[INFO] fetching crate protogen 0.1.0...
[INFO] checking protogen-0.1.0 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate protogen 0.1.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate protogen 0.1.0 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate protogen 0.1.0
[INFO] finished tweaking crates.io crate protogen 0.1.0
[INFO] tweaked toml for crates.io crate protogen 0.1.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26dc78a38223e1b40cc4c6c71ad1a92876326f0bb0746b2d317859905f34f4f2
[INFO] running `Command { std: "docker" "start" "-a" "26dc78a38223e1b40cc4c6c71ad1a92876326f0bb0746b2d317859905f34f4f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26dc78a38223e1b40cc4c6c71ad1a92876326f0bb0746b2d317859905f34f4f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26dc78a38223e1b40cc4c6c71ad1a92876326f0bb0746b2d317859905f34f4f2", kill_on_drop: false }`
[INFO] [stdout] 26dc78a38223e1b40cc4c6c71ad1a92876326f0bb0746b2d317859905f34f4f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 983239cefb8f7d8f12f1b1658652b0d52f42452c8673c7ede374bc352919d0c8
[INFO] running `Command { std: "docker" "start" "-a" "983239cefb8f7d8f12f1b1658652b0d52f42452c8673c7ede374bc352919d0c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking protogen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:36:75
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn process_dir_to(path: &Path, out_file: &Path, post_process: Option<&Fn(&str) -> String>) -> io::Result<()> {
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:44:56
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn process_file(path: &Path, post_process: Option<&Fn(&str) -> String>) -> io::Result<()> {
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:93:75
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn process(messages: Vec<Message>, out_path: &Path, post_process: Option<&Fn(&str) -> String>) -> io::Result<()>  {
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:36:75
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn process_dir_to(path: &Path, out_file: &Path, post_process: Option<&Fn(&str) -> String>) -> io::Result<()> {
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:44:56
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn process_file(path: &Path, post_process: Option<&Fn(&str) -> String>) -> io::Result<()> {
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:93:75
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn process(messages: Vec<Message>, out_path: &Path, post_process: Option<&Fn(&str) -> String>) -> io::Result<()>  {
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.78s
[INFO] running `Command { std: "docker" "inspect" "983239cefb8f7d8f12f1b1658652b0d52f42452c8673c7ede374bc352919d0c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "983239cefb8f7d8f12f1b1658652b0d52f42452c8673c7ede374bc352919d0c8", kill_on_drop: false }`
[INFO] [stdout] 983239cefb8f7d8f12f1b1658652b0d52f42452c8673c7ede374bc352919d0c8