[INFO] crate google-iamcredentials1-cli 1.0.10+20190620 is already in cache
[INFO] extracting crate google-iamcredentials1-cli 1.0.10+20190620 into work/ex/beta-1.38-1/sources/1.37.0/reg/google-iamcredentials1-cli/1.0.10+20190620
[INFO] extracting crate google-iamcredentials1-cli 1.0.10+20190620 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/google-iamcredentials1-cli/1.0.10+20190620
[INFO] validating manifest of google-iamcredentials1-cli-1.0.10+20190620 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 google-iamcredentials1-cli-1.0.10+20190620 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 google-iamcredentials1-cli-1.0.10+20190620
[INFO] finished frobbing google-iamcredentials1-cli-1.0.10+20190620
[INFO] frobbed toml for google-iamcredentials1-cli-1.0.10+20190620 written to work/ex/beta-1.38-1/sources/1.37.0/reg/google-iamcredentials1-cli/1.0.10+20190620/Cargo.toml
[INFO] started frobbing google-iamcredentials1-cli-1.0.10+20190620
[INFO] finished frobbing google-iamcredentials1-cli-1.0.10+20190620
[INFO] frobbed toml for google-iamcredentials1-cli-1.0.10+20190620 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/google-iamcredentials1-cli/1.0.10+20190620/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] [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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing google-iamcredentials1-cli-1.0.10+20190620 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-4/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/google-iamcredentials1-cli/1.0.10+20190620:/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] 76ab7d5c108d1d950a4a71e3ee60e7bda6242a2397554c12721eee01e84bb95f
[INFO] running `"docker" "start" "-a" "76ab7d5c108d1d950a4a71e3ee60e7bda6242a2397554c12721eee01e84bb95f"`
[INFO] [stderr] warning: version requirement `1.0.10+20190620` for dependency `google-iamcredentials1` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling google-iamcredentials1 v1.0.10+20190620
[INFO] [stderr]    Compiling google-iamcredentials1-cli v1.0.10+20190620 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cmn.rs:405:58
[INFO] [stderr]     |
[INFO] [stderr] 405 | pub fn writer_from_opts(arg: Option<&str>) -> Result<Box<Write>, io::Error> {
[INFO] [stderr]     |                                                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.76s
[INFO] running `"docker" "inspect" "76ab7d5c108d1d950a4a71e3ee60e7bda6242a2397554c12721eee01e84bb95f"`
[INFO] running `"docker" "rm" "-f" "76ab7d5c108d1d950a4a71e3ee60e7bda6242a2397554c12721eee01e84bb95f"`
[INFO] [stdout] 76ab7d5c108d1d950a4a71e3ee60e7bda6242a2397554c12721eee01e84bb95f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/google-iamcredentials1-cli/1.0.10+20190620:/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] c11358100876e3510ffc1e1a42547325f35a49d713fd2f82c7fda6ddaea1bbcb
[INFO] running `"docker" "start" "-a" "c11358100876e3510ffc1e1a42547325f35a49d713fd2f82c7fda6ddaea1bbcb"`
[INFO] [stderr] warning: version requirement `1.0.10+20190620` for dependency `google-iamcredentials1` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling google-iamcredentials1-cli v1.0.10+20190620 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cmn.rs:405:58
[INFO] [stderr]     |
[INFO] [stderr] 405 | pub fn writer_from_opts(arg: Option<&str>) -> Result<Box<Write>, io::Error> {
[INFO] [stderr]     |                                                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `"docker" "inspect" "c11358100876e3510ffc1e1a42547325f35a49d713fd2f82c7fda6ddaea1bbcb"`
[INFO] running `"docker" "rm" "-f" "c11358100876e3510ffc1e1a42547325f35a49d713fd2f82c7fda6ddaea1bbcb"`
[INFO] [stdout] c11358100876e3510ffc1e1a42547325f35a49d713fd2f82c7fda6ddaea1bbcb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/google-iamcredentials1-cli/1.0.10+20190620:/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] edda0997b6a3c84c91905972231ebf750d752ef42d32e5332926d2c6615052a3
[INFO] running `"docker" "start" "-a" "edda0997b6a3c84c91905972231ebf750d752ef42d32e5332926d2c6615052a3"`
[INFO] [stderr] warning: version requirement `1.0.10+20190620` for dependency `google-iamcredentials1` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/iamcredentials1-11e2c40a696e2726
[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" "edda0997b6a3c84c91905972231ebf750d752ef42d32e5332926d2c6615052a3"`
[INFO] running `"docker" "rm" "-f" "edda0997b6a3c84c91905972231ebf750d752ef42d32e5332926d2c6615052a3"`
[INFO] [stdout] edda0997b6a3c84c91905972231ebf750d752ef42d32e5332926d2c6615052a3