[INFO] updating cached repository hjarrell/rust-hashing-analysis
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hjarrell/rust-hashing-analysis
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hjarrell/rust-hashing-analysis" "work/ex/beta-1.38-1/sources/1.37.0/gh/hjarrell/rust-hashing-analysis"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/hjarrell/rust-hashing-analysis'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hjarrell/rust-hashing-analysis" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hjarrell/rust-hashing-analysis"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hjarrell/rust-hashing-analysis'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f2a198c752495b911211d40198ad667b9ba12df3
[INFO] sha for GitHub repo hjarrell/rust-hashing-analysis: f2a198c752495b911211d40198ad667b9ba12df3
[INFO] validating manifest of hjarrell/rust-hashing-analysis 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 hjarrell/rust-hashing-analysis 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 hjarrell/rust-hashing-analysis
[INFO] finished frobbing hjarrell/rust-hashing-analysis
[INFO] frobbed toml for hjarrell/rust-hashing-analysis written to work/ex/beta-1.38-1/sources/1.37.0/gh/hjarrell/rust-hashing-analysis/Cargo.toml
[INFO] started frobbing hjarrell/rust-hashing-analysis
[INFO] finished frobbing hjarrell/rust-hashing-analysis
[INFO] frobbed toml for hjarrell/rust-hashing-analysis written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hjarrell/rust-hashing-analysis/Cargo.toml
[INFO] crate hjarrell/rust-hashing-analysis 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 hjarrell/rust-hashing-analysis against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hjarrell/rust-hashing-analysis:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 532687f61e3e1dd766870dc2c4767d4518579982da6ad96d766f445fc48e3e5f
[INFO] running `"docker" "start" "-a" "532687f61e3e1dd766870dc2c4767d4518579982da6ad96d766f445fc48e3e5f"`
[INFO] [stderr]    Compiling plotlib v0.3.0
[INFO] [stderr]    Compiling hashing_analysis_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `num_of_bits`
[INFO] [stderr]  --> src/hashtable.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn num_of_bits(input: &u32) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Deleted`
[INFO] [stderr]   --> src/hashtable.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     Deleted,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_deleted`
[INFO] [stderr]   --> src/hashtable.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn is_deleted(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.99s
[INFO] running `"docker" "inspect" "532687f61e3e1dd766870dc2c4767d4518579982da6ad96d766f445fc48e3e5f"`
[INFO] running `"docker" "rm" "-f" "532687f61e3e1dd766870dc2c4767d4518579982da6ad96d766f445fc48e3e5f"`
[INFO] [stdout] 532687f61e3e1dd766870dc2c4767d4518579982da6ad96d766f445fc48e3e5f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hjarrell/rust-hashing-analysis:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8d107db27958839baecf04453cbb4fb192a3beb66a7b5acdb21822b53402f175
[INFO] running `"docker" "start" "-a" "8d107db27958839baecf04453cbb4fb192a3beb66a7b5acdb21822b53402f175"`
[INFO] [stderr]    Compiling hashing_analysis_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `num_of_bits`
[INFO] [stderr]  --> src/hashtable.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn num_of_bits(input: &u32) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Deleted`
[INFO] [stderr]   --> src/hashtable.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     Deleted,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_deleted`
[INFO] [stderr]   --> src/hashtable.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn is_deleted(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "8d107db27958839baecf04453cbb4fb192a3beb66a7b5acdb21822b53402f175"`
[INFO] running `"docker" "rm" "-f" "8d107db27958839baecf04453cbb4fb192a3beb66a7b5acdb21822b53402f175"`
[INFO] [stdout] 8d107db27958839baecf04453cbb4fb192a3beb66a7b5acdb21822b53402f175
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hjarrell/rust-hashing-analysis:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 9eb33fffba9631e77933d4302492daf0ec650c53a769bcea690fa7a1b8d68703
[INFO] running `"docker" "start" "-a" "9eb33fffba9631e77933d4302492daf0ec650c53a769bcea690fa7a1b8d68703"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hashing_analysis_rust-bdf17c13f687b100
[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" "9eb33fffba9631e77933d4302492daf0ec650c53a769bcea690fa7a1b8d68703"`
[INFO] running `"docker" "rm" "-f" "9eb33fffba9631e77933d4302492daf0ec650c53a769bcea690fa7a1b8d68703"`
[INFO] [stdout] 9eb33fffba9631e77933d4302492daf0ec650c53a769bcea690fa7a1b8d68703