[INFO] updating cached repository https://github.com/brianarpie/rusty-titanic-survivors
[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] a31ff2662b5c35aaf423d952f4050b838487478f
[INFO] testing brianarpie/rusty-titanic-survivors against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianarpie%2Frusty-titanic-survivors" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brianarpie/rusty-titanic-survivors on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brianarpie/rusty-titanic-survivors
[INFO] finished tweaking git repo https://github.com/brianarpie/rusty-titanic-survivors
[INFO] tweaked toml for git repo https://github.com/brianarpie/rusty-titanic-survivors written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/brianarpie/rusty-titanic-survivors already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ae57332e38aecaa254f2903deaf8d163003896900abcfd8d3b285185fbc06a4
[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" "0ae57332e38aecaa254f2903deaf8d163003896900abcfd8d3b285185fbc06a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ae57332e38aecaa254f2903deaf8d163003896900abcfd8d3b285185fbc06a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ae57332e38aecaa254f2903deaf8d163003896900abcfd8d3b285185fbc06a4", kill_on_drop: false }`
[INFO] [stdout] 0ae57332e38aecaa254f2903deaf8d163003896900abcfd8d3b285185fbc06a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.45.2" "build" "--frozen" "--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] 8579f559dbb9a25060d4d88e1723b5f6e37e74ad7993d24515a77fdc3fbe9e1e
[INFO] running `Command { std: "docker" "start" "-a" "8579f559dbb9a25060d4d88e1723b5f6e37e74ad7993d24515a77fdc3fbe9e1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty-titanic-survivors v0.0.1 (/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:20:58
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Err(why) => panic!("failed to open {}: {}", display, Error::description(&why)),
[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:28:56
[INFO] [stdout]    |
[INFO] [stdout] 28 |     Err(why) => panic!("failed to read to string: {}", Error::description(&why)),
[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 0.77s
[INFO] running `Command { std: "docker" "inspect" "8579f559dbb9a25060d4d88e1723b5f6e37e74ad7993d24515a77fdc3fbe9e1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8579f559dbb9a25060d4d88e1723b5f6e37e74ad7993d24515a77fdc3fbe9e1e", kill_on_drop: false }`
[INFO] [stdout] 8579f559dbb9a25060d4d88e1723b5f6e37e74ad7993d24515a77fdc3fbe9e1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60d793eb12c2b3d99fb3f4d6968fc1e76f78af61123398fd0d3f2b8912caef66
[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" "60d793eb12c2b3d99fb3f4d6968fc1e76f78af61123398fd0d3f2b8912caef66", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty-titanic-survivors v0.0.1 (/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:20:58
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Err(why) => panic!("failed to open {}: {}", display, Error::description(&why)),
[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:28:56
[INFO] [stdout]    |
[INFO] [stdout] 28 |     Err(why) => panic!("failed to read to string: {}", Error::description(&why)),
[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 0.54s
[INFO] running `Command { std: "docker" "inspect" "60d793eb12c2b3d99fb3f4d6968fc1e76f78af61123398fd0d3f2b8912caef66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60d793eb12c2b3d99fb3f4d6968fc1e76f78af61123398fd0d3f2b8912caef66", kill_on_drop: false }`
[INFO] [stdout] 60d793eb12c2b3d99fb3f4d6968fc1e76f78af61123398fd0d3f2b8912caef66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.45.2" "test" "--frozen", 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] 97c110da37a05357188248ad9884b99f4ff717e4e9ece4870e89998fa2687b6c
[INFO] running `Command { std: "docker" "start" "-a" "97c110da37a05357188248ad9884b99f4ff717e4e9ece4870e89998fa2687b6c", 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:20:58
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Err(why) => panic!("failed to open {}: {}", display, Error::description(&why)),
[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:28:56
[INFO] [stderr]    |
[INFO] [stderr] 28 |     Err(why) => panic!("failed to read to string: {}", Error::description(&why)),
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rusty_titanic_survivors-5f89e002f7e5dead
[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" "97c110da37a05357188248ad9884b99f4ff717e4e9ece4870e89998fa2687b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97c110da37a05357188248ad9884b99f4ff717e4e9ece4870e89998fa2687b6c", kill_on_drop: false }`
[INFO] [stdout] 97c110da37a05357188248ad9884b99f4ff717e4e9ece4870e89998fa2687b6c