[INFO] updating cached repository Umizoko/GuessingGame
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Umizoko/GuessingGame
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Umizoko/GuessingGame" "work/ex/beta-1.38-1/sources/1.37.0/gh/Umizoko/GuessingGame"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Umizoko/GuessingGame'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Umizoko/GuessingGame" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Umizoko/GuessingGame"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Umizoko/GuessingGame'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 460838f9a68f2544eb3415f34ba2c7dc3357df7e
[INFO] sha for GitHub repo Umizoko/GuessingGame: 460838f9a68f2544eb3415f34ba2c7dc3357df7e
[INFO] validating manifest of Umizoko/GuessingGame 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 Umizoko/GuessingGame 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 Umizoko/GuessingGame
[INFO] finished frobbing Umizoko/GuessingGame
[INFO] frobbed toml for Umizoko/GuessingGame written to work/ex/beta-1.38-1/sources/1.37.0/gh/Umizoko/GuessingGame/Cargo.toml
[INFO] started frobbing Umizoko/GuessingGame
[INFO] finished frobbing Umizoko/GuessingGame
[INFO] frobbed toml for Umizoko/GuessingGame written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Umizoko/GuessingGame/Cargo.toml
[INFO] crate Umizoko/GuessingGame 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Umizoko/GuessingGame/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 Umizoko/GuessingGame 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/Umizoko/GuessingGame:/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] e3b4efadf5174ffd280d33ad23404251bb32d25987e812c74b24eb87fbc51891
[INFO] running `"docker" "start" "-a" "e3b4efadf5174ffd280d33ad23404251bb32d25987e812c74b24eb87fbc51891"`
[INFO] [stderr]    Compiling GuessingGame v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `GuessingGame` 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: `guessing_game`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "e3b4efadf5174ffd280d33ad23404251bb32d25987e812c74b24eb87fbc51891"`
[INFO] running `"docker" "rm" "-f" "e3b4efadf5174ffd280d33ad23404251bb32d25987e812c74b24eb87fbc51891"`
[INFO] [stdout] e3b4efadf5174ffd280d33ad23404251bb32d25987e812c74b24eb87fbc51891
[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/Umizoko/GuessingGame:/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] a267251e3fe644c7b1a3082fb42ca2845926637cf888c5eb35efb2f0d4639fad
[INFO] running `"docker" "start" "-a" "a267251e3fe644c7b1a3082fb42ca2845926637cf888c5eb35efb2f0d4639fad"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling GuessingGame v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `GuessingGame` 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: `guessing_game`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `"docker" "inspect" "a267251e3fe644c7b1a3082fb42ca2845926637cf888c5eb35efb2f0d4639fad"`
[INFO] running `"docker" "rm" "-f" "a267251e3fe644c7b1a3082fb42ca2845926637cf888c5eb35efb2f0d4639fad"`
[INFO] [stdout] a267251e3fe644c7b1a3082fb42ca2845926637cf888c5eb35efb2f0d4639fad
[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/Umizoko/GuessingGame:/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] d145874975f617c846f6621d6c6ad45fcbadc5442c19a6e1b18ed8ce8e46b480
[INFO] running `"docker" "start" "-a" "d145874975f617c846f6621d6c6ad45fcbadc5442c19a6e1b18ed8ce8e46b480"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/GuessingGame-016204877d68c3b7
[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" "d145874975f617c846f6621d6c6ad45fcbadc5442c19a6e1b18ed8ce8e46b480"`
[INFO] running `"docker" "rm" "-f" "d145874975f617c846f6621d6c6ad45fcbadc5442c19a6e1b18ed8ce8e46b480"`
[INFO] [stdout] d145874975f617c846f6621d6c6ad45fcbadc5442c19a6e1b18ed8ce8e46b480