[INFO] fetching crate wren_rust 0.1.3... [INFO] checking wren_rust-0.1.3 against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376 [INFO] extracting crate wren_rust 0.1.3 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate wren_rust 0.1.3 on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate wren_rust 0.1.3 [INFO] finished tweaking crates.io crate wren_rust 0.1.3 [INFO] tweaked toml for crates.io crate wren_rust 0.1.3 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "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] 68feec6cc6d674e2d1626ab652ed7979b50b5a079c143bdfb7a50fbc3b3b55f2 [INFO] running `Command { std: "docker" "start" "-a" "68feec6cc6d674e2d1626ab652ed7979b50b5a079c143bdfb7a50fbc3b3b55f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "68feec6cc6d674e2d1626ab652ed7979b50b5a079c143bdfb7a50fbc3b3b55f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68feec6cc6d674e2d1626ab652ed7979b50b5a079c143bdfb7a50fbc3b3b55f2", kill_on_drop: false }` [INFO] [stdout] 68feec6cc6d674e2d1626ab652ed7979b50b5a079c143bdfb7a50fbc3b3b55f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0c92fe5068551f468f23a633298ad8ff0c5f9f749073bc164b4a66b52898da57 [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" "0c92fe5068551f468f23a633298ad8ff0c5f9f749073bc164b4a66b52898da57", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling wren_rust v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `wren_rust v0.1.3 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/wren_rust-1bada7a09744d83e/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] make[1]: Entering directory '/opt/rustwide/workdir/wren' [INFO] [stderr] cc src/optional/wren_opt_meta.c -O0 -DDEBUG -g -std=c99 -fPIC [INFO] [stderr] make[1]: Leaving directory '/opt/rustwide/workdir/wren' [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] mkdir: cannot create directory 'build': Read-only file system [INFO] [stderr] make[1]: *** [util/wren.mk:200: build/debug/optional/wren_opt_meta.o] Error 1 [INFO] [stderr] make: *** [Makefile:20: debug] Error 2 [INFO] [stderr] thread 'main' panicked at 'assertion failed: status.unwrap().success()', build.rs:8:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x557a9411dc70 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3 [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x557a9411dc70 - std::backtrace_rs::backtrace::trace_unsynchronized::h881b9d30a8a89a0c [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x557a9411dc70 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x557a9411dc70 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x557a9413a9ac - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/core/src/fmt/mod.rs:1076:17 [INFO] [stderr] 5: 0x557a9411b992 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/io/mod.rs:1516:15 [INFO] [stderr] 6: 0x557a9411fdd5 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x557a9411fdd5 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x557a9411fdd5 - std::panicking::default_hook::{{closure}}::h8d48653392f3b04c [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x557a9411fa78 - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x557a94120511 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/panicking.rs:593:17 [INFO] [stderr] 11: 0x557a94107d0a - std::panicking::begin_panic::{{closure}}::h9306a2954c1e925a [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/panicking.rs:522:9 [INFO] [stderr] 12: 0x557a94103528 - std::sys_common::backtrace::__rust_end_short_backtrace::h050bd5e5f837757d [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x557a94107c47 - std::panicking::begin_panic::h9c86065e4776cb4e [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/panicking.rs:521:12 [INFO] [stderr] 14: 0x557a94102d8d - build_script_build::make_debug::hcdef63ceb57225c3 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:8:5 [INFO] [stderr] 15: 0x557a94102f18 - build_script_build::main::ha5a73781e2044106 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:27:5 [INFO] [stderr] 16: 0x557a9410396b - core::ops::function::FnOnce::call_once::h0b9582f3f91ff3a2 [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 17: 0x557a9410355e - std::sys_common::backtrace::__rust_begin_short_backtrace::h693ad844927f6059 [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 18: 0x557a94106d61 - std::rt::lang_start::{{closure}}::h9f0044b1295b1b9e [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/rt.rs:66:18 [INFO] [stderr] 19: 0x557a94120937 - core::ops::function::impls:: for &F>::call_once::h3f3ba5d1e0ce8d49 [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 20: 0x557a94120937 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/panicking.rs:381:40 [INFO] [stderr] 21: 0x557a94120937 - std::panicking::try::hcc68eba0f7d51b82 [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/panicking.rs:345:19 [INFO] [stderr] 22: 0x557a94120937 - std::panic::catch_unwind::h2e8cfcfcf4f9eb6d [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/panic.rs:382:14 [INFO] [stderr] 23: 0x557a94120937 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/rt.rs:51:25 [INFO] [stderr] 24: 0x557a94106d37 - std::rt::lang_start::h0efe8d100a85cc75 [INFO] [stderr] at /rustc/0dce3f606e05cffab7361c132a399d3550ab0df8/library/std/src/rt.rs:65:5 [INFO] [stderr] 25: 0x557a941030ca - main [INFO] [stderr] 26: 0x7f37c125d0b3 - __libc_start_main [INFO] [stderr] 27: 0x557a9410109e - _start [INFO] [stderr] 28: 0x0 - [INFO] running `Command { std: "docker" "inspect" "0c92fe5068551f468f23a633298ad8ff0c5f9f749073bc164b4a66b52898da57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c92fe5068551f468f23a633298ad8ff0c5f9f749073bc164b4a66b52898da57", kill_on_drop: false }` [INFO] [stdout] 0c92fe5068551f468f23a633298ad8ff0c5f9f749073bc164b4a66b52898da57