[INFO] updating cached repository melkir/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/melkir/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/melkir/guessing_game" "work/ex/beta-1.38-1/sources/1.37.0/gh/melkir/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/melkir/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/melkir/guessing_game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/melkir/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/melkir/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b3573d8bdd0cadad261dd5152412e0905f02dc09
[INFO] sha for GitHub repo melkir/guessing_game: b3573d8bdd0cadad261dd5152412e0905f02dc09
[INFO] validating manifest of melkir/guessing_game 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 melkir/guessing_game 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 melkir/guessing_game
[INFO] finished frobbing melkir/guessing_game
[INFO] frobbed toml for melkir/guessing_game written to work/ex/beta-1.38-1/sources/1.37.0/gh/melkir/guessing_game/Cargo.toml
[INFO] started frobbing melkir/guessing_game
[INFO] finished frobbing melkir/guessing_game
[INFO] frobbed toml for melkir/guessing_game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/melkir/guessing_game/Cargo.toml
[INFO] crate melkir/guessing_game 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 melkir/guessing_game 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-5/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/melkir/guessing_game:/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] e325f0b164d86c058831340d71917873bbcfaa1d0169bf1031e021dcd5b5ed7c
[INFO] running `"docker" "start" "-a" "e325f0b164d86c058831340d71917873bbcfaa1d0169bf1031e021dcd5b5ed7c"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "e325f0b164d86c058831340d71917873bbcfaa1d0169bf1031e021dcd5b5ed7c"`
[INFO] running `"docker" "rm" "-f" "e325f0b164d86c058831340d71917873bbcfaa1d0169bf1031e021dcd5b5ed7c"`
[INFO] [stdout] e325f0b164d86c058831340d71917873bbcfaa1d0169bf1031e021dcd5b5ed7c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/melkir/guessing_game:/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] 5e004c99d60ba0e1a49f913c33c2c7afac2bb0d1ea096ea408ef0bf032a2adce
[INFO] running `"docker" "start" "-a" "5e004c99d60ba0e1a49f913c33c2c7afac2bb0d1ea096ea408ef0bf032a2adce"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "5e004c99d60ba0e1a49f913c33c2c7afac2bb0d1ea096ea408ef0bf032a2adce"`
[INFO] running `"docker" "rm" "-f" "5e004c99d60ba0e1a49f913c33c2c7afac2bb0d1ea096ea408ef0bf032a2adce"`
[INFO] [stdout] 5e004c99d60ba0e1a49f913c33c2c7afac2bb0d1ea096ea408ef0bf032a2adce
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/melkir/guessing_game:/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] 206e621327490ac72055d0453afb870ee15c98e94de0f9689aaeb1d5db79ba2b
[INFO] running `"docker" "start" "-a" "206e621327490ac72055d0453afb870ee15c98e94de0f9689aaeb1d5db79ba2b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-c44520bfde56f05c
[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" "206e621327490ac72055d0453afb870ee15c98e94de0f9689aaeb1d5db79ba2b"`
[INFO] running `"docker" "rm" "-f" "206e621327490ac72055d0453afb870ee15c98e94de0f9689aaeb1d5db79ba2b"`
[INFO] [stdout] 206e621327490ac72055d0453afb870ee15c98e94de0f9689aaeb1d5db79ba2b