[INFO] fetching crate rendiff 0.2.1...
[INFO] checking rendiff-0.2.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate rendiff 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rendiff 0.2.1
[INFO] finished tweaking crates.io crate rendiff 0.2.1
[INFO] tweaked toml for crates.io crate rendiff 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rendiff 0.2.1 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding image v0.24.9 (available: v0.25.6)
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] af2177a71c281e405aca8cf65c52fcfe16520375356ea6316b6ac93c63be9427
[INFO] running `Command { std: "docker" "start" "-a" "af2177a71c281e405aca8cf65c52fcfe16520375356ea6316b6ac93c63be9427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af2177a71c281e405aca8cf65c52fcfe16520375356ea6316b6ac93c63be9427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af2177a71c281e405aca8cf65c52fcfe16520375356ea6316b6ac93c63be9427", kill_on_drop: false }`
[INFO] [stdout] af2177a71c281e405aca8cf65c52fcfe16520375356ea6316b6ac93c63be9427
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7b6abbb62d0b6954e5dbd3fb2d08dccb82e3c0d4554a80588254b5326ae49a38
[INFO] running `Command { std: "docker" "start" "-a" "7b6abbb62d0b6954e5dbd3fb2d08dccb82e3c0d4554a80588254b5326ae49a38", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking bytemuck v1.23.1
[INFO] [stderr]     Checking imgref v1.11.0
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking fdeflate v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]    Compiling embed-doc-image v0.1.4
[INFO] [stderr]     Checking rendiff v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `interop`
[INFO] [stdout]   --> tests/diff-examples.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     Ok(interop::from_rgba(image::open(path)?.to_rgba8()))
[INFO] [stdout]    |        ^^^^^^^ use of unresolved module or unlinked crate `interop`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `interop`, use `cargo add interop` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rendiff` (test "diff-examples") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7b6abbb62d0b6954e5dbd3fb2d08dccb82e3c0d4554a80588254b5326ae49a38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b6abbb62d0b6954e5dbd3fb2d08dccb82e3c0d4554a80588254b5326ae49a38", kill_on_drop: false }`
[INFO] [stdout] 7b6abbb62d0b6954e5dbd3fb2d08dccb82e3c0d4554a80588254b5326ae49a38