[INFO] fetching crate type_dispatch 0.0.0...
[INFO] building type_dispatch-0.0.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate type_dispatch 0.0.0 into /workspace/builds/worker-4-tc2/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-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate type_dispatch 0.0.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a74ebeb7216d388e97699ca8a924c3f545cc353df400e543e834160f7d06cb3
[INFO] running `Command { std: "docker" "start" "-a" "9a74ebeb7216d388e97699ca8a924c3f545cc353df400e543e834160f7d06cb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a74ebeb7216d388e97699ca8a924c3f545cc353df400e543e834160f7d06cb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a74ebeb7216d388e97699ca8a924c3f545cc353df400e543e834160f7d06cb3", kill_on_drop: false }`
[INFO] [stdout] 9a74ebeb7216d388e97699ca8a924c3f545cc353df400e543e834160f7d06cb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2602fb4fff35df86b31e13f17d8155b355c8d78b5918feab6f7a8762cb8ebb0
[INFO] running `Command { std: "docker" "start" "-a" "a2602fb4fff35df86b31e13f17d8155b355c8d78b5918feab6f7a8762cb8ebb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling duplicate v1.0.0
[INFO] [stderr]    Compiling darling_core v0.20.11
[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]    Compiling 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)]` (part of `#[warn(unused)]`) 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: struct `Painting` is never constructed
[INFO] [stdout]   --> src/tests.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Painting {
[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: struct `Illustrator` is never constructed
[INFO] [stdout]   --> src/tests.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Illustrator {
[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 9.35s
[INFO] running `Command { std: "docker" "inspect" "a2602fb4fff35df86b31e13f17d8155b355c8d78b5918feab6f7a8762cb8ebb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2602fb4fff35df86b31e13f17d8155b355c8d78b5918feab6f7a8762cb8ebb0", kill_on_drop: false }`
[INFO] [stdout] a2602fb4fff35df86b31e13f17d8155b355c8d78b5918feab6f7a8762cb8ebb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f31a8e147b9638d561328d59937708e9ef49f778b0beed3074dd0f95ce7dc459
[INFO] running `Command { std: "docker" "start" "-a" "f31a8e147b9638d561328d59937708e9ef49f778b0beed3074dd0f95ce7dc459", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) 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: struct `Painting` is never constructed
[INFO] [stdout]   --> src/tests.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Painting {
[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: struct `Illustrator` is never constructed
[INFO] [stdout]   --> src/tests.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Illustrator {
[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 `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "f31a8e147b9638d561328d59937708e9ef49f778b0beed3074dd0f95ce7dc459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f31a8e147b9638d561328d59937708e9ef49f778b0beed3074dd0f95ce7dc459", kill_on_drop: false }`
[INFO] [stdout] f31a8e147b9638d561328d59937708e9ef49f778b0beed3074dd0f95ce7dc459