[INFO] fetching crate wren_rust 0.1.3... [INFO] checking wren_rust-0.1.3 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863 [INFO] extracting crate wren_rust 0.1.3 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate wren_rust 0.1.3 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "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-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 860b5afb2487efda88d8d6b218bb70c2a557df04f1481ffcbc0bf43d8a3fdc6a [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" "860b5afb2487efda88d8d6b218bb70c2a557df04f1481ffcbc0bf43d8a3fdc6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "860b5afb2487efda88d8d6b218bb70c2a557df04f1481ffcbc0bf43d8a3fdc6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "860b5afb2487efda88d8d6b218bb70c2a557df04f1481ffcbc0bf43d8a3fdc6a", kill_on_drop: false }` [INFO] [stdout] 860b5afb2487efda88d8d6b218bb70c2a557df04f1481ffcbc0bf43d8a3fdc6a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6972f9773747ec15384bd4e9d750abd259d78e5787faf791a5412701ee047cb9 [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" "6972f9773747ec15384bd4e9d750abd259d78e5787faf791a5412701ee047cb9", kill_on_drop: false }` [INFO] [stderr] Compiling wren_rust v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Checking lazy_static v0.2.11 [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-61d774a0adb6a287/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: 0x5574dec6e270 - std::backtrace_rs::backtrace::libunwind::trace::hb4de9797f80b7b8c [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x5574dec6e270 - std::backtrace_rs::backtrace::trace_unsynchronized::h59566d0bd20efff7 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5574dec6e270 - std::sys_common::backtrace::_print_fmt::hcfa5ce6be50275d4 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5574dec6e270 - ::fmt::hd8c307a38b9bab04 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5574dec8863c - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/core/src/fmt/mod.rs:1096:17 [INFO] [stderr] 5: 0x5574dec6bd32 - std::io::Write::write_fmt::hab90295d5a0f197d [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/io/mod.rs:1568:15 [INFO] [stderr] 6: 0x5574dec6fec5 - std::sys_common::backtrace::_print::h19224910b8700cf1 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5574dec6fec5 - std::sys_common::backtrace::print::h25dedfa68c5fb84a [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5574dec6fec5 - std::panicking::default_hook::{{closure}}::h12c5765653a72a42 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5574dec6fa23 - std::panicking::default_hook::he65cee71c4209f0c [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5574dec70661 - std::panicking::rust_panic_with_hook::h01a674d863fe0d8a [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x5574dec70177 - std::panicking::begin_panic_handler::{{closure}}::h9b9fecf185178864 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:495:13 [INFO] [stderr] 12: 0x5574dec6e70c - std::sys_common::backtrace::__rust_end_short_backtrace::h57be46a42dc7f24b [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5574dec70109 - rust_begin_unwind [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x5574dec87a11 - core::panicking::panic_fmt::h20225113c4a2f8fd [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x5574dec8795d - core::panicking::panic::h35b77276aa4b0c12 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/core/src/panicking.rs:50:5 [INFO] [stderr] 16: 0x5574dec52a1c - build_script_build::make_debug::h0f1069a2348afc40 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:8:5 [INFO] [stderr] 17: 0x5574dec52bc8 - build_script_build::main::hef809428bba5c4ca [INFO] [stderr] at /opt/rustwide/workdir/build.rs:27:5 [INFO] [stderr] 18: 0x5574dec4df1b - core::ops::function::FnOnce::call_once::hcb1e9f51f9a088b1 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x5574dec4da6e - std::sys_common::backtrace::__rust_begin_short_backtrace::hdeb3dcc36a1b2c0e [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x5574dec4f591 - std::rt::lang_start::{{closure}}::h3d2763fa5dddd31e [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x5574dec70a87 - core::ops::function::impls:: for &F>::call_once::h2c4fd7d4128112a8 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x5574dec70a87 - std::panicking::try::do_call::h41fb7dbbbe7bece6 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x5574dec70a87 - std::panicking::try::hd38008ccba72bce1 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x5574dec70a87 - std::panic::catch_unwind::h057e765cd60f2d13 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x5574dec70a87 - std::rt::lang_start_internal::hdb9d0b9d2cdcda8b [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x5574dec4f567 - std::rt::lang_start::h1e6afc52f5edcb68 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x5574dec52d6a - main [INFO] [stderr] 28: 0x7fbf83d020b3 - __libc_start_main [INFO] [stderr] 29: 0x5574dec4c09e - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "6972f9773747ec15384bd4e9d750abd259d78e5787faf791a5412701ee047cb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6972f9773747ec15384bd4e9d750abd259d78e5787faf791a5412701ee047cb9", kill_on_drop: false }` [INFO] [stdout] 6972f9773747ec15384bd4e9d750abd259d78e5787faf791a5412701ee047cb9