[INFO] crate xiangyun 0.2.7 is already in cache
[INFO] extracting crate xiangyun 0.2.7 into work/ex/beta-1.37-6/sources/1.36.0/reg/xiangyun/0.2.7
[INFO] extracting crate xiangyun 0.2.7 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/xiangyun/0.2.7
[INFO] validating manifest of xiangyun-0.2.7 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 xiangyun-0.2.7 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 xiangyun-0.2.7
[INFO] finished frobbing xiangyun-0.2.7
[INFO] frobbed toml for xiangyun-0.2.7 written to work/ex/beta-1.37-6/sources/1.36.0/reg/xiangyun/0.2.7/Cargo.toml
[INFO] started frobbing xiangyun-0.2.7
[INFO] finished frobbing xiangyun-0.2.7
[INFO] frobbed toml for xiangyun-0.2.7 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/xiangyun/0.2.7/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 xiangyun-0.2.7 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-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/xiangyun/0.2.7:/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] e4b019f9f695d9523260bc61be3fc954850cc31c27fb163840a09853e116c617
[INFO] running `"docker" "start" "-a" "e4b019f9f695d9523260bc61be3fc954850cc31c27fb163840a09853e116c617"`
[INFO] [stderr]    Compiling xiangyun v0.2.7 (/opt/crater/workdir)
[INFO] [stderr] warning: value assigned to `result` is never read
[INFO] [stderr]   --> src/rand/base/mod.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let mut result = 0;
[INFO] [stderr]    |                 ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `"docker" "inspect" "e4b019f9f695d9523260bc61be3fc954850cc31c27fb163840a09853e116c617"`
[INFO] running `"docker" "rm" "-f" "e4b019f9f695d9523260bc61be3fc954850cc31c27fb163840a09853e116c617"`
[INFO] [stdout] e4b019f9f695d9523260bc61be3fc954850cc31c27fb163840a09853e116c617
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/xiangyun/0.2.7:/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] 10252d9f9bd27f0938a3e35c59e087ff7f53eec12f3adcdb03139dee1743f538
[INFO] running `"docker" "start" "-a" "10252d9f9bd27f0938a3e35c59e087ff7f53eec12f3adcdb03139dee1743f538"`
[INFO] [stderr]    Compiling xiangyun v0.2.7 (/opt/crater/workdir)
[INFO] [stderr] warning: value assigned to `result` is never read
[INFO] [stderr]   --> src/rand/base/mod.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let mut result = 0;
[INFO] [stderr]    |                 ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "10252d9f9bd27f0938a3e35c59e087ff7f53eec12f3adcdb03139dee1743f538"`
[INFO] running `"docker" "rm" "-f" "10252d9f9bd27f0938a3e35c59e087ff7f53eec12f3adcdb03139dee1743f538"`
[INFO] [stdout] 10252d9f9bd27f0938a3e35c59e087ff7f53eec12f3adcdb03139dee1743f538
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/xiangyun/0.2.7:/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] f314b6d5943320ed68d605e0a2ea847caf320f207d3c6bab47775ca14985b049
[INFO] running `"docker" "start" "-a" "f314b6d5943320ed68d605e0a2ea847caf320f207d3c6bab47775ca14985b049"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/xiangyun-d8bdc2e12354620e
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/main-46880a638f5fe90f
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xiangyun
[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] [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" "f314b6d5943320ed68d605e0a2ea847caf320f207d3c6bab47775ca14985b049"`
[INFO] running `"docker" "rm" "-f" "f314b6d5943320ed68d605e0a2ea847caf320f207d3c6bab47775ca14985b049"`
[INFO] [stdout] f314b6d5943320ed68d605e0a2ea847caf320f207d3c6bab47775ca14985b049