[INFO] cloning repository https://github.com/farazdagi/algorist
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/farazdagi/algorist" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffarazdagi%2Falgorist", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffarazdagi%2Falgorist'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3aaedfbd489d50d40187bb68d23146ffec83fc2
[INFO] checking farazdagi/algorist against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffarazdagi%2Falgorist" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/farazdagi/algorist
[INFO] finished tweaking git repo https://github.com/farazdagi/algorist
[INFO] tweaked toml for git repo https://github.com/farazdagi/algorist written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/farazdagi/algorist on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26ca16ea9472ac72ed266d0d82be5ba9d060bdbc98173620f1e1ad312ca8094f
[INFO] running `Command { std: "docker" "start" "-a" "26ca16ea9472ac72ed266d0d82be5ba9d060bdbc98173620f1e1ad312ca8094f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26ca16ea9472ac72ed266d0d82be5ba9d060bdbc98173620f1e1ad312ca8094f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26ca16ea9472ac72ed266d0d82be5ba9d060bdbc98173620f1e1ad312ca8094f", kill_on_drop: false }`
[INFO] [stdout] 26ca16ea9472ac72ed266d0d82be5ba9d060bdbc98173620f1e1ad312ca8094f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1ba6937af34960028dae36b7d747e7036a35645bf07e1bb9e2afd9e3d0bff98
[INFO] running `Command { std: "docker" "start" "-a" "c1ba6937af34960028dae36b7d747e7036a35645bf07e1bb9e2afd9e3d0bff98", kill_on_drop: false }`
[INFO] [stderr]     Checking algorist v0.10.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/collections/arr_2d.rs:519:22
[INFO] [stdout]     |
[INFO] [stdout] 519 |     pub fn adj_cells(&self, row: usize, col: usize, cell_type: AdjacentCells) -> Vec<Cell<T>> {
[INFO] [stdout]     |                      ^^^^^ this lifetime flows to the output                         ------- the lifetime gets resolved as `'_`
[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] 519 |     pub fn adj_cells(&self, row: usize, col: usize, cell_type: AdjacentCells) -> Vec<Cell<'_, T>> {
[INFO] [stdout]     |                                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/collections/arr_2d.rs:558:17
[INFO] [stdout]     |
[INFO] [stdout] 558 |     pub fn cell(&self, row: usize, col: usize) -> Cell<T> {
[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] 558 |     pub fn cell(&self, row: usize, col: usize) -> Cell<'_, T> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/collections/arr_2d.rs:623:23
[INFO] [stdout]     |
[INFO] [stdout] 623 |     pub fn min_by_key(&self, f: impl Fn(Cell<T>) -> T) -> Option<Cell<T>> {
[INFO] [stdout]     |                       ^^^^^ this lifetime flows to the output    ------- the lifetime gets resolved as `'_`
[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] 623 |     pub fn min_by_key(&self, f: impl Fn(Cell<T>) -> T) -> Option<Cell<'_, T>> {
[INFO] [stdout]     |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/collections/arr_2d.rs:519:22
[INFO] [stdout]     |
[INFO] [stdout] 519 |     pub fn adj_cells(&self, row: usize, col: usize, cell_type: AdjacentCells) -> Vec<Cell<T>> {
[INFO] [stdout]     |                      ^^^^^ this lifetime flows to the output                         ------- the lifetime gets resolved as `'_`
[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] 519 |     pub fn adj_cells(&self, row: usize, col: usize, cell_type: AdjacentCells) -> Vec<Cell<'_, T>> {
[INFO] [stdout]     |                                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/collections/arr_2d.rs:558:17
[INFO] [stdout]     |
[INFO] [stdout] 558 |     pub fn cell(&self, row: usize, col: usize) -> Cell<T> {
[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] 558 |     pub fn cell(&self, row: usize, col: usize) -> Cell<'_, T> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/collections/arr_2d.rs:623:23
[INFO] [stdout]     |
[INFO] [stdout] 623 |     pub fn min_by_key(&self, f: impl Fn(Cell<T>) -> T) -> Option<Cell<T>> {
[INFO] [stdout]     |                       ^^^^^ this lifetime flows to the output    ------- the lifetime gets resolved as `'_`
[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] 623 |     pub fn min_by_key(&self, f: impl Fn(Cell<T>) -> T) -> Option<Cell<'_, T>> {
[INFO] [stdout]     |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "c1ba6937af34960028dae36b7d747e7036a35645bf07e1bb9e2afd9e3d0bff98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1ba6937af34960028dae36b7d747e7036a35645bf07e1bb9e2afd9e3d0bff98", kill_on_drop: false }`
[INFO] [stdout] c1ba6937af34960028dae36b7d747e7036a35645bf07e1bb9e2afd9e3d0bff98
