[INFO] updating cached repository theOver1ord/fibo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/theOver1ord/fibo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/theOver1ord/fibo" "work/ex/beta-1.38-1/sources/1.37.0/gh/theOver1ord/fibo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/theOver1ord/fibo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/theOver1ord/fibo" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/theOver1ord/fibo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/theOver1ord/fibo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e1ff8f5c420961e9f07c8e998d9cc77604f1b521
[INFO] sha for GitHub repo theOver1ord/fibo: e1ff8f5c420961e9f07c8e998d9cc77604f1b521
[INFO] validating manifest of theOver1ord/fibo 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 theOver1ord/fibo 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 theOver1ord/fibo
[INFO] finished frobbing theOver1ord/fibo
[INFO] frobbed toml for theOver1ord/fibo written to work/ex/beta-1.38-1/sources/1.37.0/gh/theOver1ord/fibo/Cargo.toml
[INFO] started frobbing theOver1ord/fibo
[INFO] finished frobbing theOver1ord/fibo
[INFO] frobbed toml for theOver1ord/fibo written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/theOver1ord/fibo/Cargo.toml
[INFO] crate theOver1ord/fibo 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 theOver1ord/fibo 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/theOver1ord/fibo:/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] 9a4a690951effc6fb4a9e6df9b8e714267e95cdbd89e9ac2801d68ad9418dcf4
[INFO] running `"docker" "start" "-a" "9a4a690951effc6fb4a9e6df9b8e714267e95cdbd89e9ac2801d68ad9418dcf4"`
[INFO] [stderr]    Compiling fibo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]  --> src/main.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     for i in 0..numb {
[INFO] [stderr]   |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "9a4a690951effc6fb4a9e6df9b8e714267e95cdbd89e9ac2801d68ad9418dcf4"`
[INFO] running `"docker" "rm" "-f" "9a4a690951effc6fb4a9e6df9b8e714267e95cdbd89e9ac2801d68ad9418dcf4"`
[INFO] [stdout] 9a4a690951effc6fb4a9e6df9b8e714267e95cdbd89e9ac2801d68ad9418dcf4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/theOver1ord/fibo:/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] 8c37904af9f64a7a083a5602b4d8db482cd85b3e5b8f2f110bcba1461dcde5ae
[INFO] running `"docker" "start" "-a" "8c37904af9f64a7a083a5602b4d8db482cd85b3e5b8f2f110bcba1461dcde5ae"`
[INFO] [stderr]    Compiling fibo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]  --> src/main.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     for i in 0..numb {
[INFO] [stderr]   |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "8c37904af9f64a7a083a5602b4d8db482cd85b3e5b8f2f110bcba1461dcde5ae"`
[INFO] running `"docker" "rm" "-f" "8c37904af9f64a7a083a5602b4d8db482cd85b3e5b8f2f110bcba1461dcde5ae"`
[INFO] [stdout] 8c37904af9f64a7a083a5602b4d8db482cd85b3e5b8f2f110bcba1461dcde5ae
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/theOver1ord/fibo:/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] 59e3eb69a0a810013553746ef0f29e4483fff6af24fe419c155c4dbc66ccb67b
[INFO] running `"docker" "start" "-a" "59e3eb69a0a810013553746ef0f29e4483fff6af24fe419c155c4dbc66ccb67b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fibo-8a3c8cc579d801b9
[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" "59e3eb69a0a810013553746ef0f29e4483fff6af24fe419c155c4dbc66ccb67b"`
[INFO] running `"docker" "rm" "-f" "59e3eb69a0a810013553746ef0f29e4483fff6af24fe419c155c4dbc66ccb67b"`
[INFO] [stdout] 59e3eb69a0a810013553746ef0f29e4483fff6af24fe419c155c4dbc66ccb67b