[INFO] cloning repository https://github.com/grad-256/rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grad-256/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrad-256%2Frust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrad-256%2Frust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46e0b9b0e3c7245399e32f53fe4a08e5d58599c8
[INFO] testing grad-256/rust against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrad-256%2Frust" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grad-256/rust on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/grad-256/rust
[INFO] finished tweaking git repo https://github.com/grad-256/rust
[INFO] tweaked toml for git repo https://github.com/grad-256/rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/grad-256/rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] 92f2d87b5e2c29c8e786ad699fb9a7bdb886c5ab2eaf8211bcdbf4bfa02538c1
[INFO] running `Command { std: "docker" "start" "-a" "92f2d87b5e2c29c8e786ad699fb9a7bdb886c5ab2eaf8211bcdbf4bfa02538c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92f2d87b5e2c29c8e786ad699fb9a7bdb886c5ab2eaf8211bcdbf4bfa02538c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92f2d87b5e2c29c8e786ad699fb9a7bdb886c5ab2eaf8211bcdbf4bfa02538c1", kill_on_drop: false }`
[INFO] [stdout] 92f2d87b5e2c29c8e786ad699fb9a7bdb886c5ab2eaf8211bcdbf4bfa02538c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bdbfce71f2042fecef8dc5d168856c5c20514b35d9a1f23f3616842a01f44b2
[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" "6bdbfce71f2042fecef8dc5d168856c5c20514b35d9a1f23f3616842a01f44b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `p1`
[INFO] [stdout]   --> src/generics.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let p1 = Point { x: 1, y: 2 };
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_p1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p2`
[INFO] [stdout]   --> src/generics.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let p2 = Point { x: 1.0, y: 2.0 };
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_p2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]  --> src/generics.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     x: T,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]  --> src/generics.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     y: T,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "6bdbfce71f2042fecef8dc5d168856c5c20514b35d9a1f23f3616842a01f44b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bdbfce71f2042fecef8dc5d168856c5c20514b35d9a1f23f3616842a01f44b2", kill_on_drop: false }`
[INFO] [stdout] 6bdbfce71f2042fecef8dc5d168856c5c20514b35d9a1f23f3616842a01f44b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20297d17fd6fb11b94bd806d17bfc56c1c5e1490245216a422ecf696f2f4d2b2
[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" "20297d17fd6fb11b94bd806d17bfc56c1c5e1490245216a422ecf696f2f4d2b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `p1`
[INFO] [stdout]   --> src/generics.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let p1 = Point { x: 1, y: 2 };
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_p1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p2`
[INFO] [stdout]   --> src/generics.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let p2 = Point { x: 1.0, y: 2.0 };
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_p2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]  --> src/generics.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     x: T,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]  --> src/generics.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     y: T,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "20297d17fd6fb11b94bd806d17bfc56c1c5e1490245216a422ecf696f2f4d2b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20297d17fd6fb11b94bd806d17bfc56c1c5e1490245216a422ecf696f2f4d2b2", kill_on_drop: false }`
[INFO] [stdout] 20297d17fd6fb11b94bd806d17bfc56c1c5e1490245216a422ecf696f2f4d2b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f69ce4b5b50ecbdfc41f14d70c9f3a3b8232fa33373546d0c69b7d252a10b94
[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" "4f69ce4b5b50ecbdfc41f14d70c9f3a3b8232fa33373546d0c69b7d252a10b94", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `p1`
[INFO] [stderr]   --> src/generics.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let p1 = Point { x: 1, y: 2 };
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_p1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p2`
[INFO] [stderr]   --> src/generics.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |     let p2 = Point { x: 1.0, y: 2.0 };
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_p2`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `x`
[INFO] [stderr]  --> src/generics.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     x: T,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `y`
[INFO] [stderr]  --> src/generics.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     y: T,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust` (bin "rust" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust-b0afc5a06aef4ab8)
[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" "4f69ce4b5b50ecbdfc41f14d70c9f3a3b8232fa33373546d0c69b7d252a10b94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f69ce4b5b50ecbdfc41f14d70c9f3a3b8232fa33373546d0c69b7d252a10b94", kill_on_drop: false }`
[INFO] [stdout] 4f69ce4b5b50ecbdfc41f14d70c9f3a3b8232fa33373546d0c69b7d252a10b94