[INFO] fetching crate swc_ecma_compat_es2021 0.1.48...
[INFO] checking swc_ecma_compat_es2021-0.1.48 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate swc_ecma_compat_es2021 0.1.48 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate swc_ecma_compat_es2021 0.1.48 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate swc_ecma_compat_es2021 0.1.48
[INFO] finished tweaking crates.io crate swc_ecma_compat_es2021 0.1.48
[INFO] tweaked toml for crates.io crate swc_ecma_compat_es2021 0.1.48 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 83 packages
[INFO] [stderr]       Adding siphasher v0.3.11 (latest: v1.0.1)
[INFO] [stderr]       Adding swc_ecma_ast v0.110.17 (latest: v0.112.6)
[INFO] [stderr]       Adding swc_ecma_parser v0.141.37 (latest: v0.143.11)
[INFO] [stderr]       Adding swc_ecma_transforms_base v0.134.58 (latest: v0.137.16)
[INFO] [stderr]       Adding swc_ecma_utils v0.124.39 (latest: v0.127.15)
[INFO] [stderr]       Adding swc_ecma_visit v0.96.17 (latest: v0.98.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded swc_ecma_ast v0.110.17
[INFO] [stderr]   Downloaded swc_trace_macro v0.1.3
[INFO] [stderr]   Downloaded swc_ecma_utils v0.124.39
[INFO] [stderr]   Downloaded swc_ecma_parser v0.141.37
[INFO] [stderr]   Downloaded swc_ecma_transforms_base v0.134.58
[INFO] [stderr]   Downloaded unicode-id v0.3.4
[INFO] [stderr]   Downloaded swc_ecma_visit v0.96.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f7ef102214abc49d7954964a43f3e17cc489637307ff93d94cebbb4a18bf18a
[INFO] running `Command { std: "docker" "start" "-a" "6f7ef102214abc49d7954964a43f3e17cc489637307ff93d94cebbb4a18bf18a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f7ef102214abc49d7954964a43f3e17cc489637307ff93d94cebbb4a18bf18a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f7ef102214abc49d7954964a43f3e17cc489637307ff93d94cebbb4a18bf18a", kill_on_drop: false }`
[INFO] [stdout] 6f7ef102214abc49d7954964a43f3e17cc489637307ff93d94cebbb4a18bf18a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c7b58c008fdc4af6158ba2ef181531132b7c17eae4bfee29fc0755475eb6fb1
[INFO] running `Command { std: "docker" "start" "-a" "3c7b58c008fdc4af6158ba2ef181531132b7c17eae4bfee29fc0755475eb6fb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking siphasher v0.3.11
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking better_scoped_tls v0.1.1
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking unicode-id v0.3.4
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling swc_macros_common v0.3.9
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling swc_visit_macros v0.5.11
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling from_variant v0.1.7
[INFO] [stderr]    Compiling ast_node v0.9.6
[INFO] [stderr]    Compiling swc_eq_ignore_macros v0.1.3
[INFO] [stderr]    Compiling is-macro v0.3.5
[INFO] [stderr]    Compiling string_enum v0.4.2
[INFO] [stderr]    Compiling swc_trace_macro v0.1.3
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking swc_visit v0.5.10
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking triomphe v0.1.11
[INFO] [stderr]     Checking hstr v0.2.8
[INFO] [stderr]     Checking swc_atoms v0.6.5
[INFO] [stderr]     Checking swc_common v0.33.21
[INFO] [stderr]     Checking swc_ecma_ast v0.110.17
[INFO] [stderr]     Checking swc_ecma_visit v0.96.17
[INFO] [stderr]     Checking swc_ecma_parser v0.141.37
[INFO] [stderr]     Checking swc_ecma_utils v0.124.39
[INFO] [stderr]     Checking swc_ecma_transforms_base v0.134.58
[INFO] [stderr]     Checking swc_ecma_compat_es2021 v0.1.48 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.62s
[INFO] running `Command { std: "docker" "inspect" "3c7b58c008fdc4af6158ba2ef181531132b7c17eae4bfee29fc0755475eb6fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c7b58c008fdc4af6158ba2ef181531132b7c17eae4bfee29fc0755475eb6fb1", kill_on_drop: false }`
[INFO] [stdout] 3c7b58c008fdc4af6158ba2ef181531132b7c17eae4bfee29fc0755475eb6fb1