[INFO] fetching crate swc_ecma_transforms 0.17.3...
[INFO] testing swc_ecma_transforms-0.17.3 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate swc_ecma_transforms 0.17.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate swc_ecma_transforms 0.17.3 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate swc_ecma_transforms 0.17.3
[INFO] finished tweaking crates.io crate swc_ecma_transforms 0.17.3
[INFO] tweaked toml for crates.io crate swc_ecma_transforms 0.17.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 524b6dee56a9de7a264e61c7b8e32601347d2c4509bc4c1f4be6b0bd70cfd5b8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "524b6dee56a9de7a264e61c7b8e32601347d2c4509bc4c1f4be6b0bd70cfd5b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "524b6dee56a9de7a264e61c7b8e32601347d2c4509bc4c1f4be6b0bd70cfd5b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "524b6dee56a9de7a264e61c7b8e32601347d2c4509bc4c1f4be6b0bd70cfd5b8", kill_on_drop: false }`
[INFO] [stdout] 524b6dee56a9de7a264e61c7b8e32601347d2c4509bc4c1f4be6b0bd70cfd5b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a8caee66416572ea6a56d2a1c7b4865f5dd497ce5cb4ed32be73e80fc8c46e1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6a8caee66416572ea6a56d2a1c7b4865f5dd497ce5cb4ed32be73e80fc8c46e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling ordered-float v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling pmutil v0.5.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling swc_atoms v0.2.2
[INFO] [stderr]    Compiling swc_macros_common v0.3.1
[INFO] [stderr]    Compiling dashmap v3.5.1
[INFO] [stderr]    Compiling is-macro v0.1.8
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling swc_visit_macros v0.1.0
[INFO] [stderr]    Compiling from_variant v0.1.2
[INFO] [stderr]    Compiling string_enum v0.3.0
[INFO] [stderr]    Compiling enum_kind v0.2.0
[INFO] [stderr]    Compiling swc_ecma_parser_macros v0.4.1
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling ast_node v0.7.0
[INFO] [stderr]    Compiling swc_visit v0.1.0
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling swc_common v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling swc_ecma_ast v0.27.0
[INFO] [stderr]    Compiling swc_ecma_visit v0.12.0
[INFO] [stderr]    Compiling swc_ecma_utils v0.16.1
[INFO] [stderr]    Compiling swc_ecma_parser v0.32.1
[INFO] [stderr]    Compiling swc_ecma_transforms v0.17.3 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `swc_ecma_transforms`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name swc_ecma_transforms --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 -C metadata=ed5875fc147b471d -C extra-filename=-ed5875fc147b471d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern inflector=/opt/rustwide/target/debug/deps/libinflector-a3ab0ef7afceb6bf.rmeta --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-29c23aac65b32c32.rmeta --extern dashmap=/opt/rustwide/target/debug/deps/libdashmap-f242b96b14d4d956.rmeta --extern either=/opt/rustwide/target/debug/deps/libeither-56bcfa1bc0d47530.rmeta --extern fxhash=/opt/rustwide/target/debug/deps/libfxhash-bc35a5da7240a59b.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-49a5eb02a1187e0b.rmeta --extern is_macro=/opt/rustwide/target/debug/deps/libis_macro-e8a477c4750786f7.so --extern log=/opt/rustwide/target/debug/deps/liblog-51760c8d9f0a0b95.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-380fa5185422dcd6.rmeta --extern ordered_float=/opt/rustwide/target/debug/deps/libordered_float-b9acd4ec3fe7271d.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-9d7cc8905e175b99.rmeta --extern scoped_tls=/opt/rustwide/target/debug/deps/libscoped_tls-35862613972434ea.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-88845afd092dbcb7.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-b6677dfd9735c398.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-d0f08b689d388bfb.rmeta --extern swc_atoms=/opt/rustwide/target/debug/deps/libswc_atoms-11ae5c5c0e97ad51.rmeta --extern swc_common=/opt/rustwide/target/debug/deps/libswc_common-b36e3dcb64068bfd.rmeta --extern swc_ecma_ast=/opt/rustwide/target/debug/deps/libswc_ecma_ast-3bf40029ffd14ae8.rmeta --extern swc_ecma_parser=/opt/rustwide/target/debug/deps/libswc_ecma_parser-3372bb35cc58cb9c.rmeta --extern swc_ecma_utils=/opt/rustwide/target/debug/deps/libswc_ecma_utils-2f1b453e104b6bb6.rmeta --extern swc_ecma_visit=/opt/rustwide/target/debug/deps/libswc_ecma_visit-3d154ad7deeddc5c.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-b888af50774a486c.rmeta --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "6a8caee66416572ea6a56d2a1c7b4865f5dd497ce5cb4ed32be73e80fc8c46e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a8caee66416572ea6a56d2a1c7b4865f5dd497ce5cb4ed32be73e80fc8c46e1", kill_on_drop: false }`
[INFO] [stdout] 6a8caee66416572ea6a56d2a1c7b4865f5dd497ce5cb4ed32be73e80fc8c46e1