[INFO] fetching crate bestagon 0.2.0...
[INFO] checking bestagon-0.2.0 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate bestagon 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate bestagon 0.2.0 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bestagon 0.2.0
[INFO] finished tweaking crates.io crate bestagon 0.2.0
[INFO] tweaked toml for crates.io crate bestagon 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8639df2e5280e5b1dabf8d347e8d2d9128b14883e55ec4d13bac8c15a4dbec5
[INFO] running `Command { std: "docker" "start" "-a" "f8639df2e5280e5b1dabf8d347e8d2d9128b14883e55ec4d13bac8c15a4dbec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8639df2e5280e5b1dabf8d347e8d2d9128b14883e55ec4d13bac8c15a4dbec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8639df2e5280e5b1dabf8d347e8d2d9128b14883e55ec4d13bac8c15a4dbec5", kill_on_drop: false }`
[INFO] [stdout] f8639df2e5280e5b1dabf8d347e8d2d9128b14883e55ec4d13bac8c15a4dbec5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47ec4a7c77a27b9fda6a202a88ef6247317eb67faa5e8e6cff7eb836fe40095f
[INFO] running `Command { std: "docker" "start" "-a" "47ec4a7c77a27b9fda6a202a88ef6247317eb67faa5e8e6cff7eb836fe40095f", kill_on_drop: false }`
[INFO] [stderr]     Checking bestagon v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0658]: use of unstable library feature 'float_interpolation'
[INFO] [stdout]   --> src/lerp.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let x = (self.0 as f32).lerp(&(to.0 as f32), t).round() as i8;
[INFO] [stdout]    |                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #86269 <https://github.com/rust-lang/rust/issues/86269> for more information
[INFO] [stdout]    = help: add `#![feature(float_interpolation)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lerp.rs:24:34
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let x = (self.0 as f32).lerp(&(to.0 as f32), t).round() as i8;
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  expected `f32`, found `&f32`
[INFO] [stdout]    |                                  help: consider removing the borrow: `(to.0 as f32)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'float_interpolation'
[INFO] [stdout]   --> src/lerp.rs:25:29
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let y = (self.1 as f32).lerp(&(to.1 as f32), t).round() as i8;
[INFO] [stdout]    |                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #86269 <https://github.com/rust-lang/rust/issues/86269> for more information
[INFO] [stdout]    = help: add `#![feature(float_interpolation)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lerp.rs:25:34
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let y = (self.1 as f32).lerp(&(to.1 as f32), t).round() as i8;
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  expected `f32`, found `&f32`
[INFO] [stdout]    |                                  help: consider removing the borrow: `(to.1 as f32)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'float_interpolation'
[INFO] [stdout]   --> src/lerp.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let x = (self.0 as f32).lerp(&(to.0 as f32), t).round() as i8;
[INFO] [stdout]    |                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #86269 <https://github.com/rust-lang/rust/issues/86269> for more information
[INFO] [stdout]    = help: add `#![feature(float_interpolation)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lerp.rs:41:34
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let x = (self.0 as f32).lerp(&(to.0 as f32), t).round() as i8;
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  expected `f32`, found `&f32`
[INFO] [stdout]    |                                  help: consider removing the borrow: `(to.0 as f32)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'float_interpolation'
[INFO] [stdout]   --> src/lerp.rs:42:29
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let y = (self.1 as f32).lerp(&(to.1 as f32), t).round() as i8;
[INFO] [stdout]    |                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #86269 <https://github.com/rust-lang/rust/issues/86269> for more information
[INFO] [stdout]    = help: add `#![feature(float_interpolation)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lerp.rs:42:34
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let y = (self.1 as f32).lerp(&(to.1 as f32), t).round() as i8;
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  expected `f32`, found `&f32`
[INFO] [stdout]    |                                  help: consider removing the borrow: `(to.1 as f32)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bestagon`
[INFO] [stdout] error[E0658]: use of unstable library feature 'float_interpolation'
[INFO] [stdout]   --> src/lerp.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let x = (self.0 as f32).lerp(&(to.0 as f32), t).round() as i8;
[INFO] [stdout]    |                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #86269 <https://github.com/rust-lang/rust/issues/86269> for more information
[INFO] [stdout]    = help: add `#![feature(float_interpolation)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lerp.rs:24:34
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let x = (self.0 as f32).lerp(&(to.0 as f32), t).round() as i8;
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  expected `f32`, found `&f32`
[INFO] [stdout]    |                                  help: consider removing the borrow: `(to.0 as f32)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] error[E0658]: use of unstable library feature 'float_interpolation'
[INFO] [stdout]   --> src/lerp.rs:25:29
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let y = (self.1 as f32).lerp(&(to.1 as f32), t).round() as i8;
[INFO] [stdout]    |                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #86269 <https://github.com/rust-lang/rust/issues/86269> for more information
[INFO] [stdout]    = help: add `#![feature(float_interpolation)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lerp.rs:25:34
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let y = (self.1 as f32).lerp(&(to.1 as f32), t).round() as i8;
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  expected `f32`, found `&f32`
[INFO] [stdout]    |                                  help: consider removing the borrow: `(to.1 as f32)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'float_interpolation'
[INFO] [stdout]   --> src/lerp.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let x = (self.0 as f32).lerp(&(to.0 as f32), t).round() as i8;
[INFO] [stdout]    |                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #86269 <https://github.com/rust-lang/rust/issues/86269> for more information
[INFO] [stdout]    = help: add `#![feature(float_interpolation)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lerp.rs:41:34
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let x = (self.0 as f32).lerp(&(to.0 as f32), t).round() as i8;
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  expected `f32`, found `&f32`
[INFO] [stdout]    |                                  help: consider removing the borrow: `(to.0 as f32)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'float_interpolation'
[INFO] [stdout]   --> src/lerp.rs:42:29
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let y = (self.1 as f32).lerp(&(to.1 as f32), t).round() as i8;
[INFO] [stdout]    |                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #86269 <https://github.com/rust-lang/rust/issues/86269> for more information
[INFO] [stdout]    = help: add `#![feature(float_interpolation)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lerp.rs:42:34
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let y = (self.1 as f32).lerp(&(to.1 as f32), t).round() as i8;
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  expected `f32`, found `&f32`
[INFO] [stdout]    |                                  help: consider removing the borrow: `(to.1 as f32)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "47ec4a7c77a27b9fda6a202a88ef6247317eb67faa5e8e6cff7eb836fe40095f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47ec4a7c77a27b9fda6a202a88ef6247317eb67faa5e8e6cff7eb836fe40095f", kill_on_drop: false }`
[INFO] [stdout] 47ec4a7c77a27b9fda6a202a88ef6247317eb67faa5e8e6cff7eb836fe40095f