[INFO] cloning repository https://github.com/iheanyi/otter-swag-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iheanyi/otter-swag-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiheanyi%2Fotter-swag-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiheanyi%2Fotter-swag-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2fde99719a02b4483edf1a6174be28090730bfd4
[INFO] checking iheanyi/otter-swag-rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiheanyi%2Fotter-swag-rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iheanyi/otter-swag-rust on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-0-tc1/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 `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-traits v0.2.4
[INFO] [stderr]   Downloaded c_vec v1.3.0
[INFO] [stderr]   Downloaded cfg-if v0.1.3
[INFO] [stderr]   Downloaded num-integer v0.1.38
[INFO] [stderr]   Downloaded libc v0.2.41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b10d01e3ac1caf9f67831a5453803cbca5feea330308a49cbd58238db0b01824
[INFO] running `Command { std: "docker" "start" "-a" "b10d01e3ac1caf9f67831a5453803cbca5feea330308a49cbd58238db0b01824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b10d01e3ac1caf9f67831a5453803cbca5feea330308a49cbd58238db0b01824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b10d01e3ac1caf9f67831a5453803cbca5feea330308a49cbd58238db0b01824", kill_on_drop: false }`
[INFO] [stdout] b10d01e3ac1caf9f67831a5453803cbca5feea330308a49cbd58238db0b01824
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c941b379b71beb6cd78be0017784e8df28ac35c4f355d0b220af87b17e210ffd
[INFO] running `Command { std: "docker" "start" "-a" "c941b379b71beb6cd78be0017784e8df28ac35c4f355d0b220af87b17e210ffd", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]     Checking libc v0.2.41
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking c_vec v1.3.0
[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 rand v0.3.22
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]     Checking otter-swag-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::menu::Menu`
[INFO] [stdout]  --> models/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use self::menu::Menu;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::menu::Menu`
[INFO] [stdout]  --> models/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use self::menu::Menu;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::otter::Otter`
[INFO] [stdout]  --> models/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use self::otter::Otter;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::otter::Otter`
[INFO] [stdout]  --> models/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use self::otter::Otter;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Falling`, `Swimming`, `Super`, and `Dead` are never constructed
[INFO] [stdout]  --> models/otter.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum OtterState {
[INFO] [stdout]   |          ---------- variants in this enum
[INFO] [stdout] 4 |     Walking { source_rect: Rect },
[INFO] [stdout] 5 |     Falling { source_rect: Rect },
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 6 |     Swimming { source_rect: Rect },
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 7 |     Super { source_rect: Rect },
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 8 |     Dead { source_rect: Rect },
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Falling`, `Swimming`, `Super`, and `Dead` are never constructed
[INFO] [stdout]  --> models/otter.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum OtterState {
[INFO] [stdout]   |          ---------- variants in this enum
[INFO] [stdout] 4 |     Walking { source_rect: Rect },
[INFO] [stdout] 5 |     Falling { source_rect: Rect },
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 6 |     Swimming { source_rect: Rect },
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 7 |     Super { source_rect: Rect },
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 8 |     Dead { source_rect: Rect },
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.60s
[INFO] running `Command { std: "docker" "inspect" "c941b379b71beb6cd78be0017784e8df28ac35c4f355d0b220af87b17e210ffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c941b379b71beb6cd78be0017784e8df28ac35c4f355d0b220af87b17e210ffd", kill_on_drop: false }`
[INFO] [stdout] c941b379b71beb6cd78be0017784e8df28ac35c4f355d0b220af87b17e210ffd
[INFO] checking iheanyi/otter-swag-rust against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiheanyi%2Fotter-swag-rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iheanyi/otter-swag-rust on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-0-tc2/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 `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f355eaac79fbc46147168e73c1a7433622270049497ed41210f6e5994ac2905a
[INFO] running `Command { std: "docker" "start" "-a" "f355eaac79fbc46147168e73c1a7433622270049497ed41210f6e5994ac2905a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f355eaac79fbc46147168e73c1a7433622270049497ed41210f6e5994ac2905a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f355eaac79fbc46147168e73c1a7433622270049497ed41210f6e5994ac2905a", kill_on_drop: false }`
[INFO] [stdout] f355eaac79fbc46147168e73c1a7433622270049497ed41210f6e5994ac2905a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76cf081b371031a0cf4cb60eab9f27f05cfddaff2a0b6bf74448cabec8690c39
[INFO] running `Command { std: "docker" "start" "-a" "76cf081b371031a0cf4cb60eab9f27f05cfddaff2a0b6bf74448cabec8690c39", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking libc v0.2.41
[INFO] [stderr]     Checking c_vec v1.3.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]     Checking otter-swag-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::menu::Menu`
[INFO] [stdout]  --> models/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use self::menu::Menu;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::otter::Otter`
[INFO] [stdout]  --> models/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use self::otter::Otter;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::menu::Menu`
[INFO] [stdout]  --> models/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use self::menu::Menu;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::otter::Otter`
[INFO] [stdout]  --> models/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use self::otter::Otter;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Falling`, `Swimming`, `Super`, and `Dead` are never constructed
[INFO] [stdout]  --> models/otter.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum OtterState {
[INFO] [stdout]   |          ---------- variants in this enum
[INFO] [stdout] 4 |     Walking { source_rect: Rect },
[INFO] [stdout] 5 |     Falling { source_rect: Rect },
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 6 |     Swimming { source_rect: Rect },
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 7 |     Super { source_rect: Rect },
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 8 |     Dead { source_rect: Rect },
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Falling`, `Swimming`, `Super`, and `Dead` are never constructed
[INFO] [stdout]  --> models/otter.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum OtterState {
[INFO] [stdout]   |          ---------- variants in this enum
[INFO] [stdout] 4 |     Walking { source_rect: Rect },
[INFO] [stdout] 5 |     Falling { source_rect: Rect },
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 6 |     Swimming { source_rect: Rect },
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 7 |     Super { source_rect: Rect },
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 8 |     Dead { source_rect: Rect },
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.89s
[INFO] running `Command { std: "docker" "inspect" "76cf081b371031a0cf4cb60eab9f27f05cfddaff2a0b6bf74448cabec8690c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76cf081b371031a0cf4cb60eab9f27f05cfddaff2a0b6bf74448cabec8690c39", kill_on_drop: false }`
[INFO] [stdout] 76cf081b371031a0cf4cb60eab9f27f05cfddaff2a0b6bf74448cabec8690c39