[INFO] cloning repository https://github.com/Yhtiyar/lisp-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Yhtiyar/lisp-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYhtiyar%2Flisp-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYhtiyar%2Flisp-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b94cf0c9e92c411478ae6696f05b91e542807f41
[INFO] building Yhtiyar/lisp-rust against master#9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19 for pr-117684
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYhtiyar%2Flisp-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Yhtiyar/lisp-rust on toolchain 9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Yhtiyar/lisp-rust
[INFO] finished tweaking git repo https://github.com/Yhtiyar/lisp-rust
[INFO] tweaked toml for git repo https://github.com/Yhtiyar/lisp-rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Yhtiyar/lisp-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] building Yhtiyar/lisp-rust against try#53e03135c36e913ff664ce8329041b7e3c2fd358 for pr-117684
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYhtiyar%2Flisp-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Yhtiyar/lisp-rust on toolchain 53e03135c36e913ff664ce8329041b7e3c2fd358
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Yhtiyar/lisp-rust
[INFO] finished tweaking git repo https://github.com/Yhtiyar/lisp-rust
[INFO] tweaked toml for git repo https://github.com/Yhtiyar/lisp-rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Yhtiyar/lisp-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] building Yhtiyar/lisp-rust against try#53e03135c36e913ff664ce8329041b7e3c2fd358 for pr-117684
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYhtiyar%2Flisp-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Yhtiyar/lisp-rust on toolchain 53e03135c36e913ff664ce8329041b7e3c2fd358
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Yhtiyar/lisp-rust
[INFO] finished tweaking git repo https://github.com/Yhtiyar/lisp-rust
[INFO] tweaked toml for git repo https://github.com/Yhtiyar/lisp-rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Yhtiyar/lisp-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d29ec7a169af93d1ec428ec58d5bf83de324bae47089dc96e2575058eee02886
[INFO] running `Command { std: "docker" "start" "-a" "d29ec7a169af93d1ec428ec58d5bf83de324bae47089dc96e2575058eee02886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d29ec7a169af93d1ec428ec58d5bf83de324bae47089dc96e2575058eee02886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d29ec7a169af93d1ec428ec58d5bf83de324bae47089dc96e2575058eee02886", kill_on_drop: false }`
[INFO] [stdout] d29ec7a169af93d1ec428ec58d5bf83de324bae47089dc96e2575058eee02886
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 859728fca9b0121e0373bd141ee23059f06bcd510d312838caf7cb436ba29cd1
[INFO] running `Command { std: "docker" "start" "-a" "859728fca9b0121e0373bd141ee23059f06bcd510d312838caf7cb436ba29cd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling lisp-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `fs::read`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs::read, io::stdin};
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `InvalidCharacter` and `InvalidIdentifier` are never constructed
[INFO] [stdout]   --> src/lexer.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub enum LexerError {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] 26 |     InvalidCharacter(char),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 27 |     InvalidIdentifier(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LexerError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Native` and `UserDefined` are never constructed
[INFO] [stdout]   --> src/nodes.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum Function {
[INFO] [stdout]    |          -------- variants in this enum
[INFO] [stdout] 17 |     Native(NativeFunction),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 18 |     UserDefined(UserDefinedFunction),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Function` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `evaluate` is never used
[INFO] [stdout]    --> src/nodes.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 106 | impl Value {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] 107 |     pub fn evaluate(&self, scope: &Scope) -> Value {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parse` is never used
[INFO] [stdout]   --> src/parser.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl Parser {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn parse(&mut self) -> Result<Node, ParserError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parseProgram` should have a snake case name
[INFO] [stdout]   --> src/parser.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn parseProgram(&mut self) -> Result<Node, ParserError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^ help: convert the identifier to snake case: `parse_program`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "859728fca9b0121e0373bd141ee23059f06bcd510d312838caf7cb436ba29cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "859728fca9b0121e0373bd141ee23059f06bcd510d312838caf7cb436ba29cd1", kill_on_drop: false }`
[INFO] [stdout] 859728fca9b0121e0373bd141ee23059f06bcd510d312838caf7cb436ba29cd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e563cbd00a2ca3f9bda1da887d64ae3068abd2c0096a6ed397cbe88adea74a7
[INFO] running `Command { std: "docker" "start" "-a" "3e563cbd00a2ca3f9bda1da887d64ae3068abd2c0096a6ed397cbe88adea74a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling lisp-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `fs::read`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs::read, io::stdin};
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `InvalidCharacter` and `InvalidIdentifier` are never constructed
[INFO] [stdout]   --> src/lexer.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub enum LexerError {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] 26 |     InvalidCharacter(char),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 27 |     InvalidIdentifier(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LexerError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Native` and `UserDefined` are never constructed
[INFO] [stdout]   --> src/nodes.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum Function {
[INFO] [stdout]    |          -------- variants in this enum
[INFO] [stdout] 17 |     Native(NativeFunction),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 18 |     UserDefined(UserDefinedFunction),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Function` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `evaluate` is never used
[INFO] [stdout]    --> src/nodes.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 106 | impl Value {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] 107 |     pub fn evaluate(&self, scope: &Scope) -> Value {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parseProgram` should have a snake case name
[INFO] [stdout]   --> src/parser.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn parseProgram(&mut self) -> Result<Node, ParserError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^ help: convert the identifier to snake case: `parse_program`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "3e563cbd00a2ca3f9bda1da887d64ae3068abd2c0096a6ed397cbe88adea74a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e563cbd00a2ca3f9bda1da887d64ae3068abd2c0096a6ed397cbe88adea74a7", kill_on_drop: false }`
[INFO] [stdout] 3e563cbd00a2ca3f9bda1da887d64ae3068abd2c0096a6ed397cbe88adea74a7