[INFO] cloning repository https://github.com/hanchayi/js-engine-from-scratch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hanchayi/js-engine-from-scratch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanchayi%2Fjs-engine-from-scratch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanchayi%2Fjs-engine-from-scratch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34053f7290fcc090597a6f5dcf9a256fbaaea2d7
[INFO] checking hanchayi/js-engine-from-scratch against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanchayi%2Fjs-engine-from-scratch" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hanchayi/js-engine-from-scratch on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hanchayi/js-engine-from-scratch
[INFO] finished tweaking git repo https://github.com/hanchayi/js-engine-from-scratch
[INFO] tweaked toml for git repo https://github.com/hanchayi/js-engine-from-scratch written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hanchayi/js-engine-from-scratch 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b68e5c3c7495d308e4ad99efba328dda0499732176cf8e31e65f250734c123d
[INFO] running `Command { std: "docker" "start" "-a" "7b68e5c3c7495d308e4ad99efba328dda0499732176cf8e31e65f250734c123d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b68e5c3c7495d308e4ad99efba328dda0499732176cf8e31e65f250734c123d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b68e5c3c7495d308e4ad99efba328dda0499732176cf8e31e65f250734c123d", kill_on_drop: false }`
[INFO] [stdout] 7b68e5c3c7495d308e4ad99efba328dda0499732176cf8e31e65f250734c123d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3ace4e92be6f14c522e44bb36b8c8e9628c81c7d78deb31e00608705a8afac4
[INFO] running `Command { std: "docker" "start" "-a" "c3ace4e92be6f14c522e44bb36b8c8e9628c81c7d78deb31e00608705a8afac4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.87
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling bumpalo v3.13.0
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling wasm-bindgen v0.2.87
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking gc v0.3.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling gc_derive v0.3.6
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.87
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.87
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.87
[INFO] [stderr]     Checking js-engine-from-scratch v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib/environment/lexical_environment.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 | /         /// Object Environment Records created for with statements (13.11)
[INFO] [stdout] 192 | |         /// can provide their binding object as an implicit this value for use in function calls.
[INFO] [stdout] 193 | |         /// The capability is controlled by a withEnvironment Boolean value that is associated
[INFO] [stdout] 194 | |         /// with each object Environment Record. By default, the value of withEnvironment is false
[INFO] [stdout] 195 | |         /// for any object Environment Record.
[INFO] [stdout]     | |______________________________________________^
[INFO] [stdout] 196 |           with_environment: false,
[INFO] [stdout]     |           ----------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib/environment/lexical_environment.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 | /         /// Object Environment Records created for with statements (13.11)
[INFO] [stdout] 205 | |         /// can provide their binding object as an implicit this value for use in function calls.
[INFO] [stdout] 206 | |         /// The capability is controlled by a withEnvironment Boolean value that is associated
[INFO] [stdout] 207 | |         /// with each object Environment Record. By default, the value of withEnvironment is false
[INFO] [stdout] 208 | |         /// for any object Environment Record.
[INFO] [stdout]     | |______________________________________________^
[INFO] [stdout] 209 |           with_environment: false,
[INFO] [stdout]     |           ----------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Value`
[INFO] [stdout]  --> src/lib/exec.rs:9:59
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::js::value::{from_value, to_value, ResultValue, Value, ValueData};
[INFO] [stdout]   |                                                           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib/exec.rs:361:36
[INFO] [stdout]     |
[INFO] [stdout] 361 |                         Some(v) => r#try!(self.run(&v)),
[INFO] [stdout]     |                                    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib/exec.rs:373:36
[INFO] [stdout]     |
[INFO] [stdout] 373 |                         Some(v) => r#try!(self.run(&v)),
[INFO] [stdout]     |                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib/environment/lexical_environment.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 | /         /// Object Environment Records created for with statements (13.11)
[INFO] [stdout] 192 | |         /// can provide their binding object as an implicit this value for use in function calls.
[INFO] [stdout] 193 | |         /// The capability is controlled by a withEnvironment Boolean value that is associated
[INFO] [stdout] 194 | |         /// with each object Environment Record. By default, the value of withEnvironment is false
[INFO] [stdout] 195 | |         /// for any object Environment Record.
[INFO] [stdout]     | |______________________________________________^
[INFO] [stdout] 196 |           with_environment: false,
[INFO] [stdout]     |           ----------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib/environment/lexical_environment.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 | /         /// Object Environment Records created for with statements (13.11)
[INFO] [stdout] 205 | |         /// can provide their binding object as an implicit this value for use in function calls.
[INFO] [stdout] 206 | |         /// The capability is controlled by a withEnvironment Boolean value that is associated
[INFO] [stdout] 207 | |         /// with each object Environment Record. By default, the value of withEnvironment is false
[INFO] [stdout] 208 | |         /// for any object Environment Record.
[INFO] [stdout]     | |______________________________________________^
[INFO] [stdout] 209 |           with_environment: false,
[INFO] [stdout]     |           ----------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Value`
[INFO] [stdout]  --> src/lib/exec.rs:9:59
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::js::value::{from_value, to_value, ResultValue, Value, ValueData};
[INFO] [stdout]   |                                                           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib/exec.rs:361:36
[INFO] [stdout]     |
[INFO] [stdout] 361 |                         Some(v) => r#try!(self.run(&v)),
[INFO] [stdout]     |                                    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib/exec.rs:373:36
[INFO] [stdout]     |
[INFO] [stdout] 373 |                         Some(v) => r#try!(self.run(&v)),
[INFO] [stdout]     |                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a type alias
[INFO] [stdout]   --> src/lib/js/value.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[must_use]
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a type alias
[INFO] [stdout]   --> src/lib/js/value.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[must_use]
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib/syntax/parser.rs:515:13
[INFO] [stdout]     |
[INFO] [stdout] 515 |             TokenData::Punctuator(Punctuator::Dec) => mk!(
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `PInc`
[INFO] [stdout]    --> src/lib/syntax/parser.rs:511:35
[INFO] [stdout]     |
[INFO] [stdout] 511 |             TokenData::Punctuator(PInc) => mk!(
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_PInc`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib/syntax/parser.rs:515:13
[INFO] [stdout]     |
[INFO] [stdout] 515 |             TokenData::Punctuator(Punctuator::Dec) => mk!(
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `PInc`
[INFO] [stdout]    --> src/lib/syntax/parser.rs:511:35
[INFO] [stdout]     |
[INFO] [stdout] 511 |             TokenData::Punctuator(PInc) => mk!(
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_PInc`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/lib/lib.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         Err(v) => {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PInc` should have a snake case name
[INFO] [stdout]    --> src/lib/syntax/parser.rs:511:35
[INFO] [stdout]     |
[INFO] [stdout] 511 |             TokenData::Punctuator(PInc) => mk!(
[INFO] [stdout]     |                                   ^^^^ help: convert the identifier to snake case: `pinc`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/lib/lib.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         Err(v) => {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PInc` should have a snake case name
[INFO] [stdout]    --> src/lib/syntax/parser.rs:511:35
[INFO] [stdout]     |
[INFO] [stdout] 511 |             TokenData::Punctuator(PInc) => mk!(
[INFO] [stdout]     |                                   ^^^^ help: convert the identifier to snake case: `pinc`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `string::_create`, `value::ValueData`
[INFO] [stdout]  --> tests/string_test.rs:1:39
[INFO] [stdout]   |
[INFO] [stdout] 1 | use engine::{engine::run_script, js::{value::ValueData, string::_create}};
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> tests/arrow_function_test.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let res = run_script(script).to_string();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.89s
[INFO] running `Command { std: "docker" "inspect" "c3ace4e92be6f14c522e44bb36b8c8e9628c81c7d78deb31e00608705a8afac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3ace4e92be6f14c522e44bb36b8c8e9628c81c7d78deb31e00608705a8afac4", kill_on_drop: false }`
[INFO] [stdout] c3ace4e92be6f14c522e44bb36b8c8e9628c81c7d78deb31e00608705a8afac4
