[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] checking ojhunt/circuits against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fojhunt%2Fcircuits" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ojhunt/circuits on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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-8/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: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7b8f5e922a50e1916993b2f9ed813643288fdd7e7e572f933d5c779555c2e3b1 [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" "7b8f5e922a50e1916993b2f9ed813643288fdd7e7e572f933d5c779555c2e3b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b8f5e922a50e1916993b2f9ed813643288fdd7e7e572f933d5c779555c2e3b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b8f5e922a50e1916993b2f9ed813643288fdd7e7e572f933d5c779555c2e3b1", kill_on_drop: false }` [INFO] [stdout] 7b8f5e922a50e1916993b2f9ed813643288fdd7e7e572f933d5c779555c2e3b1 [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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d14edeebd4865eb0487088e21eda4366cfa438caacfc576c4aea680359c0d4be [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" "d14edeebd4865eb0487088e21eda4366cfa438caacfc576c4aea680359c0d4be", 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 memchr v2.2.1 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling strsim v0.9.2 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling lalrpop-util v0.17.2 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling block-padding v0.1.4 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [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 ena v0.13.1 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling serde 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] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/waffle_sim-baea7b4180ae8b01/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `./src/parser/circuit_parser.lalrpop` [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:7:10 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55d131e52ae7 - std::backtrace_rs::backtrace::libunwind::trace::h8bc78f7bc1f75bdb [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55d131e52ae7 - std::backtrace_rs::backtrace::trace_unsynchronized::ha4c961c9576f95ba [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55d131e52ae7 - std::sys_common::backtrace::_print_fmt::hc20cfdc233d6eb02 [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55d131e52ae7 - ::fmt::h04bea14549780a0f [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55d131e6f98c - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/fmt/mod.rs:1096:17 [INFO] [stderr] 5: 0x55d131e4f8c2 - std::io::Write::write_fmt::h55dd75636eef6a5c [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/io/mod.rs:1568:15 [INFO] [stderr] 6: 0x55d131e54a85 - std::sys_common::backtrace::_print::h6439e8525077c7da [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55d131e54a85 - std::sys_common::backtrace::print::h02b685f728ce3931 [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55d131e54a85 - std::panicking::default_hook::{{closure}}::h7c29625065fafae1 [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55d131e545e3 - std::panicking::default_hook::hba441710bb71f4d5 [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55d131e55221 - std::panicking::rust_panic_with_hook::ha936eb00e51bc4d9 [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55d131e54d67 - std::panicking::begin_panic_handler::{{closure}}::hcd15140e0238536e [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55d131e52fac - std::sys_common::backtrace::__rust_end_short_backtrace::hb13a021bb64823a1 [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55d131e54cc9 - rust_begin_unwind [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55d131e6e071 - core::panicking::panic_fmt::h20225113c4a2f8fd [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55d131e6de93 - core::option::expect_none_failed::hc6d6d4cea4fdc285 [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/option.rs:1266:5 [INFO] [stderr] 16: 0x55d1315bf383 - core::result::Result::unwrap::hf7d06d317b703694 [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/result.rs:969:23 [INFO] [stderr] 17: 0x55d1315bf445 - build_script_build::main::h165912eea24be925 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4:5 [INFO] [stderr] 18: 0x55d1315bf2cb - core::ops::function::FnOnce::call_once::hc597e8bde1d75882 [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55d1315bf22e - std::sys_common::backtrace::__rust_begin_short_backtrace::h76e67d1a1f482a5a [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55d1315bf201 - std::rt::lang_start::{{closure}}::h400f510b04d7b6f4 [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x55d131e55647 - core::ops::function::impls:: for &F>::call_once::h7c92107c3c98a949 [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55d131e55647 - std::panicking::try::do_call::h7454c57e8fbf0cc1 [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x55d131e55647 - std::panicking::try::he71cdc15ed83b5ec [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x55d131e55647 - std::panic::catch_unwind::hfc08ddb043e6e18c [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x55d131e55647 - std::rt::lang_start_internal::he4958117ec6901fd [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x55d1315bf1d7 - std::rt::lang_start::h0f03a488d911d828 [INFO] [stderr] at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x55d1315bf4ba - main [INFO] [stderr] 28: 0x7ff4d17440b3 - __libc_start_main [INFO] [stderr] 29: 0x55d1315bf0ce - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "d14edeebd4865eb0487088e21eda4366cfa438caacfc576c4aea680359c0d4be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d14edeebd4865eb0487088e21eda4366cfa438caacfc576c4aea680359c0d4be", kill_on_drop: false }` [INFO] [stdout] d14edeebd4865eb0487088e21eda4366cfa438caacfc576c4aea680359c0d4be