[INFO] updating cached repository cbreeden/hw3
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cbreeden/hw3
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cbreeden/hw3" "work/ex/beta-1.37-6/sources/1.36.0/gh/cbreeden/hw3"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/cbreeden/hw3'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cbreeden/hw3" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cbreeden/hw3"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cbreeden/hw3'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 054e95c0bfb6aadc33799ea3d3a6f87627cd02a7
[INFO] sha for GitHub repo cbreeden/hw3: 054e95c0bfb6aadc33799ea3d3a6f87627cd02a7
[INFO] validating manifest of cbreeden/hw3 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 cbreeden/hw3 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 cbreeden/hw3
[INFO] finished frobbing cbreeden/hw3
[INFO] frobbed toml for cbreeden/hw3 written to work/ex/beta-1.37-6/sources/1.36.0/gh/cbreeden/hw3/Cargo.toml
[INFO] started frobbing cbreeden/hw3
[INFO] finished frobbing cbreeden/hw3
[INFO] frobbed toml for cbreeden/hw3 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cbreeden/hw3/Cargo.toml
[INFO] crate cbreeden/hw3 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 cbreeden/hw3 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/cbreeden/hw3:/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] 0fa44d12522337cc7d18aff6a72559ac2399e98ecbcb9634c8a85e5f5284c673
[INFO] running `"docker" "start" "-a" "0fa44d12522337cc7d18aff6a72559ac2399e98ecbcb9634c8a85e5f5284c673"`
[INFO] [stderr]    Compiling hw3 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: static variable `Zs` should have an upper case name
[INFO] [stderr]  --> src/reaction.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | static Zs: [V; 4] = [Z_1, Z_2, Z_3, Z_4];
[INFO] [stderr]   |        ^^ help: convert the identifier to upper case: `ZS`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_upper_case_globals)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `"docker" "inspect" "0fa44d12522337cc7d18aff6a72559ac2399e98ecbcb9634c8a85e5f5284c673"`
[INFO] running `"docker" "rm" "-f" "0fa44d12522337cc7d18aff6a72559ac2399e98ecbcb9634c8a85e5f5284c673"`
[INFO] [stdout] 0fa44d12522337cc7d18aff6a72559ac2399e98ecbcb9634c8a85e5f5284c673
[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/cbreeden/hw3:/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] ed5014123034e9af4936999b5beac6813895278096de812aaeca7c967122806a
[INFO] running `"docker" "start" "-a" "ed5014123034e9af4936999b5beac6813895278096de812aaeca7c967122806a"`
[INFO] [stderr]    Compiling hw3 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: static variable `Zs` should have an upper case name
[INFO] [stderr]  --> src/reaction.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | static Zs: [V; 4] = [Z_1, Z_2, Z_3, Z_4];
[INFO] [stderr]   |        ^^ help: convert the identifier to upper case: `ZS`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `"docker" "inspect" "ed5014123034e9af4936999b5beac6813895278096de812aaeca7c967122806a"`
[INFO] running `"docker" "rm" "-f" "ed5014123034e9af4936999b5beac6813895278096de812aaeca7c967122806a"`
[INFO] [stdout] ed5014123034e9af4936999b5beac6813895278096de812aaeca7c967122806a
[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/cbreeden/hw3:/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] b6e192b0636e4bab5b48f71b56650f6a885aedabefbf8bd933d9cc033b8eea8c
[INFO] running `"docker" "start" "-a" "b6e192b0636e4bab5b48f71b56650f6a885aedabefbf8bd933d9cc033b8eea8c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hw3-302b4446e755291e
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test stats::test::average ... ok
[INFO] [stdout] test stats::test::variance ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b6e192b0636e4bab5b48f71b56650f6a885aedabefbf8bd933d9cc033b8eea8c"`
[INFO] running `"docker" "rm" "-f" "b6e192b0636e4bab5b48f71b56650f6a885aedabefbf8bd933d9cc033b8eea8c"`
[INFO] [stdout] b6e192b0636e4bab5b48f71b56650f6a885aedabefbf8bd933d9cc033b8eea8c