[INFO] cloning repository https://github.com/shyim/swc-php
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shyim/swc-php" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshyim%2Fswc-php", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshyim%2Fswc-php'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc18f4ad07d17017aabe7c6d1b5c5bae4ceb258a
[INFO] checking shyim/swc-php against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshyim%2Fswc-php" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shyim/swc-php on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/shyim/swc-php
[INFO] finished tweaking git repo https://github.com/shyim/swc-php
[INFO] tweaked toml for git repo https://github.com/shyim/swc-php written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/shyim/swc-php already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/swc-project/swc.git`
[INFO] [stderr]     Updating git submodule `https://github.com/tc39/test262-parser-tests.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded phf_generator v0.8.0
[INFO] [stderr]   Downloaded const-random-macro v0.1.6
[INFO] [stderr]   Downloaded siphasher v0.3.1
[INFO] [stderr]   Downloaded wincolor v1.0.2
[INFO] [stderr]   Downloaded string_cache_codegen v0.5.1
[INFO] [stderr]   Downloaded strsim v0.9.2
[INFO] [stderr]   Downloaded if_chain v0.1.3
[INFO] [stderr]   Downloaded path-clean v0.1.0
[INFO] [stderr]   Downloaded const-random v0.1.6
[INFO] [stderr]   Downloaded parking_lot_core v0.2.14
[INFO] [stderr]   Downloaded chashmap v2.2.2
[INFO] [stderr]   Downloaded phf_shared v0.8.0
[INFO] [stderr]   Downloaded unicode-width v0.1.6
[INFO] [stderr]   Downloaded sourcemap v4.1.1
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.3
[INFO] [stderr]   Downloaded pmutil v0.5.2
[INFO] [stderr]   Downloaded precomputed-hash v0.1.1
[INFO] [stderr]   Downloaded termcolor v1.0.5
[INFO] [stderr]   Downloaded string_cache v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7f85eff2506b8422f390c6be0f81e5b901de82e7bfdd1f72f789c76c4980bd9
[INFO] running `Command { std: "docker" "start" "-a" "b7f85eff2506b8422f390c6be0f81e5b901de82e7bfdd1f72f789c76c4980bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7f85eff2506b8422f390c6be0f81e5b901de82e7bfdd1f72f789c76c4980bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7f85eff2506b8422f390c6be0f81e5b901de82e7bfdd1f72f789c76c4980bd9", kill_on_drop: false }`
[INFO] [stdout] b7f85eff2506b8422f390c6be0f81e5b901de82e7bfdd1f72f789c76c4980bd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 273a5f2462bca2919b2f84ba8d21bd0a341d7ac07343e38d2237fcc5fcf53819
[INFO] running `Command { std: "docker" "start" "-a" "273a5f2462bca2919b2f84ba8d21bd0a341d7ac07343e38d2237fcc5fcf53819", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling siphasher v0.3.1
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking smallvec v1.0.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking if_chain v0.1.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking path-clean v0.1.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]     Checking ryu v1.0.2
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking unicode-normalization v0.1.11
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking chashmap v2.2.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]    Compiling swc_atoms v0.2.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stderr]    Compiling pmutil v0.5.2
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling swc_macros_common v0.3.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling string_enum v0.3.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stderr]    Compiling enum_kind v0.2.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stderr]    Compiling swc_ecma_parser_macros v0.4.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stderr]    Compiling swc_ecma_codegen_macros v0.4.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling const-random-macro v0.1.6
[INFO] [stderr]     Checking const-random v0.1.6
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling ast_node v0.5.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]     Checking serde_json v1.0.42
[INFO] [stderr]     Checking swc_common v0.4.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stderr]     Checking sourcemap v4.1.1
[INFO] [stderr]     Checking swc_ecma_ast v0.10.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stderr]     Checking swc_ecma_parser v0.12.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stderr]     Checking swc_ecma_codegen v0.8.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stderr]     Checking swc_ecma_transforms v0.2.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stdout] error[E0437]: type `Ok` is not a member of trait `Try`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/util/value.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     type Ok = T;
[INFO] [stdout]    |     ^^^^^^^^^^^^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0437]: type `Error` is not a member of trait `Try`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/util/value.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     type Error = UnknownError;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `from_ok` is not a member of trait `Try`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/util/value.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     fn from_ok(t: T) -> Self {
[INFO] [stdout] 42 | |         Known(t)
[INFO] [stdout] 43 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `from_error` is not a member of trait `Try`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/util/value.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     fn from_error(_: UnknownError) -> Self {
[INFO] [stdout] 45 | |         Unknown
[INFO] [stdout] 46 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `into_result` is not a member of trait `Try`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/util/value.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | /     fn into_result(self) -> Result<T, UnknownError> {
[INFO] [stdout] 48 | |         match self {
[INFO] [stdout] 49 | |             Known(t) => Ok(t),
[INFO] [stdout] 50 | |             Unknown => Err(UnknownError),
[INFO] [stdout] 51 | |         }
[INFO] [stdout] 52 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/util/value.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::{Not, Try};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout]   = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/util/value.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl<T> Try for Value<T> {
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout]    = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `Output`, `Residual`, `from_output`, `branch`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/util/value.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl<T> Try for Value<T> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ missing `Output`, `Residual`, `from_output`, `branch` in implementation
[INFO] [stdout]    |
[INFO] [stdout]    = help: implement the missing item: `type Output = Type;`
[INFO] [stdout]    = help: implement the missing item: `type Residual = Type;`
[INFO] [stdout]    = help: implement the missing item: `fn from_output(_: <Self as std::ops::Try>::Output) -> Self { todo!() }`
[INFO] [stdout]    = help: implement the missing item: `fn branch(self) -> ControlFlow<<Self as std::ops::Try>::Residual, <Self as std::ops::Try>::Output> { todo!() }`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/simplify/expr.rs:801:37
[INFO] [stdout]     |
[INFO] [stdout] 755 | / fn perform_abstract_rel_cmp(
[INFO] [stdout] 756 | |     _span: Span,
[INFO] [stdout] 757 | |     left: &Expr,
[INFO] [stdout] 758 | |     right: &Expr,
[INFO] [stdout] ...   |
[INFO] [stdout] 801 | |     let (lv, rv) = (left.as_number()?, right.as_number()?);
[INFO] [stdout]     | |                                     ^ cannot use the `?` operator in a function that returns `util::value::Value<bool>`
[INFO] [stdout] ...   |
[INFO] [stdout] 806 | |     Known(lv < rv)
[INFO] [stdout] 807 | | }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<_>` is not implemented for `util::value::Value<bool>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/simplify/expr.rs:801:57
[INFO] [stdout]     |
[INFO] [stdout] 755 | / fn perform_abstract_rel_cmp(
[INFO] [stdout] 756 | |     _span: Span,
[INFO] [stdout] 757 | |     left: &Expr,
[INFO] [stdout] 758 | |     right: &Expr,
[INFO] [stdout] ...   |
[INFO] [stdout] 801 | |     let (lv, rv) = (left.as_number()?, right.as_number()?);
[INFO] [stdout]     | |                                                         ^ cannot use the `?` operator in a function that returns `util::value::Value<bool>`
[INFO] [stdout] ...   |
[INFO] [stdout] 806 | |     Known(lv < rv)
[INFO] [stdout] 807 | | }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<_>` is not implemented for `util::value::Value<bool>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/simplify/expr.rs:811:36
[INFO] [stdout]     |
[INFO] [stdout] 810 | / fn perform_abstract_eq_cmp(span: Span, left: &Expr, right: &Expr) -> Value<bool> {
[INFO] [stdout] 811 | |     let (lt, rt) = (left.get_type()?, right.get_type()?);
[INFO] [stdout]     | |                                    ^ cannot use the `?` operator in a function that returns `util::value::Value<bool>`
[INFO] [stdout] 812 | |
[INFO] [stdout] 813 | |     if lt == rt {
[INFO] [stdout] ...   |
[INFO] [stdout] 839 | |     }
[INFO] [stdout] 840 | | }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<_>` is not implemented for `util::value::Value<bool>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/simplify/expr.rs:811:55
[INFO] [stdout]     |
[INFO] [stdout] 810 | / fn perform_abstract_eq_cmp(span: Span, left: &Expr, right: &Expr) -> Value<bool> {
[INFO] [stdout] 811 | |     let (lt, rt) = (left.get_type()?, right.get_type()?);
[INFO] [stdout]     | |                                                       ^ cannot use the `?` operator in a function that returns `util::value::Value<bool>`
[INFO] [stdout] 812 | |
[INFO] [stdout] 813 | |     if lt == rt {
[INFO] [stdout] ...   |
[INFO] [stdout] 839 | |     }
[INFO] [stdout] 840 | | }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<_>` is not implemented for `util::value::Value<bool>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/simplify/expr.rs:820:39
[INFO] [stdout]     |
[INFO] [stdout] 810 | / fn perform_abstract_eq_cmp(span: Span, left: &Expr, right: &Expr) -> Value<bool> {
[INFO] [stdout] 811 | |     let (lt, rt) = (left.get_type()?, right.get_type()?);
[INFO] [stdout] 812 | |
[INFO] [stdout] 813 | |     if lt == rt {
[INFO] [stdout] ...   |
[INFO] [stdout] 820 | |             let rv = right.as_number()?;
[INFO] [stdout]     | |                                       ^ cannot use the `?` operator in a function that returns `util::value::Value<bool>`
[INFO] [stdout] ...   |
[INFO] [stdout] 839 | |     }
[INFO] [stdout] 840 | | }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<_>` is not implemented for `util::value::Value<bool>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/simplify/expr.rs:825:38
[INFO] [stdout]     |
[INFO] [stdout] 810 | / fn perform_abstract_eq_cmp(span: Span, left: &Expr, right: &Expr) -> Value<bool> {
[INFO] [stdout] 811 | |     let (lt, rt) = (left.get_type()?, right.get_type()?);
[INFO] [stdout] 812 | |
[INFO] [stdout] 813 | |     if lt == rt {
[INFO] [stdout] ...   |
[INFO] [stdout] 825 | |             let lv = left.as_number()?;
[INFO] [stdout]     | |                                      ^ cannot use the `?` operator in a function that returns `util::value::Value<bool>`
[INFO] [stdout] ...   |
[INFO] [stdout] 839 | |     }
[INFO] [stdout] 840 | | }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<_>` is not implemented for `util::value::Value<bool>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/simplify/expr.rs:865:36
[INFO] [stdout]     |
[INFO] [stdout] 843 | / fn perform_strict_eq_cmp(_span: Span, left: &Expr, right: &Expr) -> Value<bool> {
[INFO] [stdout] 844 | |     // Any strict equality comparison against NaN returns false.
[INFO] [stdout] 845 | |     if left.is_nan() || right.is_nan() {
[INFO] [stdout] 846 | |         return Known(false);
[INFO] [stdout] ...   |
[INFO] [stdout] 865 | |     let (lt, rt) = (left.get_type()?, right.get_type()?);
[INFO] [stdout]     | |                                    ^ cannot use the `?` operator in a function that returns `util::value::Value<bool>`
[INFO] [stdout] ...   |
[INFO] [stdout] 891 | |     }
[INFO] [stdout] 892 | | }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<_>` is not implemented for `util::value::Value<bool>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/simplify/expr.rs:865:55
[INFO] [stdout]     |
[INFO] [stdout] 843 | / fn perform_strict_eq_cmp(_span: Span, left: &Expr, right: &Expr) -> Value<bool> {
[INFO] [stdout] 844 | |     // Any strict equality comparison against NaN returns false.
[INFO] [stdout] 845 | |     if left.is_nan() || right.is_nan() {
[INFO] [stdout] 846 | |         return Known(false);
[INFO] [stdout] ...   |
[INFO] [stdout] 865 | |     let (lt, rt) = (left.get_type()?, right.get_type()?);
[INFO] [stdout]     | |                                                       ^ cannot use the `?` operator in a function that returns `util::value::Value<bool>`
[INFO] [stdout] ...   |
[INFO] [stdout] 891 | |     }
[INFO] [stdout] 892 | | }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<_>` is not implemented for `util::value::Value<bool>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/simplify/expr.rs:873:45
[INFO] [stdout]     |
[INFO] [stdout] 843 | / fn perform_strict_eq_cmp(_span: Span, left: &Expr, right: &Expr) -> Value<bool> {
[INFO] [stdout] 844 | |     // Any strict equality comparison against NaN returns false.
[INFO] [stdout] 845 | |     if left.is_nan() || right.is_nan() {
[INFO] [stdout] 846 | |         return Known(false);
[INFO] [stdout] ...   |
[INFO] [stdout] 873 | |         NumberType => Known(left.as_number()? == right.as_number()?),
[INFO] [stdout]     | |                                             ^ cannot use the `?` operator in a function that returns `util::value::Value<bool>`
[INFO] [stdout] ...   |
[INFO] [stdout] 891 | |     }
[INFO] [stdout] 892 | | }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<_>` is not implemented for `util::value::Value<bool>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/simplify/expr.rs:873:67
[INFO] [stdout]     |
[INFO] [stdout] 843 | / fn perform_strict_eq_cmp(_span: Span, left: &Expr, right: &Expr) -> Value<bool> {
[INFO] [stdout] 844 | |     // Any strict equality comparison against NaN returns false.
[INFO] [stdout] 845 | |     if left.is_nan() || right.is_nan() {
[INFO] [stdout] 846 | |         return Known(false);
[INFO] [stdout] ...   |
[INFO] [stdout] 873 | |         NumberType => Known(left.as_number()? == right.as_number()?),
[INFO] [stdout]     | |                                                                   ^ cannot use the `?` operator in a function that returns `util::value::Value<bool>`
[INFO] [stdout] ...   |
[INFO] [stdout] 891 | |     }
[INFO] [stdout] 892 | | }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<_>` is not implemented for `util::value::Value<bool>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/simplify/expr.rs:875:45
[INFO] [stdout]     |
[INFO] [stdout] 843 | / fn perform_strict_eq_cmp(_span: Span, left: &Expr, right: &Expr) -> Value<bool> {
[INFO] [stdout] 844 | |     // Any strict equality comparison against NaN returns false.
[INFO] [stdout] 845 | |     if left.is_nan() || right.is_nan() {
[INFO] [stdout] 846 | |         return Known(false);
[INFO] [stdout] ...   |
[INFO] [stdout] 875 | |             let (lv, rv) = (left.as_string()?, right.as_string()?);
[INFO] [stdout]     | |                                             ^ cannot use the `?` operator in a function that returns `util::value::Value<bool>`
[INFO] [stdout] ...   |
[INFO] [stdout] 891 | |     }
[INFO] [stdout] 892 | | }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<_>` is not implemented for `util::value::Value<bool>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/simplify/expr.rs:875:65
[INFO] [stdout]     |
[INFO] [stdout] 843 | / fn perform_strict_eq_cmp(_span: Span, left: &Expr, right: &Expr) -> Value<bool> {
[INFO] [stdout] 844 | |     // Any strict equality comparison against NaN returns false.
[INFO] [stdout] 845 | |     if left.is_nan() || right.is_nan() {
[INFO] [stdout] 846 | |         return Known(false);
[INFO] [stdout] ...   |
[INFO] [stdout] 875 | |             let (lv, rv) = (left.as_string()?, right.as_string()?);
[INFO] [stdout]     | |                                                                 ^ cannot use the `?` operator in a function that returns `util::value::Value<bool>`
[INFO] [stdout] ...   |
[INFO] [stdout] 891 | |     }
[INFO] [stdout] 892 | | }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<_>` is not implemented for `util::value::Value<bool>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a trait method that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/util.rs:328:55
[INFO] [stdout]     |
[INFO] [stdout] 277 | /     fn as_number(&self) -> Value<f64> {
[INFO] [stdout] 278 | |         let expr = self.as_expr_kind();
[INFO] [stdout] 279 | |         let v = match *expr {
[INFO] [stdout] 280 | |             Expr::Lit(ref l) => match *l {
[INFO] [stdout] ...   |
[INFO] [stdout] 328 | |                 return num_from_str(&*self.as_string()?);
[INFO] [stdout]     | |                                                       ^ cannot use the `?` operator in a trait method that returns `util::value::Value<f64>`
[INFO] [stdout] ...   |
[INFO] [stdout] 334 | |         Known(v)
[INFO] [stdout] 335 | |     }
[INFO] [stdout]     | |_____- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<_>` is not implemented for `util::value::Value<f64>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a trait method that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/util.rs:366:60
[INFO] [stdout]     |
[INFO] [stdout] 337 | /     fn as_string(&self) -> Value<Cow<'_, str>> {
[INFO] [stdout] 338 | |         let expr = self.as_expr_kind();
[INFO] [stdout] 339 | |         match *expr {
[INFO] [stdout] 340 | |             Expr::Lit(ref l) => match *l {
[INFO] [stdout] ...   |
[INFO] [stdout] 366 | |             }) => Known(Cow::Borrowed(if arg.as_pure_bool()? {
[INFO] [stdout]     | |                                                            ^ cannot use the `?` operator in a trait method that returns `util::value::Value<Cow<'_, str>>`
[INFO] [stdout] ...   |
[INFO] [stdout] 401 | |         }
[INFO] [stdout] 402 | |     }
[INFO] [stdout]     | |_____- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<_>` is not implemented for `util::value::Value<Cow<'_, str>>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a trait method that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/ecmascript/transforms/src/util.rs:384:54
[INFO] [stdout]     |
[INFO] [stdout] 337 | /     fn as_string(&self) -> Value<Cow<'_, str>> {
[INFO] [stdout] 338 | |         let expr = self.as_expr_kind();
[INFO] [stdout] 339 | |         match *expr {
[INFO] [stdout] 340 | |             Expr::Lit(ref l) => match *l {
[INFO] [stdout] ...   |
[INFO] [stdout] 384 | |                                 _ => expr.as_string()?,
[INFO] [stdout]     | |                                                      ^ cannot use the `?` operator in a trait method that returns `util::value::Value<Cow<'_, str>>`
[INFO] [stdout] ...   |
[INFO] [stdout] 401 | |         }
[INFO] [stdout] 402 | |     }
[INFO] [stdout]     | |_____- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<_>` is not implemented for `util::value::Value<Cow<'_, str>>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 23 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0277, E0407, E0437, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `swc_ecma_transforms` due to 24 previous errors
[INFO] running `Command { std: "docker" "inspect" "273a5f2462bca2919b2f84ba8d21bd0a341d7ac07343e38d2237fcc5fcf53819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "273a5f2462bca2919b2f84ba8d21bd0a341d7ac07343e38d2237fcc5fcf53819", kill_on_drop: false }`
[INFO] [stdout] 273a5f2462bca2919b2f84ba8d21bd0a341d7ac07343e38d2237fcc5fcf53819