[INFO] cloning repository https://github.com/4ge32/rddsv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/4ge32/rddsv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4ge32%2Frddsv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4ge32%2Frddsv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 680934a9ea4e9555df994c4e7d72b5a43acc2576
[INFO] checking 4ge32/rddsv against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4ge32%2Frddsv" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/4ge32/rddsv on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/4ge32/rddsv
[INFO] finished tweaking git repo https://github.com/4ge32/rddsv
[INFO] tweaked toml for git repo https://github.com/4ge32/rddsv written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/4ge32/rddsv already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 624fdbc8c1c40b00ba594ddc28350f520ee4fc1c897813049523835d00895efd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "624fdbc8c1c40b00ba594ddc28350f520ee4fc1c897813049523835d00895efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "624fdbc8c1c40b00ba594ddc28350f520ee4fc1c897813049523835d00895efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "624fdbc8c1c40b00ba594ddc28350f520ee4fc1c897813049523835d00895efd", kill_on_drop: false }`
[INFO] [stdout] 624fdbc8c1c40b00ba594ddc28350f520ee4fc1c897813049523835d00895efd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2545122c346646968cf62ad5f96ffd9d9e34524fc611b00afd0ba67e51d7c05
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f2545122c346646968cf62ad5f96ffd9d9e34524fc611b00afd0ba67e51d7c05", kill_on_drop: false }`
[INFO] [stderr]     Checking file_diff v1.0.0
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking rddsv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `edge`
[INFO] [stdout]   --> src/algorithm.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn has_edge(edge: usize) -> bool {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_edge`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new`
[INFO] [stdout]   --> src/algorithm.rs:18:43
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn insert(&mut self, edge: usize, new: usize) {
[INFO] [stdout]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_new`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `dimension`
[INFO] [stdout]  --> src/algorithm.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     dimension: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `edge`
[INFO] [stdout]   --> src/algorithm.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn has_edge(edge: usize) -> bool {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_edge`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new`
[INFO] [stdout]   --> src/algorithm.rs:18:43
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn insert(&mut self, edge: usize, new: usize) {
[INFO] [stdout]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_new`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `dimension`
[INFO] [stdout]  --> src/algorithm.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     dimension: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `Command { std: "docker" "inspect" "f2545122c346646968cf62ad5f96ffd9d9e34524fc611b00afd0ba67e51d7c05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2545122c346646968cf62ad5f96ffd9d9e34524fc611b00afd0ba67e51d7c05", kill_on_drop: false }`
[INFO] [stdout] f2545122c346646968cf62ad5f96ffd9d9e34524fc611b00afd0ba67e51d7c05
