[INFO] fetching crate rqrr 0.9.3...
[INFO] checking rqrr-0.9.3 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate rqrr 0.9.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rqrr 0.9.3
[INFO] finished tweaking crates.io crate rqrr 0.9.3
[INFO] tweaked toml for crates.io crate rqrr 0.9.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rqrr 0.9.3 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 31 packages to latest compatible versions
[INFO] [stderr]       Adding lru v0.12.5 (available: v0.15.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbf2488c17f708fedc38b79be838197c47e48084eb3911c55b2a5ea5ce3e9a02
[INFO] running `Command { std: "docker" "start" "-a" "fbf2488c17f708fedc38b79be838197c47e48084eb3911c55b2a5ea5ce3e9a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbf2488c17f708fedc38b79be838197c47e48084eb3911c55b2a5ea5ce3e9a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbf2488c17f708fedc38b79be838197c47e48084eb3911c55b2a5ea5ce3e9a02", kill_on_drop: false }`
[INFO] [stdout] fbf2488c17f708fedc38b79be838197c47e48084eb3911c55b2a5ea5ce3e9a02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d25775f876a5d630ea792ecc30bd9e01f409a42d7080e35112de33dba392992c
[INFO] running `Command { std: "docker" "start" "-a" "d25775f876a5d630ea792ecc30bd9e01f409a42d7080e35112de33dba392992c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking fdeflate v0.3.7
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]    Compiling g2poly v1.2.2
[INFO] [stderr]     Checking zune-core v0.4.12
[INFO] [stderr]     Checking weezl v0.1.10
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]     Checking byteorder-lite v0.1.0
[INFO] [stderr]     Checking bytemuck v1.23.1
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]     Checking gif v0.13.3
[INFO] [stderr]     Checking zune-jpeg v0.4.18
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking lru v0.12.5
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]    Compiling g2gen v1.2.2
[INFO] [stderr]     Checking image v0.25.6
[INFO] [stderr]     Checking g2p v1.2.2
[INFO] [stderr]     Checking rqrr v0.9.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/identify/grid.rs:107:42
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub fn into_grid_image<S>(self, img: &PreparedImage<S>) -> RefGridImage<S> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^     --------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                                          |
[INFO] [stdout]     |                                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub fn into_grid_image<S>(self, img: &PreparedImage<S>) -> RefGridImage<'_, S> {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/prepare.rs:231:25
[INFO] [stdout]     |
[INFO] [stdout] 231 |     pub fn detect_grids(&mut self) -> Vec<crate::Grid<crate::identify::grid::RefGridImage<S>>>
[INFO] [stdout]     |                         ^^^^^^^^^                     -------------------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 231 |     pub fn detect_grids(&mut self) -> Vec<crate::Grid<crate::identify::grid::RefGridImage<'_, S>>>
[INFO] [stdout]     |                                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/identify/grid.rs:107:42
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub fn into_grid_image<S>(self, img: &PreparedImage<S>) -> RefGridImage<S> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^     --------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                                          |
[INFO] [stdout]     |                                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub fn into_grid_image<S>(self, img: &PreparedImage<S>) -> RefGridImage<'_, S> {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/prepare.rs:231:25
[INFO] [stdout]     |
[INFO] [stdout] 231 |     pub fn detect_grids(&mut self) -> Vec<crate::Grid<crate::identify::grid::RefGridImage<S>>>
[INFO] [stdout]     |                         ^^^^^^^^^                     -------------------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 231 |     pub fn detect_grids(&mut self) -> Vec<crate::Grid<crate::identify::grid::RefGridImage<'_, S>>>
[INFO] [stdout]     |                                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.33s
[INFO] running `Command { std: "docker" "inspect" "d25775f876a5d630ea792ecc30bd9e01f409a42d7080e35112de33dba392992c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d25775f876a5d630ea792ecc30bd9e01f409a42d7080e35112de33dba392992c", kill_on_drop: false }`
[INFO] [stdout] d25775f876a5d630ea792ecc30bd9e01f409a42d7080e35112de33dba392992c