[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 try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1 [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 1a608893c03d7722effeb0058e82770bd36b4b3c [INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "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" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "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] c041bd5e7c2795eb6a00cd3bd9c0e5aa6c4e2ff66eca4cd020c864721cc2ec6c [INFO] running `"docker" "start" "-a" "c041bd5e7c2795eb6a00cd3bd9c0e5aa6c4e2ff66eca4cd020c864721cc2ec6c"` [INFO] [stderr] Compiling either v1.1.0 [INFO] [stderr] Compiling fixedbitset v0.1.7 [INFO] [stderr] Compiling lalrpop-util v0.17.1 [INFO] [stderr] Compiling diff v0.1.10 [INFO] [stderr] Checking bytecount v0.5.1 [INFO] [stderr] Compiling ena v0.13.0 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling serde v1.0.94 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Checking nom v5.0.0 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling string_cache v0.7.3 [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-6aa875fc897320da/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" }', src/libcore/result.rs:1189:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x560662f70624 - backtrace::backtrace::libunwind::trace::h3bbf4648c1ae426f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x560662f70624 - backtrace::backtrace::trace_unsynchronized::hd404207fbb521b80 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x560662f70624 - std::sys_common::backtrace::_print_fmt::ha5e9db2a4a7c3bf7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:84 [INFO] [stderr] 3: 0x560662f70624 - ::fmt::hb321702719701de2 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x560662f8f44c - core::fmt::write::ha0ad8457542de65a [INFO] [stderr] at src/libcore/fmt/mod.rs:1024 [INFO] [stderr] 5: 0x560662f6dca7 - std::io::Write::write_fmt::h08dcdb1643423f1b [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x560662f7269e - std::sys_common::backtrace::_print::h0dfeb7d775671ffd [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x560662f7269e - std::sys_common::backtrace::print::h82adacc4ae5cacef [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x560662f7269e - std::panicking::default_hook::{{closure}}::hf56d3392014022bc [INFO] [stderr] at src/libstd/panicking.rs:193 [INFO] [stderr] 9: 0x560662f72391 - std::panicking::default_hook::hafde2c03508207ee [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x560662f72d1b - std::panicking::rust_panic_with_hook::hc79891a9d857cb2e [INFO] [stderr] at src/libstd/panicking.rs:471 [INFO] [stderr] 11: 0x560662f728ce - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:375 [INFO] [stderr] 12: 0x560662f8be0e - core::panicking::panic_fmt::h211bc7c630ab4ac3 [INFO] [stderr] at src/libcore/panicking.rs:82 [INFO] [stderr] 13: 0x560662f8bf07 - core::result::unwrap_failed::h7441ab36c30b3645 [INFO] [stderr] at src/libcore/result.rs:1189 [INFO] [stderr] 14: 0x560662638778 - core::result::Result::unwrap::h123f06df86e44b49 [INFO] [stderr] at /rustc/1a608893c03d7722effeb0058e82770bd36b4b3c/src/libcore/result.rs:957 [INFO] [stderr] 15: 0x5606626382dd - build_script_build::main::hc71785388d461485 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4 [INFO] [stderr] 16: 0x5606626386c0 - std::rt::lang_start::{{closure}}::hf831293fcff6bc2e [INFO] [stderr] at /rustc/1a608893c03d7722effeb0058e82770bd36b4b3c/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x560662f72763 - std::rt::lang_start_internal::{{closure}}::hc8a0374623d6d364 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x560662f72763 - std::panicking::try::do_call::h538ebfedf05f5b5b [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 19: 0x560662f7570a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:78 [INFO] [stderr] 20: 0x560662f731b0 - std::panicking::try::hf03e102df78c485c [INFO] [stderr] at src/libstd/panicking.rs:270 [INFO] [stderr] 21: 0x560662f731b0 - std::panic::catch_unwind::hf039e184ab932a8b [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x560662f731b0 - std::rt::lang_start_internal::h97affefd274044ee [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x560662638699 - std::rt::lang_start::h1ddf798512a80f16 [INFO] [stderr] at /rustc/1a608893c03d7722effeb0058e82770bd36b4b3c/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x56066263833a - main [INFO] [stderr] 25: 0x7faabdd91b97 - __libc_start_main [INFO] [stderr] 26: 0x56066263810a - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "c041bd5e7c2795eb6a00cd3bd9c0e5aa6c4e2ff66eca4cd020c864721cc2ec6c"` [INFO] running `"docker" "rm" "-f" "c041bd5e7c2795eb6a00cd3bd9c0e5aa6c4e2ff66eca4cd020c864721cc2ec6c"` [INFO] [stdout] c041bd5e7c2795eb6a00cd3bd9c0e5aa6c4e2ff66eca4cd020c864721cc2ec6c