[INFO] updating cached repository https://github.com/bwhetherington/rust-lisp
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7807a8d7f06aed76468a3df13fd60274eb297d67
[INFO] checking bwhetherington/rust-lisp against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbwhetherington%2Frust-lisp" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bwhetherington/rust-lisp on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/bwhetherington/rust-lisp
[INFO] finished tweaking git repo https://github.com/bwhetherington/rust-lisp
[INFO] tweaked toml for git repo https://github.com/bwhetherington/rust-lisp written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/bwhetherington/rust-lisp already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 013db39e55516499f9139abac73965667667fce2a6c3e9e3b1938072fa8cb7a2
[INFO] running `"docker" "start" "-a" "013db39e55516499f9139abac73965667667fce2a6c3e9e3b1938072fa8cb7a2"`
[INFO] [stderr]     Checking rust-lisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:191:17
[INFO] [stderr]     |
[INFO] [stderr] 191 |             'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' => true,
[INFO] [stderr]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:191:31
[INFO] [stderr]     |
[INFO] [stderr] 191 |             'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' => true,
[INFO] [stderr]     |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:191:45
[INFO] [stderr]     |
[INFO] [stderr] 191 |             'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' => true,
[INFO] [stderr]     |                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/interpreter.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `parser::Parser`
[INFO] [stderr]  --> src/intrinsics.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use parser::Parser;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/utils.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `environment::Environment`
[INFO] [stderr]  --> src/values.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use environment::Environment;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]  --> src/utils.rs:5:29
[INFO] [stderr]   |
[INFO] [stderr] 5 |     if let Some(home_dir) = env::home_dir() {
[INFO] [stderr]   |                             ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:191:17
[INFO] [stderr]     |
[INFO] [stderr] 191 |             'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' => true,
[INFO] [stderr]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:191:31
[INFO] [stderr]     |
[INFO] [stderr] 191 |             'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' => true,
[INFO] [stderr]     |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:191:45
[INFO] [stderr]     |
[INFO] [stderr] 191 |             'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' => true,
[INFO] [stderr]     |                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/interpreter.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `parser::Parser`
[INFO] [stderr]  --> src/intrinsics.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use parser::Parser;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/utils.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `environment::Environment`
[INFO] [stderr]  --> src/values.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use environment::Environment;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]  --> src/utils.rs:5:29
[INFO] [stderr]   |
[INFO] [stderr] 5 |     if let Some(home_dir) = env::home_dir() {
[INFO] [stderr]   |                             ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]    --> src/intrinsics.rs:174:20
[INFO] [stderr]     |
[INFO] [stderr] 174 |     pub fn _lambda(env: Env, exprs: Exprs) -> Output {
[INFO] [stderr]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num_values`
[INFO] [stderr]    --> src/intrinsics.rs:335:29
[INFO] [stderr]     |
[INFO] [stderr] 335 |                         let num_values = len - 1;
[INFO] [stderr]     |                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_values`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]    --> src/intrinsics.rs:174:20
[INFO] [stderr]     |
[INFO] [stderr] 174 |     pub fn _lambda(env: Env, exprs: Exprs) -> Output {
[INFO] [stderr]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num_values`
[INFO] [stderr]    --> src/intrinsics.rs:335:29
[INFO] [stderr]     |
[INFO] [stderr] 335 |                         let num_values = len - 1;
[INFO] [stderr]     |                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_values`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse_from_str`
[INFO] [stderr]   --> src/parser.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn parse_from_str(&mut self, s: &str) -> Parse {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `peak_char`
[INFO] [stderr]    --> src/parser.rs:170:5
[INFO] [stderr]     |
[INFO] [stderr] 170 |     fn peak_char<R: Read>(&mut self, r: &mut BufReader<R>) -> Option<char> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `FIELD_NAMES_FORMAT`
[INFO] [stderr]   --> src/intrinsics.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | const FIELD_NAMES_FORMAT: &'static str = "{}-field-names";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `cur_scope`
[INFO] [stderr]   --> src/environment.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn cur_scope(&self) -> &HashMap<String, Value> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse_from_str`
[INFO] [stderr]   --> src/parser.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn parse_from_str(&mut self, s: &str) -> Parse {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `peak_char`
[INFO] [stderr]    --> src/parser.rs:170:5
[INFO] [stderr]     |
[INFO] [stderr] 170 |     fn peak_char<R: Read>(&mut self, r: &mut BufReader<R>) -> Option<char> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `FIELD_NAMES_FORMAT`
[INFO] [stderr]   --> src/intrinsics.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | const FIELD_NAMES_FORMAT: &'static str = "{}-field-names";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `cur_scope`
[INFO] [stderr]   --> src/environment.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn cur_scope(&self) -> &HashMap<String, Value> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "013db39e55516499f9139abac73965667667fce2a6c3e9e3b1938072fa8cb7a2"`
[INFO] running `"docker" "rm" "-f" "013db39e55516499f9139abac73965667667fce2a6c3e9e3b1938072fa8cb7a2"`
[INFO] [stdout] 013db39e55516499f9139abac73965667667fce2a6c3e9e3b1938072fa8cb7a2