[INFO] crate aliasmethod 0.3.0 is already in cache
[INFO] extracting crate aliasmethod 0.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/aliasmethod/0.3.0
[INFO] extracting crate aliasmethod 0.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/aliasmethod/0.3.0
[INFO] validating manifest of aliasmethod-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 aliasmethod-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 aliasmethod-0.3.0
[INFO] finished frobbing aliasmethod-0.3.0
[INFO] frobbed toml for aliasmethod-0.3.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/aliasmethod/0.3.0/Cargo.toml
[INFO] started frobbing aliasmethod-0.3.0
[INFO] finished frobbing aliasmethod-0.3.0
[INFO] frobbed toml for aliasmethod-0.3.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/aliasmethod/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 aliasmethod-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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/aliasmethod/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] 6ea9cb6ef51fed956385f1e44af0f6abd434f2ff7cc4ef60fccb95aa400ee95c
[INFO] running `"docker" "start" "-a" "6ea9cb6ef51fed956385f1e44af0f6abd434f2ff7cc4ef60fccb95aa400ee95c"`
[INFO] [stderr]    Compiling aliasmethod v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:27:32
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "6ea9cb6ef51fed956385f1e44af0f6abd434f2ff7cc4ef60fccb95aa400ee95c"`
[INFO] running `"docker" "rm" "-f" "6ea9cb6ef51fed956385f1e44af0f6abd434f2ff7cc4ef60fccb95aa400ee95c"`
[INFO] [stdout] 6ea9cb6ef51fed956385f1e44af0f6abd434f2ff7cc4ef60fccb95aa400ee95c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/aliasmethod/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] cc49f9ea4d8e5092d3cf55a6cda25aa4ae8192ae1b37bb8a9d1fa36a4db9830d
[INFO] running `"docker" "start" "-a" "cc49f9ea4d8e5092d3cf55a6cda25aa4ae8192ae1b37bb8a9d1fa36a4db9830d"`
[INFO] [stderr]    Compiling aliasmethod v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:27:32
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "cc49f9ea4d8e5092d3cf55a6cda25aa4ae8192ae1b37bb8a9d1fa36a4db9830d"`
[INFO] running `"docker" "rm" "-f" "cc49f9ea4d8e5092d3cf55a6cda25aa4ae8192ae1b37bb8a9d1fa36a4db9830d"`
[INFO] [stdout] cc49f9ea4d8e5092d3cf55a6cda25aa4ae8192ae1b37bb8a9d1fa36a4db9830d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/aliasmethod/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] 5f5d2e7fa1fd567ff31a7fbedf77aac6a31bb483abcbc5e9cb4e7d51cc491370
[INFO] running `"docker" "start" "-a" "5f5d2e7fa1fd567ff31a7fbedf77aac6a31bb483abcbc5e9cb4e7d51cc491370"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/aliasmethod-6fc9814657be5c0f
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test table::test_new_alias_table ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lib-d96d3b69dd5bb936
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_probability ... ok
[INFO] [stderr]    Doc-tests aliasmethod
[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" "5f5d2e7fa1fd567ff31a7fbedf77aac6a31bb483abcbc5e9cb4e7d51cc491370"`
[INFO] running `"docker" "rm" "-f" "5f5d2e7fa1fd567ff31a7fbedf77aac6a31bb483abcbc5e9cb4e7d51cc491370"`
[INFO] [stdout] 5f5d2e7fa1fd567ff31a7fbedf77aac6a31bb483abcbc5e9cb4e7d51cc491370