[INFO] cloning repository https://github.com/n8ta/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/n8ta/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn8ta%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn8ta%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a61a2dd044e8272242796123951ec44a9957eb8
[INFO] testing n8ta/rlox against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn8ta%2Frlox" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/n8ta/rlox
[INFO] finished tweaking git repo https://github.com/n8ta/rlox
[INFO] tweaked toml for git repo https://github.com/n8ta/rlox written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/n8ta/rlox on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/n8ta/rlox 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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aca1b6f52219cfc245dd65f3bcd6b9557b6a978af8bab4fc86fad9beb540c538
[INFO] running `Command { std: "docker" "start" "-a" "aca1b6f52219cfc245dd65f3bcd6b9557b6a978af8bab4fc86fad9beb540c538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aca1b6f52219cfc245dd65f3bcd6b9557b6a978af8bab4fc86fad9beb540c538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aca1b6f52219cfc245dd65f3bcd6b9557b6a978af8bab4fc86fad9beb540c538", kill_on_drop: false }`
[INFO] [stdout] aca1b6f52219cfc245dd65f3bcd6b9557b6a978af8bab4fc86fad9beb540c538
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb93077bb9f2983ab887360df58cc412bbedbafdafb2b4f1b947bd633fa374be
[INFO] running `Command { std: "docker" "start" "-a" "fb93077bb9f2983ab887360df58cc412bbedbafdafb2b4f1b947bd633fa374be", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling lox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ExprInContext` and `Tokens`
[INFO] [stdout]  --> src/parser/mod.rs:5:79
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use crate::parser::types::{BinOp, LogicalOp, UnaryOp, ExprTy, Stmt, Expr, Tokens, ExprInContext};
[INFO] [stdout]   |                                                                               ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/runtime/fast_env.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |             if (offset < inner.values.len()) {
[INFO] [stdout]    |                ^                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -             if (offset < inner.values.len()) {
[INFO] [stdout] 38 +             if offset < inner.values.len()  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::resolver::Resolved`
[INFO] [stdout]  --> src/runtime/class.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::resolver::Resolved;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser/parsing.rs:177:13
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let mut context = name_in_context.context.clone();
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]    --> src/parser/parsing.rs:177:13
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let mut context = name_in_context.context.clone();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `src`
[INFO] [stdout]   --> src/runtime/func.rs:48:23
[INFO] [stdout]    |
[INFO] [stdout] 48 |         for (i, (arg, src)) in self.inner.func.inner.args.iter().enumerate() {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> src/runtime/mod.rs:20:46
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn is_equal(left: &Value, right: &Value, context: &SourceRef) -> Result<bool, RuntimeException> {
[INFO] [stdout]    |                                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name_context` is never read
[INFO] [stdout]   --> src/parser/func.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct ParserFuncInner {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub name_context: SourceRef,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParserFuncInner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `arity` is never used
[INFO] [stdout]   --> src/runtime/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub trait Callable {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] 15 |     fn arity(&self) -> u8;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/resolver.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 resolved.insert(res);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 let _ = resolved.insert(res);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/resolver.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 scope_size.insert(self.last_size());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 let _ = scope_size.insert(self.last_size());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/resolver.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 scope_size.insert(self.last_size());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 let _ = scope_size.insert(self.last_size());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/resolver.rs:205:17
[INFO] [stdout]     |
[INFO] [stdout] 205 |                 scope_size.insert(self.last_size());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 205 |                 let _ = scope_size.insert(self.last_size());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/resolver.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |         scope_size.insert(self.last_size());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 233 |         let _ = scope_size.insert(self.last_size());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.43s
[INFO] running `Command { std: "docker" "inspect" "fb93077bb9f2983ab887360df58cc412bbedbafdafb2b4f1b947bd633fa374be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb93077bb9f2983ab887360df58cc412bbedbafdafb2b4f1b947bd633fa374be", kill_on_drop: false }`
[INFO] [stdout] fb93077bb9f2983ab887360df58cc412bbedbafdafb2b4f1b947bd633fa374be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 784078751aedcd16d0ddec93201293e612ff1427bcb573b2aa81db207e30b12b
[INFO] running `Command { std: "docker" "start" "-a" "784078751aedcd16d0ddec93201293e612ff1427bcb573b2aa81db207e30b12b", kill_on_drop: false }`
[INFO] [stderr]    Compiling lox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ExprInContext` and `Tokens`
[INFO] [stdout]  --> src/parser/mod.rs:5:79
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use crate::parser::types::{BinOp, LogicalOp, UnaryOp, ExprTy, Stmt, Expr, Tokens, ExprInContext};
[INFO] [stdout]   |                                                                               ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/runtime/fast_env.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |             if (offset < inner.values.len()) {
[INFO] [stdout]    |                ^                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -             if (offset < inner.values.len()) {
[INFO] [stdout] 38 +             if offset < inner.values.len()  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::resolver::Resolved`
[INFO] [stdout]  --> src/runtime/class.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::resolver::Resolved;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser/parsing.rs:177:13
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let mut context = name_in_context.context.clone();
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]    --> src/parser/parsing.rs:177:13
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let mut context = name_in_context.context.clone();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `src`
[INFO] [stdout]   --> src/runtime/func.rs:48:23
[INFO] [stdout]    |
[INFO] [stdout] 48 |         for (i, (arg, src)) in self.inner.func.inner.args.iter().enumerate() {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> src/runtime/mod.rs:20:46
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn is_equal(left: &Value, right: &Value, context: &SourceRef) -> Result<bool, RuntimeException> {
[INFO] [stdout]    |                                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name_context` is never read
[INFO] [stdout]   --> src/parser/func.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct ParserFuncInner {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub name_context: SourceRef,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParserFuncInner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `arity` is never used
[INFO] [stdout]   --> src/runtime/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub trait Callable {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] 15 |     fn arity(&self) -> u8;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/e2e_tests.rs:27:67
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let out_path = tests_root.join(format!("out{}.txt", number.clone()));
[INFO] [stdout]    |                                                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/e2e_tests.rs:29:81
[INFO] [stdout]    |
[INFO] [stdout] 29 |             .expect(&format!("Expected a file called out{}.txt to exist", number.clone()));
[INFO] [stdout]    |                                                                                 ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/resolver.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 resolved.insert(res);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 let _ = resolved.insert(res);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/resolver.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 scope_size.insert(self.last_size());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 let _ = scope_size.insert(self.last_size());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/resolver.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 scope_size.insert(self.last_size());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 let _ = scope_size.insert(self.last_size());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/resolver.rs:205:17
[INFO] [stdout]     |
[INFO] [stdout] 205 |                 scope_size.insert(self.last_size());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 205 |                 let _ = scope_size.insert(self.last_size());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/resolver.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |         scope_size.insert(self.last_size());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 233 |         let _ = scope_size.insert(self.last_size());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "784078751aedcd16d0ddec93201293e612ff1427bcb573b2aa81db207e30b12b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "784078751aedcd16d0ddec93201293e612ff1427bcb573b2aa81db207e30b12b", kill_on_drop: false }`
[INFO] [stdout] 784078751aedcd16d0ddec93201293e612ff1427bcb573b2aa81db207e30b12b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f6b58a8bf392d2f5135a459799adf15e35263004dbd093fdd568b4f991639ed
[INFO] running `Command { std: "docker" "start" "-a" "7f6b58a8bf392d2f5135a459799adf15e35263004dbd093fdd568b4f991639ed", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `ExprInContext` and `Tokens`
[INFO] [stderr]  --> src/parser/mod.rs:5:79
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub use crate::parser::types::{BinOp, LogicalOp, UnaryOp, ExprTy, Stmt, Expr, Tokens, ExprInContext};
[INFO] [stderr]   |                                                                               ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/runtime/fast_env.rs:38:16
[INFO] [stderr]    |
[INFO] [stderr] 38 |             if (offset < inner.values.len()) {
[INFO] [stderr]    |                ^                           ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 38 -             if (offset < inner.values.len()) {
[INFO] [stderr] 38 +             if offset < inner.values.len()  {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::resolver::Resolved`
[INFO] [stderr]  --> src/runtime/class.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::resolver::Resolved;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser/parsing.rs:177:13
[INFO] [stderr]     |
[INFO] [stderr] 177 |         let mut context = name_in_context.context.clone();
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `context`
[INFO] [stderr]    --> src/parser/parsing.rs:177:13
[INFO] [stderr]     |
[INFO] [stderr] 177 |         let mut context = name_in_context.context.clone();
[INFO] [stderr]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `src`
[INFO] [stderr]   --> src/runtime/func.rs:48:23
[INFO] [stderr]    |
[INFO] [stderr] 48 |         for (i, (arg, src)) in self.inner.func.inner.args.iter().enumerate() {
[INFO] [stderr]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `context`
[INFO] [stderr]   --> src/runtime/mod.rs:20:46
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn is_equal(left: &Value, right: &Value, context: &SourceRef) -> Result<bool, RuntimeException> {
[INFO] [stderr]    |                                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stderr] 
[INFO] [stderr] warning: field `name_context` is never read
[INFO] [stderr]   --> src/parser/func.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct ParserFuncInner {
[INFO] [stderr]    |            --------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 21 |     pub name_context: SourceRef,
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ParserFuncInner` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `arity` is never used
[INFO] [stderr]   --> src/runtime/mod.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub trait Callable {
[INFO] [stderr]    |           -------- method in this trait
[INFO] [stderr] 15 |     fn arity(&self) -> u8;
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/e2e_tests.rs:27:67
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let out_path = tests_root.join(format!("out{}.txt", number.clone()));
[INFO] [stderr]    |                                                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/e2e_tests.rs:29:81
[INFO] [stderr]    |
[INFO] [stderr] 29 |             .expect(&format!("Expected a file called out{}.txt to exist", number.clone()));
[INFO] [stderr]    |                                                                                 ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stderr]    --> src/resolver.rs:109:17
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 resolved.insert(res);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to set a value, consider assignment instead
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 let _ = resolved.insert(res);
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stderr]    --> src/resolver.rs:131:17
[INFO] [stderr]     |
[INFO] [stderr] 131 |                 scope_size.insert(self.last_size());
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to set a value, consider assignment instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 131 |                 let _ = scope_size.insert(self.last_size());
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stderr]    --> src/resolver.rs:157:17
[INFO] [stderr]     |
[INFO] [stderr] 157 |                 scope_size.insert(self.last_size());
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to set a value, consider assignment instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 157 |                 let _ = scope_size.insert(self.last_size());
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stderr]    --> src/resolver.rs:205:17
[INFO] [stderr]     |
[INFO] [stderr] 205 |                 scope_size.insert(self.last_size());
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to set a value, consider assignment instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 205 |                 let _ = scope_size.insert(self.last_size());
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stderr]    --> src/resolver.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |         scope_size.insert(self.last_size());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to set a value, consider assignment instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 233 |         let _ = scope_size.insert(self.last_size());
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `lox` (bin "lox" test) generated 16 warnings (run `cargo fix --bin "lox" -p lox --tests` to apply 9 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lox-c0c785460e8c9cd5)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test scanner::test_misc ... ok
[INFO] [stdout] test scanner::test_numbers ... ok
[INFO] [stdout] test scanner::test_basic_lexemes ... ok
[INFO] [stdout] test source_ref::source ... ok
[INFO] [stdout] test source_ref::test_source_lines ... ok
[INFO] [stdout] test source_ref::merging ... ok
[INFO] [stdout] test scanner::test_strings ... ok
[INFO] [stdout] test e2e_tests::end_to_end_tests ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- e2e_tests::end_to_end_tests stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'e2e_tests::end_to_end_tests' (17) panicked at src/e2e_tests.rs:11:43:
[INFO] [stdout] couldn't find lox exe @ {}: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c807fc2bc9a - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c807fc2bc9a - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c807fc2bc9a - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5c807fc2bc9a - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5c807fc4118a - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5c807fc4118a - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x5c807fc30772 - std[ec4e911328de40a6]::io::default_write_fmt::<alloc[c960326de6de28e6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5c807fc30772 - <alloc[c960326de6de28e6]::vec::Vec<u8> as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5c807fc0a4df - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5c807fc0a4df - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5c807fc23c79 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5c807fbc020c - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5c807fbc020c - test[30c43f9fd66fea90]::test_main_with_exit_callback::<test[30c43f9fd66fea90]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5c807fc23e32 - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x5c807fc23e32 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5c807fc0a598 - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5c807fc01d59 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5c807fc0b2ad - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5c807fc418dc - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5c807fc41652 - core[a96a4c5c53f902a3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5c807fba2bec - <core[a96a4c5c53f902a3]::result::Result<std[ec4e911328de40a6]::path::PathBuf, std[ec4e911328de40a6]::io::error::Error>>::expect
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x5c807fb974c3 - lox[cd73d8584a111e2d]::e2e_tests::end_to_end_tests
[INFO] [stdout]                                at /opt/rustwide/workdir/src/e2e_tests.rs:11:43
[INFO] [stdout]   22:     0x5c807fb968a7 - lox[cd73d8584a111e2d]::e2e_tests::end_to_end_tests::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/e2e_tests.rs:2:22
[INFO] [stdout]   23:     0x5c807fb9f646 - <lox[cd73d8584a111e2d]::e2e_tests::end_to_end_tests::{closure#0} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5c807fbb42eb - <fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5c807fbb42eb - test[30c43f9fd66fea90]::__rust_begin_short_backtrace::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5c807fbc0cdb - test[30c43f9fd66fea90]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5c807fbc0cdb - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   28:     0x5c807fbc0cdb - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5c807fbc0cdb - std[ec4e911328de40a6]::panicking::catch_unwind::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5c807fbc0cdb - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5c807fbc0cdb - test[30c43f9fd66fea90]::run_test_in_process
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5c807fbc0cdb - test[30c43f9fd66fea90]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5c807fbbc3f4 - test[30c43f9fd66fea90]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5c807fbbc3f4 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5c807fbc38e2 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5c807fbc38e2 - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   37:     0x5c807fbc38e2 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5c807fbc38e2 - std[ec4e911328de40a6]::panicking::catch_unwind::<(), core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5c807fbc38e2 - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5c807fbc38e2 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5c807fbc38e2 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5c807fc2b24f - <alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::ops::function::FnOnce<(), Output = ()> + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   43:     0x5c807fc2b24f - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   44:     0x7b895a8d4aa4 - <unknown>
[INFO] [stdout]   45:     0x7b895a961a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     e2e_tests::end_to_end_tests
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin lox`
[INFO] running `Command { std: "docker" "inspect" "7f6b58a8bf392d2f5135a459799adf15e35263004dbd093fdd568b4f991639ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f6b58a8bf392d2f5135a459799adf15e35263004dbd093fdd568b4f991639ed", kill_on_drop: false }`
[INFO] [stdout] 7f6b58a8bf392d2f5135a459799adf15e35263004dbd093fdd568b4f991639ed
