[INFO] cloning repository https://github.com/ito-hiroki/rust_to_do_app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ito-hiroki/rust_to_do_app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fito-hiroki%2Frust_to_do_app", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fito-hiroki%2Frust_to_do_app'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1617a795a846aae5ff8bb2710a0584c0a585cba
[INFO] testing ito-hiroki/rust_to_do_app against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fito-hiroki%2Frust_to_do_app" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ito-hiroki/rust_to_do_app on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ito-hiroki/rust_to_do_app
[INFO] finished tweaking git repo https://github.com/ito-hiroki/rust_to_do_app
[INFO] tweaked toml for git repo https://github.com/ito-hiroki/rust_to_do_app written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/ito-hiroki/rust_to_do_app already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", 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] aa2e2f18dd7579b170eafea526dde174b63d02fba7c8433b747a1b0dd2805fd0
[INFO] running `Command { std: "docker" "start" "-a" "aa2e2f18dd7579b170eafea526dde174b63d02fba7c8433b747a1b0dd2805fd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa2e2f18dd7579b170eafea526dde174b63d02fba7c8433b747a1b0dd2805fd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa2e2f18dd7579b170eafea526dde174b63d02fba7c8433b747a1b0dd2805fd0", kill_on_drop: false }`
[INFO] [stdout] aa2e2f18dd7579b170eafea526dde174b63d02fba7c8433b747a1b0dd2805fd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 13051e94078bc17a39c7b8e21549115f9b05f9e256ca721d60f372bc8e402b20
[INFO] running `Command { std: "docker" "start" "-a" "13051e94078bc17a39c7b8e21549115f9b05f9e256ca721d60f372bc8e402b20", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_to_do_app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]  --> src/main.rs:8:28
[INFO] [stdout]   |
[INFO] [stdout] 8 |         ItemTypes::Pending(item) => println!("Pending"),
[INFO] [stdout]   |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]  --> src/main.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 |         ItemTypes::Done(item) => println!("Done"),
[INFO] [stdout]   |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `Command { std: "docker" "inspect" "13051e94078bc17a39c7b8e21549115f9b05f9e256ca721d60f372bc8e402b20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13051e94078bc17a39c7b8e21549115f9b05f9e256ca721d60f372bc8e402b20", kill_on_drop: false }`
[INFO] [stdout] 13051e94078bc17a39c7b8e21549115f9b05f9e256ca721d60f372bc8e402b20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36af723fdbd87c48099e2252e5885c8242f910b571849df5f1dcc93e26ac6532
[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" "36af723fdbd87c48099e2252e5885c8242f910b571849df5f1dcc93e26ac6532", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_to_do_app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]  --> src/main.rs:8:28
[INFO] [stdout]   |
[INFO] [stdout] 8 |         ItemTypes::Pending(item) => println!("Pending"),
[INFO] [stdout]   |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]  --> src/main.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 |         ItemTypes::Done(item) => println!("Done"),
[INFO] [stdout]   |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "36af723fdbd87c48099e2252e5885c8242f910b571849df5f1dcc93e26ac6532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36af723fdbd87c48099e2252e5885c8242f910b571849df5f1dcc93e26ac6532", kill_on_drop: false }`
[INFO] [stdout] 36af723fdbd87c48099e2252e5885c8242f910b571849df5f1dcc93e26ac6532
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 86858db826b4dd15ece16985fd4ce9cb583fad0d5a826832d1779451b5de65fd
[INFO] running `Command { std: "docker" "start" "-a" "86858db826b4dd15ece16985fd4ce9cb583fad0d5a826832d1779451b5de65fd", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `item`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:8:28
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 8 |         ItemTypes::Pending(item) => println!("Pending"),
[INFO] [stdout] 
[INFO] [stderr]   |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `item`
[INFO] [stderr]  --> src/main.rs:9:25
[INFO] [stderr]   |
[INFO] [stderr] 9 |         ItemTypes::Done(item) => println!("Done"),
[INFO] [stderr]   |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_to_do_app` (bin "rust_to_do_app" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_to_do_app-3a93f00f4efcf9d0)
[INFO] running `Command { std: "docker" "inspect" "86858db826b4dd15ece16985fd4ce9cb583fad0d5a826832d1779451b5de65fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86858db826b4dd15ece16985fd4ce9cb583fad0d5a826832d1779451b5de65fd", kill_on_drop: false }`
[INFO] [stdout] 86858db826b4dd15ece16985fd4ce9cb583fad0d5a826832d1779451b5de65fd