[INFO] cloning repository https://github.com/htynkn/flab [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/htynkn/flab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhtynkn%2Fflab", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhtynkn%2Fflab'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0f030c0aebe1a49f1baf447c2e470aaed59ff219 [INFO] checking htynkn/flab against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhtynkn%2Fflab" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/htynkn/flab [INFO] finished tweaking git repo https://github.com/htynkn/flab [INFO] tweaked toml for git repo https://github.com/htynkn/flab written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/htynkn/flab on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/htynkn/flab already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e3d5b9c5e160b51c1e78daec11737962e2a8d5c9e594625debd1f5379da531fe [INFO] running `Command { std: "docker" "start" "-a" "e3d5b9c5e160b51c1e78daec11737962e2a8d5c9e594625debd1f5379da531fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3d5b9c5e160b51c1e78daec11737962e2a8d5c9e594625debd1f5379da531fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3d5b9c5e160b51c1e78daec11737962e2a8d5c9e594625debd1f5379da531fe", kill_on_drop: false }` [INFO] [stdout] e3d5b9c5e160b51c1e78daec11737962e2a8d5c9e594625debd1f5379da531fe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be7dcef53e1da8c33885024a03d9ea39d97777904cf32d50838ce650656d2f20 [INFO] running `Command { std: "docker" "start" "-a" "be7dcef53e1da8c33885024a03d9ea39d97777904cf32d50838ce650656d2f20", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling serde_json v1.0.67 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling cbindgen v0.14.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Checking adder v0.1.0 (/opt/rustwide/workdir/native/adder) [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling clang-sys v0.29.3 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling clang v0.24.0 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling thiserror-impl v1.0.29 [INFO] [stderr] Compiling thiserror v1.0.29 [INFO] [stderr] Compiling dart-bindgen v0.1.8 [INFO] [stderr] Compiling toml v0.5.8 [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] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/adder-ffi-08b718e4dd218531/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' panicked at native/adder-ffi/build.rs:33:10: [INFO] [stderr] called `Result::unwrap()` on an `Err` value: Io(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }) [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5912ec04af92 - std::backtrace_rs::backtrace::libunwind::trace::h360bb75e22de2778 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x5912ec04af92 - std::backtrace_rs::backtrace::trace_unsynchronized::hfdde2f704faeffd5 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x5912ec04af92 - std::sys::backtrace::_print_fmt::h417d2e15f697175b [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x5912ec04af92 - ::fmt::h6da87f843d594e5f [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x5912ec073b83 - core::fmt::rt::Argument::fmt::h93dad83eea6b1735 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x5912ec073b83 - core::fmt::write::hfc80a741b320fdf6 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/fmt/mod.rs:1465:25 [INFO] [stderr] 6: 0x5912ec048003 - std::io::default_write_fmt::h4f50706d79e0ad9c [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x5912ec048003 - std::io::Write::write_fmt::h4ea6a86049496d1c [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x5912ec04ade2 - std::sys::backtrace::BacktraceLock::print::h1cbd12f8d7a3dd2a [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x5912ec04c4ac - std::panicking::default_hook::{{closure}}::h05e45c6f75ebd415 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:300:27 [INFO] [stderr] 10: 0x5912ec04c2af - std::panicking::default_hook::h282f20b2a278c2b0 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:327:9 [INFO] [stderr] 11: 0x5912ec04cf8b - as core::ops::function::Fn>::call::h17cb1f76d4115e46 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/alloc/src/boxed.rs:1980:9 [INFO] [stderr] 12: 0x5912ec04cf8b - std::panicking::rust_panic_with_hook::h36eb92d284238d72 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:841:13 [INFO] [stderr] 13: 0x5912ec04cc5a - std::panicking::begin_panic_handler::{{closure}}::h880cd2442ca41755 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:706:13 [INFO] [stderr] 14: 0x5912ec04b499 - std::sys::backtrace::__rust_end_short_backtrace::hea32aba5814406f8 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:168:18 [INFO] [stderr] 15: 0x5912ec04c8ed - __rustc[e8bfc998c4eccd70]::rust_begin_unwind [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:697:5 [INFO] [stderr] 16: 0x5912ec071d00 - core::panicking::panic_fmt::h507f02bb0d23e89f [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/panicking.rs:75:14 [INFO] [stderr] 17: 0x5912ec072196 - core::result::unwrap_failed::h6b26e9363750e436 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/result.rs:1761:5 [INFO] [stderr] 18: 0x5912ebce4e17 - build_script_build::main::ha7962b226647fe13 [INFO] [stderr] 19: 0x5912ebcc3703 - core::ops::function::FnOnce::call_once::h84836dfa1c80e54f [INFO] [stderr] 20: 0x5912ebcdb346 - std::sys::backtrace::__rust_begin_short_backtrace::hf8df5fdeca3370c3 [INFO] [stderr] 21: 0x5912ebcd57d9 - std::rt::lang_start::{{closure}}::h3c3b9edaf3f21f49 [INFO] [stderr] 22: 0x5912ec0442f0 - core::ops::function::impls:: for &F>::call_once::h6a0310293008eb2d [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/ops/function.rs:284:21 [INFO] [stderr] 23: 0x5912ec0442f0 - std::panicking::catch_unwind::do_call::h296e94a1c4e3d78c [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:589:40 [INFO] [stderr] 24: 0x5912ec0442f0 - std::panicking::catch_unwind::hcc60b8b41a431974 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:552:19 [INFO] [stderr] 25: 0x5912ec0442f0 - std::panic::catch_unwind::hfde220fef6750e01 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panic.rs:359:14 [INFO] [stderr] 26: 0x5912ec0442f0 - std::rt::lang_start_internal::{{closure}}::h8a2acae78735c9ef [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/rt.rs:175:24 [INFO] [stderr] 27: 0x5912ec0442f0 - std::panicking::catch_unwind::do_call::hd03928f4e997613a [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:589:40 [INFO] [stderr] 28: 0x5912ec0442f0 - std::panicking::catch_unwind::hf7cbafaef6e89ea3 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:552:19 [INFO] [stderr] 29: 0x5912ec0442f0 - std::panic::catch_unwind::hf1ae9b7d8b7c2036 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panic.rs:359:14 [INFO] [stderr] 30: 0x5912ec0442f0 - std::rt::lang_start_internal::h1c97a48421de4504 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/rt.rs:171:5 [INFO] [stderr] 31: 0x5912ebcd57c1 - std::rt::lang_start::h35f0ed3f3fee23d4 [INFO] [stderr] 32: 0x5912ebce4f05 - main [INFO] [stderr] 33: 0x73fb619c31ca - [INFO] [stderr] 34: 0x73fb619c328b - __libc_start_main [INFO] [stderr] 35: 0x5912ebca8a25 - _start [INFO] [stderr] 36: 0x0 - [INFO] running `Command { std: "docker" "inspect" "be7dcef53e1da8c33885024a03d9ea39d97777904cf32d50838ce650656d2f20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be7dcef53e1da8c33885024a03d9ea39d97777904cf32d50838ce650656d2f20", kill_on_drop: false }` [INFO] [stdout] be7dcef53e1da8c33885024a03d9ea39d97777904cf32d50838ce650656d2f20