[INFO] cloning repository https://github.com/LavenderQAQ/fusion-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LavenderQAQ/fusion-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLavenderQAQ%2Ffusion-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLavenderQAQ%2Ffusion-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f76bc89a27d539649b01bf57522443aa25e11d2
[INFO] checking LavenderQAQ/fusion-compiler/6f76bc89a27d539649b01bf57522443aa25e11d2 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLavenderQAQ%2Ffusion-compiler" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LavenderQAQ/fusion-compiler on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LavenderQAQ/fusion-compiler
[INFO] finished tweaking git repo https://github.com/LavenderQAQ/fusion-compiler
[INFO] tweaked toml for git repo https://github.com/LavenderQAQ/fusion-compiler written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/LavenderQAQ/fusion-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c322f35fd51beea9857167ee53b4910ad2c13efff0d122e9bf5e0ef727c69e8c
[INFO] running `Command { std: "docker" "start" "-a" "c322f35fd51beea9857167ee53b4910ad2c13efff0d122e9bf5e0ef727c69e8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c322f35fd51beea9857167ee53b4910ad2c13efff0d122e9bf5e0ef727c69e8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c322f35fd51beea9857167ee53b4910ad2c13efff0d122e9bf5e0ef727c69e8c", kill_on_drop: false }`
[INFO] [stdout] c322f35fd51beea9857167ee53b4910ad2c13efff0d122e9bf5e0ef727c69e8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ed2d1a7a5c88c2db74c6bf22969d933b17a6db3c3b726544c422997dfb75f79
[INFO] running `Command { std: "docker" "start" "-a" "0ed2d1a7a5c88c2db74c6bf22969d933b17a6db3c3b726544c422997dfb75f79", kill_on_drop: false }`
[INFO] [stderr]     Checking fusion-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]    --> src/ast/mod.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub struct ASTBinaryOperator {
[INFO] [stdout]     |            ----------------- field in this struct
[INFO] [stdout] 164 |     kind: ASTBinaryOperatorKind,
[INFO] [stdout] 165 |     token: Token,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ASTBinaryOperator` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `length` is never used
[INFO] [stdout]   --> src/ast/lexer.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl TextSpan {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn length(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `peek_char` is never used
[INFO] [stdout]    --> src/ast/lexer.rs:116:8
[INFO] [stdout]     |
[INFO] [stdout] 53  | impl<'a> Lexer<'a> {
[INFO] [stdout]     | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 116 |     fn peek_char(&self) -> Option<char> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]    --> src/ast/mod.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub struct ASTBinaryOperator {
[INFO] [stdout]     |            ----------------- field in this struct
[INFO] [stdout] 164 |     kind: ASTBinaryOperatorKind,
[INFO] [stdout] 165 |     token: Token,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ASTBinaryOperator` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `length` is never used
[INFO] [stdout]   --> src/ast/lexer.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl TextSpan {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn length(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `peek_char` is never used
[INFO] [stdout]    --> src/ast/lexer.rs:116:8
[INFO] [stdout]     |
[INFO] [stdout] 53  | impl<'a> Lexer<'a> {
[INFO] [stdout]     | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 116 |     fn peek_char(&self) -> Option<char> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "0ed2d1a7a5c88c2db74c6bf22969d933b17a6db3c3b726544c422997dfb75f79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ed2d1a7a5c88c2db74c6bf22969d933b17a6db3c3b726544c422997dfb75f79", kill_on_drop: false }`
[INFO] [stdout] 0ed2d1a7a5c88c2db74c6bf22969d933b17a6db3c3b726544c422997dfb75f79