[INFO] updating cached repository LooMaclin/lapa_rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/LooMaclin/lapa_rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/LooMaclin/lapa_rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/LooMaclin/lapa_rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/LooMaclin/lapa_rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/LooMaclin/lapa_rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/LooMaclin/lapa_rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/LooMaclin/lapa_rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c03b1bc6a81bcdfaddd4d86f23ab02b683d8a31a
[INFO] sha for GitHub repo LooMaclin/lapa_rs: c03b1bc6a81bcdfaddd4d86f23ab02b683d8a31a
[INFO] validating manifest of LooMaclin/lapa_rs 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 LooMaclin/lapa_rs 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 LooMaclin/lapa_rs
[INFO] finished frobbing LooMaclin/lapa_rs
[INFO] frobbed toml for LooMaclin/lapa_rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/LooMaclin/lapa_rs/Cargo.toml
[INFO] started frobbing LooMaclin/lapa_rs
[INFO] finished frobbing LooMaclin/lapa_rs
[INFO] frobbed toml for LooMaclin/lapa_rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/LooMaclin/lapa_rs/Cargo.toml
[INFO] crate LooMaclin/lapa_rs 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 LooMaclin/lapa_rs 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-6/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/LooMaclin/lapa_rs:/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] 1302baaff66d1fa6fcd58a5ed7346c4cd1cac84d4494c5b46f0a942cb173693e
[INFO] running `"docker" "start" "-a" "1302baaff66d1fa6fcd58a5ed7346c4cd1cac84d4494c5b46f0a942cb173693e"`
[INFO] [stderr]    Compiling bincode v0.8.0
[INFO] [stderr]    Compiling rustbreak v1.4.0
[INFO] [stderr]    Compiling lapa_rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     config.insert("foo", Foo { x: 42 });
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.80s
[INFO] running `"docker" "inspect" "1302baaff66d1fa6fcd58a5ed7346c4cd1cac84d4494c5b46f0a942cb173693e"`
[INFO] running `"docker" "rm" "-f" "1302baaff66d1fa6fcd58a5ed7346c4cd1cac84d4494c5b46f0a942cb173693e"`
[INFO] [stdout] 1302baaff66d1fa6fcd58a5ed7346c4cd1cac84d4494c5b46f0a942cb173693e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/LooMaclin/lapa_rs:/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] 333ae1a390d17c7e5309db5f5d4926790d6b63b584956ce4a0c3b8398593d0d5
[INFO] running `"docker" "start" "-a" "333ae1a390d17c7e5309db5f5d4926790d6b63b584956ce4a0c3b8398593d0d5"`
[INFO] [stderr]    Compiling lapa_rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     config.insert("foo", Foo { x: 42 });
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "333ae1a390d17c7e5309db5f5d4926790d6b63b584956ce4a0c3b8398593d0d5"`
[INFO] running `"docker" "rm" "-f" "333ae1a390d17c7e5309db5f5d4926790d6b63b584956ce4a0c3b8398593d0d5"`
[INFO] [stdout] 333ae1a390d17c7e5309db5f5d4926790d6b63b584956ce4a0c3b8398593d0d5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/LooMaclin/lapa_rs:/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] 0e6e287cdf135af4f9af423efb6d88035bd5cbfcffd5484ca55ba95e1f7f3fa6
[INFO] running `"docker" "start" "-a" "0e6e287cdf135af4f9af423efb6d88035bd5cbfcffd5484ca55ba95e1f7f3fa6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lapa_rs-b9be3513c8da899d
[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" "0e6e287cdf135af4f9af423efb6d88035bd5cbfcffd5484ca55ba95e1f7f3fa6"`
[INFO] running `"docker" "rm" "-f" "0e6e287cdf135af4f9af423efb6d88035bd5cbfcffd5484ca55ba95e1f7f3fa6"`
[INFO] [stdout] 0e6e287cdf135af4f9af423efb6d88035bd5cbfcffd5484ca55ba95e1f7f3fa6