[INFO] cloning repository https://github.com/YohananDiamond/lisp.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YohananDiamond/lisp.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYohananDiamond%2Flisp.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYohananDiamond%2Flisp.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 381d1a1ffa88740030009eb3066f8854ed0f2c7b
[INFO] checking YohananDiamond/lisp.rs against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYohananDiamond%2Flisp.rs" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/YohananDiamond/lisp.rs on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/YohananDiamond/lisp.rs
[INFO] finished tweaking git repo https://github.com/YohananDiamond/lisp.rs
[INFO] tweaked toml for git repo https://github.com/YohananDiamond/lisp.rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac8955f4623e622198134f123553c142f4943cafc967d32ae10ec7804f05fe36
[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" "ac8955f4623e622198134f123553c142f4943cafc967d32ae10ec7804f05fe36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac8955f4623e622198134f123553c142f4943cafc967d32ae10ec7804f05fe36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac8955f4623e622198134f123553c142f4943cafc967d32ae10ec7804f05fe36", kill_on_drop: false }`
[INFO] [stdout] ac8955f4623e622198134f123553c142f4943cafc967d32ae10ec7804f05fe36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 1068336ab7a8b5f8d91d3b4962e34a08aaa5d31da1008dfeb5a11e66c69a3dc8
[INFO] running `Command { std: "docker" "start" "-a" "1068336ab7a8b5f8d91d3b4962e34a08aaa5d31da1008dfeb5a11e66c69a3dc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking crisp v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `list`
[INFO] [stdout]   --> src/lib/interpreter.rs:90:40
[INFO] [stdout]    |
[INFO] [stdout] 90 | ...                   Data::List(list) => self.eval(Ok(item.clone())), // Function recursion
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `list`
[INFO] [stdout]   --> src/lib/interpreter.rs:90:40
[INFO] [stdout]    |
[INFO] [stdout] 90 | ...                   Data::List(list) => self.eval(Ok(item.clone())), // Function recursion
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.74s
[INFO] running `Command { std: "docker" "inspect" "1068336ab7a8b5f8d91d3b4962e34a08aaa5d31da1008dfeb5a11e66c69a3dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1068336ab7a8b5f8d91d3b4962e34a08aaa5d31da1008dfeb5a11e66c69a3dc8", kill_on_drop: false }`
[INFO] [stdout] 1068336ab7a8b5f8d91d3b4962e34a08aaa5d31da1008dfeb5a11e66c69a3dc8