[INFO] cloning repository https://github.com/AcrylicShrimp/titi-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AcrylicShrimp/titi-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAcrylicShrimp%2Ftiti-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAcrylicShrimp%2Ftiti-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 382e8a94ea55a20bcb271189eade43fe52f89432
[INFO] checking AcrylicShrimp/titi-lang against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAcrylicShrimp%2Ftiti-lang" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AcrylicShrimp/titi-lang on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AcrylicShrimp/titi-lang
[INFO] finished tweaking git repo https://github.com/AcrylicShrimp/titi-lang
[INFO] tweaked toml for git repo https://github.com/AcrylicShrimp/titi-lang written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/AcrylicShrimp/titi-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c88390eea4890a0983aa1a910a4bfc3d5f6a19f06940722dee3bdad2ebdbcac2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c88390eea4890a0983aa1a910a4bfc3d5f6a19f06940722dee3bdad2ebdbcac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c88390eea4890a0983aa1a910a4bfc3d5f6a19f06940722dee3bdad2ebdbcac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c88390eea4890a0983aa1a910a4bfc3d5f6a19f06940722dee3bdad2ebdbcac2", kill_on_drop: false }`
[INFO] [stdout] c88390eea4890a0983aa1a910a4bfc3d5f6a19f06940722dee3bdad2ebdbcac2
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be48c188d3546706ef56490cf654cf9a739098c51577695d7f0d97969649cd26
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "be48c188d3546706ef56490cf654cf9a739098c51577695d7f0d97969649cd26", kill_on_drop: false }`
[INFO] [stderr]     Checking titi-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `index`
[INFO] [stdout]   --> src/compiler/token.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn index(&self) -> usize {
[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: `line`
[INFO] [stdout]   --> src/compiler/token.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn line(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `line_offset`
[INFO] [stdout]   --> src/compiler/token.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn line_offset(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `content`
[INFO] [stdout]   --> src/compiler/token.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn content(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `index`
[INFO] [stdout]   --> src/compiler/token.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn index(&self) -> usize {
[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: `line`
[INFO] [stdout]   --> src/compiler/token.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn line(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `line_offset`
[INFO] [stdout]   --> src/compiler/token.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn line_offset(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `content`
[INFO] [stdout]   --> src/compiler/token.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn content(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "be48c188d3546706ef56490cf654cf9a739098c51577695d7f0d97969649cd26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be48c188d3546706ef56490cf654cf9a739098c51577695d7f0d97969649cd26", kill_on_drop: false }`
[INFO] [stdout] be48c188d3546706ef56490cf654cf9a739098c51577695d7f0d97969649cd26