[INFO] cloning repository https://github.com/daogilvie/rust-monkey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daogilvie/rust-monkey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaogilvie%2Frust-monkey", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaogilvie%2Frust-monkey'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e85553928443db6b7bea08cffb63ff27717da79b
[INFO] checking daogilvie/rust-monkey against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaogilvie%2Frust-monkey" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/daogilvie/rust-monkey on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/daogilvie/rust-monkey
[INFO] finished tweaking git repo https://github.com/daogilvie/rust-monkey
[INFO] tweaked toml for git repo https://github.com/daogilvie/rust-monkey written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/daogilvie/rust-monkey already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 369f3c798244c871470ec6c8f8cc2b3da4948bd6fd4678d287bd9abe4e19e8d3
[INFO] running `Command { std: "docker" "start" "-a" "369f3c798244c871470ec6c8f8cc2b3da4948bd6fd4678d287bd9abe4e19e8d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "369f3c798244c871470ec6c8f8cc2b3da4948bd6fd4678d287bd9abe4e19e8d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "369f3c798244c871470ec6c8f8cc2b3da4948bd6fd4678d287bd9abe4e19e8d3", kill_on_drop: false }`
[INFO] [stdout] 369f3c798244c871470ec6c8f8cc2b3da4948bd6fd4678d287bd9abe4e19e8d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45d9aac7f9fd52b8f2d04c3233ec6952429f9b14e8088f04527c907de02add2e
[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" "45d9aac7f9fd52b8f2d04c3233ec6952429f9b14e8088f04527c907de02add2e", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `with_str`
[INFO] [stdout]   --> src/lex.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn with_str<'a>(token_type: TokenType, lit: &'a str) -> Token {
[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: `get_statements`
[INFO] [stdout]    --> src/parse.rs:131:16
[INFO] [stdout]     |
[INFO] [stdout] 131 |         pub fn get_statements(&self) -> &Vec<StatementNode<'a>> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "45d9aac7f9fd52b8f2d04c3233ec6952429f9b14e8088f04527c907de02add2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45d9aac7f9fd52b8f2d04c3233ec6952429f9b14e8088f04527c907de02add2e", kill_on_drop: false }`
[INFO] [stdout] 45d9aac7f9fd52b8f2d04c3233ec6952429f9b14e8088f04527c907de02add2e