[INFO] updating cached repository walterlbh/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/walterlbh/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/walterlbh/guessing_game" "work/ex/beta-1.38-1/sources/1.37.0/gh/walterlbh/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/walterlbh/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/walterlbh/guessing_game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/walterlbh/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/walterlbh/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7e5f716fdf285386f26389d7f951e96223625000
[INFO] sha for GitHub repo walterlbh/guessing_game: 7e5f716fdf285386f26389d7f951e96223625000
[INFO] validating manifest of walterlbh/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 walterlbh/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 walterlbh/guessing_game
[INFO] finished frobbing walterlbh/guessing_game
[INFO] frobbed toml for walterlbh/guessing_game written to work/ex/beta-1.38-1/sources/1.37.0/gh/walterlbh/guessing_game/Cargo.toml
[INFO] started frobbing walterlbh/guessing_game
[INFO] finished frobbing walterlbh/guessing_game
[INFO] frobbed toml for walterlbh/guessing_game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/walterlbh/guessing_game/Cargo.toml
[INFO] crate walterlbh/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing walterlbh/guessing_game 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/walterlbh/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 59a2cc0341e3103c5d0a4a25f517c0487e533faebd97f3c2f0632d1f2cfca851
[INFO] running `"docker" "start" "-a" "59a2cc0341e3103c5d0a4a25f517c0487e533faebd97f3c2f0632d1f2cfca851"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "59a2cc0341e3103c5d0a4a25f517c0487e533faebd97f3c2f0632d1f2cfca851"`
[INFO] running `"docker" "rm" "-f" "59a2cc0341e3103c5d0a4a25f517c0487e533faebd97f3c2f0632d1f2cfca851"`
[INFO] [stdout] 59a2cc0341e3103c5d0a4a25f517c0487e533faebd97f3c2f0632d1f2cfca851
[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/walterlbh/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 114845e538b19d56127f2a8f0d98bc1ecd795655a33e6d14cf885a726f5c4840
[INFO] running `"docker" "start" "-a" "114845e538b19d56127f2a8f0d98bc1ecd795655a33e6d14cf885a726f5c4840"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `"docker" "inspect" "114845e538b19d56127f2a8f0d98bc1ecd795655a33e6d14cf885a726f5c4840"`
[INFO] running `"docker" "rm" "-f" "114845e538b19d56127f2a8f0d98bc1ecd795655a33e6d14cf885a726f5c4840"`
[INFO] [stdout] 114845e538b19d56127f2a8f0d98bc1ecd795655a33e6d14cf885a726f5c4840
[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/walterlbh/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 3ceb8cee5f55974fa01a86a114db2ff6f90f5dbd92a029068f40cb199844a6d6
[INFO] running `"docker" "start" "-a" "3ceb8cee5f55974fa01a86a114db2ff6f90f5dbd92a029068f40cb199844a6d6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-4035671d219df60b
[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" "3ceb8cee5f55974fa01a86a114db2ff6f90f5dbd92a029068f40cb199844a6d6"`
[INFO] running `"docker" "rm" "-f" "3ceb8cee5f55974fa01a86a114db2ff6f90f5dbd92a029068f40cb199844a6d6"`
[INFO] [stdout] 3ceb8cee5f55974fa01a86a114db2ff6f90f5dbd92a029068f40cb199844a6d6