[INFO] fetching crate wren_rust 0.1.3... [INFO] checking wren_rust-0.1.3 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789 [INFO] extracting crate wren_rust 0.1.3 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate wren_rust 0.1.3 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e132c557d93ef306b6601818cbf4b0d9de7b3f5e36eb57138bd0ed2bafeed972 [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" "e132c557d93ef306b6601818cbf4b0d9de7b3f5e36eb57138bd0ed2bafeed972", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e132c557d93ef306b6601818cbf4b0d9de7b3f5e36eb57138bd0ed2bafeed972", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e132c557d93ef306b6601818cbf4b0d9de7b3f5e36eb57138bd0ed2bafeed972", kill_on_drop: false }` [INFO] [stdout] e132c557d93ef306b6601818cbf4b0d9de7b3f5e36eb57138bd0ed2bafeed972 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24f524e375139803f33e30f1253e8c934e233041c6125c7adc3545b86b2010cf [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" "24f524e375139803f33e30f1253e8c934e233041c6125c7adc3545b86b2010cf", kill_on_drop: false }` [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-a29f83f8531176bf/build-script-build` (exit status: 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: 0x561105230c70 - std::backtrace_rs::backtrace::libunwind::trace::hec7eaac9435d3512 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x561105230c70 - std::backtrace_rs::backtrace::trace_unsynchronized::h42791b8fa12b7daa [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x561105230c70 - std::sys_common::backtrace::_print_fmt::h3da3ebe04fb665a8 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x561105230c70 - ::fmt::he40bcdde3c4491cd [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x56110524e0af - core::fmt::write::h2c729149c08098ab [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x56110522f0e5 - std::io::Write::write_fmt::h28e0f2f58b8d7b7e [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/io/mod.rs:1580:15 [INFO] [stderr] 6: 0x56110523279b - std::sys_common::backtrace::_print::h7f0223b1e3d898fc [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x56110523279b - std::sys_common::backtrace::print::h58edd634a14c2d4c [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x56110523279b - std::panicking::default_hook::{{closure}}::h71657a7591430164 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x56110523227d - std::panicking::default_hook::hcdf4eb5db072c85b [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x561105232d4d - std::panicking::rust_panic_with_hook::hfb91e961ffb5b8e0 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x561105232917 - std::panicking::begin_panic_handler::{{closure}}::h984d540e84311150 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:495:13 [INFO] [stderr] 12: 0x56110523110c - std::sys_common::backtrace::__rust_end_short_backtrace::h32354258ff2aecd1 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5611052328a9 - rust_begin_unwind [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x561105217fe1 - core::panicking::panic_fmt::he3827412471ccbb1 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x561105217f2d - core::panicking::panic::hc9da14adaf11eba7 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/core/src/panicking.rs:50:5 [INFO] [stderr] 16: 0x56110521ae50 - build_script_build::make_debug::hf263817b960c1936 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:8:5 [INFO] [stderr] 17: 0x56110521afe9 - build_script_build::main::hba3ca41bf3f27a26 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:27:5 [INFO] [stderr] 18: 0x56110521cd0b - core::ops::function::FnOnce::call_once::h1f392f2d16baf2a8 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x56110521b29e - std::sys_common::backtrace::__rust_begin_short_backtrace::h3315a30584a2c36e [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x56110521a0a1 - std::rt::lang_start::{{closure}}::h12063ceb89901fc8 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x56110523314a - core::ops::function::impls:: for &F>::call_once::hd5953dadf0bc8f54 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x56110523314a - std::panicking::try::do_call::h23b369f1996fb7d4 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x56110523314a - std::panicking::try::he017ee9ed6bce192 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x56110523314a - std::panic::catch_unwind::hbfb892340a78b30d [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x56110523314a - std::rt::lang_start_internal::hce6e4c0ce56abb51 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x56110521a080 - std::rt::lang_start::h98a437d27143c5e3 [INFO] [stderr] at /rustc/7b3565da729099dbe807466fcd118fb2815986e0/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x56110521b19c - main [INFO] [stderr] 28: 0x7fa1b22740b3 - __libc_start_main [INFO] [stderr] 29: 0x5611052186de - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "24f524e375139803f33e30f1253e8c934e233041c6125c7adc3545b86b2010cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24f524e375139803f33e30f1253e8c934e233041c6125c7adc3545b86b2010cf", kill_on_drop: false }` [INFO] [stdout] 24f524e375139803f33e30f1253e8c934e233041c6125c7adc3545b86b2010cf