[INFO] cloning repository https://github.com/bhelx/rust-forth [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bhelx/rust-forth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbhelx%2Frust-forth", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbhelx%2Frust-forth'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 58d9f51a1e609b261725dcd184e0cf215daab146 [INFO] checking bhelx/rust-forth/58d9f51a1e609b261725dcd184e0cf215daab146 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbhelx%2Frust-forth" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bhelx/rust-forth on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bhelx/rust-forth [INFO] finished tweaking git repo https://github.com/bhelx/rust-forth [INFO] tweaked toml for git repo https://github.com/bhelx/rust-forth written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/bhelx/rust-forth 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 325cd8d44a56962277c06e88a8f7ff7019ef6903584afa490e27e64f336a1001 [INFO] running `Command { std: "docker" "start" "-a" "325cd8d44a56962277c06e88a8f7ff7019ef6903584afa490e27e64f336a1001", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "325cd8d44a56962277c06e88a8f7ff7019ef6903584afa490e27e64f336a1001", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "325cd8d44a56962277c06e88a8f7ff7019ef6903584afa490e27e64f336a1001", kill_on_drop: false }` [INFO] [stdout] 325cd8d44a56962277c06e88a8f7ff7019ef6903584afa490e27e64f336a1001 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0b9f468a2eeff2938276eb0fb0f8068cc413d35b9be4c3baf41600fd0230872d [INFO] running `Command { std: "docker" "start" "-a" "0b9f468a2eeff2938276eb0fb0f8068cc413d35b9be4c3baf41600fd0230872d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling serde v1.0.82 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling byte-tools v0.3.0 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stderr] Compiling block-padding v0.1.2 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling rand_core v0.2.2 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Compiling new_debug_unreachable v1.0.1 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling opaque-debug v0.2.1 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling bit-vec v0.5.0 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling ena v0.10.1 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling bit-set v0.5.0 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling lalrpop-util v0.16.2 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling ascii-canvas v1.0.0 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Compiling syn v0.15.23 [INFO] [stderr] Compiling generic-array v0.12.0 [INFO] [stderr] Compiling block-buffer v0.7.0 [INFO] [stderr] Compiling digest v0.8.0 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling serde_derive v1.0.82 [INFO] [stderr] Compiling docopt v1.0.2 [INFO] [stderr] Compiling lalrpop v0.16.2 [INFO] [stderr] Compiling forth v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/forth-7d4a3578baeb16f8/out/parser.rs:1152:5 [INFO] [stdout] | [INFO] [stdout] 1152 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 1152 - (__0) [INFO] [stdout] 1152 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/forth-7d4a3578baeb16f8/out/parser.rs:1152:5 [INFO] [stdout] | [INFO] [stdout] 1152 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 1152 - (__0) [INFO] [stdout] 1152 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/forth-7d4a3578baeb16f8/out/parser.rs:1409:5 [INFO] [stdout] | [INFO] [stdout] 1409 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 1409 - (__0) [INFO] [stdout] 1409 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/forth-7d4a3578baeb16f8/out/parser.rs:1409:5 [INFO] [stdout] | [INFO] [stdout] 1409 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 1409 - (__0) [INFO] [stdout] 1409 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vm.rs:147:46 [INFO] [stdout] | [INFO] [stdout] 147 | fn op_two(&mut self, op_name: &str, op: &Fn(&i64, &i64) -> i64) -> Result<(), String>{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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 an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 147 | fn op_two(&mut self, op_name: &str, op: &dyn Fn(&i64, &i64) -> i64) -> Result<(), String>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vm.rs:153:42 [INFO] [stdout] | [INFO] [stdout] 153 | fn op(&mut self, op_name: &str, op: &Fn(i64) -> i64) -> Result<(), String>{ [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 153 | fn op(&mut self, op_name: &str, op: &dyn Fn(i64) -> i64) -> Result<(), String>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vm.rs:147:46 [INFO] [stdout] | [INFO] [stdout] 147 | fn op_two(&mut self, op_name: &str, op: &Fn(&i64, &i64) -> i64) -> Result<(), String>{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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 an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 147 | fn op_two(&mut self, op_name: &str, op: &dyn Fn(&i64, &i64) -> i64) -> Result<(), String>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vm.rs:153:42 [INFO] [stdout] | [INFO] [stdout] 153 | fn op(&mut self, op_name: &str, op: &Fn(i64) -> i64) -> Result<(), String>{ [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 153 | fn op(&mut self, op_name: &str, op: &dyn Fn(i64) -> i64) -> Result<(), String>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::str::::trim_left`: superseded by `trim_start` [INFO] [stdout] --> /opt/rustwide/target/debug/build/forth-7d4a3578baeb16f8/out/parser.rs:1105:36 [INFO] [stdout] | [INFO] [stdout] 1105 | let __text = self.text.trim_left(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 1105 | let __text = self.text.trim_start(); [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::str::::trim_right`: superseded by `trim_end` [INFO] [stdout] --> src/main.rs:16:28 [INFO] [stdout] | [INFO] [stdout] 16 | let input = buffer.trim_right(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 16 | let input = buffer.trim_end(); [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::str::::trim_left`: superseded by `trim_start` [INFO] [stdout] --> /opt/rustwide/target/debug/build/forth-7d4a3578baeb16f8/out/parser.rs:1105:36 [INFO] [stdout] | [INFO] [stdout] 1105 | let __text = self.text.trim_left(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 1105 | let __text = self.text.trim_start(); [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::str::::trim_right`: superseded by `trim_end` [INFO] [stdout] --> src/main.rs:16:28 [INFO] [stdout] | [INFO] [stdout] 16 | let input = buffer.trim_right(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 16 | let input = buffer.trim_end(); [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op_name` [INFO] [stdout] --> src/vm.rs:147:26 [INFO] [stdout] | [INFO] [stdout] 147 | fn op_two(&mut self, op_name: &str, op: &Fn(&i64, &i64) -> i64) -> Result<(), String>{ [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_op_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op_name` [INFO] [stdout] --> src/vm.rs:153:22 [INFO] [stdout] | [INFO] [stdout] 153 | fn op(&mut self, op_name: &str, op: &Fn(i64) -> i64) -> Result<(), String>{ [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_op_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op_name` [INFO] [stdout] --> src/vm.rs:147:26 [INFO] [stdout] | [INFO] [stdout] 147 | fn op_two(&mut self, op_name: &str, op: &Fn(&i64, &i64) -> i64) -> Result<(), String>{ [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_op_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op_name` [INFO] [stdout] --> src/vm.rs:153:22 [INFO] [stdout] | [INFO] [stdout] 153 | fn op(&mut self, op_name: &str, op: &Fn(i64) -> i64) -> Result<(), String>{ [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_op_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | ev.exec(expr); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 23 | let _ = ev.exec(expr); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vm.rs:57:25 [INFO] [stdout] | [INFO] [stdout] 57 | self.exec(Ast::Phrase(phrase.clone())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 57 | let _ = self.exec(Ast::Phrase(phrase.clone())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vm.rs:70:25 [INFO] [stdout] | [INFO] [stdout] 70 | self.exec(Ast::Phrase(phrase.clone())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 70 | let _ = self.exec(Ast::Phrase(phrase.clone())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vm.rs:103:29 [INFO] [stdout] | [INFO] [stdout] 103 | ... self.exec(Ast::Phrase(words.clone())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 103 | let _ = self.exec(Ast::Phrase(words.clone())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> /opt/rustwide/target/debug/build/forth-7d4a3578baeb16f8/out/parser.rs:1207:17 [INFO] [stdout] | [INFO] [stdout] 1204 | (_, __0, _): (usize, Ast, usize), [INFO] [stdout] | -------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 1207 | Ast::DoLoop(Box::new(__0)) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> /opt/rustwide/target/debug/build/forth-7d4a3578baeb16f8/out/parser.rs:1218:21 [INFO] [stdout] | [INFO] [stdout] 1215 | (_, __0, _): (usize, Ast, usize), [INFO] [stdout] | -------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 1218 | Ast::Definition(Box::new(__0)) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> /opt/rustwide/target/debug/build/forth-7d4a3578baeb16f8/out/parser.rs:1320:5 [INFO] [stdout] | [INFO] [stdout] 1314 | (_, __0, _): (usize, Ast, usize), [INFO] [stdout] | -------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 1315 | (_, _, _): (usize, &'input str, usize), [INFO] [stdout] 1316 | (_, __1, _): (usize, Ast, usize), [INFO] [stdout] | -------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 1320 | (__0, __1).to_owned() [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | ev.exec(expr); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 23 | let _ = ev.exec(expr); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vm.rs:57:25 [INFO] [stdout] | [INFO] [stdout] 57 | self.exec(Ast::Phrase(phrase.clone())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 57 | let _ = self.exec(Ast::Phrase(phrase.clone())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vm.rs:70:25 [INFO] [stdout] | [INFO] [stdout] 70 | self.exec(Ast::Phrase(phrase.clone())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 70 | let _ = self.exec(Ast::Phrase(phrase.clone())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vm.rs:103:29 [INFO] [stdout] | [INFO] [stdout] 103 | ... self.exec(Ast::Phrase(words.clone())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 103 | let _ = self.exec(Ast::Phrase(words.clone())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> /opt/rustwide/target/debug/build/forth-7d4a3578baeb16f8/out/parser.rs:1207:17 [INFO] [stdout] | [INFO] [stdout] 1204 | (_, __0, _): (usize, Ast, usize), [INFO] [stdout] | -------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 1207 | Ast::DoLoop(Box::new(__0)) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> /opt/rustwide/target/debug/build/forth-7d4a3578baeb16f8/out/parser.rs:1218:21 [INFO] [stdout] | [INFO] [stdout] 1215 | (_, __0, _): (usize, Ast, usize), [INFO] [stdout] | -------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 1218 | Ast::Definition(Box::new(__0)) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> /opt/rustwide/target/debug/build/forth-7d4a3578baeb16f8/out/parser.rs:1320:5 [INFO] [stdout] | [INFO] [stdout] 1314 | (_, __0, _): (usize, Ast, usize), [INFO] [stdout] | -------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 1315 | (_, _, _): (usize, &'input str, usize), [INFO] [stdout] 1316 | (_, __1, _): (usize, Ast, usize), [INFO] [stdout] | -------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 1320 | (__0, __1).to_owned() [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `forth` (bin "forth") due to 4 previous errors; 12 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `forth` (bin "forth" test) due to 4 previous errors; 12 warnings emitted [INFO] running `Command { std: "docker" "inspect" "0b9f468a2eeff2938276eb0fb0f8068cc413d35b9be4c3baf41600fd0230872d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b9f468a2eeff2938276eb0fb0f8068cc413d35b9be4c3baf41600fd0230872d", kill_on_drop: false }` [INFO] [stdout] 0b9f468a2eeff2938276eb0fb0f8068cc413d35b9be4c3baf41600fd0230872d