[INFO] cloning repository https://github.com/gugi9000/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/gugi9000/guessing_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgugi9000%2Fguessing_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgugi9000%2Fguessing_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d77e4fc288ebbe417086bda519e5e45ba1853a5
[INFO] checking gugi9000/guessing_game against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgugi9000%2Fguessing_game" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gugi9000/guessing_game on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gugi9000/guessing_game
[INFO] finished tweaking git repo https://github.com/gugi9000/guessing_game
[INFO] tweaked toml for git repo https://github.com/gugi9000/guessing_game written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/gugi9000/guessing_game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95d6b5d45c97715b9a893b76e2d9897b7bc29ea4bf582da1ff3f3c54a39ad25d
[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" "95d6b5d45c97715b9a893b76e2d9897b7bc29ea4bf582da1ff3f3c54a39ad25d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95d6b5d45c97715b9a893b76e2d9897b7bc29ea4bf582da1ff3f3c54a39ad25d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95d6b5d45c97715b9a893b76e2d9897b7bc29ea4bf582da1ff3f3c54a39ad25d", kill_on_drop: false }`
[INFO] [stdout] 95d6b5d45c97715b9a893b76e2d9897b7bc29ea4bf582da1ff3f3c54a39ad25d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 96536d3e98a45b90c7306080d5ba8de6f2b7d8377bfcb09a6fdacd9c286a783d
[INFO] running `Command { std: "docker" "start" "-a" "96536d3e98a45b90c7306080d5ba8de6f2b7d8377bfcb09a6fdacd9c286a783d", kill_on_drop: false }`
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/main.rs:38:23
[INFO] [stdout]    |
[INFO] [stdout] 38 |                     1 ... 4    => println!("Du vandt på bare {} gæt 😎", tries),
[INFO] [stdout]    |                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/main.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 |                     5 ... 10   => println!("Du vandt på {} gæt 👍", tries),
[INFO] [stdout]    |                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/main.rs:38:23
[INFO] [stdout]    |
[INFO] [stdout] 38 |                     1 ... 4    => println!("Du vandt på bare {} gæt 😎", tries),
[INFO] [stdout]    |                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/main.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 |                     5 ... 10   => println!("Du vandt på {} gæt 👍", tries),
[INFO] [stdout]    |                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `Command { std: "docker" "inspect" "96536d3e98a45b90c7306080d5ba8de6f2b7d8377bfcb09a6fdacd9c286a783d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96536d3e98a45b90c7306080d5ba8de6f2b7d8377bfcb09a6fdacd9c286a783d", kill_on_drop: false }`
[INFO] [stdout] 96536d3e98a45b90c7306080d5ba8de6f2b7d8377bfcb09a6fdacd9c286a783d