[INFO] cloning repository https://github.com/math-fehr/lucyrs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/math-fehr/lucyrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmath-fehr%2Flucyrs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmath-fehr%2Flucyrs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c52eb048eead3318ae80a1a74235bb502dc1e678 [INFO] testing math-fehr/lucyrs against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmath-fehr%2Flucyrs" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/math-fehr/lucyrs on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/math-fehr/lucyrs [INFO] finished tweaking git repo https://github.com/math-fehr/lucyrs [INFO] tweaked toml for git repo https://github.com/math-fehr/lucyrs written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/math-fehr/lucyrs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: build [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ena v0.10.1 [INFO] [stderr] Downloaded lalrpop-util v0.16.1 [INFO] [stderr] Downloaded lalrpop v0.16.1 [INFO] [stderr] Downloaded bit-set v0.5.0 [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", 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] 2d31cdec0fdb7cbc335485e5e67f1c11906886b7756a0bb63a56911932d63255 [INFO] running `Command { std: "docker" "start" "-a" "2d31cdec0fdb7cbc335485e5e67f1c11906886b7756a0bb63a56911932d63255", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2d31cdec0fdb7cbc335485e5e67f1c11906886b7756a0bb63a56911932d63255", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d31cdec0fdb7cbc335485e5e67f1c11906886b7756a0bb63a56911932d63255", kill_on_drop: false }` [INFO] [stdout] 2d31cdec0fdb7cbc335485e5e67f1c11906886b7756a0bb63a56911932d63255 [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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 44a6156a09618b2972f21229f2029a6442817e040c3b636fac79f7ba5b6b68b2 [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" "44a6156a09618b2972f21229f2029a6442817e040c3b636fac79f7ba5b6b68b2", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: build [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v0.4.23 [INFO] [stderr] Compiling ucd-util v0.1.2 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling regex v1.0.6 [INFO] [stderr] Compiling byte-tools v0.3.0 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling bit-vec v0.5.0 [INFO] [stderr] Compiling opaque-debug v0.2.1 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling lalrpop-util v0.16.1 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Compiling ascii-canvas v1.0.0 [INFO] [stderr] Compiling itertools v0.7.8 [INFO] [stderr] Compiling block-padding v0.1.2 [INFO] [stderr] Compiling new_debug_unreachable v1.0.1 [INFO] [stderr] Compiling ena v0.10.1 [INFO] [stderr] Compiling regex-syntax v0.6.3 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling generic-array v0.12.0 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling bit-set v0.5.0 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling block-buffer v0.7.0 [INFO] [stderr] Compiling digest v0.8.0 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling syn v0.15.20 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling docopt v1.0.2 [INFO] [stderr] Compiling lalrpop v0.16.1 [INFO] [stderr] Compiling lucyrs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `lucyrs v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/lucyrs-d5f7439109e20900/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `/opt/rustwide/workdir/src/lucy/grammar.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: 0x55b00ab2cba5 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55b00ab2cba5 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55b00ab2cba5 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55b00ab2cba5 - ::fmt::hdb4a83d2b61107e5 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55b00ab5042c - core::fmt::write::ha20e7262fa3e8a7a [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x55b00ab29c92 - std::io::Write::write_fmt::h1aebfe8a5a79e36d [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x55b00ab2f060 - std::sys_common::backtrace::_print::h9c07314cc66ba539 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55b00ab2f060 - std::sys_common::backtrace::print::hd1fd65f49a2d8544 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55b00ab2f060 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55b00ab2edac - std::panicking::default_hook::hc5868949d129ed00 [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x55b00ab2f6a3 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x55b00ab2f29b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:437 [INFO] [stderr] 12: 0x55b00ab4eae1 - core::panicking::panic_fmt::h17139c2000299725 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x55b00ab4e903 - core::option::expect_none_failed::h972f96abb4ec8952 [INFO] [stderr] at src/libcore/option.rs:1269 [INFO] [stderr] 14: 0x55b00a32d2c3 - core::result::Result::unwrap::h90eafb26ae8a062d [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x55b00a32d6af - build_script_build::main::h1e5298931e5c96b1 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4 [INFO] [stderr] 16: 0x55b00a32d88b - std::rt::lang_start::{{closure}}::h7d38d25bc75f75ae [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x55b00ab2fa73 - std::rt::lang_start_internal::{{closure}}::h84a998219831fa70 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x55b00ab2fa73 - std::panicking::try::do_call::he8e1d689a3e26def [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 19: 0x55b00ab2fa73 - std::panicking::try::h264b6eebc2fa7bbf [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 20: 0x55b00ab2fa73 - std::panic::catch_unwind::hbf28fafa723b2128 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x55b00ab2fa73 - std::rt::lang_start_internal::he959aa59bc3ec202 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x55b00a32d867 - std::rt::lang_start::hd7ee56ddc88d8ed9 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x55b00a32d70a - main [INFO] [stderr] 24: 0x7fc6607e90b3 - __libc_start_main [INFO] [stderr] 25: 0x55b00a32d19e - _start [INFO] [stderr] 26: 0x0 - [INFO] running `Command { std: "docker" "inspect" "44a6156a09618b2972f21229f2029a6442817e040c3b636fac79f7ba5b6b68b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44a6156a09618b2972f21229f2029a6442817e040c3b636fac79f7ba5b6b68b2", kill_on_drop: false }` [INFO] [stdout] 44a6156a09618b2972f21229f2029a6442817e040c3b636fac79f7ba5b6b68b2