[INFO] cloning repository https://github.com/mrityunjaygr8/rust_on_nails [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrityunjaygr8/rust_on_nails" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrityunjaygr8%2Frust_on_nails", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrityunjaygr8%2Frust_on_nails'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6711f8a6c2539d68ec702f05c940bef4eda63a80 [INFO] checking mrityunjaygr8/rust_on_nails/6711f8a6c2539d68ec702f05c940bef4eda63a80 against master#4e1f5d90bca45207605a88e39b1f76abcdb85d2f for pr-123962 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrityunjaygr8%2Frust_on_nails" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mrityunjaygr8/rust_on_nails on toolchain 4e1f5d90bca45207605a88e39b1f76abcdb85d2f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e1f5d90bca45207605a88e39b1f76abcdb85d2f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/mrityunjaygr8/rust_on_nails [INFO] finished tweaking git repo https://github.com/mrityunjaygr8/rust_on_nails [INFO] tweaked toml for git repo https://github.com/mrityunjaygr8/rust_on_nails written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mrityunjaygr8/rust_on_nails already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e1f5d90bca45207605a88e39b1f76abcdb85d2f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cornucopia_client_core v0.4.0 [INFO] [stderr] Downloaded cornucopia_async v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+4e1f5d90bca45207605a88e39b1f76abcdb85d2f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 163d1ccc626249aa9238e258a1ac825a23d5ffa0d660c13b04529250bc5850b6 [INFO] running `Command { std: "docker" "start" "-a" "163d1ccc626249aa9238e258a1ac825a23d5ffa0d660c13b04529250bc5850b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "163d1ccc626249aa9238e258a1ac825a23d5ffa0d660c13b04529250bc5850b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "163d1ccc626249aa9238e258a1ac825a23d5ffa0d660c13b04529250bc5850b6", kill_on_drop: false }` [INFO] [stdout] 163d1ccc626249aa9238e258a1ac825a23d5ffa0d660c13b04529250bc5850b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+4e1f5d90bca45207605a88e39b1f76abcdb85d2f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4e1e4b92f7aa21faaa4d08e8c0348246d5ecf800aecd54776cfd2d1457bd0008 [INFO] running `Command { std: "docker" "start" "-a" "4e1e4b92f7aa21faaa4d08e8c0348246d5ecf800aecd54776cfd2d1457bd0008", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking pin-project-lite v0.2.12 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking bytes v1.4.0 [INFO] [stderr] Compiling typenum v1.16.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Checking tinyvec_macros v0.1.1 [INFO] [stderr] Compiling async-trait v0.1.72 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking tracing-core v0.1.31 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking unicode-bidi v0.3.13 [INFO] [stderr] Checking cpufeatures v0.2.9 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Checking base64 v0.21.2 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling slab v0.4.8 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Checking fallible-iterator v0.2.0 [INFO] [stderr] Checking percent-encoding v2.3.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking siphasher v0.3.10 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling serde v1.0.183 [INFO] [stderr] Compiling rustversion v1.0.14 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Compiling serde_derive v1.0.183 [INFO] [stderr] Compiling rustls v0.21.6 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking retain_mut v0.1.9 [INFO] [stderr] Checking phf_shared v0.11.2 [INFO] [stderr] Compiling quote v1.0.32 [INFO] [stderr] Checking http v0.2.9 [INFO] [stderr] Checking tower-service v0.3.2 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Compiling db v0.1.0 (/opt/rustwide/workdir/crates/db) [INFO] [stderr] Checking try-lock v0.2.4 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Checking phf v0.11.2 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Checking tower-layer v0.3.2 [INFO] [stderr] Compiling syn v2.0.28 [INFO] [stderr] Compiling serde_json v1.0.104 [INFO] [stderr] Checking want v0.3.1 [INFO] [stderr] Checking form_urlencoded v1.2.0 [INFO] [stderr] Compiling cc v1.0.82 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking socket2 v0.5.3 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking mime v0.3.17 [INFO] [stderr] error: failed to run custom build command for `db v0.1.0 (/opt/rustwide/workdir/crates/db)` [INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/db-2366ebcc902d1d1f/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at crates/db/build.rs:15:46: [INFO] [stderr] called `Option::unwrap()` on a `None` value [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55e58388eb45 - std::backtrace_rs::backtrace::libunwind::trace::hf0090991b1978a1d [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5 [INFO] [stderr] 1: 0x55e58388eb45 - std::backtrace_rs::backtrace::trace_unsynchronized::h6b487e0881e63847 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55e58388eb45 - std::sys_common::backtrace::_print_fmt::h0d23fe6fd48f11a1 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/sys_common/backtrace.rs:68:5 [INFO] [stderr] 3: 0x55e58388eb45 - ::fmt::h20dc3aab2d6ca791 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stderr] 4: 0x55e5838af2eb - core::fmt::rt::Argument::fmt::h3f86cc91cd166c82 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/core/src/fmt/rt.rs:165:63 [INFO] [stderr] 5: 0x55e5838af2eb - core::fmt::write::h4fc1a06012b0aa68 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/core/src/fmt/mod.rs:1157:21 [INFO] [stderr] 6: 0x55e58388c86f - std::io::Write::write_fmt::h2935e744cc548880 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/io/mod.rs:1832:15 [INFO] [stderr] 7: 0x55e58388e91e - std::sys_common::backtrace::_print::hc444f31255bf0311 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stderr] 8: 0x55e58388e91e - std::sys_common::backtrace::print::hc98b9c736aff8bd3 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stderr] 9: 0x55e58388fbd9 - std::panicking::default_hook::{{closure}}::h6a756c9686ca8e34 [INFO] [stderr] 10: 0x55e58388f91d - std::panicking::default_hook::hc005c5bb7a0b8d77 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/panicking.rs:291:9 [INFO] [stderr] 11: 0x55e583890074 - std::panicking::rust_panic_with_hook::hcd93a02377fd0419 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/panicking.rs:788:13 [INFO] [stderr] 12: 0x55e58388ff1d - std::panicking::begin_panic_handler::{{closure}}::hd741c87245873f25 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/panicking.rs:649:13 [INFO] [stderr] 13: 0x55e58388f009 - std::sys_common::backtrace::__rust_end_short_backtrace::hc2ca57c27f08dff6 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/sys_common/backtrace.rs:171:18 [INFO] [stderr] 14: 0x55e58388fc87 - rust_begin_unwind [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/panicking.rs:645:5 [INFO] [stderr] 15: 0x55e58386bf56 - core::panicking::panic_fmt::h262433afb9860667 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/core/src/panicking.rs:72:14 [INFO] [stderr] 16: 0x55e58386bfff - core::panicking::panic::hc10b59b018c458a0 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/core/src/panicking.rs:141:5 [INFO] [stderr] 17: 0x55e58386bef9 - core::option::unwrap_failed::hd9bd2a91e18b376e [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/core/src/option.rs:1984:5 [INFO] [stderr] 18: 0x55e58386fddc - build_script_build::cornucopia::h10c1e266af812c2f [INFO] [stderr] 19: 0x55e58386fc66 - build_script_build::main::h435e6feee5622710 [INFO] [stderr] 20: 0x55e58386d3f3 - core::ops::function::FnOnce::call_once::hb0dd427f6dd9fefe [INFO] [stderr] 21: 0x55e58386c946 - std::sys_common::backtrace::__rust_begin_short_backtrace::h8cec39f41f8cb4f2 [INFO] [stderr] 22: 0x55e58386cdb9 - std::rt::lang_start::{{closure}}::hc9591c6b683e3a2b [INFO] [stderr] 23: 0x55e583889816 - core::ops::function::impls:: for &F>::call_once::ha8e7507ed8d41107 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/core/src/ops/function.rs:284:13 [INFO] [stderr] 24: 0x55e583889816 - std::panicking::try::do_call::h9408b1c926ce6f27 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/panicking.rs:552:40 [INFO] [stderr] 25: 0x55e583889816 - std::panicking::try::h94ac09d2af12a585 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/panicking.rs:516:19 [INFO] [stderr] 26: 0x55e583889816 - std::panic::catch_unwind::h5e5555fbfbff4898 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/panic.rs:149:14 [INFO] [stderr] 27: 0x55e583889816 - std::rt::lang_start_internal::{{closure}}::hd51e742c4c58c9b6 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/rt.rs:141:48 [INFO] [stderr] 28: 0x55e583889816 - std::panicking::try::do_call::h051bf6cd5959e01d [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/panicking.rs:552:40 [INFO] [stderr] 29: 0x55e583889816 - std::panicking::try::hd30d777f2add0dca [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/panicking.rs:516:19 [INFO] [stderr] 30: 0x55e583889816 - std::panic::catch_unwind::hc9beec0de4edf47c [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/panic.rs:149:14 [INFO] [stderr] 31: 0x55e583889816 - std::rt::lang_start_internal::h221f4c0158e544d6 [INFO] [stderr] at /rustc/4e1f5d90bca45207605a88e39b1f76abcdb85d2f/library/std/src/rt.rs:141:20 [INFO] [stderr] 32: 0x55e58386cd97 - std::rt::lang_start::h8cf6bc6abab4254d [INFO] [stderr] 33: 0x55e583870385 - main [INFO] [stderr] 34: 0x7f0bfa38ed90 - [INFO] [stderr] 35: 0x7f0bfa38ee40 - __libc_start_main [INFO] [stderr] 36: 0x55e58386c545 - _start [INFO] [stderr] 37: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "4e1e4b92f7aa21faaa4d08e8c0348246d5ecf800aecd54776cfd2d1457bd0008", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e1e4b92f7aa21faaa4d08e8c0348246d5ecf800aecd54776cfd2d1457bd0008", kill_on_drop: false }` [INFO] [stdout] 4e1e4b92f7aa21faaa4d08e8c0348246d5ecf800aecd54776cfd2d1457bd0008