[INFO] cloning repository https://github.com/synecdokey/viper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/synecdokey/viper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsynecdokey%2Fviper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsynecdokey%2Fviper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 66e9ccd6fe00f24c4caf6f73620815a59e554564
[INFO] testing synecdokey/viper against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsynecdokey%2Fviper" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/synecdokey/viper on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/synecdokey/viper
[INFO] finished tweaking git repo https://github.com/synecdokey/viper
[INFO] tweaked toml for git repo https://github.com/synecdokey/viper written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/synecdokey/viper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b34bbe214dcd1ced310a7c6e55d1ebe09f084cea4477eb6b6288577c681c6cc5
[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" "b34bbe214dcd1ced310a7c6e55d1ebe09f084cea4477eb6b6288577c681c6cc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b34bbe214dcd1ced310a7c6e55d1ebe09f084cea4477eb6b6288577c681c6cc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b34bbe214dcd1ced310a7c6e55d1ebe09f084cea4477eb6b6288577c681c6cc5", kill_on_drop: false }`
[INFO] [stdout] b34bbe214dcd1ced310a7c6e55d1ebe09f084cea4477eb6b6288577c681c6cc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5a7edfc9a7b30a57294bb3428f58b601acc19343be9c3152ae98f9efadcc3cf
[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" "d5a7edfc9a7b30a57294bb3428f58b601acc19343be9c3152ae98f9efadcc3cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling smallvec v1.4.1
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling ropey v1.2.0
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling viper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/coordinates.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Visual`
[INFO] [stdout]  --> src/mode.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Visual,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `VisualBlock`
[INFO] [stdout]  --> src/mode.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     VisualBlock,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `VisualLine`
[INFO] [stdout]  --> src/mode.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     VisualLine,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Command`
[INFO] [stdout]  --> src/mode.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Command,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Insert`
[INFO] [stdout]  --> src/mode.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Insert,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.00s
[INFO] running `Command { std: "docker" "inspect" "d5a7edfc9a7b30a57294bb3428f58b601acc19343be9c3152ae98f9efadcc3cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5a7edfc9a7b30a57294bb3428f58b601acc19343be9c3152ae98f9efadcc3cf", kill_on_drop: false }`
[INFO] [stdout] d5a7edfc9a7b30a57294bb3428f58b601acc19343be9c3152ae98f9efadcc3cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2022-04-10" "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] 2e01345049f8b3e14c26b63db0a6963dd4a44176e0f1bc8053a3ed053abdea46
[INFO] running `Command { std: "docker" "start" "-a" "2e01345049f8b3e14c26b63db0a6963dd4a44176e0f1bc8053a3ed053abdea46", kill_on_drop: false }`
[INFO] [stderr]    Compiling viper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/coordinates.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Visual`
[INFO] [stdout]  --> src/mode.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Visual,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `VisualBlock`
[INFO] [stdout]  --> src/mode.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     VisualBlock,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `VisualLine`
[INFO] [stdout]  --> src/mode.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     VisualLine,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Command`
[INFO] [stdout]  --> src/mode.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Command,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Insert`
[INFO] [stdout]  --> src/mode.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Insert,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/viper-beb20eefcd0205bc)
[INFO] running `Command { std: "docker" "inspect" "2e01345049f8b3e14c26b63db0a6963dd4a44176e0f1bc8053a3ed053abdea46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e01345049f8b3e14c26b63db0a6963dd4a44176e0f1bc8053a3ed053abdea46", kill_on_drop: false }`
[INFO] [stdout] 2e01345049f8b3e14c26b63db0a6963dd4a44176e0f1bc8053a3ed053abdea46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] faa359d9fbaba6d1cb76d0b276fbd5ee10b4c01f0809916162900ac126fa3da0
[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" "faa359d9fbaba6d1cb76d0b276fbd5ee10b4c01f0809916162900ac126fa3da0", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]  --> src/coordinates.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub fn new() -> Self {
[INFO] [stderr]   |            ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Visual`
[INFO] [stderr]  --> src/mode.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     Visual,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `VisualBlock`
[INFO] [stderr]  --> src/mode.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     VisualBlock,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `VisualLine`
[INFO] [stderr]  --> src/mode.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     VisualLine,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Command`
[INFO] [stderr]  --> src/mode.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Command,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Insert`
[INFO] [stderr]  --> src/mode.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Insert,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `viper` (bin "viper" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/viper-beb20eefcd0205bc)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "faa359d9fbaba6d1cb76d0b276fbd5ee10b4c01f0809916162900ac126fa3da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faa359d9fbaba6d1cb76d0b276fbd5ee10b4c01f0809916162900ac126fa3da0", kill_on_drop: false }`
[INFO] [stdout] faa359d9fbaba6d1cb76d0b276fbd5ee10b4c01f0809916162900ac126fa3da0