[INFO] cloning repository https://github.com/ujisati/interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ujisati/interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fujisati%2Finterpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fujisati%2Finterpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c87e2f0cdabd4e785e5dffdfb930b2e9d3d40ac
[INFO] testing ujisati/interpreter against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fujisati%2Finterpreter" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ujisati/interpreter
[INFO] finished tweaking git repo https://github.com/ujisati/interpreter
[INFO] tweaked toml for git repo https://github.com/ujisati/interpreter written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ujisati/interpreter on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ujisati/interpreter 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.67
[INFO] [stderr]   Downloaded ntest_test_cases v0.9.0
[INFO] [stderr]   Downloaded ntest_timeout v0.9.0
[INFO] [stderr]   Downloaded errno v0.3.4
[INFO] [stderr]   Downloaded ntest v0.9.0
[INFO] [stderr]   Downloaded regex v1.9.6
[INFO] [stderr]   Downloaded syn v2.0.37
[INFO] [stderr]   Downloaded aho-corasick v1.1.1
[INFO] [stderr]   Downloaded winnow v0.5.15
[INFO] [stderr]   Downloaded rustix v0.38.15
[INFO] [stderr]   Downloaded regex-automata v0.3.9
[INFO] [stderr]   Downloaded libc v0.2.148
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2db744e869d7890d2a11c8a7cef8f95ba81c0e8722caf13e922584dbc2b68057
[INFO] running `Command { std: "docker" "start" "-a" "2db744e869d7890d2a11c8a7cef8f95ba81c0e8722caf13e922584dbc2b68057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2db744e869d7890d2a11c8a7cef8f95ba81c0e8722caf13e922584dbc2b68057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2db744e869d7890d2a11c8a7cef8f95ba81c0e8722caf13e922584dbc2b68057", kill_on_drop: false }`
[INFO] [stdout] 2db744e869d7890d2a11c8a7cef8f95ba81c0e8722caf13e922584dbc2b68057
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18b4328d1649bba07f30f22ee566b12b14835cbc8765a0e23de2a1bb57c10a9e
[INFO] running `Command { std: "docker" "start" "-a" "18b4328d1649bba07f30f22ee566b12b14835cbc8765a0e23de2a1bb57c10a9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling hashbrown v0.14.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling winnow v0.5.15
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling rustix v0.38.15
[INFO] [stderr]    Compiling linux-raw-sys v0.4.8
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling indexmap v2.0.2
[INFO] [stderr]    Compiling aho-corasick v1.1.1
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.3.0
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling regex-automata v0.3.9
[INFO] [stderr]    Compiling macros v0.1.0 (/opt/rustwide/workdir/macros)
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling ntest_test_cases v0.9.0
[INFO] [stderr]    Compiling ntest_timeout v0.9.0
[INFO] [stderr]    Compiling regex v1.9.6
[INFO] [stderr]    Compiling ntest v0.9.0
[INFO] [stderr]    Compiling env_logger v0.10.0
[INFO] [stderr]    Compiling lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `TokenType` and `objects::ObjectType`
[INFO] [stdout]  --> src/ast.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 |     lexer::{Token, TokenType},
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout] 5 |     objects::ObjectType,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DebugString` and `Node`
[INFO] [stdout]  --> src/evaluator.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 |         Array, Block, Boolean, Call, DebugString, Expression, ExpressionStmt, FnLit, Identifier,
[INFO] [stdout]   |                                      ^^^^^^^^^^^
[INFO] [stdout] 4 |         If, Index, Infix, Integer, Let, Node, Prefix, Program, Return, Statement, Str,
[INFO] [stdout]   |                                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt::Display`
[INFO] [stdout]  --> src/lexer.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, fmt::Display};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Node`
[INFO] [stdout]  --> src/parser.rs:4:86
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Block, DebugString, Expression, ExpressionStmt, Identifier, Index, Integer, Let, Node, Program,
[INFO] [stdout]   |                                                                                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/builtin.rs:18:35
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn len(obj: Option<Vec<Obj>>, env: Env) -> Obj {
[INFO] [stdout]    |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/evaluator.rs:32:20
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn eval(&self, env: Env) -> Obj {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/evaluator.rs:38:20
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn eval(&self, env: Env) -> Obj {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]    --> src/evaluator.rs:206:20
[INFO] [stdout]     |
[INFO] [stdout] 206 |     fn eval(&self, env: Env) -> Obj {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parameters`
[INFO] [stdout]   --> src/objects.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 parameters,
[INFO] [stdout]    |                 ^^^^^^^^^^ help: try ignoring the field: `parameters: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/objects.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 body,
[INFO] [stdout]    |                 ^^^^ help: try ignoring the field: `body: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/objects.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 env,
[INFO] [stdout]    |                 ^^^ help: try ignoring the field: `env: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/parser.rs:477:17
[INFO] [stdout]     |
[INFO] [stdout] 477 |             Err(v) => {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:35:41
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new(mut lexer: Lexer<'a>) -> Parser {
[INFO] [stdout]    |                                 --      ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new(mut lexer: Lexer<'a>) -> Parser<'a> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.85s
[INFO] running `Command { std: "docker" "inspect" "18b4328d1649bba07f30f22ee566b12b14835cbc8765a0e23de2a1bb57c10a9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18b4328d1649bba07f30f22ee566b12b14835cbc8765a0e23de2a1bb57c10a9e", kill_on_drop: false }`
[INFO] [stdout] 18b4328d1649bba07f30f22ee566b12b14835cbc8765a0e23de2a1bb57c10a9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e720bea866bc35e1598c3439b949aff4b7e2cc2783f74170cbb9fc9185ff0407
[INFO] running `Command { std: "docker" "start" "-a" "e720bea866bc35e1598c3439b949aff4b7e2cc2783f74170cbb9fc9185ff0407", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `TokenType` and `objects::ObjectType`
[INFO] [stdout]  --> src/ast.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 |     lexer::{Token, TokenType},
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout] 5 |     objects::ObjectType,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DebugString` and `Node`
[INFO] [stdout]  --> src/evaluator.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 |         Array, Block, Boolean, Call, DebugString, Expression, ExpressionStmt, FnLit, Identifier,
[INFO] [stdout]   |                                      ^^^^^^^^^^^
[INFO] [stdout] 4 |         If, Index, Infix, Integer, Let, Node, Prefix, Program, Return, Statement, Str,
[INFO] [stdout]   |                                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `fmt::Display`
[INFO] [stdout]  --> src/lexer.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, fmt::Display};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Node`
[INFO] [stdout]  --> src/parser.rs:4:86
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Block, DebugString, Expression, ExpressionStmt, Identifier, Index, Integer, Let, Node, Program,
[INFO] [stdout]   |                                                                                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/builtin.rs:18:35
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn len(obj: Option<Vec<Obj>>, env: Env) -> Obj {
[INFO] [stdout]    |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/evaluator.rs:32:20
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn eval(&self, env: Env) -> Obj {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/evaluator.rs:38:20
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn eval(&self, env: Env) -> Obj {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]    --> src/evaluator.rs:206:20
[INFO] [stdout]     |
[INFO] [stdout] 206 |     fn eval(&self, env: Env) -> Obj {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parameters`
[INFO] [stdout]   --> src/objects.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 parameters,
[INFO] [stdout]    |                 ^^^^^^^^^^ help: try ignoring the field: `parameters: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/objects.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 body,
[INFO] [stdout]    |                 ^^^^ help: try ignoring the field: `body: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/objects.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 env,
[INFO] [stdout]    |                 ^^^ help: try ignoring the field: `env: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/parser.rs:477:17
[INFO] [stdout]     |
[INFO] [stdout] 477 |             Err(v) => {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:35:41
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new(mut lexer: Lexer<'a>) -> Parser {
[INFO] [stdout]    |                                 --      ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new(mut lexer: Lexer<'a>) -> Parser<'a> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TokenType` and `objects::ObjectType`
[INFO] [stdout]  --> src/ast.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 |     lexer::{Token, TokenType},
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout] 5 |     objects::ObjectType,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Node`
[INFO] [stdout]  --> src/evaluator.rs:4:41
[INFO] [stdout]   |
[INFO] [stdout] 4 |         If, Index, Infix, Integer, Let, Node, Prefix, Program, Return, Statement, Str,
[INFO] [stdout]   |                                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt::Display`
[INFO] [stdout]  --> src/lexer.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, fmt::Display};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/builtin.rs:18:35
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn len(obj: Option<Vec<Obj>>, env: Env) -> Obj {
[INFO] [stdout]    |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/evaluator.rs:32:20
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn eval(&self, env: Env) -> Obj {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/evaluator.rs:38:20
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn eval(&self, env: Env) -> Obj {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]    --> src/evaluator.rs:206:20
[INFO] [stdout]     |
[INFO] [stdout] 206 |     fn eval(&self, env: Env) -> Obj {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parameters`
[INFO] [stdout]   --> src/objects.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 parameters,
[INFO] [stdout]    |                 ^^^^^^^^^^ help: try ignoring the field: `parameters: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/objects.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 body,
[INFO] [stdout]    |                 ^^^^ help: try ignoring the field: `body: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/objects.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 env,
[INFO] [stdout]    |                 ^^^ help: try ignoring the field: `env: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/parser.rs:477:17
[INFO] [stdout]     |
[INFO] [stdout] 477 |             Err(v) => {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `program`
[INFO] [stdout]    --> src/parser.rs:587:13
[INFO] [stdout]     |
[INFO] [stdout] 587 |         let program = parser.parse().unwrap();
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:35:41
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new(mut lexer: Lexer<'a>) -> Parser {
[INFO] [stdout]    |                                 --      ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new(mut lexer: Lexer<'a>) -> Parser<'a> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `Command { std: "docker" "inspect" "e720bea866bc35e1598c3439b949aff4b7e2cc2783f74170cbb9fc9185ff0407", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e720bea866bc35e1598c3439b949aff4b7e2cc2783f74170cbb9fc9185ff0407", kill_on_drop: false }`
[INFO] [stdout] e720bea866bc35e1598c3439b949aff4b7e2cc2783f74170cbb9fc9185ff0407
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a3d1f76e7590fcf5f05f99dd87c940035833c131dab92f74aff569ab0d1d16e1
[INFO] running `Command { std: "docker" "start" "-a" "a3d1f76e7590fcf5f05f99dd87c940035833c131dab92f74aff569ab0d1d16e1", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `TokenType` and `objects::ObjectType`
[INFO] [stderr]  --> src/ast.rs:4:20
[INFO] [stderr]   |
[INFO] [stderr] 4 |     lexer::{Token, TokenType},
[INFO] [stderr]   |                    ^^^^^^^^^
[INFO] [stderr] 5 |     objects::ObjectType,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DebugString` and `Node`
[INFO] [stderr]  --> src/evaluator.rs:3:38
[INFO] [stderr]   |
[INFO] [stderr] 3 |         Array, Block, Boolean, Call, DebugString, Expression, ExpressionStmt, FnLit, Identifier,
[INFO] [stderr]   |                                      ^^^^^^^^^^^
[INFO] [stderr] 4 |         If, Index, Infix, Integer, Let, Node, Prefix, Program, Return, Statement, Str,
[INFO] [stderr]   |                                         ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `fmt::Display`
[INFO] [stderr]  --> src/lexer.rs:1:33
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{collections::HashMap, fmt::Display};
[INFO] [stderr]   |                                 ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Node`
[INFO] [stderr]  --> src/parser.rs:4:86
[INFO] [stderr]   |
[INFO] [stderr] 4 |     Block, DebugString, Expression, ExpressionStmt, Identifier, Index, Integer, Let, Node, Program,
[INFO] [stderr]   |                                                                                      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]   --> src/builtin.rs:18:35
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn len(obj: Option<Vec<Obj>>, env: Env) -> Obj {
[INFO] [stderr]    |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]   --> src/evaluator.rs:32:20
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn eval(&self, env: Env) -> Obj {
[INFO] [stderr]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]   --> src/evaluator.rs:38:20
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn eval(&self, env: Env) -> Obj {
[INFO] [stderr]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]    --> src/evaluator.rs:206:20
[INFO] [stderr]     |
[INFO] [stderr] 206 |     fn eval(&self, env: Env) -> Obj {
[INFO] [stderr]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parameters`
[INFO] [stderr]   --> src/objects.rs:49:17
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 parameters,
[INFO] [stderr]    |                 ^^^^^^^^^^ help: try ignoring the field: `parameters: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `body`
[INFO] [stderr]   --> src/objects.rs:50:17
[INFO] [stderr]    |
[INFO] [stderr] 50 |                 body,
[INFO] [stderr]    |                 ^^^^ help: try ignoring the field: `body: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]   --> src/objects.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 env,
[INFO] [stderr]    |                 ^^^ help: try ignoring the field: `env: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/parser.rs:477:17
[INFO] [stderr]     |
[INFO] [stderr] 477 |             Err(v) => {
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/parser.rs:35:41
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn new(mut lexer: Lexer<'a>) -> Parser {
[INFO] [stderr]    |                                 --      ^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                                 |
[INFO] [stderr]    |                                 the lifetime is named here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn new(mut lexer: Lexer<'a>) -> Parser<'a> {
[INFO] [stderr]    |                                               ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `lang` (lib) generated 13 warnings (run `cargo fix --lib -p lang` to apply 13 suggestions)
[INFO] [stderr] warning: unused import: `Node`
[INFO] [stderr]  --> src/evaluator.rs:4:41
[INFO] [stderr]   |
[INFO] [stderr] 4 |         If, Index, Infix, Integer, Let, Node, Prefix, Program, Return, Statement, Str,
[INFO] [stderr]   |                                         ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `program`
[INFO] [stderr]    --> src/parser.rs:587:13
[INFO] [stderr]     |
[INFO] [stderr] 587 |         let program = parser.parse().unwrap();
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program`
[INFO] [stderr] 
[INFO] [stderr] warning: `lang` (lib test) generated 13 warnings (11 duplicates) (run `cargo fix --lib -p lang --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lang-91cfbf999cfbfac3)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test ast::tests::test_debug_string ... ok
[INFO] [stdout] test evaluator::tests::test_eval_array ... ok
[INFO] [stdout] test evaluator::tests::test_bang_operator ... ok
[INFO] [stdout] test evaluator::tests::test_block_scope - should panic ... FAILED
[INFO] [stdout] test evaluator::tests::test_closures ... ok
[INFO] [stdout] test evaluator::tests::test_eval_bool_expression ... ok
[INFO] [stdout] test evaluator::tests::test_eval_int_expression ... ok
[INFO] [stdout] test evaluator::tests::test_eval_index_array ... ok
[INFO] [stdout] test evaluator::tests::test_let_statement ... ok
[INFO] [stdout] test lexer::tests::test_is_letter ... ok
[INFO] [stdout] test evaluator::tests::test_return_statements ... ok
[INFO] [stdout] test evaluator::tests::test_string_literal ... ok
[INFO] [stdout] test parser::tests::test_call_expression_parsing ... ok
[INFO] [stdout] test lexer::tests::test_token ... ok
[INFO] [stdout] test parser::tests::test_function_literal_parsing ... ok
[INFO] [stdout] test parser::tests::test_identifier_expression ... ok
[INFO] [stdout] test parser::tests::test_integer_literal_expression ... ok
[INFO] [stdout] test parser::tests::test_if_else_expression ... ok
[INFO] [stdout] test parser::tests::test_if_expression ... ok
[INFO] [stdout] test parser::tests::test_parse_array_literals ... ok
[INFO] [stdout] test parser::tests::test_let_statements ... ok
[INFO] [stdout] test parser::tests::test_operator_precedence_parsing ... ok
[INFO] [stdout] test parser::tests::test_parse_index_expression ... ok
[INFO] [stdout] test parser::tests::test_parse_infix_expression ... ok
[INFO] [stdout] test parser::tests::test_return_statement ... ok
[INFO] [stdout] test parser::tests::test_string_literal_expression ... ok
[INFO] [stdout] test parser::tests::test_parsing_prefix_expression ... ok
[INFO] [stdout] test evaluator::tests::test_first_class_function ... ok
[INFO] [stdout] test evaluator::tests::test_function_object ... ok
[INFO] [stdout] test evaluator::tests::test_function_application ... ok
[INFO] [stdout] test parser::tests::test_parse_errors - should panic ... ok
[INFO] [stdout] test evaluator::tests::test_function_scope - should panic ... ok
[INFO] [stdout] test evaluator::tests::test_if_else_expression ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- evaluator::tests::test_block_scope stdout ----
[INFO] [stdout] note: test did not panic as expected at src/evaluator.rs:576:8
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     evaluator::tests::test_block_scope
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 32 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "a3d1f76e7590fcf5f05f99dd87c940035833c131dab92f74aff569ab0d1d16e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3d1f76e7590fcf5f05f99dd87c940035833c131dab92f74aff569ab0d1d16e1", kill_on_drop: false }`
[INFO] [stdout] a3d1f76e7590fcf5f05f99dd87c940035833c131dab92f74aff569ab0d1d16e1
