54584675 - std::io::Write::write_fmt::h23dab4cc9ce72ee2 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/io/mod.rs:1665:15 [INFO] [stderr] 6: 0x555f5458988b - std::sys_common::backtrace::_print::h173dc702502d65d2 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x555f5458988b - std::sys_common::backtrace::print::h61bd27c4742ba817 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x555f5458988b - std::panicking::default_hook::{{closure}}::hcaae87f0495ae613 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x555f54589361 - std::panicking::default_hook::h0538e728ee080db0 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x555f54589f79 - std::panicking::rust_panic_with_hook::h3039e236b6ca482c [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:626:17 [INFO] [stderr] 11: 0x555f54589a37 - std::panicking::begin_panic_handler::{{closure}}::h884fbab544ffd91c [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x555f5458785c - std::sys_common::backtrace::__rust_end_short_backtrace::hdaf2e18ba3d91210 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x555f54589999 - rust_begin_unwind [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x555f5404f741 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x555f5404f833 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/core/src/result.rs:1599:5 [INFO] [stderr] 16: 0x555f5406bac0 - core::result::Result::unwrap::h6f27a9abd71f8ab6 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/core/src/result.rs:1281:23 [INFO] [stderr] 17: 0x555f5406d48c - build_script_build::main::he0bb2d8d98fc68e4 [INFO] [stderr] at /opt/rustwide/workdir/native/scrap-ffi/build.rs:35:5 [INFO] [stderr] 18: 0x555f5406adcb - core::ops::function::FnOnce::call_once::h3554337d7f83364a [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x555f5406e12e - std::sys_common::backtrace::__rust_begin_short_backtrace::haef1f6da8ec7c66f [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x555f5406e1c1 - std::rt::lang_start::{{closure}}::hd15a9d9737525113 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/rt.rs:63:18 [INFO] [stderr] 21: 0x555f5458a55a - core::ops::function::impls:: for &F>::call_once::h61bcc1dec5918b7e [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x555f5458a55a - std::panicking::try::do_call::h672d24f85ce22db4 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x555f5458a55a - std::panicking::try::he383e7ef11604e58 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x555f5458a55a - std::panic::catch_unwind::h502ac6058961e393 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x555f5458a55a - std::rt::lang_start_internal::{{closure}}::h851ee37bb5d99fdf [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/rt.rs:45:48 [INFO] [stderr] 26: 0x555f5458a55a - std::panicking::try::do_call::h84f41bb3453bbd14 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:401:40 [INFO] [stderr] 27: 0x555f5458a55a - std::panicking::try::h969c45dbbf2e4c94 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:365:19 [INFO] [stderr] 28: 0x555f5458a55a - std::panic::catch_unwind::he40b1a4614f73e03 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panic.rs:434:14 [INFO] [stderr] 29: 0x555f5458a55a - std::rt::lang_start_internal::h0fbab25cccdb30d8 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/rt.rs:45:20 [INFO] [stderr] 30: 0x555f5406e190 - std::rt::lang_start::h92ce56d19552867a [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/rt.rs:62:5 [INFO] [stderr] 31: 0x555f5406d73c - main [INFO] [stderr] 32: 0x7f33ed9160b3 - __libc_start_main [INFO] [stderr] 33: 0x555f5404ff3e - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "654174871f8532412e1b1f727c51402ae0f847c3b46dd9a0ca6c93358c8cd165", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "654174871f8532412e1b1f727c51402ae0f847c3b46dd9a0ca6c93358c8cd165", kill_on_drop: false }` [INFO] [stdout] 654174871f8532412e1b1f727c51402ae0f847c3b46dd9a0ca6c93358c8cd165