[INFO] fetching crate palladium 0.0.26... [INFO] checking palladium-0.0.26 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate palladium 0.0.26 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate palladium 0.0.26 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 palladium 0.0.26 [INFO] finished tweaking crates.io crate palladium 0.0.26 [INFO] tweaked toml for crates.io crate palladium 0.0.26 written to /workspace/builds/worker-1-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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 81 packages [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 clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding env_logger v0.5.13 (latest: v0.11.3) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding nom v4.2.3 (latest: v7.1.3) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [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 strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding uuid v0.7.4 (latest: v1.8.0) [INFO] [stderr] Adding version_check v0.1.5 (latest: v0.9.4) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] [stderr] Adding yaml-rust v0.3.5 (latest: v0.4.5) [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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded iridium v0.0.33 [INFO] [stderr] Downloaded yaml-rust v0.3.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e7495fa3344773df3d6605730f93bda5bcbee2fe9272e58078f7f61f1c8f8889 [INFO] running `Command { std: "docker" "start" "-a" "e7495fa3344773df3d6605730f93bda5bcbee2fe9272e58078f7f61f1c8f8889", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e7495fa3344773df3d6605730f93bda5bcbee2fe9272e58078f7f61f1c8f8889", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7495fa3344773df3d6605730f93bda5bcbee2fe9272e58078f7f61f1c8f8889", kill_on_drop: false }` [INFO] [stdout] e7495fa3344773df3d6605730f93bda5bcbee2fe9272e58078f7f61f1c8f8889 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f5f9c4cc6caae831cbfb530e638e6bc5d0d47cd3d299fd462ed8c5eb29898e66 [INFO] running `Command { std: "docker" "start" "-a" "f5f9c4cc6caae831cbfb530e638e6bc5d0d47cd3d299fd462ed8c5eb29898e66", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking regex-syntax v0.8.3 [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 version_check v0.1.5 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking iridium v0.0.33 [INFO] [stderr] Checking palladium v0.0.26 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/operator_parsers.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | /// Looks for any of the operands [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/operator_parsers.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokens::Token` [INFO] [stdout] --> src/operator_parsers.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | use tokens::Token; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `nom::types::CompleteStr` [INFO] [stdout] --> src/operator_parsers.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | use nom::types::CompleteStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/expression_parsers.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/program_parsers.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `tag_s`: Please use `tag` instead [INFO] [stdout] --> src/factor_parsers.rs:51:1 [INFO] [stdout] | [INFO] [stdout] 51 | / named!(pub factor, [INFO] [stdout] 52 | | ws!( [INFO] [stdout] 53 | | do_parse!( [INFO] [stdout] 54 | | f: alt!( [INFO] [stdout] ... | [INFO] [stdout] 65 | | ) [INFO] [stdout] 66 | | ); [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `wrap_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `tag_s`: Please use `tag` instead [INFO] [stdout] --> src/factor_parsers.rs:51:1 [INFO] [stdout] | [INFO] [stdout] 51 | / named!(pub factor, [INFO] [stdout] 52 | | ws!( [INFO] [stdout] 53 | | do_parse!( [INFO] [stdout] 54 | | f: alt!( [INFO] [stdout] ... | [INFO] [stdout] 65 | | ) [INFO] [stdout] 66 | | ); [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `wrap_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/factor_parsers.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/term_parsers.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/operator_parsers.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | /// Looks for any of the operands [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Token` is imported redundantly [INFO] [stdout] --> src/operator_parsers.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 32 | use super::*; [INFO] [stdout] | -------- the item `Token` is already imported here [INFO] [stdout] 33 | use tokens::Token; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `CompleteStr` is imported redundantly [INFO] [stdout] --> src/operator_parsers.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 32 | use super::*; [INFO] [stdout] | -------- the item `CompleteStr` is already imported here [INFO] [stdout] 33 | use tokens::Token; [INFO] [stdout] 34 | use nom::types::CompleteStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `tag_s`: Please use `tag` instead [INFO] [stdout] --> src/factor_parsers.rs:51:1 [INFO] [stdout] | [INFO] [stdout] 51 | / named!(pub factor, [INFO] [stdout] 52 | | ws!( [INFO] [stdout] 53 | | do_parse!( [INFO] [stdout] 54 | | f: alt!( [INFO] [stdout] ... | [INFO] [stdout] 65 | | ) [INFO] [stdout] 66 | | ); [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `wrap_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `tag_s`: Please use `tag` instead [INFO] [stdout] --> src/factor_parsers.rs:51:1 [INFO] [stdout] | [INFO] [stdout] 51 | / named!(pub factor, [INFO] [stdout] 52 | | ws!( [INFO] [stdout] 53 | | do_parse!( [INFO] [stdout] 54 | | f: alt!( [INFO] [stdout] ... | [INFO] [stdout] 65 | | ) [INFO] [stdout] 66 | | ); [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `wrap_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/tokens.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Token { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] 3 | AdditionOperator, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 4 | SubtractionOperator, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 5 | MultiplicationOperator, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 6 | DivisionOperator, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 7 | Integer{ value: i64 }, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 8 | Float{ value: f64}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 9 | Factor{ value: Box }, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 10 | Term{ left: Box, right: Vec<(Token, Token)> }, [INFO] [stdout] | ^^^^ [INFO] [stdout] 11 | Expression{ left: Box, right: Vec<(Token, Token)> }, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 12 | Program{ expressions: Vec } [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `assembler` is never read [INFO] [stdout] --> src/visitor.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Compiler{ [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 13 | assembler: Assembler, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `compile`, `print_asm`, `print_used_registers`, and `print_free_registers` are never used [INFO] [stdout] --> src/visitor.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl Compiler { [INFO] [stdout] | ------------- associated items in this implementation [INFO] [stdout] 17 | pub fn new() -> Compiler { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn compile(&mut self) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | pub fn print_asm(&self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | pub fn print_used_registers(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | pub fn print_free_registers(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `generate_test_program` is never used [INFO] [stdout] --> src/visitor.rs:159:8 [INFO] [stdout] | [INFO] [stdout] 159 | fn generate_test_program(expr: &str) -> Token { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bytecode` [INFO] [stdout] --> src/visitor.rs:184:13 [INFO] [stdout] | [INFO] [stdout] 184 | let bytecode = compiler.compile(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytecode` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bytecode` [INFO] [stdout] --> src/visitor.rs:192:13 [INFO] [stdout] | [INFO] [stdout] 192 | let bytecode = compiler.compile(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytecode` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parsed_o` [INFO] [stdout] --> src/factor_parsers.rs:83:17 [INFO] [stdout] | [INFO] [stdout] 83 | let parsed_o = o.parse::().unwrap(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parsed_o` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parsed_o` [INFO] [stdout] --> src/factor_parsers.rs:93:17 [INFO] [stdout] | [INFO] [stdout] 93 | let parsed_o = o.parse::().unwrap(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parsed_o` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `print_asm`, `print_used_registers`, and `print_free_registers` are never used [INFO] [stdout] --> src/visitor.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl Compiler { [INFO] [stdout] | ------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 40 | pub fn print_asm(&self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | pub fn print_used_registers(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | pub fn print_free_registers(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.10s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3 [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" "f5f9c4cc6caae831cbfb530e638e6bc5d0d47cd3d299fd462ed8c5eb29898e66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5f9c4cc6caae831cbfb530e638e6bc5d0d47cd3d299fd462ed8c5eb29898e66", kill_on_drop: false }` [INFO] [stdout] f5f9c4cc6caae831cbfb530e638e6bc5d0d47cd3d299fd462ed8c5eb29898e66