[INFO] updating cached repository charleskorn/adder-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/charleskorn/adder-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/charleskorn/adder-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/charleskorn/adder-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/charleskorn/adder-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/charleskorn/adder-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/charleskorn/adder-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/charleskorn/adder-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 550419d98fcf1126b7f31cd8f9887fccdc6eb8e5
[INFO] sha for GitHub repo charleskorn/adder-rust: 550419d98fcf1126b7f31cd8f9887fccdc6eb8e5
[INFO] validating manifest of charleskorn/adder-rust 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 charleskorn/adder-rust 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 charleskorn/adder-rust
[INFO] finished frobbing charleskorn/adder-rust
[INFO] frobbed toml for charleskorn/adder-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/charleskorn/adder-rust/Cargo.toml
[INFO] started frobbing charleskorn/adder-rust
[INFO] finished frobbing charleskorn/adder-rust
[INFO] frobbed toml for charleskorn/adder-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/charleskorn/adder-rust/Cargo.toml
[INFO] crate charleskorn/adder-rust 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 charleskorn/adder-rust against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/charleskorn/adder-rust:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 1302a664a5a2bf2688e33753ba85955e03f059e691fb4f544d82b16d57775fc8
[INFO] running `"docker" "start" "-a" "1302a664a5a2bf2688e33753ba85955e03f059e691fb4f544d82b16d57775fc8"`
[INFO] [stderr]    Compiling adder-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `"docker" "inspect" "1302a664a5a2bf2688e33753ba85955e03f059e691fb4f544d82b16d57775fc8"`
[INFO] running `"docker" "rm" "-f" "1302a664a5a2bf2688e33753ba85955e03f059e691fb4f544d82b16d57775fc8"`
[INFO] [stdout] 1302a664a5a2bf2688e33753ba85955e03f059e691fb4f544d82b16d57775fc8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/charleskorn/adder-rust:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 436deb9785385678b4f3b52106a57199fcbfb1d0773f1ca9b2a0bb2129d29251
[INFO] running `"docker" "start" "-a" "436deb9785385678b4f3b52106a57199fcbfb1d0773f1ca9b2a0bb2129d29251"`
[INFO] [stderr]    Compiling adder-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "436deb9785385678b4f3b52106a57199fcbfb1d0773f1ca9b2a0bb2129d29251"`
[INFO] running `"docker" "rm" "-f" "436deb9785385678b4f3b52106a57199fcbfb1d0773f1ca9b2a0bb2129d29251"`
[INFO] [stdout] 436deb9785385678b4f3b52106a57199fcbfb1d0773f1ca9b2a0bb2129d29251
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/charleskorn/adder-rust:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 5f0249a990694044ab373a23ef55d961ff4d8234b569e16a28b0e27ba22de290
[INFO] running `"docker" "start" "-a" "5f0249a990694044ab373a23ef55d961ff4d8234b569e16a28b0e27ba22de290"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/adder_rust-50c323d6994c511b
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test adder::test::both_positive_carries ... ok
[INFO] [stdout] test adder::test::both_positive_no_carries ... ok
[INFO] [stdout] test adder::test::mixed_sign_negative_result ... ok
[INFO] [stdout] test adder::test::mixed_sign_positive_result ... ok
[INFO] [stdout] test adder::test::one_minus_one ... ok
[INFO] [stdout] test adder::test::one_plus_zero ... ok
[INFO] [stdout] test ui::test::negative_numbers_returns_result ... ok
[INFO] [stdout] test adder::test::two_negatives ... ok
[INFO] [stdout] test adder::test::zero_minus_one ... ok
[INFO] [stdout] test ui::test::non_integer_second_argument_returns_error ... ok
[INFO] [stdout] test ui::test::non_numeric_second_argument_returns_error ... ok
[INFO] [stdout] test ui::test::valid_input_returns_result ... ok
[INFO] [stdout] test ui::test::three_arguments_returns_error ... ok
[INFO] [stdout] test ui::test::non_numeric_first_argument_returns_error ... ok
[INFO] [stdout] test adder::test::zero_plus_one ... ok
[INFO] [stdout] test adder::test::zero_plus_zero ... ok
[INFO] [stdout] test ui::test::no_arguments_returns_error ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/adder_rust-d235b621ef54e332
[INFO] [stdout] test ui::test::non_integer_first_argument_returns_error ... ok
[INFO] [stderr]    Doc-tests adder-rust
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [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" "5f0249a990694044ab373a23ef55d961ff4d8234b569e16a28b0e27ba22de290"`
[INFO] running `"docker" "rm" "-f" "5f0249a990694044ab373a23ef55d961ff4d8234b569e16a28b0e27ba22de290"`
[INFO] [stdout] 5f0249a990694044ab373a23ef55d961ff4d8234b569e16a28b0e27ba22de290