[INFO] fetching crate palladium 0.0.26... [INFO] checking palladium-0.0.26 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate palladium 0.0.26 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate palladium 0.0.26 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", 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-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded iridium v0.0.33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 708615142f0a4aea128fd84737966ccf02c04aa5500200f1de7f3d139cabf248 [INFO] running `Command { std: "docker" "start" "-a" "708615142f0a4aea128fd84737966ccf02c04aa5500200f1de7f3d139cabf248", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "708615142f0a4aea128fd84737966ccf02c04aa5500200f1de7f3d139cabf248", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "708615142f0a4aea128fd84737966ccf02c04aa5500200f1de7f3d139cabf248", kill_on_drop: false }` [INFO] [stdout] 708615142f0a4aea128fd84737966ccf02c04aa5500200f1de7f3d139cabf248 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 629401dd6ea678907717edef3e2c0935937db98ade5d95238db121c55c3e383c [INFO] running `Command { std: "docker" "start" "-a" "629401dd6ea678907717edef3e2c0935937db98ade5d95238db121c55c3e383c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Compiling serde v1.0.116 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking bincode v1.3.1 [INFO] [stderr] Checking iridium v0.0.33 [INFO] [stderr] Checking palladium v0.0.26 (/opt/rustwide/workdir) [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 a macro (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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [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] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [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 a macro (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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [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] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [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: 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 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: associated function is never used: `print_asm` [INFO] [stdout] --> src/visitor.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn print_asm(&self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `print_used_registers` [INFO] [stdout] --> src/visitor.rs:46:12 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn print_used_registers(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `print_free_registers` [INFO] [stdout] --> src/visitor.rs:55:12 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn print_free_registers(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `AdditionOperator` [INFO] [stdout] --> src/tokens.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | AdditionOperator, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SubtractionOperator` [INFO] [stdout] --> src/tokens.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | SubtractionOperator, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `MultiplicationOperator` [INFO] [stdout] --> src/tokens.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | MultiplicationOperator, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DivisionOperator` [INFO] [stdout] --> src/tokens.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | DivisionOperator, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Integer` [INFO] [stdout] --> src/tokens.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Integer{ value: i64 }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Float` [INFO] [stdout] --> src/tokens.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Float{ value: f64}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Factor` [INFO] [stdout] --> src/tokens.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Factor{ value: Box }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Term` [INFO] [stdout] --> src/tokens.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | Term{ left: Box, right: Vec<(Token, Token)> }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Expression` [INFO] [stdout] --> src/tokens.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | Expression{ left: Box, right: Vec<(Token, Token)> }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Program` [INFO] [stdout] --> src/tokens.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | Program{ expressions: Vec } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `assembler` [INFO] [stdout] --> src/visitor.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | assembler: Assembler, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/visitor.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn new() -> Compiler { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `compile` [INFO] [stdout] --> src/visitor.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn compile(&mut self) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `print_asm` [INFO] [stdout] --> src/visitor.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn print_asm(&self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `print_used_registers` [INFO] [stdout] --> src/visitor.rs:46:12 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn print_used_registers(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `print_free_registers` [INFO] [stdout] --> src/visitor.rs:55:12 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn print_free_registers(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `generate_test_program` [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: 27 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 54.36s [INFO] running `Command { std: "docker" "inspect" "629401dd6ea678907717edef3e2c0935937db98ade5d95238db121c55c3e383c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "629401dd6ea678907717edef3e2c0935937db98ade5d95238db121c55c3e383c", kill_on_drop: false }` [INFO] [stdout] 629401dd6ea678907717edef3e2c0935937db98ade5d95238db121c55c3e383c