[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] testing htynkn/flab against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhtynkn%2Fflab" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-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-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/htynkn/flab on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 35b93d192d518aec6bfdbcddfb0fb370832a2e3df3adce0e3eef7abe336d8900 [INFO] running `Command { std: "docker" "start" "-a" "35b93d192d518aec6bfdbcddfb0fb370832a2e3df3adce0e3eef7abe336d8900", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "35b93d192d518aec6bfdbcddfb0fb370832a2e3df3adce0e3eef7abe336d8900", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35b93d192d518aec6bfdbcddfb0fb370832a2e3df3adce0e3eef7abe336d8900", kill_on_drop: false }` [INFO] [stdout] 35b93d192d518aec6bfdbcddfb0fb370832a2e3df3adce0e3eef7abe336d8900 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0208285bc6d7dcbebe8f08ee7fff674f932a1b258b9236f475da2f4a39eef6a9 [INFO] running `Command { std: "docker" "start" "-a" "0208285bc6d7dcbebe8f08ee7fff674f932a1b258b9236f475da2f4a39eef6a9", 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 cfg-if v1.0.0 [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 log v0.4.14 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling clang-sys v0.29.3 [INFO] [stderr] Compiling serde_json v1.0.67 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling cbindgen v0.14.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling adder v0.1.0 (/opt/rustwide/workdir/native/adder) [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling clap v2.33.3 [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' (718) 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: 0x5ab04cc49502 - std::backtrace_rs::backtrace::libunwind::trace::h22a6a535a50603c6 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x5ab04cc49502 - std::backtrace_rs::backtrace::trace_unsynchronized::h2503a4f30dbfbaa2 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x5ab04cc49502 - std::sys::backtrace::_print_fmt::hec54e31f36456895 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x5ab04cc49502 - ::fmt::hb1988e8b50fa5f19 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x5ab04cc5c1df - core::fmt::rt::Argument::fmt::h3118a66e1a57a586 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x5ab04cc5c1df - core::fmt::write::hcd056e06a609f600 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x5ab04cc1abc1 - std::io::default_write_fmt::h45f0f9de0268fdcb [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x5ab04cc1abc1 - std::io::Write::write_fmt::hc685c74e0b8ce55d [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x5ab04cc24f82 - std::sys::backtrace::BacktraceLock::print::h69f50ba7cfff8317 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x5ab04cc2751f - std::panicking::default_hook::{{closure}}::hfa978eb2255ab3ab [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x5ab04cc27379 - std::panicking::default_hook::h09da2eaf8f1deadd [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x5ab04cc27c8f - as core::ops::function::Fn>::call::hba67e0dc3e3fc548 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/alloc/src/boxed.rs:1987:9 [INFO] [stderr] 12: 0x5ab04cc27c8f - std::panicking::panic_with_hook::h13c40d280d130fd3 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:842:13 [INFO] [stderr] 13: 0x5ab04cc27a3a - std::panicking::panic_handler::{{closure}}::hd79d22e8a1d3b951 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:707:13 [INFO] [stderr] 14: 0x5ab04cc250c9 - std::sys::backtrace::__rust_end_short_backtrace::h83414d1ec69cf3a6 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 15: 0x5ab04cc0e41d - __rustc[b78aa6c7b08e5dc4]::rust_begin_unwind [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:698:5 [INFO] [stderr] 16: 0x5ab04cc66630 - core::panicking::panic_fmt::h326b75cf8ee01b13 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/panicking.rs:78:14 [INFO] [stderr] 17: 0x5ab04cc65596 - core::result::unwrap_failed::h38baee32fdec5ac8 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/result.rs:1855:5 [INFO] [stderr] 18: 0x5ab04c8b7de9 - build_script_build::main::h9c27b046fb03ddc4 [INFO] [stderr] 19: 0x5ab04c8c7f73 - core::ops::function::FnOnce::call_once::h1c10d8918b3805a9 [INFO] [stderr] 20: 0x5ab04c8c29f6 - std::sys::backtrace::__rust_begin_short_backtrace::hdf77abb74905b64d [INFO] [stderr] 21: 0x5ab04c8c29d9 - std::rt::lang_start::{{closure}}::h42f627da0cc13041 [INFO] [stderr] 22: 0x5ab04cc1be30 - core::ops::function::impls:: for &F>::call_once::h387c5546b57ddfde [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 23: 0x5ab04cc1be30 - std::panicking::catch_unwind::do_call::hf9fdd250c001d1cd [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:590:40 [INFO] [stderr] 24: 0x5ab04cc1be30 - std::panicking::catch_unwind::hc213e1339e7313f3 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:553:19 [INFO] [stderr] 25: 0x5ab04cc1be30 - std::panic::catch_unwind::h7e2e13142bd98e67 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panic.rs:359:14 [INFO] [stderr] 26: 0x5ab04cc1be30 - std::rt::lang_start_internal::{{closure}}::ha8eea67def213c83 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/rt.rs:175:24 [INFO] [stderr] 27: 0x5ab04cc1be30 - std::panicking::catch_unwind::do_call::hc6f04b090be4f56e [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:590:40 [INFO] [stderr] 28: 0x5ab04cc1be30 - std::panicking::catch_unwind::hfb8ae23b2e34f7c2 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:553:19 [INFO] [stderr] 29: 0x5ab04cc1be30 - std::panic::catch_unwind::hf2cef20feb3addd6 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panic.rs:359:14 [INFO] [stderr] 30: 0x5ab04cc1be30 - std::rt::lang_start_internal::h1ca864a6b9355c57 [INFO] [stderr] at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/rt.rs:171:5 [INFO] [stderr] 31: 0x5ab04c8c29c1 - std::rt::lang_start::h51a48a3d5d3b0918 [INFO] [stderr] 32: 0x5ab04c8bd2a5 - main [INFO] [stderr] 33: 0x7bf6dcc3f1ca - [INFO] [stderr] 34: 0x7bf6dcc3f28b - __libc_start_main [INFO] [stderr] 35: 0x5ab04c89cd65 - _start [INFO] [stderr] 36: 0x0 - [INFO] running `Command { std: "docker" "inspect" "0208285bc6d7dcbebe8f08ee7fff674f932a1b258b9236f475da2f4a39eef6a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0208285bc6d7dcbebe8f08ee7fff674f932a1b258b9236f475da2f4a39eef6a9", kill_on_drop: false }` [INFO] [stdout] 0208285bc6d7dcbebe8f08ee7fff674f932a1b258b9236f475da2f4a39eef6a9