[INFO] updating cached repository ritesh/hello_rust_lambda
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ritesh/hello_rust_lambda
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ritesh/hello_rust_lambda" "work/ex/beta-1.37-6/sources/1.36.0/gh/ritesh/hello_rust_lambda"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ritesh/hello_rust_lambda'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ritesh/hello_rust_lambda" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ritesh/hello_rust_lambda"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ritesh/hello_rust_lambda'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] abe0988c70289e3c6f1ed2d30ef4653d929cedab
[INFO] sha for GitHub repo ritesh/hello_rust_lambda: abe0988c70289e3c6f1ed2d30ef4653d929cedab
[INFO] validating manifest of ritesh/hello_rust_lambda on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ritesh/hello_rust_lambda on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ritesh/hello_rust_lambda
[INFO] finished frobbing ritesh/hello_rust_lambda
[INFO] frobbed toml for ritesh/hello_rust_lambda written to work/ex/beta-1.37-6/sources/1.36.0/gh/ritesh/hello_rust_lambda/Cargo.toml
[INFO] started frobbing ritesh/hello_rust_lambda
[INFO] finished frobbing ritesh/hello_rust_lambda
[INFO] frobbed toml for ritesh/hello_rust_lambda written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ritesh/hello_rust_lambda/Cargo.toml
[INFO] crate ritesh/hello_rust_lambda already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ritesh/hello_rust_lambda against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ritesh/hello_rust_lambda:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 7939057c43e304f158af84fd93815388487c014185736df407bd013012c7ee82
[INFO] running `"docker" "start" "-a" "7939057c43e304f158af84fd93815388487c014185736df407bd013012c7ee82"`
[INFO] [stderr]    Compiling simple-error v0.1.13
[INFO] [stderr]    Compiling lambda_runtime_core v0.1.0
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling http v0.1.16
[INFO] [stderr]    Compiling serde_derive v1.0.88
[INFO] [stderr]    Compiling lambda_runtime_errors_derive v0.1.0
[INFO] [stderr]    Compiling simple_logger v1.0.1
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-fs v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling lambda_runtime_errors v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.15
[INFO] [stderr]    Compiling h2 v0.1.16
[INFO] [stderr]    Compiling hyper v0.12.24
[INFO] [stderr]    Compiling lambda_runtime_client v0.2.0
[INFO] [stderr]    Compiling lambda_runtime v0.2.0
[INFO] [stderr]    Compiling hello_rust_lambda v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/main.rs:44:35
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn my_handler(e: CloudWatchEvent, c: lambda::Context) -> Result<CustomOutput, HandlerError> {
[INFO] [stderr]    |                                   ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `"docker" "inspect" "7939057c43e304f158af84fd93815388487c014185736df407bd013012c7ee82"`
[INFO] running `"docker" "rm" "-f" "7939057c43e304f158af84fd93815388487c014185736df407bd013012c7ee82"`
[INFO] [stdout] 7939057c43e304f158af84fd93815388487c014185736df407bd013012c7ee82
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ritesh/hello_rust_lambda:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6bb4810fec59d469a64cb9bdeae44661c1df03012e956c8a34e6c72e5ea430d9
[INFO] running `"docker" "start" "-a" "6bb4810fec59d469a64cb9bdeae44661c1df03012e956c8a34e6c72e5ea430d9"`
[INFO] [stderr]    Compiling hello_rust_lambda v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/main.rs:44:35
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn my_handler(e: CloudWatchEvent, c: lambda::Context) -> Result<CustomOutput, HandlerError> {
[INFO] [stderr]    |                                   ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.99s
[INFO] running `"docker" "inspect" "6bb4810fec59d469a64cb9bdeae44661c1df03012e956c8a34e6c72e5ea430d9"`
[INFO] running `"docker" "rm" "-f" "6bb4810fec59d469a64cb9bdeae44661c1df03012e956c8a34e6c72e5ea430d9"`
[INFO] [stdout] 6bb4810fec59d469a64cb9bdeae44661c1df03012e956c8a34e6c72e5ea430d9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ritesh/hello_rust_lambda:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] dc9ed69af0f9fe30fc9e2cb652a6af0ce560ef50b39cf869fa73e9ce3823c189
[INFO] running `"docker" "start" "-a" "dc9ed69af0f9fe30fc9e2cb652a6af0ce560ef50b39cf869fa73e9ce3823c189"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bootstrap-f0e2b016df5afafd
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_de ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "dc9ed69af0f9fe30fc9e2cb652a6af0ce560ef50b39cf869fa73e9ce3823c189"`
[INFO] running `"docker" "rm" "-f" "dc9ed69af0f9fe30fc9e2cb652a6af0ce560ef50b39cf869fa73e9ce3823c189"`
[INFO] [stdout] dc9ed69af0f9fe30fc9e2cb652a6af0ce560ef50b39cf869fa73e9ce3823c189