[INFO] cloning repository https://github.com/ojhunt/circuits [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ojhunt/circuits" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fojhunt%2Fcircuits", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fojhunt%2Fcircuits'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ae4b4558583c77da5a13b67dd10e304618aca6c1 [INFO] building ojhunt/circuits against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fojhunt%2Fcircuits" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ojhunt/circuits on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ojhunt/circuits [INFO] removed 1 missing examples [INFO] finished tweaking git repo https://github.com/ojhunt/circuits [INFO] tweaked toml for git repo https://github.com/ojhunt/circuits written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ojhunt/circuits already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lalrpop-util v0.17.2 [INFO] [stderr] Downloaded lalrpop v0.17.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 589f26d09b37535da088fb7ea79d2abbb4bec2895f1696ad487bddcd6ccad85a [INFO] running `Command { std: "docker" "start" "-a" "589f26d09b37535da088fb7ea79d2abbb4bec2895f1696ad487bddcd6ccad85a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "589f26d09b37535da088fb7ea79d2abbb4bec2895f1696ad487bddcd6ccad85a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "589f26d09b37535da088fb7ea79d2abbb4bec2895f1696ad487bddcd6ccad85a", kill_on_drop: false }` [INFO] [stdout] 589f26d09b37535da088fb7ea79d2abbb4bec2895f1696ad487bddcd6ccad85a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5bf3801940070813b1b32a12575916fd6a799ee8a53de8e495fd13917db70cc7 [INFO] running `Command { std: "docker" "start" "-a" "5bf3801940070813b1b32a12575916fd6a799ee8a53de8e495fd13917db70cc7", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling proc-macro2 v1.0.4 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling block-padding v0.1.4 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling strsim v0.9.2 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Compiling ena v0.13.1 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling lalrpop-util v0.17.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.2 [INFO] [stderr] Compiling waffle_sim v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `waffle_sim v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/waffle_sim-6e908ac6efa9fc41/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `./src/parser/circuit_parser.lalrpop` [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' panicked at build.rs:7:10: [INFO] [stderr] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5d7fe1fa22f2 - std::backtrace_rs::backtrace::libunwind::trace::hcb6a66c13aa65d79 [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x5d7fe1fa22f2 - std::backtrace_rs::backtrace::trace_unsynchronized::h7ae58379d02365d0 [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x5d7fe1fa22f2 - std::sys::backtrace::_print_fmt::h5d7f36ef7b7cb607 [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x5d7fe1fa22f2 - ::fmt::hd5e1ffc3de98c70a [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x5d7fe1fc33b3 - core::fmt::rt::Argument::fmt::h7e5762a8131dee0a [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x5d7fe1fc33b3 - core::fmt::write::h643e7d8d9d70854c [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/core/src/fmt/mod.rs:1460:25 [INFO] [stderr] 6: 0x5d7fe1f9f573 - std::io::default_write_fmt::h8feacd2daaf83243 [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x5d7fe1f9f573 - std::io::Write::write_fmt::h89b0a221a48ef281 [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/io/mod.rs:1914:13 [INFO] [stderr] 8: 0x5d7fe1fa2142 - std::sys::backtrace::BacktraceLock::print::hb158b12d99da4adf [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x5d7fe1fa3472 - std::panicking::default_hook::{{closure}}::h6b01193c2080a17e [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/panicking.rs:300:27 [INFO] [stderr] 10: 0x5d7fe1fa3275 - std::panicking::default_hook::h6cc4d6d203f8e2e0 [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/panicking.rs:327:9 [INFO] [stderr] 11: 0x5d7fe1fa3e52 - std::panicking::rust_panic_with_hook::h0ddb63107fad990c [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/panicking.rs:833:13 [INFO] [stderr] 12: 0x5d7fe1fa3bda - std::panicking::begin_panic_handler::{{closure}}::hca7c49f74e0f4fda [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/panicking.rs:706:13 [INFO] [stderr] 13: 0x5d7fe1fa27e9 - std::sys::backtrace::__rust_end_short_backtrace::h44e17a5900145607 [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/sys/backtrace.rs:168:18 [INFO] [stderr] 14: 0x5d7fe1fa386d - __rustc[3e61c14cc1fc55f4]::rust_begin_unwind [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/panicking.rs:697:5 [INFO] [stderr] 15: 0x5d7fe1fc1b10 - core::panicking::panic_fmt::h11222ec42a9d1743 [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/core/src/panicking.rs:75:14 [INFO] [stderr] 16: 0x5d7fe1fc1f76 - core::result::unwrap_failed::h53f1fdfd5aa58dbd [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/core/src/result.rs:1761:5 [INFO] [stderr] 17: 0x5d7fe1a1545e - build_script_build::main::hf39b19dcc597a0bc [INFO] [stderr] 18: 0x5d7fe1a15113 - core::ops::function::FnOnce::call_once::hb2bf4d83b1de3e58 [INFO] [stderr] 19: 0x5d7fe1a150b6 - std::sys::backtrace::__rust_begin_short_backtrace::h3c69625985055706 [INFO] [stderr] 20: 0x5d7fe1a15099 - std::rt::lang_start::{{closure}}::hfd9c9db426738cff [INFO] [stderr] 21: 0x5d7fe1f99e80 - core::ops::function::impls:: for &F>::call_once::hb8292cd14118a4be [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/core/src/ops/function.rs:284:21 [INFO] [stderr] 22: 0x5d7fe1f99e80 - std::panicking::catch_unwind::do_call::hdf0d059b4e7fb752 [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/panicking.rs:589:40 [INFO] [stderr] 23: 0x5d7fe1f99e80 - std::panicking::catch_unwind::h08929b1a143c72c2 [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/panicking.rs:552:19 [INFO] [stderr] 24: 0x5d7fe1f99e80 - std::panic::catch_unwind::hf7681936c4559ffe [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/panic.rs:359:14 [INFO] [stderr] 25: 0x5d7fe1f99e80 - std::rt::lang_start_internal::{{closure}}::h6e7a6cb55c4a70b7 [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/rt.rs:175:24 [INFO] [stderr] 26: 0x5d7fe1f99e80 - std::panicking::catch_unwind::do_call::h212fecc78026b78a [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/panicking.rs:589:40 [INFO] [stderr] 27: 0x5d7fe1f99e80 - std::panicking::catch_unwind::h365af9254305778a [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/panicking.rs:552:19 [INFO] [stderr] 28: 0x5d7fe1f99e80 - std::panic::catch_unwind::h8f72ff62b89e6569 [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/panic.rs:359:14 [INFO] [stderr] 29: 0x5d7fe1f99e80 - std::rt::lang_start_internal::h06c58908e044d91b [INFO] [stderr] at /rustc/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/library/std/src/rt.rs:171:5 [INFO] [stderr] 30: 0x5d7fe1a15081 - std::rt::lang_start::hb88f06d3e75f92ab [INFO] [stderr] 31: 0x5d7fe1a154e5 - main [INFO] [stderr] 32: 0x7682d85991ca - [INFO] [stderr] 33: 0x7682d859928b - __libc_start_main [INFO] [stderr] 34: 0x5d7fe1a14f95 - _start [INFO] [stderr] 35: 0x0 - [INFO] running `Command { std: "docker" "inspect" "5bf3801940070813b1b32a12575916fd6a799ee8a53de8e495fd13917db70cc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bf3801940070813b1b32a12575916fd6a799ee8a53de8e495fd13917db70cc7", kill_on_drop: false }` [INFO] [stdout] 5bf3801940070813b1b32a12575916fd6a799ee8a53de8e495fd13917db70cc7