[INFO] updating cached repository Warren-Lamb/Little_HyperService
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Warren-Lamb/Little_HyperService
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Warren-Lamb/Little_HyperService" "work/ex/beta-1.38-1/sources/1.37.0/gh/Warren-Lamb/Little_HyperService"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Warren-Lamb/Little_HyperService'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Warren-Lamb/Little_HyperService" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Warren-Lamb/Little_HyperService"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Warren-Lamb/Little_HyperService'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d0d64c768a04883623543a1bb2bf64b5cd56b9be
[INFO] sha for GitHub repo Warren-Lamb/Little_HyperService: d0d64c768a04883623543a1bb2bf64b5cd56b9be
[INFO] validating manifest of Warren-Lamb/Little_HyperService 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 Warren-Lamb/Little_HyperService 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 Warren-Lamb/Little_HyperService
[INFO] finished frobbing Warren-Lamb/Little_HyperService
[INFO] frobbed toml for Warren-Lamb/Little_HyperService written to work/ex/beta-1.38-1/sources/1.37.0/gh/Warren-Lamb/Little_HyperService/Cargo.toml
[INFO] started frobbing Warren-Lamb/Little_HyperService
[INFO] finished frobbing Warren-Lamb/Little_HyperService
[INFO] frobbed toml for Warren-Lamb/Little_HyperService written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Warren-Lamb/Little_HyperService/Cargo.toml
[INFO] crate Warren-Lamb/Little_HyperService already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing Warren-Lamb/Little_HyperService 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/gh/Warren-Lamb/Little_HyperService:/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] 2e248ca6768e1fa12118b8530cfea84409a09e8a1b3c999ffac7869460029123
[INFO] running `"docker" "start" "-a" "2e248ca6768e1fa12118b8530cfea84409a09e8a1b3c999ffac7869460029123"`
[INFO] [stderr]    Compiling h2 v0.1.24
[INFO] [stderr]    Compiling tokio v0.1.21
[INFO] [stderr]    Compiling hyper v0.12.31
[INFO] [stderr]    Compiling Little_HyperService v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Method`, `StatusCode`
[INFO] [stderr]  --> src/main.rs:3:24
[INFO] [stderr]   |
[INFO] [stderr] 3 | use hyper::{Body,Error,Method,Request,Response,Server,StatusCode};
[INFO] [stderr]   |                        ^^^^^^                         ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]   --> src/main.rs:39:26
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn microservice_handler (req: Request<Body>, db: &UserDb) 
[INFO] [stderr]    |                          ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `db`
[INFO] [stderr]   --> src/main.rs:39:46
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn microservice_handler (req: Request<Body>, db: &UserDb) 
[INFO] [stderr]    |                                              ^^ help: consider prefixing with an underscore: `_db`
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `UserId`
[INFO] [stderr]   --> src/main.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | type UserId = u64;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Little_HyperService` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `little_hyper_service`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.97s
[INFO] running `"docker" "inspect" "2e248ca6768e1fa12118b8530cfea84409a09e8a1b3c999ffac7869460029123"`
[INFO] running `"docker" "rm" "-f" "2e248ca6768e1fa12118b8530cfea84409a09e8a1b3c999ffac7869460029123"`
[INFO] [stdout] 2e248ca6768e1fa12118b8530cfea84409a09e8a1b3c999ffac7869460029123
[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/gh/Warren-Lamb/Little_HyperService:/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] 5bc262d45ca94439096291a4c2d494ac180c9385551f19634cdb7dd2496844a4
[INFO] running `"docker" "start" "-a" "5bc262d45ca94439096291a4c2d494ac180c9385551f19634cdb7dd2496844a4"`
[INFO] [stderr]    Compiling Little_HyperService v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Method`, `StatusCode`
[INFO] [stderr]  --> src/main.rs:3:24
[INFO] [stderr]   |
[INFO] [stderr] 3 | use hyper::{Body,Error,Method,Request,Response,Server,StatusCode};
[INFO] [stderr]   |                        ^^^^^^                         ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]   --> src/main.rs:39:26
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn microservice_handler (req: Request<Body>, db: &UserDb) 
[INFO] [stderr]    |                          ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `db`
[INFO] [stderr]   --> src/main.rs:39:46
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn microservice_handler (req: Request<Body>, db: &UserDb) 
[INFO] [stderr]    |                                              ^^ help: consider prefixing with an underscore: `_db`
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `UserId`
[INFO] [stderr]   --> src/main.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | type UserId = u64;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Little_HyperService` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `little_hyper_service`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `"docker" "inspect" "5bc262d45ca94439096291a4c2d494ac180c9385551f19634cdb7dd2496844a4"`
[INFO] running `"docker" "rm" "-f" "5bc262d45ca94439096291a4c2d494ac180c9385551f19634cdb7dd2496844a4"`
[INFO] [stdout] 5bc262d45ca94439096291a4c2d494ac180c9385551f19634cdb7dd2496844a4
[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/gh/Warren-Lamb/Little_HyperService:/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] 46e1299fa5c85cbdfed9b872be124ca21c91eb5b5acb3a91b69186e6c37c5489
[INFO] running `"docker" "start" "-a" "46e1299fa5c85cbdfed9b872be124ca21c91eb5b5acb3a91b69186e6c37c5489"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/Little_HyperService-214a0170268a0bd9
[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" "46e1299fa5c85cbdfed9b872be124ca21c91eb5b5acb3a91b69186e6c37c5489"`
[INFO] running `"docker" "rm" "-f" "46e1299fa5c85cbdfed9b872be124ca21c91eb5b5acb3a91b69186e6c37c5489"`
[INFO] [stdout] 46e1299fa5c85cbdfed9b872be124ca21c91eb5b5acb3a91b69186e6c37c5489