[INFO] cloning repository https://github.com/lecrepuscule/Rust-Guessing_game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lecrepuscule/Rust-Guessing_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flecrepuscule%2FRust-Guessing_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flecrepuscule%2FRust-Guessing_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b618f3a0d98a48dda094bcc9a31159009796e08
[INFO] testing lecrepuscule/Rust-Guessing_game against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flecrepuscule%2FRust-Guessing_game" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lecrepuscule/Rust-Guessing_game on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lecrepuscule/Rust-Guessing_game
[INFO] finished tweaking git repo https://github.com/lecrepuscule/Rust-Guessing_game
[INFO] tweaked toml for git repo https://github.com/lecrepuscule/Rust-Guessing_game written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/lecrepuscule/Rust-Guessing_game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b716cb9134e0ab5eae82d1a0cb1d9fc0fe1b1baced5014770e93d462a8d3c5ef
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b716cb9134e0ab5eae82d1a0cb1d9fc0fe1b1baced5014770e93d462a8d3c5ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b716cb9134e0ab5eae82d1a0cb1d9fc0fe1b1baced5014770e93d462a8d3c5ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b716cb9134e0ab5eae82d1a0cb1d9fc0fe1b1baced5014770e93d462a8d3c5ef", kill_on_drop: false }`
[INFO] [stdout] b716cb9134e0ab5eae82d1a0cb1d9fc0fe1b1baced5014770e93d462a8d3c5ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 192e4ebfd246e6ce6a9872517898de7bf7a34fd37d5e24228c8dda6a55fafa3c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "192e4ebfd246e6ce6a9872517898de7bf7a34fd37d5e24228c8dda6a55fafa3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.06s
[INFO] running `Command { std: "docker" "inspect" "192e4ebfd246e6ce6a9872517898de7bf7a34fd37d5e24228c8dda6a55fafa3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "192e4ebfd246e6ce6a9872517898de7bf7a34fd37d5e24228c8dda6a55fafa3c", kill_on_drop: false }`
[INFO] [stdout] 192e4ebfd246e6ce6a9872517898de7bf7a34fd37d5e24228c8dda6a55fafa3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4390d7baf25ced2b8fd05e0350e45deb07a5d38c7b93e01652c16ce5d522516
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f4390d7baf25ced2b8fd05e0350e45deb07a5d38c7b93e01652c16ce5d522516", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "f4390d7baf25ced2b8fd05e0350e45deb07a5d38c7b93e01652c16ce5d522516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4390d7baf25ced2b8fd05e0350e45deb07a5d38c7b93e01652c16ce5d522516", kill_on_drop: false }`
[INFO] [stdout] f4390d7baf25ced2b8fd05e0350e45deb07a5d38c7b93e01652c16ce5d522516
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 58f3ec070eee4ad439fe42ce069da2200ea5ff4ba40fb015c63b52030efd9555
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "58f3ec070eee4ad439fe42ce069da2200ea5ff4ba40fb015c63b52030efd9555", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/guessing_game-5ada4425b703ea6d
[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 `Command { std: "docker" "inspect" "58f3ec070eee4ad439fe42ce069da2200ea5ff4ba40fb015c63b52030efd9555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58f3ec070eee4ad439fe42ce069da2200ea5ff4ba40fb015c63b52030efd9555", kill_on_drop: false }`
[INFO] [stdout] 58f3ec070eee4ad439fe42ce069da2200ea5ff4ba40fb015c63b52030efd9555