[INFO] fetching crate believer 0.2.1... [INFO] checking believer-0.2.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate believer 0.2.1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate believer 0.2.1 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 crates.io crate believer 0.2.1 [INFO] finished tweaking crates.io crate believer 0.2.1 [INFO] tweaked toml for crates.io crate believer 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate believer 0.2.1 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] cf62024647dbf3ddd5e54342fd39f38066c557b9a45711b5ec046645dbf74be9 [INFO] running `Command { std: "docker" "start" "-a" "cf62024647dbf3ddd5e54342fd39f38066c557b9a45711b5ec046645dbf74be9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cf62024647dbf3ddd5e54342fd39f38066c557b9a45711b5ec046645dbf74be9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf62024647dbf3ddd5e54342fd39f38066c557b9a45711b5ec046645dbf74be9", kill_on_drop: false }` [INFO] [stdout] cf62024647dbf3ddd5e54342fd39f38066c557b9a45711b5ec046645dbf74be9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0296492a3b70bb2338d0f65fc1ff990f12aa772bcf13a71b3a6af82390cd8afa [INFO] running `Command { std: "docker" "start" "-a" "0296492a3b70bb2338d0f65fc1ff990f12aa772bcf13a71b3a6af82390cd8afa", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Compiling getrandom v0.1.9 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking itertools v0.8.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Checking num_cpus v1.11.1 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking rand_core v0.5.0 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking rayon v1.2.0 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking believer v0.2.1 (/opt/rustwide/workdir) [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] --> src/generators/hierarchical_codes/mod.rs:107:9 [INFO] [stdout] | [INFO] [stdout] 106 | fn generate_non_empty_code_with_rng(&self, rng: R) -> ParityCheckMatrix { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 107 | self.get_code_constructor_with_rng(rng).get_random_code() [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] --> src/generators/hierarchical_codes/mod.rs:112:30 [INFO] [stdout] | [INFO] [stdout] 110 | fn get_code_constructor_with_rng(&self, rng: R) -> CodeConstructor { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 111 | CodeConstructor { [INFO] [stdout] 112 | check_generator: self.initialize_check_generator_with_rng(rng), [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 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `believer` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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] --> src/generators/hierarchical_codes/mod.rs:107:9 [INFO] [stdout] | [INFO] [stdout] 106 | fn generate_non_empty_code_with_rng(&self, rng: R) -> ParityCheckMatrix { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 107 | self.get_code_constructor_with_rng(rng).get_random_code() [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] --> src/generators/hierarchical_codes/mod.rs:112:30 [INFO] [stdout] | [INFO] [stdout] 110 | fn get_code_constructor_with_rng(&self, rng: R) -> CodeConstructor { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 111 | CodeConstructor { [INFO] [stdout] 112 | check_generator: self.initialize_check_generator_with_rng(rng), [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 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `believer` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "0296492a3b70bb2338d0f65fc1ff990f12aa772bcf13a71b3a6af82390cd8afa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0296492a3b70bb2338d0f65fc1ff990f12aa772bcf13a71b3a6af82390cd8afa", kill_on_drop: false }` [INFO] [stdout] 0296492a3b70bb2338d0f65fc1ff990f12aa772bcf13a71b3a6af82390cd8afa