[INFO] updating cached repository https://github.com/iheanyi/otter-swag-rust
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2fde99719a02b4483edf1a6174be28090730bfd4
[INFO] checking iheanyi/otter-swag-rust against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiheanyi%2Fotter-swag-rust" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iheanyi/otter-swag-rust on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/iheanyi/otter-swag-rust
[INFO] finished tweaking git repo https://github.com/iheanyi/otter-swag-rust
[INFO] tweaked toml for git repo https://github.com/iheanyi/otter-swag-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/iheanyi/otter-swag-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1f0b295e34a5501e79bbb0569566f72d40af3ebb3f5a7c209210fa697e8cbf83
[INFO] running `"docker" "start" "-a" "1f0b295e34a5501e79bbb0569566f72d40af3ebb3f5a7c209210fa697e8cbf83"`
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]     Checking libc v0.2.41
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]     Checking otter-swag-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `Falling`
[INFO] [stderr]  --> models/otter.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     Falling { source_rect: Rect },
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Swimming`
[INFO] [stderr]  --> models/otter.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Swimming { source_rect: Rect },
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Super`
[INFO] [stderr]  --> models/otter.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Super { source_rect: Rect },
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Dead`
[INFO] [stderr]  --> models/otter.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Dead { source_rect: Rect },
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Falling`
[INFO] [stderr]  --> models/otter.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     Falling { source_rect: Rect },
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Swimming`
[INFO] [stderr]  --> models/otter.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Swimming { source_rect: Rect },
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Super`
[INFO] [stderr]  --> models/otter.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Super { source_rect: Rect },
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Dead`
[INFO] [stderr]  --> models/otter.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Dead { source_rect: Rect },
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.58s
[INFO] running `"docker" "inspect" "1f0b295e34a5501e79bbb0569566f72d40af3ebb3f5a7c209210fa697e8cbf83"`
[INFO] running `"docker" "rm" "-f" "1f0b295e34a5501e79bbb0569566f72d40af3ebb3f5a7c209210fa697e8cbf83"`
[INFO] [stdout] 1f0b295e34a5501e79bbb0569566f72d40af3ebb3f5a7c209210fa697e8cbf83