[INFO] cloning repository https://github.com/moonformeli/rust_practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/moonformeli/rust_practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoonformeli%2Frust_practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoonformeli%2Frust_practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29287451d6665ca6745a79a6ce5769c415541144
[INFO] testing moonformeli/rust_practice against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoonformeli%2Frust_practice" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/moonformeli/rust_practice on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/moonformeli/rust_practice
[INFO] finished tweaking git repo https://github.com/moonformeli/rust_practice
[INFO] tweaked toml for git repo https://github.com/moonformeli/rust_practice written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/moonformeli/rust_practice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d50265384bb05fd5240bfcb9afa0ee731d8cd9bee07cf9056be02577753ede06
[INFO] running `Command { std: "docker" "start" "-a" "d50265384bb05fd5240bfcb9afa0ee731d8cd9bee07cf9056be02577753ede06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d50265384bb05fd5240bfcb9afa0ee731d8cd9bee07cf9056be02577753ede06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d50265384bb05fd5240bfcb9afa0ee731d8cd9bee07cf9056be02577753ede06", kill_on_drop: false }`
[INFO] [stdout] d50265384bb05fd5240bfcb9afa0ee731d8cd9bee07cf9056be02577753ede06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3532688d89db3fdfad4f9a7e23fc0d5ba70979ab8d30cd0ba413784d3d5403ed
[INFO] running `Command { std: "docker" "start" "-a" "3532688d89db3fdfad4f9a7e23fc0d5ba70979ab8d30cd0ba413784d3d5403ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.77s
[INFO] running `Command { std: "docker" "inspect" "3532688d89db3fdfad4f9a7e23fc0d5ba70979ab8d30cd0ba413784d3d5403ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3532688d89db3fdfad4f9a7e23fc0d5ba70979ab8d30cd0ba413784d3d5403ed", kill_on_drop: false }`
[INFO] [stdout] 3532688d89db3fdfad4f9a7e23fc0d5ba70979ab8d30cd0ba413784d3d5403ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02ed98dd15187e09ce28cbfaebeed3524a6a34c09b1ec0586ee0d49650fa6fe5
[INFO] running `Command { std: "docker" "start" "-a" "02ed98dd15187e09ce28cbfaebeed3524a6a34c09b1ec0586ee0d49650fa6fe5", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "02ed98dd15187e09ce28cbfaebeed3524a6a34c09b1ec0586ee0d49650fa6fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02ed98dd15187e09ce28cbfaebeed3524a6a34c09b1ec0586ee0d49650fa6fe5", kill_on_drop: false }`
[INFO] [stdout] 02ed98dd15187e09ce28cbfaebeed3524a6a34c09b1ec0586ee0d49650fa6fe5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ade2765f0eda0c2c5663f4cf6eab594044fc9dea0231f30d36e330ce6b0daa7
[INFO] running `Command { std: "docker" "start" "-a" "1ade2765f0eda0c2c5663f4cf6eab594044fc9dea0231f30d36e330ce6b0daa7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-751791bc3138a231)
[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" "1ade2765f0eda0c2c5663f4cf6eab594044fc9dea0231f30d36e330ce6b0daa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ade2765f0eda0c2c5663f4cf6eab594044fc9dea0231f30d36e330ce6b0daa7", kill_on_drop: false }`
[INFO] [stdout] 1ade2765f0eda0c2c5663f4cf6eab594044fc9dea0231f30d36e330ce6b0daa7