[INFO] fetching crate node_editor 0.0.3...
[INFO] checking node_editor-0.0.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate node_editor 0.0.3 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate node_editor 0.0.3 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate node_editor 0.0.3
[INFO] finished tweaking crates.io crate node_editor 0.0.3
[INFO] tweaked toml for crates.io crate node_editor 0.0.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding imgui v0.0.21 (latest: v0.11.0)
[INFO] [stderr]       Adding imgui-sys v0.0.21 (latest: v0.11.0)
[INFO] [stderr]       Adding ron v0.2.2 (latest: v0.8.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e3cd01e6576483ee914f5c660e85a46dc4555d4c48d71389fd2b3e1d2144b97
[INFO] running `Command { std: "docker" "start" "-a" "0e3cd01e6576483ee914f5c660e85a46dc4555d4c48d71389fd2b3e1d2144b97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e3cd01e6576483ee914f5c660e85a46dc4555d4c48d71389fd2b3e1d2144b97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e3cd01e6576483ee914f5c660e85a46dc4555d4c48d71389fd2b3e1d2144b97", kill_on_drop: false }`
[INFO] [stdout] 0e3cd01e6576483ee914f5c660e85a46dc4555d4c48d71389fd2b3e1d2144b97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91f13ebd9fa4eab4144aa8061eb5bcbf0963b4e39744d36b2c7338b31a0528e2
[INFO] running `Command { std: "docker" "start" "-a" "91f13ebd9fa4eab4144aa8061eb5bcbf0963b4e39744d36b2c7338b31a0528e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking variant_name v0.0.1
[INFO] [stderr]    Compiling imgui-sys v0.0.21
[INFO] [stderr]     Checking boow v0.1.3
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking imgui v0.0.21
[INFO] [stderr]     Checking aflak_cake v0.0.3
[INFO] [stderr]     Checking ron v0.2.2
[INFO] [stderr]     Checking node_editor v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `cake` is imported redundantly
[INFO] [stdout]  --> src/compute.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | use cake::{self, DST};
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate aflak_cake as cake;
[INFO] [stdout]   | -------------------------------- the item `cake` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rayon` is imported redundantly
[INFO] [stdout]  --> src/compute.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rayon;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate rayon;
[INFO] [stdout]   | ------------------- the item `rayon` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `cake` is imported redundantly
[INFO] [stdout]   --> src/editor.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | use cake::{self, Transformation, DST};
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | extern crate aflak_cake as cake;
[INFO] [stdout]    | -------------------------------- the item `cake` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `cake` is imported redundantly
[INFO] [stdout]  --> src/export.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | use cake::{self, DeserDST, NamedAlgorithms, NodeId, SerialDST, Transformation, VariantName};
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate aflak_cake as cake;
[INFO] [stdout]   | -------------------------------- the item `cake` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `cake` is imported redundantly
[INFO] [stdout]  --> src/compute.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | use cake::{self, DST};
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate aflak_cake as cake;
[INFO] [stdout]   | -------------------------------- the item `cake` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rayon` is imported redundantly
[INFO] [stdout]  --> src/compute.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rayon;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate rayon;
[INFO] [stdout]   | ------------------- the item `rayon` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `cake` is imported redundantly
[INFO] [stdout]   --> src/editor.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | use cake::{self, Transformation, DST};
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | extern crate aflak_cake as cake;
[INFO] [stdout]    | -------------------------------- the item `cake` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `cake` is imported redundantly
[INFO] [stdout]  --> src/node_state.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cake;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate aflak_cake as cake;
[INFO] [stdout]   | -------------------------------- the item `cake` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `cake` is imported redundantly
[INFO] [stdout]  --> src/export.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | use cake::{self, DeserDST, NamedAlgorithms, NodeId, SerialDST, Transformation, VariantName};
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate aflak_cake as cake;
[INFO] [stdout]   | -------------------------------- the item `cake` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `cake` is imported redundantly
[INFO] [stdout]  --> src/node_state.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cake;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate aflak_cake as cake;
[INFO] [stdout]   | -------------------------------- the item `cake` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/compute.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         mem::replace(self, next);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let _ = mem::replace(self, next);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/compute.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         mem::replace(self, next);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let _ = mem::replace(self, next);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.72s
[INFO] running `Command { std: "docker" "inspect" "91f13ebd9fa4eab4144aa8061eb5bcbf0963b4e39744d36b2c7338b31a0528e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91f13ebd9fa4eab4144aa8061eb5bcbf0963b4e39744d36b2c7338b31a0528e2", kill_on_drop: false }`
[INFO] [stdout] 91f13ebd9fa4eab4144aa8061eb5bcbf0963b4e39744d36b2c7338b31a0528e2