[INFO] cloning repository https://github.com/renato-macedo/rust_intro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/renato-macedo/rust_intro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenato-macedo%2Frust_intro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenato-macedo%2Frust_intro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d71e828b35c78e18a93b26d87e9f0589c29c38af
[INFO] testing renato-macedo/rust_intro against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenato-macedo%2Frust_intro" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/renato-macedo/rust_intro on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/renato-macedo/rust_intro
[INFO] finished tweaking git repo https://github.com/renato-macedo/rust_intro
[INFO] tweaked toml for git repo https://github.com/renato-macedo/rust_intro written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/renato-macedo/rust_intro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d8a604bf5ae3bcb48fe7955948e22d59f609e2effcb27dd93b7146e1d1a2b1d
[INFO] running `Command { std: "docker" "start" "-a" "9d8a604bf5ae3bcb48fe7955948e22d59f609e2effcb27dd93b7146e1d1a2b1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d8a604bf5ae3bcb48fe7955948e22d59f609e2effcb27dd93b7146e1d1a2b1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d8a604bf5ae3bcb48fe7955948e22d59f609e2effcb27dd93b7146e1d1a2b1d", kill_on_drop: false }`
[INFO] [stdout] 9d8a604bf5ae3bcb48fe7955948e22d59f609e2effcb27dd93b7146e1d1a2b1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddecbf2cce9af9b93d9823e15fbad59b9fc4b28af5fbb0cacbfda995a1937212
[INFO] running `Command { std: "docker" "start" "-a" "ddecbf2cce9af9b93d9823e15fbad59b9fc4b28af5fbb0cacbfda995a1937212", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.37s
[INFO] running `Command { std: "docker" "inspect" "ddecbf2cce9af9b93d9823e15fbad59b9fc4b28af5fbb0cacbfda995a1937212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddecbf2cce9af9b93d9823e15fbad59b9fc4b28af5fbb0cacbfda995a1937212", kill_on_drop: false }`
[INFO] [stdout] ddecbf2cce9af9b93d9823e15fbad59b9fc4b28af5fbb0cacbfda995a1937212
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b9363649a42822be4e8ef25cc361e9c0466c221db56c7360bf55b44fb85a043
[INFO] running `Command { std: "docker" "start" "-a" "6b9363649a42822be4e8ef25cc361e9c0466c221db56c7360bf55b44fb85a043", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "6b9363649a42822be4e8ef25cc361e9c0466c221db56c7360bf55b44fb85a043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b9363649a42822be4e8ef25cc361e9c0466c221db56c7360bf55b44fb85a043", kill_on_drop: false }`
[INFO] [stdout] 6b9363649a42822be4e8ef25cc361e9c0466c221db56c7360bf55b44fb85a043
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 90133b38f3325051d6fccbcbcb2c57e78672af9eb3b1adfe97b6bf8ca18e5c1d
[INFO] running `Command { std: "docker" "start" "-a" "90133b38f3325051d6fccbcbcb2c57e78672af9eb3b1adfe97b6bf8ca18e5c1d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-fb13daf8213960f2)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "90133b38f3325051d6fccbcbcb2c57e78672af9eb3b1adfe97b6bf8ca18e5c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90133b38f3325051d6fccbcbcb2c57e78672af9eb3b1adfe97b6bf8ca18e5c1d", kill_on_drop: false }`
[INFO] [stdout] 90133b38f3325051d6fccbcbcb2c57e78672af9eb3b1adfe97b6bf8ca18e5c1d