[INFO] updating cached repository danielbusaba/affinity_new
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/danielbusaba/affinity_new
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/danielbusaba/affinity_new" "work/ex/beta-1.38-1/sources/1.37.0/gh/danielbusaba/affinity_new"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/danielbusaba/affinity_new'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/danielbusaba/affinity_new" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/danielbusaba/affinity_new"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/danielbusaba/affinity_new'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f1aefd2bc322f4409be92e8f94f3d4163bbcc352
[INFO] sha for GitHub repo danielbusaba/affinity_new: f1aefd2bc322f4409be92e8f94f3d4163bbcc352
[INFO] validating manifest of danielbusaba/affinity_new 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 danielbusaba/affinity_new 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 danielbusaba/affinity_new
[INFO] finished frobbing danielbusaba/affinity_new
[INFO] frobbed toml for danielbusaba/affinity_new written to work/ex/beta-1.38-1/sources/1.37.0/gh/danielbusaba/affinity_new/Cargo.toml
[INFO] started frobbing danielbusaba/affinity_new
[INFO] finished frobbing danielbusaba/affinity_new
[INFO] frobbed toml for danielbusaba/affinity_new written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/danielbusaba/affinity_new/Cargo.toml
[INFO] crate danielbusaba/affinity_new 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 danielbusaba/affinity_new against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/danielbusaba/affinity_new:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] d19a91b2fba0e951db940614d4c3b888843026704578ac5ae7e991b7200b5cd4
[INFO] running `"docker" "start" "-a" "d19a91b2fba0e951db940614d4c3b888843026704578ac5ae7e991b7200b5cd4"`
[INFO] [stderr]    Compiling affinity_new v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: value assigned to `num` is never read
[INFO] [stderr]   --> src/main.rs:77:17
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let mut num = 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] warning: value assigned to `temp` is never read
[INFO] [stderr]    --> src/main.rs:121:17
[INFO] [stderr]     |
[INFO] [stderr] 121 |         let mut temp = 0;
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `temp` is never read
[INFO] [stderr]    --> src/main.rs:145:25
[INFO] [stderr]     |
[INFO] [stderr] 145 |                 let mut temp = 0;
[INFO] [stderr]     |                         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `temp` is never read
[INFO] [stderr]    --> src/main.rs:194:25
[INFO] [stderr]     |
[INFO] [stderr] 194 |                 let mut temp = 0;
[INFO] [stderr]     |                         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `temp` is never read
[INFO] [stderr]    --> src/main.rs:255:25
[INFO] [stderr]     |
[INFO] [stderr] 255 |                 let mut temp = 0;
[INFO] [stderr]     |                         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "d19a91b2fba0e951db940614d4c3b888843026704578ac5ae7e991b7200b5cd4"`
[INFO] running `"docker" "rm" "-f" "d19a91b2fba0e951db940614d4c3b888843026704578ac5ae7e991b7200b5cd4"`
[INFO] [stdout] d19a91b2fba0e951db940614d4c3b888843026704578ac5ae7e991b7200b5cd4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/danielbusaba/affinity_new:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c98ec9aa479034c7e9567b7c7398c74b8434aeb2ff9cf3f95eeb42de442c909f
[INFO] running `"docker" "start" "-a" "c98ec9aa479034c7e9567b7c7398c74b8434aeb2ff9cf3f95eeb42de442c909f"`
[INFO] [stderr]    Compiling affinity_new v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: value assigned to `num` is never read
[INFO] [stderr]   --> src/main.rs:77:17
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let mut num = 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] warning: value assigned to `temp` is never read
[INFO] [stderr]    --> src/main.rs:121:17
[INFO] [stderr]     |
[INFO] [stderr] 121 |         let mut temp = 0;
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `temp` is never read
[INFO] [stderr]    --> src/main.rs:145:25
[INFO] [stderr]     |
[INFO] [stderr] 145 |                 let mut temp = 0;
[INFO] [stderr]     |                         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `temp` is never read
[INFO] [stderr]    --> src/main.rs:194:25
[INFO] [stderr]     |
[INFO] [stderr] 194 |                 let mut temp = 0;
[INFO] [stderr]     |                         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `temp` is never read
[INFO] [stderr]    --> src/main.rs:255:25
[INFO] [stderr]     |
[INFO] [stderr] 255 |                 let mut temp = 0;
[INFO] [stderr]     |                         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "c98ec9aa479034c7e9567b7c7398c74b8434aeb2ff9cf3f95eeb42de442c909f"`
[INFO] running `"docker" "rm" "-f" "c98ec9aa479034c7e9567b7c7398c74b8434aeb2ff9cf3f95eeb42de442c909f"`
[INFO] [stdout] c98ec9aa479034c7e9567b7c7398c74b8434aeb2ff9cf3f95eeb42de442c909f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/danielbusaba/affinity_new:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] fd66acb7a24ee99e224fb3d59c8f2b0347d023cabc0477255e4c98e1ca6acf85
[INFO] running `"docker" "start" "-a" "fd66acb7a24ee99e224fb3d59c8f2b0347d023cabc0477255e4c98e1ca6acf85"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/affinity_new-ea367ee8e394af5a
[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" "fd66acb7a24ee99e224fb3d59c8f2b0347d023cabc0477255e4c98e1ca6acf85"`
[INFO] running `"docker" "rm" "-f" "fd66acb7a24ee99e224fb3d59c8f2b0347d023cabc0477255e4c98e1ca6acf85"`
[INFO] [stdout] fd66acb7a24ee99e224fb3d59c8f2b0347d023cabc0477255e4c98e1ca6acf85