[INFO] fetching crate fall 0.1.2... [INFO] checking fall-0.1.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate fall 0.1.2 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate fall 0.1.2 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate fall 0.1.2 [INFO] finished tweaking crates.io crate fall 0.1.2 [INFO] tweaked toml for crates.io crate fall 0.1.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 99 packages [INFO] [stderr] Adding ascii-canvas v1.0.0 (latest: v3.0.0) [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding block-buffer v0.7.3 (latest: v0.10.4) [INFO] [stderr] Adding block-padding v0.1.5 (latest: v0.3.3) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding digest v0.8.1 (latest: v0.10.7) [INFO] [stderr] Adding ena v0.11.0 (latest: v0.14.2) [INFO] [stderr] Adding fixedbitset v0.1.9 (latest: v0.5.6) [INFO] [stderr] Adding frunk v0.2.4 (latest: v0.4.2) [INFO] [stderr] Adding frunk_core v0.2.4 (latest: v0.4.2) [INFO] [stderr] Adding frunk_derives v0.2.4 (latest: v0.4.2) [INFO] [stderr] Adding frunk_proc_macro_helpers v0.0.2 (latest: v0.1.2) [INFO] [stderr] Adding frunk_proc_macros v0.0.2 (latest: v0.1.2) [INFO] [stderr] Adding frunk_proc_macros_impl v0.0.2 (latest: v0.1.1) [INFO] [stderr] Adding futures v0.1.31 (latest: v0.3.30) [INFO] [stderr] Adding generic-array v0.12.4 (latest: v1.0.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding itertools v0.8.2 (latest: v0.12.1) [INFO] [stderr] Adding lalrpop v0.16.3 (latest: v0.20.2) [INFO] [stderr] Adding lalrpop-util v0.16.3 (latest: v0.20.2) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding opaque-debug v0.2.3 (latest: v0.3.1) [INFO] [stderr] Adding ordermap v0.3.5 (latest: v0.4.2) [INFO] [stderr] Adding petgraph v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding phf_generator v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding phf_shared v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.79) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.35) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.3) [INFO] [stderr] Adding sha2 v0.8.2 (latest: v0.10.8) [INFO] [stderr] Adding siphasher v0.2.3 (latest: v1.0.1) [INFO] [stderr] Adding string_cache v0.7.5 (latest: v0.8.7) [INFO] [stderr] Adding string_cache_codegen v0.4.4 (latest: v0.5.2) [INFO] [stderr] Adding strsim v0.10.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.58) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding term v0.4.6 (latest: v0.7.0) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded term v0.4.6 [INFO] [stderr] Downloaded ordermap v0.3.5 [INFO] [stderr] Downloaded ascii-canvas v1.0.0 [INFO] [stderr] Downloaded docopt v1.1.1 [INFO] [stderr] Downloaded lalrpop-util v0.16.3 [INFO] [stderr] Downloaded ena v0.11.0 [INFO] [stderr] Downloaded string_cache_codegen v0.4.4 [INFO] [stderr] Downloaded string_cache_shared v0.3.0 [INFO] [stderr] Downloaded string_cache v0.7.5 [INFO] [stderr] Downloaded lalrpop v0.16.3 [INFO] [stderr] Downloaded frunk_proc_macros_impl v0.0.2 [INFO] [stderr] Downloaded frunk_proc_macro_helpers v0.0.2 [INFO] [stderr] Downloaded frunk_proc_macros v0.0.2 [INFO] [stderr] Downloaded frunk_derives v0.2.4 [INFO] [stderr] Downloaded frunk_core v0.2.4 [INFO] [stderr] Downloaded frunk v0.2.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e421e6abf1d7f20a965d67b8711f274de2ee5c3d21a39c6b2cde8f397f708da5 [INFO] running `Command { std: "docker" "start" "-a" "e421e6abf1d7f20a965d67b8711f274de2ee5c3d21a39c6b2cde8f397f708da5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e421e6abf1d7f20a965d67b8711f274de2ee5c3d21a39c6b2cde8f397f708da5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e421e6abf1d7f20a965d67b8711f274de2ee5c3d21a39c6b2cde8f397f708da5", kill_on_drop: false }` [INFO] [stdout] e421e6abf1d7f20a965d67b8711f274de2ee5c3d21a39c6b2cde8f397f708da5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f5372208a6a9ee08a4a78da235801255a55b37001da0a1a1b07efd9eb8e41d92 [INFO] running `Command { std: "docker" "start" "-a" "f5372208a6a9ee08a4a78da235801255a55b37001da0a1a1b07efd9eb8e41d92", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling regex-syntax v0.8.3 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling frunk_core v0.2.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling new_debug_unreachable v1.0.6 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling either v1.10.0 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Compiling ena v0.11.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Checking quote v0.6.13 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Compiling lalrpop-util v0.16.3 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling ascii-canvas v1.0.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling diff v0.1.13 [INFO] [stderr] Compiling generic-array v0.12.4 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Compiling sha2 v0.8.2 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Compiling frunk_proc_macro_helpers v0.0.2 [INFO] [stderr] Compiling frunk_proc_macros_impl v0.0.2 [INFO] [stderr] Compiling frunk_derives v0.2.4 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking frunk_proc_macros v0.0.2 [INFO] [stderr] Checking frunk v0.2.4 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Compiling regex v1.10.4 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling docopt v1.1.1 [INFO] [stderr] Compiling lalrpop v0.16.3 [INFO] [stderr] Compiling fall v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/fall-b60ad631f133e47c/out/grammar.rs:4966:5 [INFO] [stdout] | [INFO] [stdout] 4966 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4966 - (__0) [INFO] [stdout] 4966 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/fall-b60ad631f133e47c/out/grammar.rs:4977:5 [INFO] [stdout] | [INFO] [stdout] 4977 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4977 - (__0) [INFO] [stdout] 4977 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/fall-b60ad631f133e47c/out/grammar.rs:4988:5 [INFO] [stdout] | [INFO] [stdout] 4988 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4988 - (__0) [INFO] [stdout] 4988 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/fall-b60ad631f133e47c/out/grammar.rs:4999:5 [INFO] [stdout] | [INFO] [stdout] 4999 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4999 - (__0) [INFO] [stdout] 4999 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/fall-b60ad631f133e47c/out/grammar.rs:4966:5 [INFO] [stdout] | [INFO] [stdout] 4966 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4966 - (__0) [INFO] [stdout] 4966 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/fall-b60ad631f133e47c/out/grammar.rs:4977:5 [INFO] [stdout] | [INFO] [stdout] 4977 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4977 - (__0) [INFO] [stdout] 4977 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/fall-b60ad631f133e47c/out/grammar.rs:4988:5 [INFO] [stdout] | [INFO] [stdout] 4988 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4988 - (__0) [INFO] [stdout] 4988 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/fall-b60ad631f133e47c/out/grammar.rs:4999:5 [INFO] [stdout] | [INFO] [stdout] 4999 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4999 - (__0) [INFO] [stdout] 4999 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/util.rs:10:46 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn box_stream(stream: S) -> Box + Send> [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 an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 | pub fn box_stream(stream: S) -> Box + Send> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/util.rs:10:46 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn box_stream(stream: S) -> Box + Send> [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 an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 | pub fn box_stream(stream: S) -> Box + Send> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval.rs:69:14 [INFO] [stdout] | [INFO] [stdout] 69 | ) -> Box + Send> { [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 an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 69 | ) -> Box + Send> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval.rs:90:14 [INFO] [stdout] | [INFO] [stdout] 90 | ) -> Box + Send> { [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 an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 90 | ) -> Box + Send> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval.rs:69:14 [INFO] [stdout] | [INFO] [stdout] 69 | ) -> Box + Send> { [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 an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 69 | ) -> Box + Send> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval.rs:90:14 [INFO] [stdout] | [INFO] [stdout] 90 | ) -> Box + Send> { [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 an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 90 | ) -> Box + Send> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `to_triple` is never used [INFO] [stdout] --> /opt/rustwide/target/debug/build/fall-b60ad631f133e47c/out/grammar.rs:5288:8 [INFO] [stdout] | [INFO] [stdout] 5287 | pub trait __ToTriple<'input, > { [INFO] [stdout] | ---------- associated function in this trait [INFO] [stdout] 5288 | fn to_triple(value: Self) -> Result<(usize,Token<'input>,usize), __lalrpop_util::ParseError, &'static str>>; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `to_triple` is never used [INFO] [stdout] --> /opt/rustwide/target/debug/build/fall-b60ad631f133e47c/out/grammar.rs:5288:8 [INFO] [stdout] | [INFO] [stdout] 5287 | pub trait __ToTriple<'input, > { [INFO] [stdout] | ---------- associated function in this trait [INFO] [stdout] 5288 | fn to_triple(value: Self) -> Result<(usize,Token<'input>,usize), __lalrpop_util::ParseError, &'static str>>; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.70s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.16.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "f5372208a6a9ee08a4a78da235801255a55b37001da0a1a1b07efd9eb8e41d92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5372208a6a9ee08a4a78da235801255a55b37001da0a1a1b07efd9eb8e41d92", kill_on_drop: false }` [INFO] [stdout] f5372208a6a9ee08a4a78da235801255a55b37001da0a1a1b07efd9eb8e41d92