[INFO] fetching crate flatbuffers-rust 0.1.2... [INFO] building flatbuffers-rust-0.1.2 against try#9b5e8b16bd1c4acf4cf8e6880368314cf021a987+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate flatbuffers-rust 0.1.2 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate flatbuffers-rust 0.1.2 on toolchain 9b5e8b16bd1c4acf4cf8e6880368314cf021a987 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate flatbuffers-rust 0.1.2 [INFO] finished tweaking crates.io crate flatbuffers-rust 0.1.2 [INFO] tweaked toml for crates.io crate flatbuffers-rust 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 546b789817987dd613894ce45001fce815c1b73bcd14d8a083442955b154a479 [INFO] running `Command { std: "docker" "start" "-a" "546b789817987dd613894ce45001fce815c1b73bcd14d8a083442955b154a479", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "546b789817987dd613894ce45001fce815c1b73bcd14d8a083442955b154a479", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "546b789817987dd613894ce45001fce815c1b73bcd14d8a083442955b154a479", kill_on_drop: false }` [INFO] [stdout] 546b789817987dd613894ce45001fce815c1b73bcd14d8a083442955b154a479 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 84a7103fcb8af27330e5db14f9bf076e78dd53b0cb1e27563b61d5d6cc94983c [INFO] running `Command { std: "docker" "start" "-a" "84a7103fcb8af27330e5db14f9bf076e78dd53b0cb1e27563b61d5d6cc94983c", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling flatbuffers-rust v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/flatbuffers/flatbuffer_builder.rs:200:34 [INFO] [stdout] | [INFO] [stdout] 200 | let value_any = data as &Any; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 200 | let value_any = data as &dyn Any; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/flatbuffers/flatbuffer_helper.rs:67:48 [INFO] [stdout] | [INFO] [stdout] 67 | let value_any = &data[len] as &Any; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 67 | let value_any = &data[len] as &dyn Any; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/flatbuffers/flatbuffer_helper.rs:80:48 [INFO] [stdout] | [INFO] [stdout] 80 | let value_any = &data[len] as &Any; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 80 | let value_any = &data[len] as &dyn Any; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/flatbuffers/flatbuffer_helper.rs:99:48 [INFO] [stdout] | [INFO] [stdout] 99 | let value_any = &data[len] as &Any; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 99 | let value_any = &data[len] as &dyn Any; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pivot` [INFO] [stdout] --> src/flatbuffers/flatbuffer.rs:66:18 [INFO] [stdout] | [INFO] [stdout] 66 | Some(pivot) => { bytes.push(SEPARATOR); root = 1;}, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/flatbuffers/flatbuffer_builder.rs:290:29 [INFO] [stdout] | [INFO] [stdout] 290 | Err(e) => continue, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/flatbuffers/flatbuffer_builder.rs:252:17 [INFO] [stdout] | [INFO] [stdout] 252 | let mut field = match message[position] { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/flatbuffers/flatbuffer_builder.rs:273:25 [INFO] [stdout] | [INFO] [stdout] 273 | let mut message = match child { [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/flatbuffers/flatbuffer_builder.rs:296:30 [INFO] [stdout] | [INFO] [stdout] 296 | Some(mut data) => self.add_flatbuffer_bytes(&mut flatbuffer, position, data, p.unwrap()), [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/flatbuffers/flatbuffer_builder.rs:341:13 [INFO] [stdout] | [INFO] [stdout] 341 | for i in 0..len { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/flatbuffers/flatbuffer_builder.rs:357:13 [INFO] [stdout] | [INFO] [stdout] 357 | for i in 0..member_num { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/flatbuffers/flatbuffer_builder.rs:364:13 [INFO] [stdout] | [INFO] [stdout] 364 | let mut instance = InstanceInfo { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/flatbuffers/flatbuffer_helper.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | let mut data_vec = data.into_bytes(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pivot` [INFO] [stdout] --> src/flatbuffers/flatbuffer_helper.rs:225:25 [INFO] [stdout] | [INFO] [stdout] 225 | let (bytes, pivot) = match handler.get_part_data(1 + p as usize, root, data) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pivot` [INFO] [stdout] --> src/flatbuffers/flatbuffer_helper.rs:260:25 [INFO] [stdout] | [INFO] [stdout] 260 | let (bytes, pivot) = match handler.get_part_data(1 + p as usize, root, data) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `want_vec` is never read [INFO] [stdout] --> src/flatbuffers/flatbuffer_handler.rs:21:17 [INFO] [stdout] | [INFO] [stdout] 21 | let mut want_vec = Vec::new(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `want_root` is never read [INFO] [stdout] --> src/flatbuffers/flatbuffer_handler.rs:22:17 [INFO] [stdout] | [INFO] [stdout] 22 | let mut want_root = 0; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pivot` [INFO] [stdout] --> src/flatbuffers/flatbuffer_handler.rs:100:27 [INFO] [stdout] | [INFO] [stdout] 100 | let (end, pivot) = self.get_start(part, slot_num, root, data); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `start` is never read [INFO] [stdout] --> src/flatbuffers/flatbuffer_handler.rs:131:17 [INFO] [stdout] | [INFO] [stdout] 131 | let mut start = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `position` [INFO] [stdout] --> src/flatbuffers/flatbuffer_manager.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 51 | let mut position = 0; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: internal compiler error: compiler/rustc_mir_build/src/builder/scope.rs:1724:17: cannot unwind from goto -> bb39 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] thread 'rustc' panicked at compiler/rustc_mir_build/src/builder/scope.rs:1724:17: [INFO] [stderr] Box [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x732aeeb81caa - ::fmt::h636462e57d5ef1e1 [INFO] [stderr] 1: 0x732aef213cbc - core::fmt::write::h067060808ac50eb9 [INFO] [stderr] 2: 0x732af0128e11 - std::io::Write::write_fmt::h4674fa2ed7c0dfdd [INFO] [stderr] 3: 0x732aeeb81b02 - std::sys::backtrace::BacktraceLock::print::h0c77148acfb0b5e9 [INFO] [stderr] 4: 0x732aeeb83ffa - std::panicking::default_hook::{{closure}}::h30daa8e7c6ccb09d [INFO] [stderr] 5: 0x732aeeb83e43 - std::panicking::default_hook::h25f21dc0f2064615 [INFO] [stderr] 6: 0x732aedceff28 - std[b36e883d67eb0403]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 7: 0x732aeeb847b8 - std::panicking::rust_panic_with_hook::hc98438687e833605 [INFO] [stderr] 8: 0x732aedd2a341 - std[b36e883d67eb0403]::panicking::begin_panic::::{closure#0} [INFO] [stderr] 9: 0x732aedd1f526 - std[b36e883d67eb0403]::sys::backtrace::__rust_end_short_backtrace::::{closure#0}, !> [INFO] [stderr] 10: 0x732aedd1f50d - std[b36e883d67eb0403]::panicking::begin_panic:: [INFO] [stderr] 11: 0x732aedd342a1 - ::emit_producing_guarantee [INFO] [stderr] 12: 0x732aee284fdc - ::span_bug:: [INFO] [stderr] 13: 0x732aee30a897 - rustc_middle[8ad6e8ce52578819]::util::bug::opt_span_bug_fmt::::{closure#0} [INFO] [stderr] 14: 0x732aee2f006a - rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_opt::::{closure#0}, !>::{closure#0} [INFO] [stderr] 15: 0x732aee2efefb - rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_context_opt::::{closure#0}, !>::{closure#0}, !> [INFO] [stderr] 16: 0x732aec734437 - rustc_middle[8ad6e8ce52578819]::util::bug::span_bug_fmt:: [INFO] [stderr] 17: 0x732aefbd541b - ::build_unwind_tree [INFO] [stderr] 18: 0x732aefbcd7cd - rustc_mir_build[73684a27b88b946a]::builder::mir_build [INFO] [stderr] 19: 0x732aef207714 - rustc_mir_transform[857cd804783fef4d]::mir_built [INFO] [stderr] 20: 0x732aef2076d7 - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 21: 0x732aef4953d1 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::, rustc_query_system[67781f9dc633c543]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false> [INFO] [stderr] 22: 0x732aef494f8d - rustc_query_impl[1e55094a59e290f4]::query_impl::mir_built::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 23: 0x732aec267185 - rustc_mir_build[73684a27b88b946a]::check_unsafety::check_unsafety [INFO] [stderr] 24: 0x732aefae98a7 - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 25: 0x732aefae9b69 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::, rustc_query_system[67781f9dc633c543]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false> [INFO] [stderr] 26: 0x732aefae97d1 - rustc_query_impl[1e55094a59e290f4]::query_impl::check_unsafety::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 27: 0x732aef69bd32 - rustc_interface[b59e7ee7606ca029]::passes::run_required_analyses [INFO] [stderr] 28: 0x732af012cc9e - rustc_interface[b59e7ee7606ca029]::passes::analysis [INFO] [stderr] 29: 0x732af012cc6f - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 30: 0x732af017b355 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false> [INFO] [stderr] 31: 0x732af017b08e - rustc_query_impl[1e55094a59e290f4]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 32: 0x732af01701de - rustc_interface[b59e7ee7606ca029]::passes::create_and_enter_global_ctxt::, rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}::{closure#2}>::{closure#2}::{closure#0} [INFO] [stderr] 33: 0x732af01dff51 - rustc_interface[b59e7ee7606ca029]::interface::run_compiler::<(), rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 34: 0x732af00f5087 - std[b36e883d67eb0403]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 35: 0x732af00f551c - <::spawn_unchecked_::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[303105738bd0c2ae]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 36: 0x732af00f6aef - std::sys::pal::unix::thread::Thread::new::thread_start::ha554cc4ba6335b05 [INFO] [stderr] 37: 0x732af1812ac3 - [INFO] [stderr] 38: 0x732af18a3a04 - clone [INFO] [stderr] 39: 0x0 - [INFO] [stderr] [INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md [INFO] [stderr] [INFO] [stderr] note: please make sure that you have updated to the latest nightly [INFO] [stderr] [INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/workdir/rustc-ice-2025-01-01T04_47_47-9.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.85.0-nightly (9b5e8b16b 2024-12-19) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: --crate-type lib -C embed-bitcode=no -C debuginfo=2 [INFO] [stderr] [INFO] [stderr] note: some of the compiler flags provided by cargo are hidden [INFO] [stderr] [INFO] [stderr] query stack during panic: [INFO] [stderr] #0 [mir_built] building MIR for `flatbuffers::flatbuffer_manager::::find_field` [INFO] [stderr] #1 [check_unsafety] unsafety-checking `flatbuffers::flatbuffer_manager::::find_field` [INFO] [stderr] #2 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/flatbuffers/flatbuffer_manager.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | let mut struct_list = self.struct_list.clone(); [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `list_str` [INFO] [stdout] --> src/flatbuffers/flatbuffer_manager.rs:125:22 [INFO] [stdout] | [INFO] [stdout] 125 | let (list_str, inner_type) = field_type.split_at(5); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_list_str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `field_name` is never read [INFO] [stdout] --> src/flatbuffers/flatbuffer_manager.rs:147:17 [INFO] [stdout] | [INFO] [stdout] 147 | let mut field_name = ""; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/flatbuffers/flatbuffer_manager.rs:163:21 [INFO] [stdout] | [INFO] [stdout] 163 | Err(e) => break, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `list_str` [INFO] [stdout] --> src/flatbuffers/flatbuffer_manager.rs:192:22 [INFO] [stdout] | [INFO] [stdout] 192 | let (list_str, inner_type) = field_type.split_at(5); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_list_str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/flatbuffers/flatbuffer_manager.rs:212:13 [INFO] [stdout] | [INFO] [stdout] 212 | let mut vec:Vec<&str> = string.as_str().split(".").collect(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `flatbuffers-rust` (lib); 26 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/9b5e8b16bd1c4acf4cf8e6880368314cf021a987/bin/rustc --crate-name flatbuffers_rust --edition=2015 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values())' -C metadata=e32f5a1589481bd8 -C extra-filename=-c01a144cb6b894ad --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid -Dtail-expr-drop-order` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "84a7103fcb8af27330e5db14f9bf076e78dd53b0cb1e27563b61d5d6cc94983c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84a7103fcb8af27330e5db14f9bf076e78dd53b0cb1e27563b61d5d6cc94983c", kill_on_drop: false }` [INFO] [stdout] 84a7103fcb8af27330e5db14f9bf076e78dd53b0cb1e27563b61d5d6cc94983c