[INFO] fetching crate type_dispatch 0.0.0...
[INFO] checking type_dispatch-0.0.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate type_dispatch 0.0.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate type_dispatch 0.0.0
[INFO] finished tweaking crates.io crate type_dispatch 0.0.0
[INFO] tweaked toml for crates.io crate type_dispatch 0.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate type_dispatch 0.0.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding duplicate v1.0.0 (available: v2.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded duplicate v1.0.0
[INFO] [stderr]   Downloaded type_dispatch_macros v0.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9eb1b3e1107a762aed1e4fd7ddabc193ab44a2145fff741bf456029ebef4fbc3
[INFO] running `Command { std: "docker" "start" "-a" "9eb1b3e1107a762aed1e4fd7ddabc193ab44a2145fff741bf456029ebef4fbc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9eb1b3e1107a762aed1e4fd7ddabc193ab44a2145fff741bf456029ebef4fbc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eb1b3e1107a762aed1e4fd7ddabc193ab44a2145fff741bf456029ebef4fbc3", kill_on_drop: false }`
[INFO] [stdout] 9eb1b3e1107a762aed1e4fd7ddabc193ab44a2145fff741bf456029ebef4fbc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d77b02b44d5e0f2ae6a9b311478bbb62d06a88bf0bb71279d30aee674dddfa63
[INFO] running `Command { std: "docker" "start" "-a" "d77b02b44d5e0f2ae6a9b311478bbb62d06a88bf0bb71279d30aee674dddfa63", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling duplicate v1.0.0
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling type_dispatch_macros v0.0.0
[INFO] [stderr]     Checking type_dispatch v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ApplyFilter` is never used
[INFO] [stdout]  --> src/tests.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait ApplyFilter<M> {
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GaussianBlur` is never constructed
[INFO] [stdout]  --> src/tests.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct GaussianBlur;
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Fisheye` is never constructed
[INFO] [stdout]  --> src/tests.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Fisheye;
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pixelate` is never constructed
[INFO] [stdout]  --> src/tests.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Pixelate;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `strokes` is never read
[INFO] [stdout]   --> src/tests.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Painting {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] 13 |     strokes: Vec<u64>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Photoshop` is never constructed
[INFO] [stdout]   --> src/tests.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Photoshop {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `vectors` is never read
[INFO] [stdout]   --> src/tests.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Illustrator {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] 21 |     vectors: Vec<(u64, u64)>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StarryNight` is never constructed
[INFO] [stdout]   --> src/tests.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | struct StarryNight;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RetroStarryNight` is never constructed
[INFO] [stdout]   --> src/tests.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 | struct RetroStarryNight;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.15s
[INFO] running `Command { std: "docker" "inspect" "d77b02b44d5e0f2ae6a9b311478bbb62d06a88bf0bb71279d30aee674dddfa63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d77b02b44d5e0f2ae6a9b311478bbb62d06a88bf0bb71279d30aee674dddfa63", kill_on_drop: false }`
[INFO] [stdout] d77b02b44d5e0f2ae6a9b311478bbb62d06a88bf0bb71279d30aee674dddfa63