[INFO] updating cached repository https://github.com/nanotech/dhall-rs [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5408abbbabd066f9ffbe030f9f0205dc56e5161c [INFO] checking nanotech/dhall-rs against master#e2223c94bf433fc38234d1303e88cbaf14755863 for pr-69548 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanotech%2Fdhall-rs" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nanotech/dhall-rs on toolchain e2223c94bf433fc38234d1303e88cbaf14755863 [INFO] running `"/workspace/cargo-home/bin/cargo" "+e2223c94bf433fc38234d1303e88cbaf14755863" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/nanotech/dhall-rs [INFO] finished tweaking git repo https://github.com/nanotech/dhall-rs [INFO] tweaked toml for git repo https://github.com/nanotech/dhall-rs written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/nanotech/dhall-rs already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e2223c94bf433fc38234d1303e88cbaf14755863" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+e2223c94bf433fc38234d1303e88cbaf14755863" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 95e2910c4139866034396654cdac30e542c4c410a71e6d3c0e141a34d33be035 [INFO] running `"docker" "start" "-a" "95e2910c4139866034396654cdac30e542c4c410a71e6d3c0e141a34d33be035"` [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling either v1.1.0 [INFO] [stderr] Compiling fixedbitset v0.1.7 [INFO] [stderr] Compiling diff v0.1.10 [INFO] [stderr] Checking bytecount v0.5.1 [INFO] [stderr] Compiling nom v5.0.0 [INFO] [stderr] Checking term-painter v0.2.4 [INFO] [stderr] Compiling stackvector v1.0.6 [INFO] [stderr] Compiling lexical-core v0.4.2 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling serde_derive v1.0.94 [INFO] [stderr] Compiling serde v1.0.94 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.1 [INFO] [stderr] Compiling dhall v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `dhall v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/dhall-433654715d51ba91/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `./src/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:4:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x555b8cef4664 - backtrace::backtrace::libunwind::trace::h4ca49152e1f35005 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x555b8cef4664 - backtrace::backtrace::trace_unsynchronized::hc386219a292e35b7 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x555b8cef4664 - std::sys_common::backtrace::_print_fmt::hcc8e03acf0b4e191 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x555b8cef4664 - ::fmt::h6629260593428da6 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x555b8cf1397c - core::fmt::write::h33778cb9fc069ee9 [INFO] [stderr] at src/libcore/fmt/mod.rs:1053 [INFO] [stderr] 5: 0x555b8cef1ad7 - std::io::Write::write_fmt::ha24c398f7cbcf857 [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x555b8cef6b55 - std::sys_common::backtrace::_print::hc879c3241333a43c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x555b8cef6b55 - std::sys_common::backtrace::print::h20817dd43023ddb9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x555b8cef6b55 - std::panicking::default_hook::{{closure}}::h99b6ca83277c224a [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x555b8cef6897 - std::panicking::default_hook::hdf495aaeed5140cc [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x555b8cef7162 - std::panicking::rust_panic_with_hook::h455d273bc59e23f1 [INFO] [stderr] at src/libstd/panicking.rs:470 [INFO] [stderr] 11: 0x555b8cef6d4b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:378 [INFO] [stderr] 12: 0x555b8cf12061 - core::panicking::panic_fmt::h0849f966b68c6e85 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x555b8cf11e83 - core::option::expect_none_failed::h5687f4651d6b5cd6 [INFO] [stderr] at src/libcore/option.rs:1211 [INFO] [stderr] 14: 0x555b8c62f493 - core::result::Result::unwrap::h6b89878d2a4d6ccb [INFO] [stderr] at /rustc/e2223c94bf433fc38234d1303e88cbaf14755863/src/libcore/result.rs:1003 [INFO] [stderr] 15: 0x555b8c62f355 - build_script_build::main::ha36c8fe353e2c5e7 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4 [INFO] [stderr] 16: 0x555b8c62f41b - std::rt::lang_start::{{closure}}::h19ff1ce750e0f492 [INFO] [stderr] at /rustc/e2223c94bf433fc38234d1303e88cbaf14755863/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x555b8cef6c23 - std::rt::lang_start_internal::{{closure}}::hb57f5e2d13eee8db [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x555b8cef6c23 - std::panicking::try::do_call::h204ea578757a6ffa [INFO] [stderr] at src/libstd/panicking.rs:303 [INFO] [stderr] 19: 0x555b8cef9f37 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 20: 0x555b8cef7609 - std::panicking::try::hbdab64151e1c9d96 [INFO] [stderr] at src/libstd/panicking.rs:281 [INFO] [stderr] 21: 0x555b8cef7609 - std::panic::catch_unwind::h354b07ea6be5bfc8 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x555b8cef7609 - std::rt::lang_start_internal::h50f05845fa10b1fa [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x555b8c62f3f7 - std::rt::lang_start::he9bf3c2b39271141 [INFO] [stderr] at /rustc/e2223c94bf433fc38234d1303e88cbaf14755863/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x555b8c62f3aa - main [INFO] [stderr] 25: 0x7ff734cb9b97 - __libc_start_main [INFO] [stderr] 26: 0x555b8c62f13a - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "95e2910c4139866034396654cdac30e542c4c410a71e6d3c0e141a34d33be035"` [INFO] running `"docker" "rm" "-f" "95e2910c4139866034396654cdac30e542c4c410a71e6d3c0e141a34d33be035"` [INFO] [stdout] 95e2910c4139866034396654cdac30e542c4c410a71e6d3c0e141a34d33be035