[INFO] updating cached repository PengShaw/kvs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/PengShaw/kvs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/PengShaw/kvs" "work/ex/beta-1.38-1/sources/1.37.0/gh/PengShaw/kvs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/PengShaw/kvs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/PengShaw/kvs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PengShaw/kvs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PengShaw/kvs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 25d590715188c0ca38192689115a0de3a8dc3fc5
[INFO] sha for GitHub repo PengShaw/kvs: 25d590715188c0ca38192689115a0de3a8dc3fc5
[INFO] validating manifest of PengShaw/kvs 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 PengShaw/kvs 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 PengShaw/kvs
[INFO] finished frobbing PengShaw/kvs
[INFO] frobbed toml for PengShaw/kvs written to work/ex/beta-1.38-1/sources/1.37.0/gh/PengShaw/kvs/Cargo.toml
[INFO] started frobbing PengShaw/kvs
[INFO] finished frobbing PengShaw/kvs
[INFO] frobbed toml for PengShaw/kvs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PengShaw/kvs/Cargo.toml
[INFO] crate PengShaw/kvs 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] testing PengShaw/kvs 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/PengShaw/kvs:/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] 8c2f7d8c86a617a06a3f81b94e00796dc5a34cb8393954562d5da0c6976d57a3
[INFO] running `"docker" "start" "-a" "8c2f7d8c86a617a06a3f81b94e00796dc5a34cb8393954562d5da0c6976d57a3"`
[INFO] [stderr]    Compiling structopt-derive v0.2.16
[INFO] [stderr]    Compiling structopt v0.2.16
[INFO] [stderr]    Compiling kvs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.10s
[INFO] running `"docker" "inspect" "8c2f7d8c86a617a06a3f81b94e00796dc5a34cb8393954562d5da0c6976d57a3"`
[INFO] running `"docker" "rm" "-f" "8c2f7d8c86a617a06a3f81b94e00796dc5a34cb8393954562d5da0c6976d57a3"`
[INFO] [stdout] 8c2f7d8c86a617a06a3f81b94e00796dc5a34cb8393954562d5da0c6976d57a3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/PengShaw/kvs:/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] 24f1341fdec5fa78e82943ee7f5c5eecf87be0a1be5579e7410fc36afda9d9fd
[INFO] running `"docker" "start" "-a" "24f1341fdec5fa78e82943ee7f5c5eecf87be0a1be5579e7410fc36afda9d9fd"`
[INFO] [stderr]    Compiling normalize-line-endings v0.2.2
[INFO] [stderr]    Compiling float-cmp v0.4.0
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling predicates v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling escargot v0.4.0
[INFO] [stderr]    Compiling assert_cmd v0.11.1
[INFO] [stderr]    Compiling kvs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.94s
[INFO] running `"docker" "inspect" "24f1341fdec5fa78e82943ee7f5c5eecf87be0a1be5579e7410fc36afda9d9fd"`
[INFO] running `"docker" "rm" "-f" "24f1341fdec5fa78e82943ee7f5c5eecf87be0a1be5579e7410fc36afda9d9fd"`
[INFO] [stdout] 24f1341fdec5fa78e82943ee7f5c5eecf87be0a1be5579e7410fc36afda9d9fd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/PengShaw/kvs:/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] aa466c7ae218f852cd8c26c3dd9e3ea3dce4336826bae417720f29f41ba58565
[INFO] running `"docker" "start" "-a" "aa466c7ae218f852cd8c26c3dd9e3ea3dce4336826bae417720f29f41ba58565"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/kvs-3683939843955d6a
[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/kvs-c0c7052cf575a745
[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/tests-346a3be6bd022d55
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test cli_invalid_rm ... ok
[INFO] [stdout] test cli_get ... ok
[INFO] [stdout] test get_non_existent_value ... ok
[INFO] [stdout] test cli_set ... ok
[INFO] [stdout] test get_stored_value ... ok
[INFO] [stdout] test overwrite_value ... ok
[INFO] [stdout] test remove_key ... ok
[INFO] [stdout] test cli_no_args ... ok
[INFO] [stdout] test cli_invalid_subcommand ... ok
[INFO] [stdout] test cli_invalid_get ... ok
[INFO] [stdout] test cli_rm ... ok
[INFO] [stdout] test cli_version ... ok
[INFO] [stdout] test cli_invalid_set ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kvs
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/kv.rs - kv::KvStore (line 9) ... 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" "aa466c7ae218f852cd8c26c3dd9e3ea3dce4336826bae417720f29f41ba58565"`
[INFO] running `"docker" "rm" "-f" "aa466c7ae218f852cd8c26c3dd9e3ea3dce4336826bae417720f29f41ba58565"`
[INFO] [stdout] aa466c7ae218f852cd8c26c3dd9e3ea3dce4336826bae417720f29f41ba58565