[INFO] cloning repository https://github.com/zemse/guessing-game
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zemse/guessing-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzemse%2Fguessing-game"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzemse%2Fguessing-game'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3173fd9fe605408237ea4a686b4e40b1887351a5
[INFO] testing zemse/guessing-game against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzemse%2Fguessing-game" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zemse/guessing-game on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/zemse/guessing-game
[INFO] finished tweaking git repo https://github.com/zemse/guessing-game
[INFO] tweaked toml for git repo https://github.com/zemse/guessing-game written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/zemse/guessing-game already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 979347b33c209d2377e7702dd3d37daa4f569468bc5e2a68ebed83dd61a84088
[INFO] running `"docker" "start" "-a" "979347b33c209d2377e7702dd3d37daa4f569468bc5e2a68ebed83dd61a84088"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/main.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |           /// @dev trim method on string eleminates white spaces begnining and end
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 17 | /         let guess: u32 = match guess.trim().parse() {
[INFO] [stderr] 18 | |             Ok(num) => num,
[INFO] [stderr] 19 | |             Err(_) => {
[INFO] [stderr] 20 | |                 println!("Invalid number");
[INFO] [stderr] 21 | |                 continue;
[INFO] [stderr] 22 | |             }
[INFO] [stderr] 23 | |         };
[INFO] [stderr]    | |__________- rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.51s
[INFO] running `"docker" "inspect" "979347b33c209d2377e7702dd3d37daa4f569468bc5e2a68ebed83dd61a84088"`
[INFO] running `"docker" "rm" "-f" "979347b33c209d2377e7702dd3d37daa4f569468bc5e2a68ebed83dd61a84088"`
[INFO] [stdout] 979347b33c209d2377e7702dd3d37daa4f569468bc5e2a68ebed83dd61a84088
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9e68db99a700ed23215100deb90ccc25538a9f46da47a1cb782476c1e4bcb9f8
[INFO] running `"docker" "start" "-a" "9e68db99a700ed23215100deb90ccc25538a9f46da47a1cb782476c1e4bcb9f8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/main.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |           /// @dev trim method on string eleminates white spaces begnining and end
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 17 | /         let guess: u32 = match guess.trim().parse() {
[INFO] [stderr] 18 | |             Ok(num) => num,
[INFO] [stderr] 19 | |             Err(_) => {
[INFO] [stderr] 20 | |                 println!("Invalid number");
[INFO] [stderr] 21 | |                 continue;
[INFO] [stderr] 22 | |             }
[INFO] [stderr] 23 | |         };
[INFO] [stderr]    | |__________- rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "9e68db99a700ed23215100deb90ccc25538a9f46da47a1cb782476c1e4bcb9f8"`
[INFO] running `"docker" "rm" "-f" "9e68db99a700ed23215100deb90ccc25538a9f46da47a1cb782476c1e4bcb9f8"`
[INFO] [stdout] 9e68db99a700ed23215100deb90ccc25538a9f46da47a1cb782476c1e4bcb9f8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 670c82f49397b9e9ccfc473648a3ce7c81f5ff45ecd8f10be2fc42b915073c7e
[INFO] running `"docker" "start" "-a" "670c82f49397b9e9ccfc473648a3ce7c81f5ff45ecd8f10be2fc42b915073c7e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/main.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |           /// @dev trim method on string eleminates white spaces begnining and end
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 17 | /         let guess: u32 = match guess.trim().parse() {
[INFO] [stderr] 18 | |             Ok(num) => num,
[INFO] [stderr] 19 | |             Err(_) => {
[INFO] [stderr] 20 | |                 println!("Invalid number");
[INFO] [stderr] 21 | |                 continue;
[INFO] [stderr] 22 | |             }
[INFO] [stderr] 23 | |         };
[INFO] [stderr]    | |__________- rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/guessing_game-062be31c697b31e5
[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" "670c82f49397b9e9ccfc473648a3ce7c81f5ff45ecd8f10be2fc42b915073c7e"`
[INFO] running `"docker" "rm" "-f" "670c82f49397b9e9ccfc473648a3ce7c81f5ff45ecd8f10be2fc42b915073c7e"`
[INFO] [stdout] 670c82f49397b9e9ccfc473648a3ce7c81f5ff45ecd8f10be2fc42b915073c7e