[INFO] cloning repository https://github.com/mcmacker4/lispure
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mcmacker4/lispure" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcmacker4%2Flispure", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcmacker4%2Flispure'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd67d792a878ca2c13b08bcb86c9b866ac2d00e6
[INFO] checking mcmacker4/lispure against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcmacker4%2Flispure" "/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/mcmacker4/lispure on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mcmacker4/lispure
[INFO] finished tweaking git repo https://github.com/mcmacker4/lispure
[INFO] tweaked toml for git repo https://github.com/mcmacker4/lispure written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mcmacker4/lispure already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1ef2788ad1dbae49c7478c6c744734cf313606e9d44284e69a31076befe9ed7
[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" "f1ef2788ad1dbae49c7478c6c744734cf313606e9d44284e69a31076befe9ed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1ef2788ad1dbae49c7478c6c744734cf313606e9d44284e69a31076befe9ed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1ef2788ad1dbae49c7478c6c744734cf313606e9d44284e69a31076befe9ed7", kill_on_drop: false }`
[INFO] [stdout] f1ef2788ad1dbae49c7478c6c744734cf313606e9d44284e69a31076befe9ed7
[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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "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] 7526988e06c73ec3786df66e558ea736ab99974623311970ffea5a23f6c93792
[INFO] running `Command { std: "docker" "start" "-a" "7526988e06c73ec3786df66e558ea736ab99974623311970ffea5a23f6c93792", kill_on_drop: false }`
[INFO] [stderr]     Checking lispure v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter::IntoIterator`
[INFO] [stdout]  --> src/nodes.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::IntoIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]  --> src/context/builtins.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::IntoIterator`
[INFO] [stdout]  --> src/nodes.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::IntoIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]  --> src/context/builtins.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Float`
[INFO] [stdout]   --> src/parser/tokens.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Float(f64),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Set`
[INFO] [stdout]   --> src/nodes.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Set(HashSet<NodePtr>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Map`
[INFO] [stdout]   --> src/nodes.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Map(HashMap<NodePtr, NodePtr>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_list`
[INFO] [stdout]   --> src/nodes.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn is_list(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_child`
[INFO] [stdout]   --> src/context/mod.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn new_child(parent: &Rc<Self>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_var`
[INFO] [stdout]   --> src/context/mod.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn get_var(&self, name: &str) -> Option<&NodePtr> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_var`
[INFO] [stdout]   --> src/context/mod.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn set_var(&mut self, name: &str, value: NodePtr) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parent`
[INFO] [stdout]   --> src/context/mod.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn parent(&self) -> &Option<Rc<EvalContext>> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parent_mut`
[INFO] [stdout]   --> src/context/mod.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn parent_mut(&mut self) -> &mut Option<Rc<EvalContext>> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert_builtin`
[INFO] [stdout]   --> src/context/mod.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub fn insert_builtin(&mut self, name: String, builtin: Builtin) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Float`
[INFO] [stdout]   --> src/parser/tokens.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Float(f64),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Set`
[INFO] [stdout]   --> src/nodes.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Set(HashSet<NodePtr>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Map`
[INFO] [stdout]   --> src/nodes.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Map(HashMap<NodePtr, NodePtr>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_list`
[INFO] [stdout]   --> src/nodes.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn is_list(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_child`
[INFO] [stdout]   --> src/context/mod.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn new_child(parent: &Rc<Self>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_var`
[INFO] [stdout]   --> src/context/mod.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn get_var(&self, name: &str) -> Option<&NodePtr> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_var`
[INFO] [stdout]   --> src/context/mod.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn set_var(&mut self, name: &str, value: NodePtr) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parent`
[INFO] [stdout]   --> src/context/mod.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn parent(&self) -> &Option<Rc<EvalContext>> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parent_mut`
[INFO] [stdout]   --> src/context/mod.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn parent_mut(&mut self) -> &mut Option<Rc<EvalContext>> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert_builtin`
[INFO] [stdout]   --> src/context/mod.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub fn insert_builtin(&mut self, name: String, builtin: Builtin) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "7526988e06c73ec3786df66e558ea736ab99974623311970ffea5a23f6c93792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7526988e06c73ec3786df66e558ea736ab99974623311970ffea5a23f6c93792", kill_on_drop: false }`
[INFO] [stdout] 7526988e06c73ec3786df66e558ea736ab99974623311970ffea5a23f6c93792