[INFO] cloning repository https://github.com/rahulbhadani/iced_image_viewer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rahulbhadani/iced_image_viewer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frahulbhadani%2Ficed_image_viewer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frahulbhadani%2Ficed_image_viewer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b61119c6b4ea0c0fac99e058f26586b11033534a
[INFO] building rahulbhadani/iced_image_viewer against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frahulbhadani%2Ficed_image_viewer" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rahulbhadani/iced_image_viewer on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rahulbhadani/iced_image_viewer
[INFO] finished tweaking git repo https://github.com/rahulbhadani/iced_image_viewer
[INFO] tweaked toml for git repo https://github.com/rahulbhadani/iced_image_viewer written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rahulbhadani/iced_image_viewer 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f695ef949fcdace2b98415a7b80b4f3948dc2ec02dab980fdaf2d334b46cdc20
[INFO] running `Command { std: "docker" "start" "-a" "f695ef949fcdace2b98415a7b80b4f3948dc2ec02dab980fdaf2d334b46cdc20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f695ef949fcdace2b98415a7b80b4f3948dc2ec02dab980fdaf2d334b46cdc20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f695ef949fcdace2b98415a7b80b4f3948dc2ec02dab980fdaf2d334b46cdc20", kill_on_drop: false }`
[INFO] [stdout] f695ef949fcdace2b98415a7b80b4f3948dc2ec02dab980fdaf2d334b46cdc20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2c3f6360f9f0b7ee7921d50636b57f70aa2e4b4e35a2fef999379d2ddee9b39
[INFO] running `Command { std: "docker" "start" "-a" "b2c3f6360f9f0b7ee7921d50636b57f70aa2e4b4e35a2fef999379d2ddee9b39", kill_on_drop: false }`
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[INFO] [stderr]    Compiling iced_image_viewer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ImageResult`
[INFO] [stdout]  --> src/app.rs:5:47
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ::image::{DynamicImage, GenericImageView, ImageResult};
[INFO] [stdout]   |                                               ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GenericImageView`
[INFO] [stdout]  --> src/app.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ::image::{DynamicImage, GenericImageView, ImageResult};
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/app.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn view(&self) -> Element<Message> {
[INFO] [stdout]     |             ^^^^^     ---------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |             |
[INFO] [stdout]     |             this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn view(&self) -> Element<'_, Message> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 31s
[INFO] running `Command { std: "docker" "inspect" "b2c3f6360f9f0b7ee7921d50636b57f70aa2e4b4e35a2fef999379d2ddee9b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2c3f6360f9f0b7ee7921d50636b57f70aa2e4b4e35a2fef999379d2ddee9b39", kill_on_drop: false }`
[INFO] [stdout] b2c3f6360f9f0b7ee7921d50636b57f70aa2e4b4e35a2fef999379d2ddee9b39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 675905d857688e8c7469e8527d871deefacb3a7bb70a9b013d058f45ffa73c6c
[INFO] running `Command { std: "docker" "start" "-a" "675905d857688e8c7469e8527d871deefacb3a7bb70a9b013d058f45ffa73c6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling iced_image_viewer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ImageResult`
[INFO] [stdout]  --> src/app.rs:5:47
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ::image::{DynamicImage, GenericImageView, ImageResult};
[INFO] [stdout]   |                                               ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GenericImageView`
[INFO] [stdout]  --> src/app.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ::image::{DynamicImage, GenericImageView, ImageResult};
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/app.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn view(&self) -> Element<Message> {
[INFO] [stdout]     |             ^^^^^     ---------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |             |
[INFO] [stdout]     |             this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn view(&self) -> Element<'_, Message> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `Command { std: "docker" "inspect" "675905d857688e8c7469e8527d871deefacb3a7bb70a9b013d058f45ffa73c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "675905d857688e8c7469e8527d871deefacb3a7bb70a9b013d058f45ffa73c6c", kill_on_drop: false }`
[INFO] [stdout] 675905d857688e8c7469e8527d871deefacb3a7bb70a9b013d058f45ffa73c6c