[INFO] fetching crate sparse_graph 0.1.3...
[INFO] checking sparse_graph-0.1.3 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate sparse_graph 0.1.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate sparse_graph 0.1.3 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sparse_graph 0.1.3
[INFO] finished tweaking crates.io crate sparse_graph 0.1.3
[INFO] tweaked toml for crates.io crate sparse_graph 0.1.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f083c800e861f9e02b0f6354ffdfad38b5f588ab24f0d95e10f0bd46c07aab81
[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" "f083c800e861f9e02b0f6354ffdfad38b5f588ab24f0d95e10f0bd46c07aab81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f083c800e861f9e02b0f6354ffdfad38b5f588ab24f0d95e10f0bd46c07aab81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f083c800e861f9e02b0f6354ffdfad38b5f588ab24f0d95e10f0bd46c07aab81", kill_on_drop: false }`
[INFO] [stdout] f083c800e861f9e02b0f6354ffdfad38b5f588ab24f0d95e10f0bd46c07aab81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a6ddcbbc55d9767bb01bf95e8acea3b56f094b277d3c4ba59449eed49357ac0
[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" "6a6ddcbbc55d9767bb01bf95e8acea3b56f094b277d3c4ba59449eed49357ac0", kill_on_drop: false }`
[INFO] [stderr]     Checking sparse_graph v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `idxptr`
[INFO] [stdout]    --> src/lib.rs:237:5
[INFO] [stdout]     |
[INFO] [stdout] 237 |     idxptr: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `indices`
[INFO] [stdout]    --> src/lib.rs:240:5
[INFO] [stdout]     |
[INFO] [stdout] 240 |     indices: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `weights`
[INFO] [stdout]    --> src/lib.rs:243:5
[INFO] [stdout]     |
[INFO] [stdout] 243 |     weights: &'a Vec<W>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `values`
[INFO] [stdout]    --> src/lib.rs:256:5
[INFO] [stdout]     |
[INFO] [stdout] 256 |     values: Vec<V>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `idxptr`
[INFO] [stdout]    --> src/lib.rs:272:5
[INFO] [stdout]     |
[INFO] [stdout] 272 |     idxptr: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `indices`
[INFO] [stdout]    --> src/lib.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 275 |     indices: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `values`
[INFO] [stdout]    --> src/lib.rs:278:5
[INFO] [stdout]     |
[INFO] [stdout] 278 |     values: &'a Vec<V>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `weights`
[INFO] [stdout]    --> src/lib.rs:281:5
[INFO] [stdout]     |
[INFO] [stdout] 281 |     weights: &'a Vec<W>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `idxptr`
[INFO] [stdout]    --> src/lib.rs:237:5
[INFO] [stdout]     |
[INFO] [stdout] 237 |     idxptr: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `indices`
[INFO] [stdout]    --> src/lib.rs:240:5
[INFO] [stdout]     |
[INFO] [stdout] 240 |     indices: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `weights`
[INFO] [stdout]    --> src/lib.rs:243:5
[INFO] [stdout]     |
[INFO] [stdout] 243 |     weights: &'a Vec<W>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `values`
[INFO] [stdout]    --> src/lib.rs:256:5
[INFO] [stdout]     |
[INFO] [stdout] 256 |     values: Vec<V>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `idxptr`
[INFO] [stdout]    --> src/lib.rs:272:5
[INFO] [stdout]     |
[INFO] [stdout] 272 |     idxptr: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `indices`
[INFO] [stdout]    --> src/lib.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 275 |     indices: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `values`
[INFO] [stdout]    --> src/lib.rs:278:5
[INFO] [stdout]     |
[INFO] [stdout] 278 |     values: &'a Vec<V>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `weights`
[INFO] [stdout]    --> src/lib.rs:281:5
[INFO] [stdout]     |
[INFO] [stdout] 281 |     weights: &'a Vec<W>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "6a6ddcbbc55d9767bb01bf95e8acea3b56f094b277d3c4ba59449eed49357ac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a6ddcbbc55d9767bb01bf95e8acea3b56f094b277d3c4ba59449eed49357ac0", kill_on_drop: false }`
[INFO] [stdout] 6a6ddcbbc55d9767bb01bf95e8acea3b56f094b277d3c4ba59449eed49357ac0