[INFO] cloning repository https://github.com/drllama07/B-Tree-in-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/drllama07/B-Tree-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrllama07%2FB-Tree-in-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrllama07%2FB-Tree-in-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 522a8a54447144ff01623b2e6c23ceeacf99a4d2 [INFO] building drllama07/B-Tree-in-rust against try#9b5e8b16bd1c4acf4cf8e6880368314cf021a987+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrllama07%2FB-Tree-in-rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/drllama07/B-Tree-in-rust 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 git repo https://github.com/drllama07/B-Tree-in-rust [INFO] finished tweaking git repo https://github.com/drllama07/B-Tree-in-rust [INFO] tweaked toml for git repo https://github.com/drllama07/B-Tree-in-rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/drllama07/B-Tree-in-rust 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" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 03882e76ea84563483428409d7cba69c4ff8b612ff5b83cba40f7026e09f8458 [INFO] running `Command { std: "docker" "start" "-a" "03882e76ea84563483428409d7cba69c4ff8b612ff5b83cba40f7026e09f8458", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "03882e76ea84563483428409d7cba69c4ff8b612ff5b83cba40f7026e09f8458", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03882e76ea84563483428409d7cba69c4ff8b612ff5b83cba40f7026e09f8458", kill_on_drop: false }` [INFO] [stdout] 03882e76ea84563483428409d7cba69c4ff8b612ff5b83cba40f7026e09f8458 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7876095cdb833c315636c6b11cf5bee899a7389fbabbc2de5d0897dcfee0145c [INFO] running `Command { std: "docker" "start" "-a" "7876095cdb833c315636c6b11cf5bee899a7389fbabbc2de5d0897dcfee0145c", kill_on_drop: false }` [INFO] [stderr] Compiling b_plus_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::cmp::min` [INFO] [stdout] --> src/btrees.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::min; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/btrees.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | _ => panic!("---") [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/btrees.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 34 | NodeType::Internal(keys) => { [INFO] [stdout] | ------------------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 42 | NodeType::Leaf(_) => panic!("There are no children of leaf nodes"), [INFO] [stdout] | ----------------- matches some of the same values [INFO] [stdout] 43 | _ => panic!("---") [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/btrees.rs:133:11 [INFO] [stdout] | [INFO] [stdout] 133 | _ => panic!("Undefined structure") [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/btrees.rs:133:11 [INFO] [stdout] | [INFO] [stdout] 107 | NodeType::Leaf(keyvalue) => { [INFO] [stdout] | ------------------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 110 | NodeType::Internal(keys) => { [INFO] [stdout] | ------------------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 133 | _ => panic!("Undefined structure") [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `keyvalue` [INFO] [stdout] --> src/btrees.rs:107:26 [INFO] [stdout] | [INFO] [stdout] 107 | NodeType::Leaf(keyvalue) => { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyvalue` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/btrees.rs:119:23 [INFO] [stdout] | [INFO] [stdout] 119 | let mut parent:u16; [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: unused variable: `parent_id` [INFO] [stdout] --> src/btrees.rs:140:23 [INFO] [stdout] | [INFO] [stdout] 140 | let (node_id, parent_id) = self.search(key); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parent_id` [INFO] [stdout] --> src/btrees.rs:145:23 [INFO] [stdout] | [INFO] [stdout] 145 | let (node_id, parent_id) = self.search(key); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/btrees.rs:260:12 [INFO] [stdout] | [INFO] [stdout] 260 | let mut node = self.nodes.get_mut(¤t).unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cells` is never read [INFO] [stdout] --> src/btrees.rs:304:17 [INFO] [stdout] | [INFO] [stdout] 304 | let mut cells: 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: unused variable: `i` [INFO] [stdout] --> src/btrees.rs:333:21 [INFO] [stdout] | [INFO] [stdout] 333 | for i in 0..middle_index { [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/btrees.rs:340:21 [INFO] [stdout] | [INFO] [stdout] 340 | for i in 0..middle_index { [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/btrees.rs:350:13 [INFO] [stdout] | [INFO] [stdout] 350 | let mut parent_node = self.nodes.get_mut(&parent).unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] thread 'rustc' panicked at compiler/rustc_mir_build/src/builder/scope.rs:1724:17: [INFO] [stdout] error: internal compiler error: compiler/rustc_mir_build/src/builder/scope.rs:1724:17: cannot unwind from goto -> bb54 [INFO] [stdout] --> src/btrees.rs:427:6 [INFO] [stdout] | [INFO] [stdout] 427 | } [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Box [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7b0ba3181caa - ::fmt::h636462e57d5ef1e1 [INFO] [stderr] 1: 0x7b0ba3813cbc - core::fmt::write::h067060808ac50eb9 [INFO] [stderr] 2: 0x7b0ba4728e11 - std::io::Write::write_fmt::h4674fa2ed7c0dfdd [INFO] [stderr] 3: 0x7b0ba3181b02 - std::sys::backtrace::BacktraceLock::print::h0c77148acfb0b5e9 [INFO] [stderr] 4: 0x7b0ba3183ffa - std::panicking::default_hook::{{closure}}::h30daa8e7c6ccb09d [INFO] [stderr] 5: 0x7b0ba3183e43 - std::panicking::default_hook::h25f21dc0f2064615 [INFO] [stderr] 6: 0x7b0ba22eff28 - std[b36e883d67eb0403]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 7: 0x7b0ba31847b8 - std::panicking::rust_panic_with_hook::hc98438687e833605 [INFO] [stderr] 8: 0x7b0ba232a341 - std[b36e883d67eb0403]::panicking::begin_panic::::{closure#0} [INFO] [stderr] 9: 0x7b0ba231f526 - std[b36e883d67eb0403]::sys::backtrace::__rust_end_short_backtrace::::{closure#0}, !> [INFO] [stderr] 10: 0x7b0ba231f50d - std[b36e883d67eb0403]::panicking::begin_panic:: [INFO] [stderr] 11: 0x7b0ba23342a1 - ::emit_producing_guarantee [INFO] [stderr] 12: 0x7b0ba2884fdc - ::span_bug:: [INFO] [stderr] 13: 0x7b0ba290a897 - rustc_middle[8ad6e8ce52578819]::util::bug::opt_span_bug_fmt::::{closure#0} [INFO] [stderr] 14: 0x7b0ba28f006a - rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_opt::::{closure#0}, !>::{closure#0} [INFO] [stderr] 15: 0x7b0ba28efefb - rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_context_opt::::{closure#0}, !>::{closure#0}, !> [INFO] [stderr] 16: 0x7b0ba0d34437 - rustc_middle[8ad6e8ce52578819]::util::bug::span_bug_fmt:: [INFO] [stderr] 17: 0x7b0ba41d541b - ::build_unwind_tree [INFO] [stderr] 18: 0x7b0ba41cd7cd - rustc_mir_build[73684a27b88b946a]::builder::mir_build [INFO] [stderr] 19: 0x7b0ba3807714 - rustc_mir_transform[857cd804783fef4d]::mir_built [INFO] [stderr] 20: 0x7b0ba38076d7 - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 21: 0x7b0ba3a953d1 - 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: 0x7b0ba3a94f8d - rustc_query_impl[1e55094a59e290f4]::query_impl::mir_built::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 23: 0x7b0ba0867185 - rustc_mir_build[73684a27b88b946a]::check_unsafety::check_unsafety [INFO] [stderr] 24: 0x7b0ba40e98a7 - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 25: 0x7b0ba40e9b69 - 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: 0x7b0ba40e97d1 - rustc_query_impl[1e55094a59e290f4]::query_impl::check_unsafety::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 27: 0x7b0ba3c9bd32 - rustc_interface[b59e7ee7606ca029]::passes::run_required_analyses [INFO] [stderr] 28: 0x7b0ba472cc9e - rustc_interface[b59e7ee7606ca029]::passes::analysis [INFO] [stderr] 29: 0x7b0ba472cc6f - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 30: 0x7b0ba477b355 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false> [INFO] [stderr] 31: 0x7b0ba477b08e - rustc_query_impl[1e55094a59e290f4]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 32: 0x7b0ba47701de - 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: 0x7b0ba47dff51 - rustc_interface[b59e7ee7606ca029]::interface::run_compiler::<(), rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 34: 0x7b0ba46f5087 - std[b36e883d67eb0403]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 35: 0x7b0ba46f551c - <::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: 0x7b0ba46f6aef - std::sys::pal::unix::thread::Thread::new::thread_start::ha554cc4ba6335b05 [INFO] [stderr] 37: 0x7b0ba5ef0ac3 - [INFO] [stderr] 38: 0x7b0ba5f81a04 - 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-2024-12-31T23_40_40-9.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 bin -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 `btrees::::get_sibling` [INFO] [stderr] #1 [check_unsafety] unsafety-checking `btrees::::get_sibling` [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/btrees.rs:430:13 [INFO] [stdout] | [INFO] [stdout] 430 | let mut node = self.nodes.get_mut(¤t).unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_idx` [INFO] [stdout] --> src/btrees.rs:550:22 [INFO] [stdout] | [INFO] [stdout] 550 | let last_idx = &kvs.len() -1; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_idx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/btrees.rs:549:22 [INFO] [stdout] | [INFO] [stdout] 549 | let mut moved_value = kvs.pop().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `child_id` is never read [INFO] [stdout] --> src/btrees.rs:701:17 [INFO] [stdout] | [INFO] [stdout] 701 | let mut child_id = 0; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `kvs` [INFO] [stdout] --> src/btrees.rs:716:26 [INFO] [stdout] | [INFO] [stdout] 716 | NodeType::Leaf(kvs) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_kvs` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `b_plus_tree` (bin "b_plus_tree"); 17 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 b_plus_tree --edition=2021 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values())' -C metadata=7756ede5b0a288a0 -C extra-filename=-1625e0ef792410a3 --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" "7876095cdb833c315636c6b11cf5bee899a7389fbabbc2de5d0897dcfee0145c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7876095cdb833c315636c6b11cf5bee899a7389fbabbc2de5d0897dcfee0145c", kill_on_drop: false }` [INFO] [stdout] 7876095cdb833c315636c6b11cf5bee899a7389fbabbc2de5d0897dcfee0145c