[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 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn8ta%2Frlox" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/n8ta/rlox on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-1-tc1/source/Cargo.toml
[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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea57e0413b47bc5bfc89ecbc67a0e31b61d25b8a6ff7568643cbda8a3db52bf2
[INFO] running `Command { std: "docker" "start" "-a" "ea57e0413b47bc5bfc89ecbc67a0e31b61d25b8a6ff7568643cbda8a3db52bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea57e0413b47bc5bfc89ecbc67a0e31b61d25b8a6ff7568643cbda8a3db52bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea57e0413b47bc5bfc89ecbc67a0e31b61d25b8a6ff7568643cbda8a3db52bf2", kill_on_drop: false }`
[INFO] [stdout] ea57e0413b47bc5bfc89ecbc67a0e31b61d25b8a6ff7568643cbda8a3db52bf2
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43c0d88b2544e9767c74d63e0fa3332e39d6bafac218689cba4a90cf891fe16d
[INFO] running `Command { std: "docker" "start" "-a" "43c0d88b2544e9767c74d63e0fa3332e39d6bafac218689cba4a90cf891fe16d", 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_derive v1.0.130
[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 itoa v0.4.8
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling lox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ExprInContext`, `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)]` 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)]` 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: unused variable: `context`
[INFO] [stdout]    --> src/parser/parsing.rs:177:17
[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)]` on by default
[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)]` 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: 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)]` 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] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.42s
[INFO] running `Command { std: "docker" "inspect" "43c0d88b2544e9767c74d63e0fa3332e39d6bafac218689cba4a90cf891fe16d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43c0d88b2544e9767c74d63e0fa3332e39d6bafac218689cba4a90cf891fe16d", kill_on_drop: false }`
[INFO] [stdout] 43c0d88b2544e9767c74d63e0fa3332e39d6bafac218689cba4a90cf891fe16d
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57bbd5a26caf25ecc0f3bf18147c7654bbb4db97a5b3eecfdfb3bb1ff18b20b3
[INFO] running `Command { std: "docker" "start" "-a" "57bbd5a26caf25ecc0f3bf18147c7654bbb4db97a5b3eecfdfb3bb1ff18b20b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling lox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ExprInContext`, `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)]` 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)]` 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: unused variable: `context`
[INFO] [stdout]    --> src/parser/parsing.rs:177:17
[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)]` on by default
[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)]` 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: 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)]` 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] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "57bbd5a26caf25ecc0f3bf18147c7654bbb4db97a5b3eecfdfb3bb1ff18b20b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57bbd5a26caf25ecc0f3bf18147c7654bbb4db97a5b3eecfdfb3bb1ff18b20b3", kill_on_drop: false }`
[INFO] [stdout] 57bbd5a26caf25ecc0f3bf18147c7654bbb4db97a5b3eecfdfb3bb1ff18b20b3
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ea46dea2dc3c6e9b2d3c2af17d34ee825a1c5e73fbc60dd951c6a557fbba0193
[INFO] running `Command { std: "docker" "start" "-a" "ea46dea2dc3c6e9b2d3c2af17d34ee825a1c5e73fbc60dd951c6a557fbba0193", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `ExprInContext`, `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)]` 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)]` 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: unused variable: `context`
[INFO] [stderr]    --> src/parser/parsing.rs:177:17
[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)]` on by default
[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)]` 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: 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)]` 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 14 warnings (run `cargo fix --bin "lox" --tests` to apply 9 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lox-271e8172893feab3)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test scanner::test_misc ... ok
[INFO] [stdout] test scanner::test_basic_lexemes ... ok
[INFO] [stdout] test scanner::test_numbers ... ok
[INFO] [stdout] test source_ref::merging ... ok
[INFO] [stdout] test scanner::test_strings ... ok
[INFO] [stdout] test source_ref::source ... ok
[INFO] [stdout] test source_ref::test_source_lines ... 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] thread 'e2e_tests::end_to_end_tests' 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:     0x55c720d45856 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55c720d45856 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55c720d45856 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55c720d45856 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55c720d70200 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55c720d70200 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55c720d430bf - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x55c720d45634 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55c720d45634 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55c720d473a7 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x55c720d4708d - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55c720d12e27 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x55c720d12e27 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55c720d479c6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x55c720d479c6 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55c720d47712 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x55c720d45d56 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55c720d47470 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55c720caed75 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55c720caf353 - core::result::unwrap_failed::h03d8a5018196e1cd
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/result.rs:1649:5
[INFO] [stdout]   20:     0x55c720cc8134 - core::result::Result<T,E>::expect::hadc8728f3455c75d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/result.rs:1030:23
[INFO] [stdout]   21:     0x55c720cb8f83 - lox::e2e_tests::end_to_end_tests::h2f714760cf9fd405
[INFO] [stdout]                                at /opt/rustwide/workdir/src/e2e_tests.rs:11:19
[INFO] [stdout]   22:     0x55c720cb8ca7 - lox::e2e_tests::end_to_end_tests::{{closure}}::h75fa2383e183ddad
[INFO] [stdout]                                at /opt/rustwide/workdir/src/e2e_tests.rs:2:22
[INFO] [stdout]   23:     0x55c720ccba06 - core::ops::function::FnOnce::call_once::h863d2cdc0d740390
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55c720d186ff - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55c720d186ff - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x55c720d17481 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x55c720d17481 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x55c720d17481 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x55c720d17481 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x55c720d17481 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x55c720d17481 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x55c720d17481 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x55c720cde7b6 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x55c720cde7b6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x55c720ce3817 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x55c720ce3817 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x55c720ce3817 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x55c720ce3817 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x55c720ce3817 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x55c720ce3817 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x55c720ce3817 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x55c720d4c9d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x55c720d4c9d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x55c720d4c9d5 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7fe246578ac3 - <unknown>
[INFO] [stdout]   46:     0x7fe246609bf4 - __clone
[INFO] [stdout]   47:                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 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin lox`
[INFO] running `Command { std: "docker" "inspect" "ea46dea2dc3c6e9b2d3c2af17d34ee825a1c5e73fbc60dd951c6a557fbba0193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea46dea2dc3c6e9b2d3c2af17d34ee825a1c5e73fbc60dd951c6a557fbba0193", kill_on_drop: false }`
[INFO] [stdout] ea46dea2dc3c6e9b2d3c2af17d34ee825a1c5e73fbc60dd951c6a557fbba0193
