[INFO] updating cached repository https://github.com/sytsereitsma/mdbook-plantuml
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e6d0de9b682709c776e88172ad39cdb70cf16358
[INFO] checking sytsereitsma/mdbook-plantuml against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsytsereitsma%2Fmdbook-plantuml" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sytsereitsma/mdbook-plantuml on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sytsereitsma/mdbook-plantuml
[INFO] finished tweaking git repo https://github.com/sytsereitsma/mdbook-plantuml
[INFO] tweaked toml for git repo https://github.com/sytsereitsma/mdbook-plantuml written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/sytsereitsma/mdbook-plantuml already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
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[INFO] [stdout] 581e002722654800463085ba1766601720b920ba2f9b288457b49de530006e39
[INFO] running `"docker" "start" "-a" "581e002722654800463085ba1766601720b920ba2f9b288457b49de530006e39"`
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[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/plantuml_backend.rs:41:65
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn create(cfg: &PlantUMLConfig, book_root: &PathBuf) -> Box<PlantUMLBackend> {
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlantUMLBackend`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/plantuml_server_backend.rs:85:22
[INFO] [stderr]    |
[INFO] [stderr] 85 |         downloader: &ImageDownloader,
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ImageDownloader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/plantuml_shell_backend.rs:117:28
[INFO] [stderr]     |
[INFO] [stderr] 117 |         command_executor: &CommandExecutor,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CommandExecutor`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:36:40
[INFO] [stderr]    |
[INFO] [stderr] 36 | impl PlantUMLCodeBlockRenderer for Box<PlantUMLBackend> {
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlantUMLBackend`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/plantuml_backend.rs:41:65
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn create(cfg: &PlantUMLConfig, book_root: &PathBuf) -> Box<PlantUMLBackend> {
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlantUMLBackend`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/plantuml_server_backend.rs:85:22
[INFO] [stderr]    |
[INFO] [stderr] 85 |         downloader: &ImageDownloader,
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ImageDownloader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/plantuml_shell_backend.rs:117:28
[INFO] [stderr]     |
[INFO] [stderr] 117 |         command_executor: &CommandExecutor,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CommandExecutor`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:36:40
[INFO] [stderr]    |
[INFO] [stderr] 36 | impl PlantUMLCodeBlockRenderer for Box<PlantUMLBackend> {
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlantUMLBackend`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/mdbook-plantuml.rs:88:38
[INFO] [stderr]    |
[INFO] [stderr] 88 | fn setup_logging() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/mdbook-plantuml.rs:88:38
[INFO] [stderr]    |
[INFO] [stderr] 88 | fn setup_logging() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 31s
[INFO] running `"docker" "inspect" "581e002722654800463085ba1766601720b920ba2f9b288457b49de530006e39"`
[INFO] running `"docker" "rm" "-f" "581e002722654800463085ba1766601720b920ba2f9b288457b49de530006e39"`
[INFO] [stdout] 581e002722654800463085ba1766601720b920ba2f9b288457b49de530006e39