[INFO] updating cached repository https://github.com/PeterWarrington/rust-guessing-game-plus-plus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 139a047b89a9a2c6776b4cb2d8cecd55eb84cf31
[INFO] testing PeterWarrington/rust-guessing-game-plus-plus against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPeterWarrington%2Frust-guessing-game-plus-plus" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PeterWarrington/rust-guessing-game-plus-plus on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PeterWarrington/rust-guessing-game-plus-plus
[INFO] finished tweaking git repo https://github.com/PeterWarrington/rust-guessing-game-plus-plus
[INFO] tweaked toml for git repo https://github.com/PeterWarrington/rust-guessing-game-plus-plus written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/PeterWarrington/rust-guessing-game-plus-plus already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab48c892825b6d07d5236464b6c3e835350a10f6efe9d17dbc3f9d15fd638bc5
[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" "ab48c892825b6d07d5236464b6c3e835350a10f6efe9d17dbc3f9d15fd638bc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab48c892825b6d07d5236464b6c3e835350a10f6efe9d17dbc3f9d15fd638bc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab48c892825b6d07d5236464b6c3e835350a10f6efe9d17dbc3f9d15fd638bc5", kill_on_drop: false }`
[INFO] [stdout] ab48c892825b6d07d5236464b6c3e835350a10f6efe9d17dbc3f9d15fd638bc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 043221b067c114f1fffb626384843ef25668e7e9e3130e249498a9bbec9c2fc6
[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" "043221b067c114f1fffb626384843ef25668e7e9e3130e249498a9bbec9c2fc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling colored v1.9.0
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:101:71
[INFO] [stdout]     |
[INFO] [stdout] 101 |             Err(why) => panic!("couldn't create {}: {}", display, why.description()),
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:107:73
[INFO] [stdout]     |
[INFO] [stdout] 107 |             Err(why) => panic!("couldn't write to {}: {}", display, why.description()),
[INFO] [stdout]     |                                                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `Command { std: "docker" "inspect" "043221b067c114f1fffb626384843ef25668e7e9e3130e249498a9bbec9c2fc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "043221b067c114f1fffb626384843ef25668e7e9e3130e249498a9bbec9c2fc6", kill_on_drop: false }`
[INFO] [stdout] 043221b067c114f1fffb626384843ef25668e7e9e3130e249498a9bbec9c2fc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--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] c8caa4c5d152336945c3e632ea06df4f524a8841949685768fbff01a630a3ff1
[INFO] running `Command { std: "docker" "start" "-a" "c8caa4c5d152336945c3e632ea06df4f524a8841949685768fbff01a630a3ff1", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:101:71
[INFO] [stdout]     |
[INFO] [stdout] 101 |             Err(why) => panic!("couldn't create {}: {}", display, why.description()),
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:107:73
[INFO] [stdout]     |
[INFO] [stdout] 107 |             Err(why) => panic!("couldn't write to {}: {}", display, why.description()),
[INFO] [stdout]     |                                                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "c8caa4c5d152336945c3e632ea06df4f524a8841949685768fbff01a630a3ff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8caa4c5d152336945c3e632ea06df4f524a8841949685768fbff01a630a3ff1", kill_on_drop: false }`
[INFO] [stdout] c8caa4c5d152336945c3e632ea06df4f524a8841949685768fbff01a630a3ff1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d1cc003d86fcf5a15991a2ebbb12ed22fe6105e296ea94dc28b9babb3ce24a99
[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" "d1cc003d86fcf5a15991a2ebbb12ed22fe6105e296ea94dc28b9babb3ce24a99", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/main.rs:101:71
[INFO] [stderr]     |
[INFO] [stderr] 101 |             Err(why) => panic!("couldn't create {}: {}", display, why.description()),
[INFO] [stderr]     |                                                                       ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/main.rs:107:73
[INFO] [stderr]     |
[INFO] [stderr] 107 |             Err(why) => panic!("couldn't write to {}: {}", display, why.description()),
[INFO] [stderr]     |                                                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/guessing_game-5ba615922385738a
[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" "d1cc003d86fcf5a15991a2ebbb12ed22fe6105e296ea94dc28b9babb3ce24a99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1cc003d86fcf5a15991a2ebbb12ed22fe6105e296ea94dc28b9babb3ce24a99", kill_on_drop: false }`
[INFO] [stdout] d1cc003d86fcf5a15991a2ebbb12ed22fe6105e296ea94dc28b9babb3ce24a99