[INFO] updating cached repository caameron/Rust-Calculator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/caameron/Rust-Calculator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/caameron/Rust-Calculator" "work/ex/beta-1.38-1/sources/1.37.0/gh/caameron/Rust-Calculator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/caameron/Rust-Calculator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/caameron/Rust-Calculator" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/caameron/Rust-Calculator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/caameron/Rust-Calculator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 43839b9f3490038cdde979e576eb2c15126f506c
[INFO] sha for GitHub repo caameron/Rust-Calculator: 43839b9f3490038cdde979e576eb2c15126f506c
[INFO] validating manifest of caameron/Rust-Calculator 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 caameron/Rust-Calculator 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 caameron/Rust-Calculator
[INFO] finished frobbing caameron/Rust-Calculator
[INFO] frobbed toml for caameron/Rust-Calculator written to work/ex/beta-1.38-1/sources/1.37.0/gh/caameron/Rust-Calculator/Cargo.toml
[INFO] started frobbing caameron/Rust-Calculator
[INFO] finished frobbing caameron/Rust-Calculator
[INFO] frobbed toml for caameron/Rust-Calculator written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/caameron/Rust-Calculator/Cargo.toml
[INFO] crate caameron/Rust-Calculator 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 caameron/Rust-Calculator 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/caameron/Rust-Calculator:/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] 1eb6c5de8e55eea1f0d7a9bfc5c0274a5e2a4b5fff70b30f523a2598c96d23c3
[INFO] running `"docker" "start" "-a" "1eb6c5de8e55eea1f0d7a9bfc5c0274a5e2a4b5fff70b30f523a2598c96d23c3"`
[INFO] [stderr]    Compiling calc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "1eb6c5de8e55eea1f0d7a9bfc5c0274a5e2a4b5fff70b30f523a2598c96d23c3"`
[INFO] running `"docker" "rm" "-f" "1eb6c5de8e55eea1f0d7a9bfc5c0274a5e2a4b5fff70b30f523a2598c96d23c3"`
[INFO] [stdout] 1eb6c5de8e55eea1f0d7a9bfc5c0274a5e2a4b5fff70b30f523a2598c96d23c3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/caameron/Rust-Calculator:/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] 4bd785f3be0ded980e951292e2b322396dd38a4724e7d50bf0a32dd2c4f90ceb
[INFO] running `"docker" "start" "-a" "4bd785f3be0ded980e951292e2b322396dd38a4724e7d50bf0a32dd2c4f90ceb"`
[INFO] [stderr]    Compiling calc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "4bd785f3be0ded980e951292e2b322396dd38a4724e7d50bf0a32dd2c4f90ceb"`
[INFO] running `"docker" "rm" "-f" "4bd785f3be0ded980e951292e2b322396dd38a4724e7d50bf0a32dd2c4f90ceb"`
[INFO] [stdout] 4bd785f3be0ded980e951292e2b322396dd38a4724e7d50bf0a32dd2c4f90ceb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/caameron/Rust-Calculator:/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] 59a717d50cd60510e6deb72712202dcb35c501a83cea46f8db869f3f62ca649e
[INFO] running `"docker" "start" "-a" "59a717d50cd60510e6deb72712202dcb35c501a83cea46f8db869f3f62ca649e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/calc-9aa0f74d2a505a45
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test1_arguments ... ok
[INFO] [stdout] test test_gcd ... ok
[INFO] [stdout] test test_lcm ... ok
[INFO] [stdout] test test_product ... ok
[INFO] [stdout] test test_sum ... ok
[INFO] [stdout] test test_no_arguments ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "59a717d50cd60510e6deb72712202dcb35c501a83cea46f8db869f3f62ca649e"`
[INFO] running `"docker" "rm" "-f" "59a717d50cd60510e6deb72712202dcb35c501a83cea46f8db869f3f62ca649e"`
[INFO] [stdout] 59a717d50cd60510e6deb72712202dcb35c501a83cea46f8db869f3f62ca649e