[INFO] cloning repository https://github.com/jst-r/lof-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jst-r/lof-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjst-r%2Flof-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjst-r%2Flof-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4541a0150e12d339c234719d6eca8385eb2e6334
[INFO] testing jst-r/lof-lang against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjst-r%2Flof-lang" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jst-r/lof-lang
[INFO] finished tweaking git repo https://github.com/jst-r/lof-lang
[INFO] tweaked toml for git repo https://github.com/jst-r/lof-lang written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jst-r/lof-lang on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jst-r/lof-lang 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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "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 toml_edit v0.21.1
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[INFO] [stdout] f5fa67f15f4e653e8e9f9aa4d2044a83c2cfc7524481f1f2dbc1ac48a3de6101
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[INFO] running `Command { std: "docker" "inspect" "f5fa67f15f4e653e8e9f9aa4d2044a83c2cfc7524481f1f2dbc1ac48a3de6101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5fa67f15f4e653e8e9f9aa4d2044a83c2cfc7524481f1f2dbc1ac48a3de6101", kill_on_drop: false }`
[INFO] [stdout] f5fa67f15f4e653e8e9f9aa4d2044a83c2cfc7524481f1f2dbc1ac48a3de6101
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e9738130ff6278249ae57b03903391e9da83fcca24611c4c53c2a9c5efa83af
[INFO] running `Command { std: "docker" "start" "-a" "8e9738130ff6278249ae57b03903391e9da83fcca24611c4c53c2a9c5efa83af", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling indexmap v2.2.3
[INFO] [stderr]    Compiling toml_edit v0.21.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling proc-macro-crate v3.1.0
[INFO] [stderr]    Compiling num_enum_derive v0.7.2
[INFO] [stderr]    Compiling num_enum v0.7.2
[INFO] [stderr]    Compiling lof-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `compiler::scanner::Scanner` and `virtual_machine::chunk::disassemble_operation`
[INFO] [stdout]    --> src/compiler/compiler.rs:215:17
[INFO] [stdout]     |
[INFO] [stdout] 215 |     use crate::{compiler::scanner::Scanner, virtual_machine::chunk::disassemble_operation};
[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: `Scanner`
[INFO] [stdout]    --> src/compiler/scanner.rs:297:17
[INFO] [stdout]     |
[INFO] [stdout] 297 |     use super::{Scanner, ScannerResult};
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/compiler/compiler.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 109 | /         loop {
[INFO] [stdout] 110 | |             let infix_rule = ParseRule::from_token(&self.peek()?).infix.unwrap();
[INFO] [stdout] 111 | |             infix_rule(self)?;
[INFO] [stdout] 112 | |         }
[INFO] [stdout]     | |_________- any code following this expression is unreachable
[INFO] [stdout] 113 |
[INFO] [stdout] 114 |           Ok(())
[INFO] [stdout]     |           ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kind`
[INFO] [stdout]   --> src/compiler/compiler.rs:98:27
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn consume(&mut self, kind: TokenKind) {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_kind`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `precedence`
[INFO] [stdout]    --> src/compiler/compiler.rs:102:36
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn parse_precedence(&mut self, precedence: Precedence) -> Result<(), CompilerError> {
[INFO] [stdout]     |                                    ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precedence`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/compiler/compiler.rs:168:32
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn error_at_current(&self, err: ScannerError) {
[INFO] [stdout]     |                                ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `source` is never read
[INFO] [stdout]   --> src/compiler/scanner.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct Scanner<'source> {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 53 |     tokens: Vec<ScannerResult<'source>>,
[INFO] [stdout] 54 |     source: &'source str,
[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 `assert_kind` is never used
[INFO] [stdout]    --> src/compiler/scanner.rs:299:8
[INFO] [stdout]     |
[INFO] [stdout] 299 |     fn assert_kind(token: ScannerResult, kind: TokenKind) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assert_eof` is never used
[INFO] [stdout]    --> src/compiler/scanner.rs:303:8
[INFO] [stdout]     |
[INFO] [stdout] 303 |     fn assert_eof(token: ScannerResult) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/compiler/compiler.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn peek(&mut self) -> Result<Token, CompilerError> {
[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] 94 |     fn peek(&mut self) -> Result<Token<'_>, CompilerError> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/compiler/compiler.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         dbg!(self.peek());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let _ = dbg!(self.peek());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `chunk::Chunk`, `op_code::OpCode`, `token::TokenKind`, and `vm::VM`
[INFO] [stdout]  --> src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |         token::TokenKind,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     },
[INFO] [stdout] 6 |     virtual_machine::{chunk::Chunk, op_code::OpCode, vm::VM},
[INFO] [stdout]   |                       ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.95s
[INFO] running `Command { std: "docker" "inspect" "8e9738130ff6278249ae57b03903391e9da83fcca24611c4c53c2a9c5efa83af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e9738130ff6278249ae57b03903391e9da83fcca24611c4c53c2a9c5efa83af", kill_on_drop: false }`
[INFO] [stdout] 8e9738130ff6278249ae57b03903391e9da83fcca24611c4c53c2a9c5efa83af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e63df798958980fefb7b1efa4dc3ad54878c1b6aa3e16410f00d87f8259278ef
[INFO] running `Command { std: "docker" "start" "-a" "e63df798958980fefb7b1efa4dc3ad54878c1b6aa3e16410f00d87f8259278ef", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `compiler::scanner::Scanner` and `virtual_machine::chunk::disassemble_operation`
[INFO] [stdout]    --> src/compiler/compiler.rs:215:17
[INFO] [stdout]     |
[INFO] [stdout] 215 |     use crate::{compiler::scanner::Scanner, virtual_machine::chunk::disassemble_operation};
[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: `Scanner`
[INFO] [stdout]    --> src/compiler/scanner.rs:297:17
[INFO] [stdout]     |
[INFO] [stdout] 297 |     use super::{Scanner, ScannerResult};
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/compiler/compiler.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 109 | /         loop {
[INFO] [stdout] 110 | |             let infix_rule = ParseRule::from_token(&self.peek()?).infix.unwrap();
[INFO] [stdout] 111 | |             infix_rule(self)?;
[INFO] [stdout] 112 | |         }
[INFO] [stdout]     | |_________- any code following this expression is unreachable
[INFO] [stdout] 113 |
[INFO] [stdout] 114 |           Ok(())
[INFO] [stdout]     |           ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kind`
[INFO] [stdout]   --> src/compiler/compiler.rs:98:27
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn consume(&mut self, kind: TokenKind) {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_kind`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `precedence`
[INFO] [stdout]    --> src/compiler/compiler.rs:102:36
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn parse_precedence(&mut self, precedence: Precedence) -> Result<(), CompilerError> {
[INFO] [stdout]     |                                    ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precedence`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/compiler/compiler.rs:168:32
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn error_at_current(&self, err: ScannerError) {
[INFO] [stdout]     |                                ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `source` is never read
[INFO] [stdout]   --> src/compiler/scanner.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct Scanner<'source> {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 53 |     tokens: Vec<ScannerResult<'source>>,
[INFO] [stdout] 54 |     source: &'source str,
[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 `assert_kind` is never used
[INFO] [stdout]    --> src/compiler/scanner.rs:299:8
[INFO] [stdout]     |
[INFO] [stdout] 299 |     fn assert_kind(token: ScannerResult, kind: TokenKind) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assert_eof` is never used
[INFO] [stdout]    --> src/compiler/scanner.rs:303:8
[INFO] [stdout]     |
[INFO] [stdout] 303 |     fn assert_eof(token: ScannerResult) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/compiler/compiler.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn peek(&mut self) -> Result<Token, CompilerError> {
[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] 94 |     fn peek(&mut self) -> Result<Token<'_>, CompilerError> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/compiler/compiler.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         dbg!(self.peek());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let _ = dbg!(self.peek());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lof-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `chunk::Chunk`, `op_code::OpCode`, `token::TokenKind`, and `vm::VM`
[INFO] [stdout]  --> src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |         token::TokenKind,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     },
[INFO] [stdout] 6 |     virtual_machine::{chunk::Chunk, op_code::OpCode, vm::VM},
[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: `virtual_machine::chunk::disassemble_operation`
[INFO] [stdout]    --> src/compiler/compiler.rs:215:45
[INFO] [stdout]     |
[INFO] [stdout] 215 |     use crate::{compiler::scanner::Scanner, virtual_machine::chunk::disassemble_operation};
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/compiler/compiler.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 109 | /         loop {
[INFO] [stdout] 110 | |             let infix_rule = ParseRule::from_token(&self.peek()?).infix.unwrap();
[INFO] [stdout] 111 | |             infix_rule(self)?;
[INFO] [stdout] 112 | |         }
[INFO] [stdout]     | |_________- any code following this expression is unreachable
[INFO] [stdout] 113 |
[INFO] [stdout] 114 |           Ok(())
[INFO] [stdout]     |           ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kind`
[INFO] [stdout]   --> src/compiler/compiler.rs:98:27
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn consume(&mut self, kind: TokenKind) {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_kind`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `precedence`
[INFO] [stdout]    --> src/compiler/compiler.rs:102:36
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn parse_precedence(&mut self, precedence: Precedence) -> Result<(), CompilerError> {
[INFO] [stdout]     |                                    ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precedence`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/compiler/compiler.rs:168:32
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn error_at_current(&self, err: ScannerError) {
[INFO] [stdout]     |                                ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `source` is never read
[INFO] [stdout]   --> src/compiler/scanner.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct Scanner<'source> {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 53 |     tokens: Vec<ScannerResult<'source>>,
[INFO] [stdout] 54 |     source: &'source str,
[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/compiler/compiler.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn peek(&mut self) -> Result<Token, CompilerError> {
[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] 94 |     fn peek(&mut self) -> Result<Token<'_>, CompilerError> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/compiler/compiler.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         dbg!(self.peek());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let _ = dbg!(self.peek());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "e63df798958980fefb7b1efa4dc3ad54878c1b6aa3e16410f00d87f8259278ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e63df798958980fefb7b1efa4dc3ad54878c1b6aa3e16410f00d87f8259278ef", kill_on_drop: false }`
[INFO] [stdout] e63df798958980fefb7b1efa4dc3ad54878c1b6aa3e16410f00d87f8259278ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 034085abb4840625a783f7f7975da8837e017b70b79932071dcfd834915a345f
[INFO] running `Command { std: "docker" "start" "-a" "034085abb4840625a783f7f7975da8837e017b70b79932071dcfd834915a345f", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `compiler::scanner::Scanner` and `virtual_machine::chunk::disassemble_operation`
[INFO] [stderr]    --> src/compiler/compiler.rs:215:17
[INFO] [stderr]     |
[INFO] [stderr] 215 |     use crate::{compiler::scanner::Scanner, virtual_machine::chunk::disassemble_operation};
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Scanner`
[INFO] [stderr]    --> src/compiler/scanner.rs:297:17
[INFO] [stderr]     |
[INFO] [stderr] 297 |     use super::{Scanner, ScannerResult};
[INFO] [stderr]     |                 ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/compiler/compiler.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 109 | /         loop {
[INFO] [stderr] 110 | |             let infix_rule = ParseRule::from_token(&self.peek()?).infix.unwrap();
[INFO] [stderr] 111 | |             infix_rule(self)?;
[INFO] [stderr] 112 | |         }
[INFO] [stderr]     | |_________- any code following this expression is unreachable
[INFO] [stderr] 113 |
[INFO] [stderr] 114 |           Ok(())
[INFO] [stderr]     |           ^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `kind`
[INFO] [stderr]   --> src/compiler/compiler.rs:98:27
[INFO] [stderr]    |
[INFO] [stderr] 98 |     fn consume(&mut self, kind: TokenKind) {
[INFO] [stderr]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_kind`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `precedence`
[INFO] [stderr]    --> src/compiler/compiler.rs:102:36
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn parse_precedence(&mut self, precedence: Precedence) -> Result<(), CompilerError> {
[INFO] [stderr]     |                                    ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precedence`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/compiler/compiler.rs:168:32
[INFO] [stderr]     |
[INFO] [stderr] 168 |     fn error_at_current(&self, err: ScannerError) {
[INFO] [stderr]     |                                ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: field `source` is never read
[INFO] [stderr]   --> src/compiler/scanner.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub struct Scanner<'source> {
[INFO] [stderr]    |            ------- field in this struct
[INFO] [stderr] 53 |     tokens: Vec<ScannerResult<'source>>,
[INFO] [stderr] 54 |     source: &'source str,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `assert_kind` is never used
[INFO] [stderr]    --> src/compiler/scanner.rs:299:8
[INFO] [stderr]     |
[INFO] [stderr] 299 |     fn assert_kind(token: ScannerResult, kind: TokenKind) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `assert_eof` is never used
[INFO] [stderr]    --> src/compiler/scanner.rs:303:8
[INFO] [stderr]     |
[INFO] [stderr] 303 |     fn assert_eof(token: ScannerResult) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/compiler/compiler.rs:94:13
[INFO] [stderr]    |
[INFO] [stderr] 94 |     fn peek(&mut self) -> Result<Token, CompilerError> {
[INFO] [stderr]    |             ^^^^^^^^^            ^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |             |
[INFO] [stderr]    |             the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 94 |     fn peek(&mut self) -> Result<Token<'_>, CompilerError> {
[INFO] [stderr]    |                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/compiler/compiler.rs:161:9
[INFO] [stderr]     |
[INFO] [stderr] 161 |         dbg!(self.peek());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 161 |         let _ = dbg!(self.peek());
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `virtual_machine::chunk::disassemble_operation`
[INFO] [stderr]    --> src/compiler/compiler.rs:215:45
[INFO] [stderr]     |
[INFO] [stderr] 215 |     use crate::{compiler::scanner::Scanner, virtual_machine::chunk::disassemble_operation};
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `lof-lang` (lib) generated 11 warnings (run `cargo fix --lib -p lof-lang` to apply 6 suggestions)
[INFO] [stderr] warning: `lof-lang` (lib test) generated 8 warnings (7 duplicates) (run `cargo fix --lib -p lof-lang --tests` to apply 1 suggestion)
[INFO] [stderr] warning: unused imports: `chunk::Chunk`, `op_code::OpCode`, `token::TokenKind`, and `vm::VM`
[INFO] [stderr]  --> src/main.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |         token::TokenKind,
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 5 |     },
[INFO] [stderr] 6 |     virtual_machine::{chunk::Chunk, op_code::OpCode, vm::VM},
[INFO] [stderr]   |                       ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `lof-lang` (bin "lof-lang" test) generated 1 warning (run `cargo fix --bin "lof-lang" -p lof-lang --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lof_lang-8ba35d6c87b0724f)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test virtual_machine::vm::test::arithmetic ... ok
[INFO] [stdout] test compiler::scanner::test::a_few_tokens ... ok
[INFO] [stdout] test compiler::compiler::test::the_very_basics ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- compiler::compiler::test::the_very_basics stdout ----
[INFO] [stdout] [src/compiler/compiler.rs:161:9] self.peek() = Ok(
[INFO] [stdout]     Token {
[INFO] [stdout]         kind: Plus,
[INFO] [stdout]         lexeme: "+",
[INFO] [stdout]         literal: None,
[INFO] [stdout]         line: 0,
[INFO] [stdout]         id: 2,
[INFO] [stdout]     },
[INFO] [stdout] )
[INFO] [stdout] 
[INFO] [stdout] thread 'compiler::compiler::test::the_very_basics' (26) panicked at src/compiler/compiler.rs:162:49:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: ParseFloatError { kind: Invalid }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5b00885bbb92 - std[3b51380354919863]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5b00885bbb92 - std[3b51380354919863]::backtrace_rs::backtrace::trace_unsynchronized::<std[3b51380354919863]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5b00885bbb92 - std[3b51380354919863]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5b00885bbb92 - <<std[3b51380354919863]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[27de1724e4349be2]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5b00885d11aa - <core[27de1724e4349be2]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5b00885d11aa - core[27de1724e4349be2]::fmt::write
[INFO] [stdout]    6:     0x5b00885c0a56 - std[3b51380354919863]::io::default_write_fmt::<alloc[a57f19327c0ad893]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5b00885c0a56 - <alloc[a57f19327c0ad893]::vec::Vec<u8> as std[3b51380354919863]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5b008859a2ef - <std[3b51380354919863]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5b008859a2ef - std[3b51380354919863]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5b00885b3e79 - std[3b51380354919863]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5b008854f8be - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5b008854f8be - test[182b2e79ecd7bbd9]::test_main_with_exit_callback::<test[182b2e79ecd7bbd9]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5b00885b4032 - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5b00885b4032 - std[3b51380354919863]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5b008859a3a8 - std[3b51380354919863]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5b008858f629 - std[3b51380354919863]::sys::backtrace::__rust_end_short_backtrace::<std[3b51380354919863]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5b008859b1fd - __rustc[d79c0ace40940972]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5b00885d18bc - core[27de1724e4349be2]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5b00885d1632 - core[27de1724e4349be2]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5b0088533dba - <core[27de1724e4349be2]::result::Result<f64, core[27de1724e4349be2]::num::dec2flt::ParseFloatError>>::unwrap
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5b0088533dba - <lof_lang[6c25e99d5a22f973]::compiler::compiler::Compiler>::number
[INFO] [stdout]                                at /opt/rustwide/workdir/src/compiler/compiler.rs:162:49
[INFO] [stdout]   22:     0x5b00885332fe - <lof_lang[6c25e99d5a22f973]::compiler::compiler::Compiler>::parse_precedence
[INFO] [stdout]                                at /opt/rustwide/workdir/src/compiler/compiler.rs:105:9
[INFO] [stdout]   23:     0x5b0088532eff - <lof_lang[6c25e99d5a22f973]::compiler::compiler::Compiler>::expression
[INFO] [stdout]                                at /opt/rustwide/workdir/src/compiler/compiler.rs:118:14
[INFO] [stdout]   24:     0x5b0088533e6e - <lof_lang[6c25e99d5a22f973]::compiler::compiler::Compiler>::compile
[INFO] [stdout]                                at /opt/rustwide/workdir/src/compiler/compiler.rs:88:14
[INFO] [stdout]   25:     0x5b0088534543 - lof_lang[6c25e99d5a22f973]::compiler::compiler::test::the_very_basics
[INFO] [stdout]                                at /opt/rustwide/workdir/src/compiler/compiler.rs:221:18
[INFO] [stdout]   26:     0x5b00885320b7 - lof_lang[6c25e99d5a22f973]::compiler::compiler::test::the_very_basics::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/compiler/compiler.rs:218:25
[INFO] [stdout]   27:     0x5b008853b6b6 - <lof_lang[6c25e99d5a22f973]::compiler::compiler::test::the_very_basics::{closure#0} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x5b0088543c6b - <fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5b0088543c6b - test[182b2e79ecd7bbd9]::__rust_begin_short_backtrace::<core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>, fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:663:18
[INFO] [stdout]   30:     0x5b00885504ca - test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:74
[INFO] [stdout]   31:     0x5b00885504ca - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   32:     0x5b00885504ca - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5b00885504ca - std[3b51380354919863]::panicking::catch_unwind::<core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>, core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5b00885504ca - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5b00885504ca - test[182b2e79ecd7bbd9]::run_test_in_process
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:27
[INFO] [stdout]   36:     0x5b00885504ca - test[182b2e79ecd7bbd9]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:607:43
[INFO] [stdout]   37:     0x5b008854ba74 - test[182b2e79ecd7bbd9]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:637:41
[INFO] [stdout]   38:     0x5b008854ba74 - std[3b51380354919863]::sys::backtrace::__rust_begin_short_backtrace::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x5b0088552fc2 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   40:     0x5b0088552fc2 - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   41:     0x5b0088552fc2 - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x5b0088552fc2 - std[3b51380354919863]::panicking::catch_unwind::<(), core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x5b0088552fc2 - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x5b0088552fc2 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   45:     0x5b0088552fc2 - <std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x5b00885bb43f - <alloc[a57f19327c0ad893]::boxed::Box<dyn core[27de1724e4349be2]::ops::function::FnOnce<(), Output = ()> + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   47:     0x5b00885bb43f - <std[3b51380354919863]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   48:     0x72e60e6d5aa4 - <unknown>
[INFO] [stdout]   49:     0x72e60e762a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     compiler::compiler::test::the_very_basics
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "034085abb4840625a783f7f7975da8837e017b70b79932071dcfd834915a345f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "034085abb4840625a783f7f7975da8837e017b70b79932071dcfd834915a345f", kill_on_drop: false }`
[INFO] [stdout] 034085abb4840625a783f7f7975da8837e017b70b79932071dcfd834915a345f
