[INFO] crate swc_ecma_codegen_macros 0.3.0 is already in cache
[INFO] extracting crate swc_ecma_codegen_macros 0.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/swc_ecma_codegen_macros/0.3.0
[INFO] extracting crate swc_ecma_codegen_macros 0.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/swc_ecma_codegen_macros/0.3.0
[INFO] validating manifest of swc_ecma_codegen_macros-0.3.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of swc_ecma_codegen_macros-0.3.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing swc_ecma_codegen_macros-0.3.0
[INFO] finished frobbing swc_ecma_codegen_macros-0.3.0
[INFO] frobbed toml for swc_ecma_codegen_macros-0.3.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/swc_ecma_codegen_macros/0.3.0/Cargo.toml
[INFO] started frobbing swc_ecma_codegen_macros-0.3.0
[INFO] finished frobbing swc_ecma_codegen_macros-0.3.0
[INFO] frobbed toml for swc_ecma_codegen_macros-0.3.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/swc_ecma_codegen_macros/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing swc_ecma_codegen_macros-0.3.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/swc_ecma_codegen_macros/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 91d9b3be7330aa374dc09c578cb2b8d681ec79f34f29e20d52f62eb400607cfd
[INFO] running `"docker" "start" "-a" "91d9b3be7330aa374dc09c578cb2b8d681ec79f34f29e20d52f62eb400607cfd"`
[INFO] [stderr]    Compiling pmutil v0.3.0
[INFO] [stderr]    Compiling swc_macros_common v0.2.0
[INFO] [stderr]    Compiling swc_ecma_codegen_macros v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fold.rs:32:25
[INFO] [stderr]    |
[INFO] [stderr] 32 | fn get_joinned_span(t: &ToTokens) -> Span {
[INFO] [stderr]    |                         ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/fold.rs:116:25
[INFO] [stderr]     |
[INFO] [stderr] 116 |                     let mut args: Punctuated<Expr, token::Comma> = parse_args(i.tts.into());
[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]     Finished dev [unoptimized + debuginfo] target(s) in 14.38s
[INFO] running `"docker" "inspect" "91d9b3be7330aa374dc09c578cb2b8d681ec79f34f29e20d52f62eb400607cfd"`
[INFO] running `"docker" "rm" "-f" "91d9b3be7330aa374dc09c578cb2b8d681ec79f34f29e20d52f62eb400607cfd"`
[INFO] [stdout] 91d9b3be7330aa374dc09c578cb2b8d681ec79f34f29e20d52f62eb400607cfd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/swc_ecma_codegen_macros/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 646fb12ef77ccdb7172a487d7d2cd037d4767bdb8044e6e8382bdd4af1471ccc
[INFO] running `"docker" "start" "-a" "646fb12ef77ccdb7172a487d7d2cd037d4767bdb8044e6e8382bdd4af1471ccc"`
[INFO] [stderr]    Compiling swc_ecma_codegen_macros v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fold.rs:32:25
[INFO] [stderr]    |
[INFO] [stderr] 32 | fn get_joinned_span(t: &ToTokens) -> Span {
[INFO] [stderr]    |                         ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/fold.rs:116:25
[INFO] [stderr]     |
[INFO] [stderr] 116 |                     let mut args: Punctuated<Expr, token::Comma> = parse_args(i.tts.into());
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "646fb12ef77ccdb7172a487d7d2cd037d4767bdb8044e6e8382bdd4af1471ccc"`
[INFO] running `"docker" "rm" "-f" "646fb12ef77ccdb7172a487d7d2cd037d4767bdb8044e6e8382bdd4af1471ccc"`
[INFO] [stdout] 646fb12ef77ccdb7172a487d7d2cd037d4767bdb8044e6e8382bdd4af1471ccc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/swc_ecma_codegen_macros/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 36d6c22a1660aa26f77e52c43fc143e0f34db2669f56407d46929e0004850675
[INFO] running `"docker" "start" "-a" "36d6c22a1660aa26f77e52c43fc143e0f34db2669f56407d46929e0004850675"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/swc_ecma_codegen_macros-f997e9d9036a65a3
[INFO] [stderr]    Doc-tests swc_ecma_codegen_macros
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "36d6c22a1660aa26f77e52c43fc143e0f34db2669f56407d46929e0004850675"`
[INFO] running `"docker" "rm" "-f" "36d6c22a1660aa26f77e52c43fc143e0f34db2669f56407d46929e0004850675"`
[INFO] [stdout] 36d6c22a1660aa26f77e52c43fc143e0f34db2669f56407d46929e0004850675