[INFO] updating cached repository https://github.com/aschuhardt/mud-server [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/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] 08cb1e7a7246751a47b4c9dde4d14bdfb0f0b2fb [INFO] checking aschuhardt/mud-server against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Faschuhardt%2Fmud-server" "work/builds/worker-7/source"` [INFO] [stderr] Cloning into 'work/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aschuhardt/mud-server on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/aschuhardt/mud-server [INFO] finished tweaking git repo https://github.com/aschuhardt/mud-server [INFO] tweaked toml for git repo https://github.com/aschuhardt/mud-server written to work/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/aschuhardt/mud-server already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Updating git repository `https://github.com/aschuhardt/mud_server_session.git` [INFO] [stderr] Updating git repository `https://github.com/aschuhardt/mud_engine.git` [INFO] [stderr] Updating git repository `https://github.com/aschuhardt/mud_request.git` [INFO] [stderr] Updating git repository `https://github.com/aschuhardt/mud_response.git` [INFO] [stderr] error: the lock file /mnt/big/crater/work/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Updating git repository `https://github.com/aschuhardt/mud_server_session.git` [INFO] [stderr] Updating git repository `https://github.com/aschuhardt/mud_engine.git` [INFO] [stderr] Updating git repository `https://github.com/aschuhardt/mud_request.git` [INFO] [stderr] Updating git repository `https://github.com/aschuhardt/mud_response.git` [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 265af33cb63d72c947c72fbd7e80eab5b04f13a760172d416a6e34a13592f1ba [INFO] running `"docker" "start" "-a" "265af33cb63d72c947c72fbd7e80eab5b04f13a760172d416a6e34a13592f1ba"` [INFO] [stderr] Compiling mud_server_session v0.1.0 (https://github.com/aschuhardt/mud_server_session.git#3ba4caf2) [INFO] [stderr] Compiling dungeon_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking mud_response v0.1.0 (https://github.com/aschuhardt/mud_response.git#79bf7b8b) [INFO] [stderr] Checking uuid v0.2.3 [INFO] [stderr] Checking bincode v0.6.1 [INFO] [stderr] error: failed to run custom build command for `mud_server_session v0.1.0 (https://github.com/aschuhardt/mud_server_session.git#3ba4caf2)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/mud_server_session-d529c824e2edd87f/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'couldn't create config/config.json: other os error', /opt/rustwide/cargo-home/git/checkouts/mud_server_session-0d71cc0219e3ede4/3ba4caf/build.rs:29:18 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5626ed716bb4 - backtrace::backtrace::libunwind::trace::h07e9553c1ad1ecad [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x5626ed716bb4 - backtrace::backtrace::trace_unsynchronized::h9e0e5a535fa6ae0f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5626ed716bb4 - std::sys_common::backtrace::_print_fmt::h4b577ea24f321ffb [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x5626ed716bb4 - ::fmt::ha28161264835f4f4 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x5626ed7300cc - core::fmt::write::h4b048b90b965d771 [INFO] [stderr] at src/libcore/fmt/mod.rs:1030 [INFO] [stderr] 5: 0x5626ed714f67 - std::io::Write::write_fmt::h3a6d100d8a1e388f [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x5626ed718ea5 - std::sys_common::backtrace::_print::ha2961e5db1a6da43 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x5626ed718ea5 - std::sys_common::backtrace::print::h3a868732f7f89b17 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x5626ed718ea5 - std::panicking::default_hook::{{closure}}::hb25db4ba1ba588ba [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 9: 0x5626ed718b96 - std::panicking::default_hook::hf1df3f45e1769771 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 10: 0x5626ed7194f5 - std::panicking::rust_panic_with_hook::ha0342d3096b3c9ed [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 11: 0x5626ed719092 - std::panicking::continue_panic_fmt::hb2f88a6099baa66b [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 12: 0x5626ed718fec - std::panicking::begin_panic_fmt::h067cc709c4cdcf1a [INFO] [stderr] at src/libstd/panicking.rs:339 [INFO] [stderr] 13: 0x5626ed70f943 - build_script_build::create_config::h979f1153bca355ac [INFO] [stderr] at /opt/rustwide/cargo-home/git/checkouts/mud_server_session-0d71cc0219e3ede4/3ba4caf/build.rs:29 [INFO] [stderr] 14: 0x5626ed70f306 - build_script_build::main::h63956c76a59de0ed [INFO] [stderr] at /opt/rustwide/cargo-home/git/checkouts/mud_server_session-0d71cc0219e3ede4/3ba4caf/build.rs:8 [INFO] [stderr] 15: 0x5626ed7105d0 - std::rt::lang_start::{{closure}}::hf73eb1b1fdb75ac0 [INFO] [stderr] at /rustc/c9edc02e8320a9e5799d185910ece7d491f524e6/src/libstd/rt.rs:64 [INFO] [stderr] 16: 0x5626ed718f73 - std::rt::lang_start_internal::{{closure}}::he2a0afb5b578106e [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 17: 0x5626ed718f73 - std::panicking::try::do_call::h30da202735d45c24 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 18: 0x5626ed71aeca - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 19: 0x5626ed7199ed - std::panicking::try::h974d473864a5ddd4 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 20: 0x5626ed7199ed - std::panic::catch_unwind::h3bd08da23b55a60b [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x5626ed7199ed - std::rt::lang_start_internal::hf97f79993a3eaf6a [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 22: 0x5626ed7105a9 - std::rt::lang_start::he4766c2522da8d95 [INFO] [stderr] at /rustc/c9edc02e8320a9e5799d185910ece7d491f524e6/src/libstd/rt.rs:64 [INFO] [stderr] 23: 0x5626ed70fdba - main [INFO] [stderr] 24: 0x7f3364f802e1 - __libc_start_main [INFO] [stderr] 25: 0x5626ed70f1fa - _start [INFO] [stderr] 26: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "265af33cb63d72c947c72fbd7e80eab5b04f13a760172d416a6e34a13592f1ba"` [INFO] running `"docker" "rm" "-f" "265af33cb63d72c947c72fbd7e80eab5b04f13a760172d416a6e34a13592f1ba"` [INFO] [stdout] 265af33cb63d72c947c72fbd7e80eab5b04f13a760172d416a6e34a13592f1ba