[INFO] crate v8unpack4rs 0.3.0 is already in cache
[INFO] extracting crate v8unpack4rs 0.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/v8unpack4rs/0.3.0
[INFO] extracting crate v8unpack4rs 0.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/v8unpack4rs/0.3.0
[INFO] validating manifest of v8unpack4rs-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 v8unpack4rs-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 v8unpack4rs-0.3.0
[INFO] finished frobbing v8unpack4rs-0.3.0
[INFO] frobbed toml for v8unpack4rs-0.3.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/v8unpack4rs/0.3.0/Cargo.toml
[INFO] started frobbing v8unpack4rs-0.3.0
[INFO] finished frobbing v8unpack4rs-0.3.0
[INFO] frobbed toml for v8unpack4rs-0.3.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/v8unpack4rs/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing v8unpack4rs-0.3.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/v8unpack4rs/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 0a58f3d90404166d4349013b53b9be3f5366b21be63b6c6f1618cf96b8c4ae94
[INFO] running `"docker" "start" "-a" "0a58f3d90404166d4349013b53b9be3f5366b21be63b6c6f1618cf96b8c4ae94"`
[INFO] [stderr]    Compiling v8unpack4rs v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `inflate` is imported redundantly
[INFO] [stderr]    --> src/parser/single.rs:289:9
[INFO] [stderr]     |
[INFO] [stderr] 289 |     use inflate;
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.00s
[INFO] running `"docker" "inspect" "0a58f3d90404166d4349013b53b9be3f5366b21be63b6c6f1618cf96b8c4ae94"`
[INFO] running `"docker" "rm" "-f" "0a58f3d90404166d4349013b53b9be3f5366b21be63b6c6f1618cf96b8c4ae94"`
[INFO] [stdout] 0a58f3d90404166d4349013b53b9be3f5366b21be63b6c6f1618cf96b8c4ae94
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/v8unpack4rs/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 730f4fc2234843e01d9b8b6f5344592a66122d14a710b3d6ebeddf93ddce7736
[INFO] running `"docker" "start" "-a" "730f4fc2234843e01d9b8b6f5344592a66122d14a710b3d6ebeddf93ddce7736"`
[INFO] [stderr]    Compiling v8unpack4rs v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `inflate` is imported redundantly
[INFO] [stderr]    --> src/parser/single.rs:289:9
[INFO] [stderr]     |
[INFO] [stderr] 289 |     use inflate;
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `"docker" "inspect" "730f4fc2234843e01d9b8b6f5344592a66122d14a710b3d6ebeddf93ddce7736"`
[INFO] running `"docker" "rm" "-f" "730f4fc2234843e01d9b8b6f5344592a66122d14a710b3d6ebeddf93ddce7736"`
[INFO] [stdout] 730f4fc2234843e01d9b8b6f5344592a66122d14a710b3d6ebeddf93ddce7736
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/v8unpack4rs/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] aaa019202daee516e3b23799a3774b28a074606f403bd57b6d311e39b5a20af9
[INFO] running `"docker" "start" "-a" "aaa019202daee516e3b23799a3774b28a074606f403bd57b6d311e39b5a20af9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/v8unpack4rs-d033b4c6d414907a
[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] [stderr]      Running /opt/crater/target/debug/deps/general-a23828c314f5366e
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests v8unpack4rs
[INFO] [stdout] test test_parse_and_build ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "aaa019202daee516e3b23799a3774b28a074606f403bd57b6d311e39b5a20af9"`
[INFO] running `"docker" "rm" "-f" "aaa019202daee516e3b23799a3774b28a074606f403bd57b6d311e39b5a20af9"`
[INFO] [stdout] aaa019202daee516e3b23799a3774b28a074606f403bd57b6d311e39b5a20af9