[INFO] updating cached repository jawwadturabi/Adding-Numbers-rustc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jawwadturabi/Adding-Numbers-rustc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jawwadturabi/Adding-Numbers-rustc" "work/ex/beta-1.38-1/sources/1.37.0/gh/jawwadturabi/Adding-Numbers-rustc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jawwadturabi/Adding-Numbers-rustc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jawwadturabi/Adding-Numbers-rustc" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jawwadturabi/Adding-Numbers-rustc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jawwadturabi/Adding-Numbers-rustc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0128d875807b65fe009bbf58663cbb9558d33c89
[INFO] sha for GitHub repo jawwadturabi/Adding-Numbers-rustc: 0128d875807b65fe009bbf58663cbb9558d33c89
[INFO] validating manifest of jawwadturabi/Adding-Numbers-rustc 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 jawwadturabi/Adding-Numbers-rustc 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 jawwadturabi/Adding-Numbers-rustc
[INFO] finished frobbing jawwadturabi/Adding-Numbers-rustc
[INFO] frobbed toml for jawwadturabi/Adding-Numbers-rustc written to work/ex/beta-1.38-1/sources/1.37.0/gh/jawwadturabi/Adding-Numbers-rustc/Cargo.toml
[INFO] started frobbing jawwadturabi/Adding-Numbers-rustc
[INFO] finished frobbing jawwadturabi/Adding-Numbers-rustc
[INFO] frobbed toml for jawwadturabi/Adding-Numbers-rustc written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jawwadturabi/Adding-Numbers-rustc/Cargo.toml
[INFO] crate jawwadturabi/Adding-Numbers-rustc 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 jawwadturabi/Adding-Numbers-rustc 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-7/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/jawwadturabi/Adding-Numbers-rustc:/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] f5c69ddd4ebba4ab91f2d83c9b0700d7494b510544cedc2d6d2623e2c57559ba
[INFO] running `"docker" "start" "-a" "f5c69ddd4ebba4ab91f2d83c9b0700d7494b510544cedc2d6d2623e2c57559ba"`
[INFO] [stderr]    Compiling Add_Numbers v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Add_Numbers` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `add_numbers`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `"docker" "inspect" "f5c69ddd4ebba4ab91f2d83c9b0700d7494b510544cedc2d6d2623e2c57559ba"`
[INFO] running `"docker" "rm" "-f" "f5c69ddd4ebba4ab91f2d83c9b0700d7494b510544cedc2d6d2623e2c57559ba"`
[INFO] [stdout] f5c69ddd4ebba4ab91f2d83c9b0700d7494b510544cedc2d6d2623e2c57559ba
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/jawwadturabi/Adding-Numbers-rustc:/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] 829c622cdea0f951d2ef15649ef7807457d740720349b2b60f6808631441faf1
[INFO] running `"docker" "start" "-a" "829c622cdea0f951d2ef15649ef7807457d740720349b2b60f6808631441faf1"`
[INFO] [stderr]    Compiling Add_Numbers v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Add_Numbers` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `add_numbers`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "829c622cdea0f951d2ef15649ef7807457d740720349b2b60f6808631441faf1"`
[INFO] running `"docker" "rm" "-f" "829c622cdea0f951d2ef15649ef7807457d740720349b2b60f6808631441faf1"`
[INFO] [stdout] 829c622cdea0f951d2ef15649ef7807457d740720349b2b60f6808631441faf1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/jawwadturabi/Adding-Numbers-rustc:/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] 0292d1159a21ada3084f5a8f7fbf92c2ae77ec3208edd2f4403410e17b8d9a87
[INFO] running `"docker" "start" "-a" "0292d1159a21ada3084f5a8f7fbf92c2ae77ec3208edd2f4403410e17b8d9a87"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/Add_Numbers-4eabff68c366a5ba
[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" "0292d1159a21ada3084f5a8f7fbf92c2ae77ec3208edd2f4403410e17b8d9a87"`
[INFO] running `"docker" "rm" "-f" "0292d1159a21ada3084f5a8f7fbf92c2ae77ec3208edd2f4403410e17b8d9a87"`
[INFO] [stdout] 0292d1159a21ada3084f5a8f7fbf92c2ae77ec3208edd2f4403410e17b8d9a87