[INFO] cloning repository https://github.com/dklahn99/c-compiler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dklahn99/c-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdklahn99%2Fc-compiler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdklahn99%2Fc-compiler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b80ef03e05cfab1875278cb3cd006f6d335b2e8e [INFO] checking dklahn99/c-compiler against master#e1613686e0efc80a1a18b1263625450a8de3fb04 for pr-154492-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdklahn99%2Fc-compiler" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/dklahn99/c-compiler [INFO] finished tweaking git repo https://github.com/dklahn99/c-compiler [INFO] tweaked toml for git repo https://github.com/dklahn99/c-compiler written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/dklahn99/c-compiler on toolchain e1613686e0efc80a1a18b1263625450a8de3fb04 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e1613686e0efc80a1a18b1263625450a8de3fb04" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/dklahn99/c-compiler 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" "+e1613686e0efc80a1a18b1263625450a8de3fb04" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+e1613686e0efc80a1a18b1263625450a8de3fb04" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8103c66b5d38477a135199771e8250ce416f62e5f241d00991cdd255528b316a [INFO] running `Command { std: "docker" "start" "-a" "8103c66b5d38477a135199771e8250ce416f62e5f241d00991cdd255528b316a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8103c66b5d38477a135199771e8250ce416f62e5f241d00991cdd255528b316a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8103c66b5d38477a135199771e8250ce416f62e5f241d00991cdd255528b316a", kill_on_drop: false }` [INFO] [stdout] 8103c66b5d38477a135199771e8250ce416f62e5f241d00991cdd255528b316a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+e1613686e0efc80a1a18b1263625450a8de3fb04" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ee06b671beea279da79394640b3a517357c6df5eb720880cb1c8c40b3652dde5 [INFO] running `Command { std: "docker" "start" "-a" "ee06b671beea279da79394640b3a517357c6df5eb720880cb1c8c40b3652dde5", kill_on_drop: false }` [INFO] [stderr] Checking compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/cfg.rs:205:9 [INFO] [stdout] | [INFO] [stdout] 205 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::parser::parse` [INFO] [stdout] --> src/cfg.rs:206:9 [INFO] [stdout] | [INFO] [stdout] 206 | use crate::parser::parse; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::symantic_check::check_syntax` [INFO] [stdout] --> src/cfg.rs:207:9 [INFO] [stdout] | [INFO] [stdout] 207 | use crate::symantic_check::check_syntax; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::tokenizer::tokenize` [INFO] [stdout] --> src/cfg.rs:208:9 [INFO] [stdout] | [INFO] [stdout] 208 | use crate::tokenizer::tokenize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::read_to_string` [INFO] [stdout] --> src/cfg.rs:209:9 [INFO] [stdout] | [INFO] [stdout] 209 | use std::fs::read_to_string; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/codegen.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/codegen.rs:95:9 [INFO] [stdout] | [INFO] [stdout] 95 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::parser::parse` [INFO] [stdout] --> src/codegen.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | use crate::parser::parse; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::symantic_check::check_syntax` [INFO] [stdout] --> src/codegen.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | use crate::symantic_check::check_syntax; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::tokenizer::tokenize` [INFO] [stdout] --> src/codegen.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | use crate::tokenizer::tokenize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::read_to_string` [INFO] [stdout] --> src/codegen.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | use std::fs::read_to_string; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/parser.rs:242:9 [INFO] [stdout] | [INFO] [stdout] 242 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::tokenizer::tokenize` [INFO] [stdout] --> src/parser.rs:243:9 [INFO] [stdout] | [INFO] [stdout] 243 | use crate::tokenizer::tokenize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/symantic_check.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::parser::parse` [INFO] [stdout] --> src/symantic_check.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | use crate::parser::parse; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::tokenizer::tokenize` [INFO] [stdout] --> src/symantic_check.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | use crate::tokenizer::tokenize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::read_to_string` [INFO] [stdout] --> src/symantic_check.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | use std::fs::read_to_string; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/tokenizer.rs:131:9 [INFO] [stdout] | [INFO] [stdout] 131 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/codegen.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `R10`, `R11`, `R12`, `R13`, `R14`, and `R15` are never constructed [INFO] [stdout] --> src/codegen.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 16 | enum RegisterGP { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 23 | R10, [INFO] [stdout] | ^^^ [INFO] [stdout] 24 | R11, [INFO] [stdout] | ^^^ [INFO] [stdout] 25 | R12, [INFO] [stdout] | ^^^ [INFO] [stdout] 26 | R13, [INFO] [stdout] | ^^^ [INFO] [stdout] 27 | R14, [INFO] [stdout] | ^^^ [INFO] [stdout] 28 | R15, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `make_symbol_table` is never used [INFO] [stdout] --> src/symbol_table.rs:107:8 [INFO] [stdout] | [INFO] [stdout] 107 | fn make_symbol_table() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tokenizer.rs:25:25 [INFO] [stdout] | [INFO] [stdout] 25 | fn tokenize_operator(s: &str) -> Result<(Token, usize), ()> { [INFO] [stdout] | ^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 25 | fn tokenize_operator(s: &str) -> Result<(Token<'_>, usize), ()> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tokenizer.rs:51:31 [INFO] [stdout] | [INFO] [stdout] 51 | fn tokenize_string_literal(s: &str) -> Result<(Token, usize), ()> { [INFO] [stdout] | ^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 51 | fn tokenize_string_literal(s: &str) -> Result<(Token<'_>, usize), ()> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tokenizer.rs:69:38 [INFO] [stdout] | [INFO] [stdout] 69 | fn tokenize_keywords_integers_ids(s: &str) -> Result<(Token, usize), ()> { [INFO] [stdout] | ^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 69 | fn tokenize_keywords_integers_ids(s: &str) -> Result<(Token<'_>, usize), ()> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tokenizer.rs:96:20 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn tokenize(s: &str) -> Result, String> { [INFO] [stdout] | ^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 96 | pub fn tokenize(s: &str) -> Result>, String> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `R10`, `R11`, `R12`, `R13`, `R14`, and `R15` are never constructed [INFO] [stdout] --> src/codegen.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 16 | enum RegisterGP { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 23 | R10, [INFO] [stdout] | ^^^ [INFO] [stdout] 24 | R11, [INFO] [stdout] | ^^^ [INFO] [stdout] 25 | R12, [INFO] [stdout] | ^^^ [INFO] [stdout] 26 | R13, [INFO] [stdout] | ^^^ [INFO] [stdout] 27 | R14, [INFO] [stdout] | ^^^ [INFO] [stdout] 28 | R15, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tokenizer.rs:25:25 [INFO] [stdout] | [INFO] [stdout] 25 | fn tokenize_operator(s: &str) -> Result<(Token, usize), ()> { [INFO] [stdout] | ^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 25 | fn tokenize_operator(s: &str) -> Result<(Token<'_>, usize), ()> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tokenizer.rs:51:31 [INFO] [stdout] | [INFO] [stdout] 51 | fn tokenize_string_literal(s: &str) -> Result<(Token, usize), ()> { [INFO] [stdout] | ^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 51 | fn tokenize_string_literal(s: &str) -> Result<(Token<'_>, usize), ()> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tokenizer.rs:69:38 [INFO] [stdout] | [INFO] [stdout] 69 | fn tokenize_keywords_integers_ids(s: &str) -> Result<(Token, usize), ()> { [INFO] [stdout] | ^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 69 | fn tokenize_keywords_integers_ids(s: &str) -> Result<(Token<'_>, usize), ()> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tokenizer.rs:96:20 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn tokenize(s: &str) -> Result, String> { [INFO] [stdout] | ^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 96 | pub fn tokenize(s: &str) -> Result>, String> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s [INFO] running `Command { std: "docker" "inspect" "ee06b671beea279da79394640b3a517357c6df5eb720880cb1c8c40b3652dde5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee06b671beea279da79394640b3a517357c6df5eb720880cb1c8c40b3652dde5", kill_on_drop: false }` [INFO] [stdout] ee06b671beea279da79394640b3a517357c6df5eb720880cb1c8c40b3652dde5