[INFO] cloning repository https://github.com/benzenma123/FSOL
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benzenma123/FSOL" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenzenma123%2FFSOL", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenzenma123%2FFSOL'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f61ef4a918910a7bec2b39ec520796fead20633
[INFO] checking benzenma123/FSOL against master#6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd for pr-153721
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenzenma123%2FFSOL" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/benzenma123/FSOL
[INFO] finished tweaking git repo https://github.com/benzenma123/FSOL
[INFO] tweaked toml for git repo https://github.com/benzenma123/FSOL written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/benzenma123/FSOL on toolchain 6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/benzenma123/FSOL 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" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 390d6e4f3259a63a55e1f5b183c52faef023c29d014aeb1548492b31d68b7d8d
[INFO] running `Command { std: "docker" "start" "390d6e4f3259a63a55e1f5b183c52faef023c29d014aeb1548492b31d68b7d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "390d6e4f3259a63a55e1f5b183c52faef023c29d014aeb1548492b31d68b7d8d" "/opt/rustwide/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "390d6e4f3259a63a55e1f5b183c52faef023c29d014aeb1548492b31d68b7d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "390d6e4f3259a63a55e1f5b183c52faef023c29d014aeb1548492b31d68b7d8d" "/opt/rustwide/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking fsol_compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Hash` is never constructed
[INFO] [stdout]   --> src/lexer.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub enum Token {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 38 |     Hash,          // # (comment start)
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Hash` is never constructed
[INFO] [stdout]   --> src/lexer.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub enum Token {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 38 |     Hash,          // # (comment start)
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> src/lexer.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub struct TokenWithSpan {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 62 |     pub token: Token,
[INFO] [stdout] 63 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenWithSpan` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> src/lexer.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub struct TokenWithSpan {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 62 |     pub token: Token,
[INFO] [stdout] 63 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenWithSpan` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `condition` and `body` are never read
[INFO] [stdout]    --> src/parser.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     If {
[INFO] [stdout]     |     -- fields in this variant
[INFO] [stdout] 108 |         condition: Condition,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 109 |         body: Vec<Statement>,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `InspArm` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `condition` is never read
[INFO] [stdout]    --> src/parser.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     ElseIf {
[INFO] [stdout]     |     ------ field in this variant
[INFO] [stdout] 112 |         condition: Condition,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `InspArm` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `qualifier`, `lhs`, and `rhs` are never read
[INFO] [stdout]    --> src/parser.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub struct Condition {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 122 |     pub qualifier: Option<String>,  // "all"
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 123 |     pub lhs: String,                // "load"
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 124 |     pub rhs: String,                // "true" / "false"
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Condition` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `arg` is never read
[INFO] [stdout]    --> src/parser.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub struct CommandMapping {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 139 |     pub arg: String,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CommandMapping` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `peek_next` is never used
[INFO] [stdout]    --> src/parser.rs:169:8
[INFO] [stdout]     |
[INFO] [stdout] 151 | impl Parser {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 169 |     fn peek_next(&self) -> &Token {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_ast` is never used
[INFO] [stdout]    --> src/parser.rs:641:8
[INFO] [stdout]     |
[INFO] [stdout] 641 | pub fn print_ast(program: &Program) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `condition` and `body` are never read
[INFO] [stdout]    --> src/parser.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     If {
[INFO] [stdout]     |     -- fields in this variant
[INFO] [stdout] 108 |         condition: Condition,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 109 |         body: Vec<Statement>,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `InspArm` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `condition` is never read
[INFO] [stdout]    --> src/parser.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     ElseIf {
[INFO] [stdout]     |     ------ field in this variant
[INFO] [stdout] 112 |         condition: Condition,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `InspArm` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `qualifier`, `lhs`, and `rhs` are never read
[INFO] [stdout]    --> src/parser.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub struct Condition {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 122 |     pub qualifier: Option<String>,  // "all"
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 123 |     pub lhs: String,                // "load"
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 124 |     pub rhs: String,                // "true" / "false"
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Condition` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `arg` is never read
[INFO] [stdout]    --> src/parser.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub struct CommandMapping {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 139 |     pub arg: String,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CommandMapping` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `peek_next` is never used
[INFO] [stdout]    --> src/parser.rs:169:8
[INFO] [stdout]     |
[INFO] [stdout] 151 | impl Parser {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 169 |     fn peek_next(&self) -> &Token {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_ast` is never used
[INFO] [stdout]    --> src/parser.rs:641:8
[INFO] [stdout]     |
[INFO] [stdout] 641 | pub fn print_ast(program: &Program) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `indent` is never used
[INFO] [stdout]    --> src/parser.rs:652:4
[INFO] [stdout]     |
[INFO] [stdout] 652 | fn indent(level: usize) -> String {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_function` is never used
[INFO] [stdout]    --> src/parser.rs:656:4
[INFO] [stdout]     |
[INFO] [stdout] 656 | fn print_function(f: &FunctionBlock, level: usize) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_statement` is never used
[INFO] [stdout]    --> src/parser.rs:663:4
[INFO] [stdout]     |
[INFO] [stdout] 663 | fn print_statement(stmt: &Statement, level: usize) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `gen_insp_arm` is never used
[INFO] [stdout]    --> src/codegen.rs:385:8
[INFO] [stdout]     |
[INFO] [stdout]  19 | impl CodeGen {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 385 |     fn gen_insp_arm(&mut self, _arm: &InspArm) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `indent` is never used
[INFO] [stdout]    --> src/parser.rs:652:4
[INFO] [stdout]     |
[INFO] [stdout] 652 | fn indent(level: usize) -> String {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_function` is never used
[INFO] [stdout]    --> src/parser.rs:656:4
[INFO] [stdout]     |
[INFO] [stdout] 656 | fn print_function(f: &FunctionBlock, level: usize) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_statement` is never used
[INFO] [stdout]    --> src/parser.rs:663:4
[INFO] [stdout]     |
[INFO] [stdout] 663 | fn print_statement(stmt: &Statement, level: usize) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `gen_insp_arm` is never used
[INFO] [stdout]    --> src/codegen.rs:385:8
[INFO] [stdout]     |
[INFO] [stdout]  19 | impl CodeGen {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 385 |     fn gen_insp_arm(&mut self, _arm: &InspArm) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "390d6e4f3259a63a55e1f5b183c52faef023c29d014aeb1548492b31d68b7d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "390d6e4f3259a63a55e1f5b183c52faef023c29d014aeb1548492b31d68b7d8d", kill_on_drop: false }`
[INFO] [stdout] 390d6e4f3259a63a55e1f5b183c52faef023c29d014aeb1548492b31d68b7d8d
