[INFO] cloning repository https://github.com/dvc94ch/rust-c-wasm-lib [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dvc94ch/rust-c-wasm-lib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvc94ch%2Frust-c-wasm-lib", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvc94ch%2Frust-c-wasm-lib'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 34d86a17a78574fea6f001cd6ba167f7d7e7cbf6 [INFO] checking dvc94ch/rust-c-wasm-lib against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvc94ch%2Frust-c-wasm-lib" "/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/dvc94ch/rust-c-wasm-lib on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dvc94ch/rust-c-wasm-lib [INFO] finished tweaking git repo https://github.com/dvc94ch/rust-c-wasm-lib [INFO] tweaked toml for git repo https://github.com/dvc94ch/rust-c-wasm-lib written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/dvc94ch/rust-c-wasm-lib already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7bf662ce792de5744cd74df025ee438106f04880fef8c699e26ef43f9afb7615 [INFO] running `Command { std: "docker" "start" "-a" "7bf662ce792de5744cd74df025ee438106f04880fef8c699e26ef43f9afb7615", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7bf662ce792de5744cd74df025ee438106f04880fef8c699e26ef43f9afb7615", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bf662ce792de5744cd74df025ee438106f04880fef8c699e26ef43f9afb7615", kill_on_drop: false }` [INFO] [stdout] 7bf662ce792de5744cd74df025ee438106f04880fef8c699e26ef43f9afb7615 [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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 707d40d7d1e2e28b311ed6188d6fa2a30998bebf1220090021bae8887a67cfb3 [INFO] running `Command { std: "docker" "start" "-a" "707d40d7d1e2e28b311ed6188d6fa2a30998bebf1220090021bae8887a67cfb3", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.29 [INFO] [stderr] Compiling cfg-if v0.1.7 [INFO] [stderr] Compiling libc v0.2.50 [INFO] [stderr] Compiling serde v1.0.89 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.39 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling itoa v0.4.3 [INFO] [stderr] Compiling remove_dir_all v0.5.1 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling bumpalo v2.2.1 [INFO] [stderr] Compiling wasm-bindgen v0.2.39 [INFO] [stderr] Checking fib v0.1.0 (/opt/rustwide/workdir/fib) [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_jitter v0.1.3 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling tempfile v3.0.7 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.39 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.39 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.39 [INFO] [stderr] Checking fib_wasm v0.1.0 (/opt/rustwide/workdir/fib_wasm) [INFO] [stderr] Compiling serde_json v1.0.39 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling cbindgen v0.8.2 [INFO] [stderr] Compiling fib_c v0.1.0 (/opt/rustwide/workdir/fib_c) [INFO] [stderr] error: failed to run custom build command for `fib_c v0.1.0 (/opt/rustwide/workdir/fib_c)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/fib_c-22d61e0c98f39388/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.8.2/src/bindgen/bindings.rs:66:43 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55d88d68988c - std::backtrace_rs::backtrace::libunwind::trace::h2ab374bc2a3b7023 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55d88d68988c - std::backtrace_rs::backtrace::trace_unsynchronized::h128cb5178b04dc46 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55d88d68988c - std::sys_common::backtrace::_print_fmt::h5344f9eefca2041f [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55d88d68988c - ::fmt::h213003bc5c7acf04 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55d88d6af0bc - core::fmt::write::h78bf85fc3e93663f [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/fmt/mod.rs:1126:17 [INFO] [stderr] 5: 0x55d88d686af5 - std::io::Write::write_fmt::he619515c888f21a5 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/io/mod.rs:1667:15 [INFO] [stderr] 6: 0x55d88d68b960 - std::sys_common::backtrace::_print::hf706674f77848203 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55d88d68b960 - std::sys_common::backtrace::print::hf0b6c7a88804ec56 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55d88d68b960 - std::panicking::default_hook::{{closure}}::h2dde766cd83a333a [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:210:50 [INFO] [stderr] 9: 0x55d88d68b517 - std::panicking::default_hook::h501e3b2e134eb149 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x55d88d68c039 - std::panicking::rust_panic_with_hook::hc09e869c4cf00885 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:628:17 [INFO] [stderr] 11: 0x55d88d68baf0 - std::panicking::begin_panic_handler::{{closure}}::hc2c6d70142458fc8 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:521:13 [INFO] [stderr] 12: 0x55d88d689d34 - std::sys_common::backtrace::__rust_end_short_backtrace::had58f7c459a1cd6e [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55d88d68ba59 - rust_begin_unwind [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:517:5 [INFO] [stderr] 14: 0x55d88d23d231 - core::panicking::panic_fmt::hf443e5eeb6cc9eab [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/panicking.rs:103:14 [INFO] [stderr] 15: 0x55d88d23d323 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/result.rs:1617:5 [INFO] [stderr] 16: 0x55d88d24f4bd - core::result::Result::unwrap::heb1e16d2c019ac7e [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/result.rs:1299:23 [INFO] [stderr] 17: 0x55d88d262753 - cbindgen::bindgen::bindings::Bindings::write_to_file::h895c94b5e224e58f [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.8.2/src/bindgen/bindings.rs:66:24 [INFO] [stderr] 18: 0x55d88d24fc2e - build_script_build::main::hdd2f4b8e67777d9f [INFO] [stderr] at /opt/rustwide/workdir/fib_c/build.rs:9:5 [INFO] [stderr] 19: 0x55d88d269c7b - core::ops::function::FnOnce::call_once::h340118f63574e45b [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 20: 0x55d88d24eebe - std::sys_common::backtrace::__rust_begin_short_backtrace::h4b4dadc76e7c5529 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 21: 0x55d88d2698f1 - std::rt::lang_start::{{closure}}::h1711fec78a7239a0 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/rt.rs:64:18 [INFO] [stderr] 22: 0x55d88d68c61a - core::ops::function::impls:: for &F>::call_once::hab43eb8ec758341e [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 23: 0x55d88d68c61a - std::panicking::try::do_call::hb667fefd650e964d [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:403:40 [INFO] [stderr] 24: 0x55d88d68c61a - std::panicking::try::hc279775c9409768d [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:367:19 [INFO] [stderr] 25: 0x55d88d68c61a - std::panic::catch_unwind::hbe8b6ecc84f73073 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panic.rs:133:14 [INFO] [stderr] 26: 0x55d88d68c61a - std::rt::lang_start_internal::{{closure}}::hb04fdaef496a162b [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/rt.rs:46:48 [INFO] [stderr] 27: 0x55d88d68c61a - std::panicking::try::do_call::habca359de051411d [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:403:40 [INFO] [stderr] 28: 0x55d88d68c61a - std::panicking::try::h24c556a6948e0937 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:367:19 [INFO] [stderr] 29: 0x55d88d68c61a - std::panic::catch_unwind::h58075d47f5a308d8 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panic.rs:133:14 [INFO] [stderr] 30: 0x55d88d68c61a - std::rt::lang_start_internal::h3d20dc1537d76758 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/rt.rs:46:20 [INFO] [stderr] 31: 0x55d88d2698c0 - std::rt::lang_start::hc9af924342c1b753 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/rt.rs:63:17 [INFO] [stderr] 32: 0x55d88d24fe3c - main [INFO] [stderr] 33: 0x7fa1769e90b3 - __libc_start_main [INFO] [stderr] 34: 0x55d88d23d9ee - _start [INFO] [stderr] 35: 0x0 - [INFO] running `Command { std: "docker" "inspect" "707d40d7d1e2e28b311ed6188d6fa2a30998bebf1220090021bae8887a67cfb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "707d40d7d1e2e28b311ed6188d6fa2a30998bebf1220090021bae8887a67cfb3", kill_on_drop: false }` [INFO] [stdout] 707d40d7d1e2e28b311ed6188d6fa2a30998bebf1220090021bae8887a67cfb3