[INFO] updating cached repository nharring/kv_server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nharring/kv_server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nharring/kv_server" "work/ex/beta-1.37-6/sources/1.36.0/gh/nharring/kv_server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/nharring/kv_server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nharring/kv_server" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nharring/kv_server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nharring/kv_server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 994de072c08357a136bc7d70bee213cbe638f6b4
[INFO] sha for GitHub repo nharring/kv_server: 994de072c08357a136bc7d70bee213cbe638f6b4
[INFO] validating manifest of nharring/kv_server 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 nharring/kv_server 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 nharring/kv_server
[INFO] finished frobbing nharring/kv_server
[INFO] frobbed toml for nharring/kv_server written to work/ex/beta-1.37-6/sources/1.36.0/gh/nharring/kv_server/Cargo.toml
[INFO] started frobbing nharring/kv_server
[INFO] finished frobbing nharring/kv_server
[INFO] frobbed toml for nharring/kv_server written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nharring/kv_server/Cargo.toml
[INFO] crate nharring/kv_server 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 nharring/kv_server against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/nharring/kv_server:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] a0d1fdf69ca5c7fd106497a1e4f1b84d30035a394f8c8ae642a31373a17ebd94
[INFO] running `"docker" "start" "-a" "a0d1fdf69ca5c7fd106497a1e4f1b84d30035a394f8c8ae642a31373a17ebd94"`
[INFO] [stderr]    Compiling threadpool v1.4.1
[INFO] [stderr]    Compiling integer-encoding v1.0.3
[INFO] [stderr]    Compiling try_from v0.2.2
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling textwrap v0.6.0
[INFO] [stderr]    Compiling thrift v0.0.4
[INFO] [stderr]    Compiling clap v2.25.1
[INFO] [stderr]    Compiling kv_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `ServiceException`
[INFO] [stderr]   --> src/main.rs:18:30
[INFO] [stderr]    |
[INFO] [stderr] 18 | use kv_server::{KeyNotFound, ServiceException};
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/kv_server.rs:228:3
[INFO] [stderr]     |
[INFO] [stderr] 228 |   pub fn new<F1, F2>(key: F1, value: F2) -> KVObject where F1: Into<Option<String>>, F2: Into<Option<String>> {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `KVServerSyncClient`
[INFO] [stderr]    --> src/kv_server.rs:312:1
[INFO] [stderr]     |
[INFO] [stderr] 312 | pub struct KVServerSyncClient<IP, OP> where IP: TInputProtocol, OP: TOutputProtocol {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/kv_server.rs:319:3
[INFO] [stderr]     |
[INFO] [stderr] 319 |   pub fn new(input_protocol: IP, output_protocol: OP) -> KVServerSyncClient<IP, OP> {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.69s
[INFO] running `"docker" "inspect" "a0d1fdf69ca5c7fd106497a1e4f1b84d30035a394f8c8ae642a31373a17ebd94"`
[INFO] running `"docker" "rm" "-f" "a0d1fdf69ca5c7fd106497a1e4f1b84d30035a394f8c8ae642a31373a17ebd94"`
[INFO] [stdout] a0d1fdf69ca5c7fd106497a1e4f1b84d30035a394f8c8ae642a31373a17ebd94
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/nharring/kv_server:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f9414a65f0ec4d259fc7129b9a2d2c584be7a9bcdbb78c9cf6862ec1ac7d625a
[INFO] running `"docker" "start" "-a" "f9414a65f0ec4d259fc7129b9a2d2c584be7a9bcdbb78c9cf6862ec1ac7d625a"`
[INFO] [stderr]    Compiling kv_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `ServiceException`
[INFO] [stderr]   --> src/main.rs:18:30
[INFO] [stderr]    |
[INFO] [stderr] 18 | use kv_server::{KeyNotFound, ServiceException};
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/kv_server.rs:228:3
[INFO] [stderr]     |
[INFO] [stderr] 228 |   pub fn new<F1, F2>(key: F1, value: F2) -> KVObject where F1: Into<Option<String>>, F2: Into<Option<String>> {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `KVServerSyncClient`
[INFO] [stderr]    --> src/kv_server.rs:312:1
[INFO] [stderr]     |
[INFO] [stderr] 312 | pub struct KVServerSyncClient<IP, OP> where IP: TInputProtocol, OP: TOutputProtocol {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/kv_server.rs:319:3
[INFO] [stderr]     |
[INFO] [stderr] 319 |   pub fn new(input_protocol: IP, output_protocol: OP) -> KVServerSyncClient<IP, OP> {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `"docker" "inspect" "f9414a65f0ec4d259fc7129b9a2d2c584be7a9bcdbb78c9cf6862ec1ac7d625a"`
[INFO] running `"docker" "rm" "-f" "f9414a65f0ec4d259fc7129b9a2d2c584be7a9bcdbb78c9cf6862ec1ac7d625a"`
[INFO] [stdout] f9414a65f0ec4d259fc7129b9a2d2c584be7a9bcdbb78c9cf6862ec1ac7d625a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/nharring/kv_server:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 5265fba173fc0af516629d2db474bf42d6305d1914ba4f5e534b9c7ca51c7a60
[INFO] running `"docker" "start" "-a" "5265fba173fc0af516629d2db474bf42d6305d1914ba4f5e534b9c7ca51c7a60"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/kv_server-c337519f872248c7
[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" "5265fba173fc0af516629d2db474bf42d6305d1914ba4f5e534b9c7ca51c7a60"`
[INFO] running `"docker" "rm" "-f" "5265fba173fc0af516629d2db474bf42d6305d1914ba4f5e534b9c7ca51c7a60"`
[INFO] [stdout] 5265fba173fc0af516629d2db474bf42d6305d1914ba4f5e534b9c7ca51c7a60