[INFO] fetching crate yewprint 0.5.0...
[INFO] checking yewprint-0.5.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate yewprint 0.5.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate yewprint 0.5.0 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 yewprint 0.5.0
[INFO] finished tweaking crates.io crate yewprint 0.5.0
[INFO] tweaked toml for crates.io crate yewprint 0.5.0 written to /workspace/builds/worker-1-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 117 packages
[INFO] [stderr]       Adding gloo v0.8.1 (latest: v0.11.0)
[INFO] [stderr]       Adding gloo v0.10.0 (latest: v0.11.0)
[INFO] [stderr]       Adding gloo-console v0.2.3 (latest: v0.3.0)
[INFO] [stderr]       Adding gloo-dialogs v0.1.1 (latest: v0.2.0)
[INFO] [stderr]       Adding gloo-events v0.1.2 (latest: v0.2.0)
[INFO] [stderr]       Adding gloo-file v0.2.3 (latest: v0.3.0)
[INFO] [stderr]       Adding gloo-history v0.1.5 (latest: v0.2.2)
[INFO] [stderr]       Adding gloo-net v0.3.1 (latest: v0.5.0)
[INFO] [stderr]       Adding gloo-net v0.4.0 (latest: v0.5.0)
[INFO] [stderr]       Adding gloo-render v0.1.1 (latest: v0.2.0)
[INFO] [stderr]       Adding gloo-storage v0.2.2 (latest: v0.3.0)
[INFO] [stderr]       Adding gloo-timers v0.2.6 (latest: v0.3.0)
[INFO] [stderr]       Adding gloo-utils v0.1.7 (latest: v0.2.0)
[INFO] [stderr]       Adding gloo-worker v0.2.1 (latest: v0.5.0)
[INFO] [stderr]       Adding gloo-worker v0.4.0 (latest: v0.5.0)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding proc-macro-crate v1.3.1 (latest: v3.1.0)
[INFO] [stderr]       Adding serde-wasm-bindgen v0.5.0 (latest: v0.6.5)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.9)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.5)
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snowflake v1.3.0
[INFO] [stderr]   Downloaded yew-callbacks v0.2.1
[INFO] [stderr]   Downloaded id_tree v1.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4ef7a26af2891d7adad70e35080979bb009e0c8ea2d8c5c618fb33c4704fd52b
[INFO] running `Command { std: "docker" "start" "-a" "4ef7a26af2891d7adad70e35080979bb009e0c8ea2d8c5c618fb33c4704fd52b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ef7a26af2891d7adad70e35080979bb009e0c8ea2d8c5c618fb33c4704fd52b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ef7a26af2891d7adad70e35080979bb009e0c8ea2d8c5c618fb33c4704fd52b", kill_on_drop: false }`
[INFO] [stdout] 4ef7a26af2891d7adad70e35080979bb009e0c8ea2d8c5c618fb33c4704fd52b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 028249bcf1ee0c0617058ed5feaad3cf52b8b9a3184b3cc57d0600608c53318d
[INFO] running `Command { std: "docker" "start" "-a" "028249bcf1ee0c0617058ed5feaad3cf52b8b9a3184b3cc57d0600608c53318d", kill_on_drop: false }`
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking snowflake v1.3.0
[INFO] [stderr]    Compiling yew-macro v0.21.0
[INFO] [stderr]    Compiling yew-callbacks v0.2.1
[INFO] [stderr]     Checking web-sys v0.3.69
[INFO] [stderr]     Checking gloo-timers v0.3.0
[INFO] [stderr]     Checking id_tree v1.8.0
[INFO] [stderr]     Checking tokio-stream v0.1.15
[INFO] [stderr]     Checking prokio v0.1.0
[INFO] [stderr]     Checking gloo-utils v0.2.0
[INFO] [stderr]     Checking gloo-events v0.2.0
[INFO] [stderr]     Checking gloo-render v0.2.0
[INFO] [stderr]     Checking gloo-dialogs v0.2.0
[INFO] [stderr]     Checking gloo-console v0.3.0
[INFO] [stderr]     Checking gloo-storage v0.3.0
[INFO] [stderr]     Checking gloo-net v0.4.0
[INFO] [stderr]     Checking gloo-worker v0.4.0
[INFO] [stderr]     Checking gloo-history v0.2.2
[INFO] [stderr]     Checking gloo-file v0.3.0
[INFO] [stderr]     Checking gloo v0.10.0
[INFO] [stderr]     Checking yew v0.21.0
[INFO] [stderr]     Checking yewprint v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `AttrValue` is imported redundantly
[INFO] [stdout]  --> src/button_group.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use yew::prelude::*;
[INFO] [stdout]   |     --------------- the item `AttrValue` is already imported here
[INFO] [stdout] 2 | use yew::virtual_dom::AttrValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AttrValue` is imported redundantly
[INFO] [stdout]  --> src/buttons.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use yew::prelude::*;
[INFO] [stdout]   |     --------------- the item `AttrValue` is already imported here
[INFO] [stdout] 3 | use yew::virtual_dom::AttrValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AttrValue` is imported redundantly
[INFO] [stdout]  --> src/callout.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use yew::prelude::*;
[INFO] [stdout]   |     --------------- the item `AttrValue` is already imported here
[INFO] [stdout] 4 | use yew::virtual_dom::AttrValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/collapse.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{convert::TryInto, time::Duration};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AttrValue` is imported redundantly
[INFO] [stdout]  --> src/menu.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use yew::prelude::*;
[INFO] [stdout]   |     --------------- the item `AttrValue` is already imported here
[INFO] [stdout] 3 | use yew::virtual_dom::AttrValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AttrValue` is imported redundantly
[INFO] [stdout]  --> src/tag.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use yew::prelude::*;
[INFO] [stdout]   |     --------------- the item `AttrValue` is already imported here
[INFO] [stdout] 3 | use yew::virtual_dom::AttrValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AttrValue` is imported redundantly
[INFO] [stdout]  --> src/text.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use yew::prelude::*;
[INFO] [stdout]   |     --------------- the item `AttrValue` is already imported here
[INFO] [stdout] 2 | use yew::virtual_dom::AttrValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AttrValue` is imported redundantly
[INFO] [stdout]  --> src/button_group.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use yew::prelude::*;
[INFO] [stdout]   |     --------------- the item `AttrValue` is already imported here
[INFO] [stdout] 2 | use yew::virtual_dom::AttrValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AttrValue` is imported redundantly
[INFO] [stdout]  --> src/buttons.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use yew::prelude::*;
[INFO] [stdout]   |     --------------- the item `AttrValue` is already imported here
[INFO] [stdout] 3 | use yew::virtual_dom::AttrValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AttrValue` is imported redundantly
[INFO] [stdout]  --> src/callout.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use yew::prelude::*;
[INFO] [stdout]   |     --------------- the item `AttrValue` is already imported here
[INFO] [stdout] 4 | use yew::virtual_dom::AttrValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/collapse.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{convert::TryInto, time::Duration};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AttrValue` is imported redundantly
[INFO] [stdout]  --> src/menu.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use yew::prelude::*;
[INFO] [stdout]   |     --------------- the item `AttrValue` is already imported here
[INFO] [stdout] 3 | use yew::virtual_dom::AttrValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AttrValue` is imported redundantly
[INFO] [stdout]  --> src/tag.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use yew::prelude::*;
[INFO] [stdout]   |     --------------- the item `AttrValue` is already imported here
[INFO] [stdout] 3 | use yew::virtual_dom::AttrValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AttrValue` is imported redundantly
[INFO] [stdout]  --> src/text.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use yew::prelude::*;
[INFO] [stdout]   |     --------------- the item `AttrValue` is already imported here
[INFO] [stdout] 2 | use yew::virtual_dom::AttrValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.83s
[INFO] running `Command { std: "docker" "inspect" "028249bcf1ee0c0617058ed5feaad3cf52b8b9a3184b3cc57d0600608c53318d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "028249bcf1ee0c0617058ed5feaad3cf52b8b9a3184b3cc57d0600608c53318d", kill_on_drop: false }`
[INFO] [stdout] 028249bcf1ee0c0617058ed5feaad3cf52b8b9a3184b3cc57d0600608c53318d