[INFO] cloning repository https://github.com/oconnor0/roc-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oconnor0/roc-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foconnor0%2Froc-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foconnor0%2Froc-lang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 661e7bcae292f10f4dab02a9e05fcb898ee3c434 [INFO] checking oconnor0/roc-lang against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foconnor0%2Froc-lang" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/oconnor0/roc-lang on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/oconnor0/roc-lang [INFO] finished tweaking git repo https://github.com/oconnor0/roc-lang [INFO] tweaked toml for git repo https://github.com/oconnor0/roc-lang written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/oconnor0/roc-lang already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded petgraph v0.4.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e14a47a2b195997ad23e2cb8e10980ed6e08cbfff213c2bf453f78edb297ca4e [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" "e14a47a2b195997ad23e2cb8e10980ed6e08cbfff213c2bf453f78edb297ca4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e14a47a2b195997ad23e2cb8e10980ed6e08cbfff213c2bf453f78edb297ca4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e14a47a2b195997ad23e2cb8e10980ed6e08cbfff213c2bf453f78edb297ca4e", kill_on_drop: false }` [INFO] [stdout] e14a47a2b195997ad23e2cb8e10980ed6e08cbfff213c2bf453f78edb297ca4e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] eddfecda9a3e1398a11a9d9dc2c9f0a282fdddf118471410fc7c8c942ed9214d [INFO] running `Command { std: "docker" "start" "-a" "eddfecda9a3e1398a11a9d9dc2c9f0a282fdddf118471410fc7c8c942ed9214d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.24 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling lazy_static v0.2.8 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.4.1 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling bit-vec v0.4.4 [INFO] [stderr] Compiling fixedbitset v0.1.6 [INFO] [stderr] Compiling ordermap v0.2.10 [INFO] [stderr] Compiling either v1.1.0 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling lalrpop-util v0.13.1 [INFO] [stderr] Compiling diff v0.1.10 [INFO] [stderr] Compiling lalrpop-intern v0.13.1 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling ena v0.5.0 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling itertools v0.5.10 [INFO] [stderr] Compiling bit-set v0.4.0 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling petgraph v0.4.5 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling ascii-canvas v1.0.0 [INFO] [stderr] Compiling aho-corasick v0.6.3 [INFO] [stderr] Compiling atty v0.1.2 [INFO] [stderr] Checking regex v0.2.2 [INFO] [stderr] Compiling docopt v0.7.0 [INFO] [stderr] Compiling lalrpop-snap v0.13.1 [INFO] [stderr] Compiling lalrpop v0.13.1 [INFO] [stderr] error: failed to run custom build command for `lalrpop v0.13.1` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/lalrpop-d6c9b225526e1c6d/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-0.13.1/src/parser/lrgrammar.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" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-0.13.1/build.rs:4:34 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x555eefeec7f5 - backtrace::backtrace::libunwind::trace::hdc42e81315d2a69f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x555eefeec7f5 - backtrace::backtrace::trace_unsynchronized::hc9edcf4d4fb0b42d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x555eefeec7f5 - std::sys_common::backtrace::_print_fmt::hb93b171b1042fa52 [INFO] [stderr] at library/std/src/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x555eefeec7f5 - ::fmt::h589f1bf1cf74dd71 [INFO] [stderr] at library/std/src/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x555eeff0fe5c - core::fmt::write::h3a043650ba7bf668 [INFO] [stderr] at library/core/src/fmt/mod.rs:1117 [INFO] [stderr] 5: 0x555eefee98f2 - std::io::Write::write_fmt::hbbad3ca30e02a58a [INFO] [stderr] at library/std/src/io/mod.rs:1510 [INFO] [stderr] 6: 0x555eefeeecb0 - std::sys_common::backtrace::_print::h96b2d71887f0b186 [INFO] [stderr] at library/std/src/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x555eefeeecb0 - std::sys_common::backtrace::print::h6cd6e92e674a16a4 [INFO] [stderr] at library/std/src/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x555eefeeecb0 - std::panicking::default_hook::{{closure}}::h76820e280a7c9f14 [INFO] [stderr] at library/std/src/panicking.rs:198 [INFO] [stderr] 9: 0x555eefeee9fc - std::panicking::default_hook::h3c589b4200c4e9d0 [INFO] [stderr] at library/std/src/panicking.rs:217 [INFO] [stderr] 10: 0x555eefeef2f3 - std::panicking::rust_panic_with_hook::h99205632f2cac760 [INFO] [stderr] at library/std/src/panicking.rs:526 [INFO] [stderr] 11: 0x555eefeeeeeb - rust_begin_unwind [INFO] [stderr] at library/std/src/panicking.rs:437 [INFO] [stderr] 12: 0x555eeff0e511 - core::panicking::panic_fmt::h019ad16a92ccd092 [INFO] [stderr] at library/core/src/panicking.rs:85 [INFO] [stderr] 13: 0x555eeff0e333 - core::option::expect_none_failed::h7135ba2fdb185931 [INFO] [stderr] at library/core/src/option.rs:1273 [INFO] [stderr] 14: 0x555eef76c2f3 - core::result::Result::unwrap::h084a22dc1942103e [INFO] [stderr] at /rustc/d990716b6a1fdde1300748828a9c9e79dfd0b898/library/core/src/result.rs:1005 [INFO] [stderr] 15: 0x555eef76c6cd - build_script_build::main::hed4f60f155870de4 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-0.13.1/build.rs:4 [INFO] [stderr] 16: 0x555eef76c5bb - std::rt::lang_start::{{closure}}::h907b7f1d37286fb0 [INFO] [stderr] at /rustc/d990716b6a1fdde1300748828a9c9e79dfd0b898/library/std/src/rt.rs:67 [INFO] [stderr] 17: 0x555eefeef6c3 - std::rt::lang_start_internal::{{closure}}::hb14aa68a79b4eb09 [INFO] [stderr] at library/std/src/rt.rs:52 [INFO] [stderr] 18: 0x555eefeef6c3 - std::panicking::try::do_call::haffb1227d43d77f1 [INFO] [stderr] at library/std/src/panicking.rs:348 [INFO] [stderr] 19: 0x555eefeef6c3 - std::panicking::try::hc085bbb3f48e6fb0 [INFO] [stderr] at library/std/src/panicking.rs:325 [INFO] [stderr] 20: 0x555eefeef6c3 - std::panic::catch_unwind::h0d91c438fed06f5e [INFO] [stderr] at library/std/src/panic.rs:394 [INFO] [stderr] 21: 0x555eefeef6c3 - std::rt::lang_start_internal::h9a2f79aa5e187e95 [INFO] [stderr] at library/std/src/rt.rs:51 [INFO] [stderr] 22: 0x555eef76c597 - std::rt::lang_start::h4b2f7890672d02ed [INFO] [stderr] at /rustc/d990716b6a1fdde1300748828a9c9e79dfd0b898/library/std/src/rt.rs:67 [INFO] [stderr] 23: 0x555eef76c70a - main [INFO] [stderr] 24: 0x7fb1c60360b3 - __libc_start_main [INFO] [stderr] 25: 0x555eef76c19e - _start [INFO] [stderr] 26: 0x0 - [INFO] running `Command { std: "docker" "inspect" "eddfecda9a3e1398a11a9d9dc2c9f0a282fdddf118471410fc7c8c942ed9214d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eddfecda9a3e1398a11a9d9dc2c9f0a282fdddf118471410fc7c8c942ed9214d", kill_on_drop: false }` [INFO] [stdout] eddfecda9a3e1398a11a9d9dc2c9f0a282fdddf118471410fc7c8c942ed9214d