[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 try#5d9095c550fcec9e458ce8d6b0c04a217641db66 for pr-77153
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYohananDiamond%2Flisp.rs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/YohananDiamond/lisp.rs on toolchain 5d9095c550fcec9e458ce8d6b0c04a217641db66
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 890e82b9665ef2f7ed12213c6eb33f230e07837964e84450c9af10a1c9ebb925
[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" "890e82b9665ef2f7ed12213c6eb33f230e07837964e84450c9af10a1c9ebb925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "890e82b9665ef2f7ed12213c6eb33f230e07837964e84450c9af10a1c9ebb925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "890e82b9665ef2f7ed12213c6eb33f230e07837964e84450c9af10a1c9ebb925", kill_on_drop: false }`
[INFO] [stdout] 890e82b9665ef2f7ed12213c6eb33f230e07837964e84450c9af10a1c9ebb925
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd4f4ec96a9036ecf5b80c27917c8916db86233fe215edb6a6092a46dc2bbe8a
[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" "bd4f4ec96a9036ecf5b80c27917c8916db86233fe215edb6a6092a46dc2bbe8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling quote v1.0.7
[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: 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.52s
[INFO] running `Command { std: "docker" "inspect" "bd4f4ec96a9036ecf5b80c27917c8916db86233fe215edb6a6092a46dc2bbe8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd4f4ec96a9036ecf5b80c27917c8916db86233fe215edb6a6092a46dc2bbe8a", kill_on_drop: false }`
[INFO] [stdout] bd4f4ec96a9036ecf5b80c27917c8916db86233fe215edb6a6092a46dc2bbe8a