[INFO] fetching crate wren_rust 0.1.3... [INFO] checking wren_rust-0.1.3 against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104 [INFO] extracting crate wren_rust 0.1.3 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate wren_rust 0.1.3 on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "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-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 030d095e977297f37a03e3df1132f5e8de19db502158a6e6721b494f6504672a [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" "030d095e977297f37a03e3df1132f5e8de19db502158a6e6721b494f6504672a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "030d095e977297f37a03e3df1132f5e8de19db502158a6e6721b494f6504672a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "030d095e977297f37a03e3df1132f5e8de19db502158a6e6721b494f6504672a", kill_on_drop: false }` [INFO] [stdout] 030d095e977297f37a03e3df1132f5e8de19db502158a6e6721b494f6504672a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c6eed2e29eb665bd839d765f2a93186d8d33741239e42815a043d6ea467caeda [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" "c6eed2e29eb665bd839d765f2a93186d8d33741239e42815a043d6ea467caeda", 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] 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-376b66427b44c19e/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: 0x5591be253dc0 - std::backtrace_rs::backtrace::libunwind::trace::h14e81b0c16b543a7 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x5591be253dc0 - std::backtrace_rs::backtrace::trace_unsynchronized::hc9e39e172835ff32 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5591be253dc0 - std::sys_common::backtrace::_print_fmt::h31994df1c8c77b8f [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x5591be253dc0 - ::fmt::he74e98acff43ec99 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x5591be270aac - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x5591be251fb7 - std::io::Write::write_fmt::hea6289e6649ff508 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/io/mod.rs:1517 [INFO] [stderr] 6: 0x5591be255ed0 - std::sys_common::backtrace::_print::h8cc65937fea24014 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x5591be255ed0 - std::sys_common::backtrace::print::hff6a0ebb96535e34 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x5591be255ed0 - std::panicking::default_hook::{{closure}}::h71b9700c5dda1b1d [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x5591be255c1c - std::panicking::default_hook::h0c46e634c06c69b6 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x5591be256533 - std::panicking::rust_panic_with_hook::he52576a0c2093334 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x5591be23dd08 - std::panicking::begin_panic::{{closure}}::hb633b196731d1702 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/panicking.rs:506 [INFO] [stderr] 12: 0x5591be239178 - std::sys_common::backtrace::__rust_end_short_backtrace::h5b10bb900f10568e [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x5591be23dc33 - std::panicking::begin_panic::h97c1f84d10c87d3c [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/panicking.rs:505 [INFO] [stderr] 14: 0x5591be238dba - build_script_build::make_debug::h9eb558d6a5d4d56a [INFO] [stderr] at /opt/rustwide/workdir/build.rs:8 [INFO] [stderr] 15: 0x5591be238f67 - build_script_build::main::hbcaad92f757bc387 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:27 [INFO] [stderr] 16: 0x5591be239adb - core::ops::function::FnOnce::call_once::hf2da9fa976d215c6 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/core/src/ops/function.rs:227 [INFO] [stderr] 17: 0x5591be2391ae - std::sys_common::backtrace::__rust_begin_short_backtrace::h48f968e990e851ad [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 18: 0x5591be23d4a1 - std::rt::lang_start::{{closure}}::h76b1e6e9e5bd3c14 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/rt.rs:66 [INFO] [stderr] 19: 0x5591be256931 - core::ops::function::impls:: for &F>::call_once::h009d20b8a620bf60 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/core/src/ops/function.rs:259 [INFO] [stderr] 20: 0x5591be256931 - std::panicking::try::do_call::h09431c39e2107c90 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/panicking.rs:381 [INFO] [stderr] 21: 0x5591be256931 - std::panicking::try::he27cf60b958af343 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/panicking.rs:345 [INFO] [stderr] 22: 0x5591be256931 - std::panic::catch_unwind::h7b646b0041dc5591 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/panic.rs:382 [INFO] [stderr] 23: 0x5591be256931 - std::rt::lang_start_internal::hdad6c98af1e4747e [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/rt.rs:51 [INFO] [stderr] 24: 0x5591be23d477 - std::rt::lang_start::h96e59936f35b8c66 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/rt.rs:65 [INFO] [stderr] 25: 0x5591be2390fa - main [INFO] [stderr] 26: 0x7f73f9ee00b3 - __libc_start_main [INFO] [stderr] 27: 0x5591be23709e - _start [INFO] [stderr] 28: 0x0 - [INFO] running `Command { std: "docker" "inspect" "c6eed2e29eb665bd839d765f2a93186d8d33741239e42815a043d6ea467caeda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6eed2e29eb665bd839d765f2a93186d8d33741239e42815a043d6ea467caeda", kill_on_drop: false }` [INFO] [stdout] c6eed2e29eb665bd839d765f2a93186d8d33741239e42815a043d6ea467caeda