[INFO] updating cached repository zhuguoliang/rLSM
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zhuguoliang/rLSM
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zhuguoliang/rLSM" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/zhuguoliang/rLSM"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/zhuguoliang/rLSM'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zhuguoliang/rLSM" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/zhuguoliang/rLSM"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/zhuguoliang/rLSM'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a6e8ea0d592f19445be44d17653b70c4c5674c23
[INFO] sha for GitHub repo zhuguoliang/rLSM: a6e8ea0d592f19445be44d17653b70c4c5674c23
[INFO] validating manifest of zhuguoliang/rLSM on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zhuguoliang/rLSM on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing zhuguoliang/rLSM
[INFO] finished frobbing zhuguoliang/rLSM
[INFO] frobbed toml for zhuguoliang/rLSM written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/zhuguoliang/rLSM/Cargo.toml
[INFO] started frobbing zhuguoliang/rLSM
[INFO] finished frobbing zhuguoliang/rLSM
[INFO] frobbed toml for zhuguoliang/rLSM written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/zhuguoliang/rLSM/Cargo.toml
[INFO] crate zhuguoliang/rLSM already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking zhuguoliang/rLSM against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-1/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/zhuguoliang/rLSM:/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=forbid" "-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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 728799d88fd4f895dddbef306754e3a34e5d5d21bb490372849dea088a8b5558
[INFO] running `"docker" "start" "-a" "728799d88fd4f895dddbef306754e3a34e5d5d21bb490372849dea088a8b5558"`
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking bit-vec v0.5.0
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking database_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]  --> src/bloom_filter.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rand::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bit_vec::BitVec`
[INFO] [stderr]  --> src/bloom_filter.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use bit_vec::BitVec;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `test::Bencher`
[INFO] [stderr]  --> src/component.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use test::Bencher;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `currentpos`
[INFO] [stderr]   --> src/helper.rs:88:12
[INFO] [stderr]    |
[INFO] [stderr] 88 |         Ok(currentpos)=> ()
[INFO] [stderr]    |            ^^^^^^^^^^ help: consider prefixing with an underscore: `_currentpos`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `currentpos`
[INFO] [stderr]   --> src/helper.rs:88:12
[INFO] [stderr]    |
[INFO] [stderr] 88 |         Ok(currentpos)=> ()
[INFO] [stderr]    |            ^^^^^^^^^^ help: consider prefixing with an underscore: `_currentpos`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.16s
[INFO] running `"docker" "inspect" "728799d88fd4f895dddbef306754e3a34e5d5d21bb490372849dea088a8b5558"`
[INFO] running `"docker" "rm" "-f" "728799d88fd4f895dddbef306754e3a34e5d5d21bb490372849dea088a8b5558"`
[INFO] [stdout] 728799d88fd4f895dddbef306754e3a34e5d5d21bb490372849dea088a8b5558