[INFO] fetching crate wasmer-c-api 1.0.0-rc1... [INFO] testing wasmer-c-api-1.0.0-rc1 against 1.49.0 for beta-1.50-1 [INFO] extracting crate wasmer-c-api 1.0.0-rc1 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate wasmer-c-api 1.0.0-rc1 on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate wasmer-c-api 1.0.0-rc1 [INFO] finished tweaking crates.io crate wasmer-c-api 1.0.0-rc1 [INFO] tweaked toml for crates.io crate wasmer-c-api 1.0.0-rc1 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d23e470361a0d06c435c9ef273eab46930098d2234fb88f553b4bb438238426f [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" "d23e470361a0d06c435c9ef273eab46930098d2234fb88f553b4bb438238426f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d23e470361a0d06c435c9ef273eab46930098d2234fb88f553b4bb438238426f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d23e470361a0d06c435c9ef273eab46930098d2234fb88f553b4bb438238426f", kill_on_drop: false }` [INFO] [stdout] d23e470361a0d06c435c9ef273eab46930098d2234fb88f553b4bb438238426f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9036a742eded4e60201656b59bcd5cf14ef2457d42c63abfb66c2ca3ce10c8cf [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" "9036a742eded4e60201656b59bcd5cf14ef2457d42c63abfb66c2ca3ce10c8cf", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling cbindgen v0.15.0 [INFO] [stderr] Compiling wasmer-compiler-cranelift v1.0.0-rc1 [INFO] [stderr] Compiling abort_on_panic v2.0.0 [INFO] [stderr] Compiling libffi-sys v1.1.0 [INFO] [stderr] Compiling ghost v0.1.2 [INFO] [stderr] Compiling inventory-impl v0.1.10 [INFO] [stderr] Compiling ctor v0.1.17 [INFO] [stderr] Compiling typetag-impl v0.1.6 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling tracing v0.1.22 [INFO] [stderr] Compiling wasmer-derive v1.0.0-rc1 [INFO] [stderr] Compiling which v4.0.2 [INFO] [stderr] Compiling enumset_derive v0.5.0 [INFO] [stderr] Compiling inventory v0.1.10 [INFO] [stderr] Compiling enumset v1.0.1 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling cranelift-entity v0.68.0 [INFO] [stderr] Compiling serde_bytes v0.11.5 [INFO] [stderr] Compiling bincode v1.3.1 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling erased-serde v0.3.13 [INFO] [stderr] Compiling generational-arena v0.2.8 [INFO] [stderr] Compiling wasmer-types v1.0.0-rc1 [INFO] [stderr] Compiling cranelift-codegen-meta v0.68.0 [INFO] [stderr] Compiling cranelift-bforest v0.68.0 [INFO] [stderr] Compiling object v0.22.0 [INFO] [stderr] Compiling gimli v0.22.0 [INFO] [stderr] Compiling typetag v0.1.6 [INFO] [stderr] Compiling backtrace v0.3.55 [INFO] [stderr] Compiling wasmer-vm v1.0.0-rc1 [INFO] [stderr] Compiling wasmer-compiler v1.0.0-rc1 [INFO] [stderr] Compiling wasmer-c-api v1.0.0-rc1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling wasmer-engine v1.0.0-rc1 [INFO] [stderr] Compiling wasmer-object v1.0.0-rc1 [INFO] [stderr] Compiling wasmer v1.0.0-rc1 [INFO] [stderr] Compiling wasmer-engine-native v1.0.0-rc1 [INFO] [stderr] Compiling wasmer-engine-jit v1.0.0-rc1 [INFO] [stderr] Compiling wasmer-engine-object-file v1.0.0-rc1 [INFO] [stderr] Compiling cranelift-codegen v0.68.0 [INFO] [stderr] error: failed to run custom build command for `wasmer-c-api v1.0.0-rc1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/wasmer-c-api-1f18a7e06dc74e17/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Unable to copy the generated C bindings: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:124:14 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x564a4ea11990 - std::backtrace_rs::backtrace::libunwind::trace::h04d12fdcddff82aa [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x564a4ea11990 - std::backtrace_rs::backtrace::trace_unsynchronized::h1459b974b6fbe5e1 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x564a4ea11990 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x564a4ea11990 - ::fmt::he009dcaaa75eed60 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x564a4ea389cc - core::fmt::write::h77b4746b0dea1dd3 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x564a4ea0ddc2 - std::io::Write::write_fmt::heb7e50902e98831c [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15 [INFO] [stderr] 6: 0x564a4ea142f5 - std::sys_common::backtrace::_print::h2d880c9e69a21be9 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x564a4ea142f5 - std::sys_common::backtrace::print::h5f02b1bb49f36879 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x564a4ea142f5 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x564a4ea13f98 - std::panicking::default_hook::hb52d73f0da9a4bb8 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x564a4ea14ab6 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:597:17 [INFO] [stderr] 11: 0x564a4ea145d7 - std::panicking::begin_panic_handler::{{closure}}::h42939e004b32765c [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:499:13 [INFO] [stderr] 12: 0x564a4ea11e4c - std::sys_common::backtrace::__rust_end_short_backtrace::h9d2070f7bf9fd56c [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x564a4ea14539 - rust_begin_unwind [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:495:5 [INFO] [stderr] 14: 0x564a4ea36931 - core::panicking::panic_fmt::ha0bb065d9a260792 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x564a4ea36753 - core::option::expect_none_failed::h7e1dd0a94971eb61 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x564a4e50f187 - core::result::Result::expect::h5453f7663abcf624 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/result.rs:933:23 [INFO] [stderr] 17: 0x564a4e506a8e - build_script_build::build_wasm_c_api_headers::hab1548849be23238 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:123:9 [INFO] [stderr] 18: 0x564a4e5060f9 - build_script_build::main::h93e177ff1e8e8435 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:62:5 [INFO] [stderr] 19: 0x564a4e50defb - core::ops::function::FnOnce::call_once::h9b47864522127258 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 20: 0x564a4e51663e - std::sys_common::backtrace::__rust_begin_short_backtrace::h26c0e333f1acd5a4 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 21: 0x564a4e50db91 - std::rt::lang_start::{{closure}}::hb4400282ff9a4e14 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/rt.rs:66:18 [INFO] [stderr] 22: 0x564a4ea14fa7 - core::ops::function::impls:: for &F>::call_once::h57e2a071d427b24c [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 23: 0x564a4ea14fa7 - std::panicking::try::do_call::h81cbbe0c3b30a28e [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stderr] 24: 0x564a4ea14fa7 - std::panicking::try::hbeeb95b4e1f0a876 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stderr] 25: 0x564a4ea14fa7 - std::panic::catch_unwind::h59c48ccb40a0bf20 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stderr] 26: 0x564a4ea14fa7 - std::rt::lang_start_internal::ha53ab63f88fee728 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/rt.rs:51:25 [INFO] [stderr] 27: 0x564a4e50db67 - std::rt::lang_start::hec2f2efd04df8689 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/rt.rs:65:5 [INFO] [stderr] 28: 0x564a4e50a59a - main [INFO] [stderr] 29: 0x7f36daf350b3 - __libc_start_main [INFO] [stderr] 30: 0x564a4e4e40de - _start [INFO] [stderr] 31: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "9036a742eded4e60201656b59bcd5cf14ef2457d42c63abfb66c2ca3ce10c8cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9036a742eded4e60201656b59bcd5cf14ef2457d42c63abfb66c2ca3ce10c8cf", kill_on_drop: false }` [INFO] [stdout] 9036a742eded4e60201656b59bcd5cf14ef2457d42c63abfb66c2ca3ce10c8cf