[INFO] fetching crate sparse_graph 0.1.3...
[INFO] testing sparse_graph-0.1.3 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate sparse_graph 0.1.3 into /workspace/builds/worker-7-tc2/source
[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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sparse_graph 0.1.3 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "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" "+33835004928d3bf65db4d4712e1330766263b0bd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ac4742b01bc1c524762fa74468f6ef7e316865e098e97dbc893af00b7612b04
[INFO] running `Command { std: "docker" "start" "-a" "1ac4742b01bc1c524762fa74468f6ef7e316865e098e97dbc893af00b7612b04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ac4742b01bc1c524762fa74468f6ef7e316865e098e97dbc893af00b7612b04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ac4742b01bc1c524762fa74468f6ef7e316865e098e97dbc893af00b7612b04", kill_on_drop: false }`
[INFO] [stdout] 1ac4742b01bc1c524762fa74468f6ef7e316865e098e97dbc893af00b7612b04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c4b32a14ece83b9ae7ff2dddfdf7b7816f71bcda5e4b040ff62f72304c9d467
[INFO] running `Command { std: "docker" "start" "-a" "5c4b32a14ece83b9ae7ff2dddfdf7b7816f71bcda5e4b040ff62f72304c9d467", kill_on_drop: false }`
[INFO] [stderr]    Compiling sparse_graph v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `idxptr`, `indices`, and `weights` are never read
[INFO] [stdout]    --> src/lib.rs:237:5
[INFO] [stdout]     |
[INFO] [stdout] 234 | pub struct WeightedSparseGraph<'a, W> {
[INFO] [stdout]     |            ------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 237 |     idxptr: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 240 |     indices: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 243 |     weights: &'a Vec<W>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `WeightedSparseGraph` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `values` is never read
[INFO] [stdout]    --> src/lib.rs:256:5
[INFO] [stdout]     |
[INFO] [stdout] 247 | pub struct ValuedSparseGraph<'a, V> {
[INFO] [stdout]     |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 256 |     values: Vec<V>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ValuedSparseGraph` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `idxptr`, `indices`, `values`, and `weights` are never read
[INFO] [stdout]    --> src/lib.rs:272:5
[INFO] [stdout]     |
[INFO] [stdout] 269 | pub struct WeightedValuedSparseGraph<'a, W, V> {
[INFO] [stdout]     |            ------------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 272 |     idxptr: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 275 |     indices: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 278 |     values: &'a Vec<V>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 281 |     weights: &'a Vec<W>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `WeightedValuedSparseGraph` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:67:16
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn scc(&self) -> ConnectedComponents {
[INFO] [stdout]    |                ^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                |
[INFO] [stdout]    |                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn scc(&self) -> ConnectedComponents<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:260:28
[INFO] [stdout]     |
[INFO] [stdout] 260 |     pub fn as_sparse_graph(&self) -> SparseGraph {
[INFO] [stdout]     |                            ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 260 |     pub fn as_sparse_graph(&self) -> SparseGraph<'_> {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "5c4b32a14ece83b9ae7ff2dddfdf7b7816f71bcda5e4b040ff62f72304c9d467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c4b32a14ece83b9ae7ff2dddfdf7b7816f71bcda5e4b040ff62f72304c9d467", kill_on_drop: false }`
[INFO] [stdout] 5c4b32a14ece83b9ae7ff2dddfdf7b7816f71bcda5e4b040ff62f72304c9d467
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3e23ac6c88ed377c23742536593921395d36243ed35b0c7448cc262c667cb8e
[INFO] running `Command { std: "docker" "start" "-a" "e3e23ac6c88ed377c23742536593921395d36243ed35b0c7448cc262c667cb8e", kill_on_drop: false }`
[INFO] [stdout] warning: fields `idxptr`, `indices`, and `weights` are never read
[INFO] [stdout]    --> src/lib.rs:237:5
[INFO] [stdout]     |
[INFO] [stdout] 234 | pub struct WeightedSparseGraph<'a, W> {
[INFO] [stdout]     |            ------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 237 |     idxptr: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 240 |     indices: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 243 |     weights: &'a Vec<W>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `WeightedSparseGraph` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `values` is never read
[INFO] [stdout]    --> src/lib.rs:256:5
[INFO] [stdout]     |
[INFO] [stdout] 247 | pub struct ValuedSparseGraph<'a, V> {
[INFO] [stdout]     |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 256 |     values: Vec<V>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ValuedSparseGraph` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `idxptr`, `indices`, `values`, and `weights` are never read
[INFO] [stdout]    --> src/lib.rs:272:5
[INFO] [stdout]     |
[INFO] [stdout] 269 | pub struct WeightedValuedSparseGraph<'a, W, V> {
[INFO] [stdout]     |            ------------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 272 |     idxptr: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 275 |     indices: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 278 |     values: &'a Vec<V>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 281 |     weights: &'a Vec<W>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `WeightedValuedSparseGraph` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:67:16
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn scc(&self) -> ConnectedComponents {
[INFO] [stdout]    |                ^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                |
[INFO] [stdout]    |                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn scc(&self) -> ConnectedComponents<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:260:28
[INFO] [stdout]     |
[INFO] [stdout] 260 |     pub fn as_sparse_graph(&self) -> SparseGraph {
[INFO] [stdout]     |                            ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 260 |     pub fn as_sparse_graph(&self) -> SparseGraph<'_> {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sparse_graph v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `idxptr`, `indices`, and `weights` are never read
[INFO] [stdout]    --> src/lib.rs:237:5
[INFO] [stdout]     |
[INFO] [stdout] 234 | pub struct WeightedSparseGraph<'a, W> {
[INFO] [stdout]     |            ------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 237 |     idxptr: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 240 |     indices: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 243 |     weights: &'a Vec<W>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `WeightedSparseGraph` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `values` is never read
[INFO] [stdout]    --> src/lib.rs:256:5
[INFO] [stdout]     |
[INFO] [stdout] 247 | pub struct ValuedSparseGraph<'a, V> {
[INFO] [stdout]     |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 256 |     values: Vec<V>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ValuedSparseGraph` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `idxptr`, `indices`, `values`, and `weights` are never read
[INFO] [stdout]    --> src/lib.rs:272:5
[INFO] [stdout]     |
[INFO] [stdout] 269 | pub struct WeightedValuedSparseGraph<'a, W, V> {
[INFO] [stdout]     |            ------------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 272 |     idxptr: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 275 |     indices: &'a Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 278 |     values: &'a Vec<V>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 281 |     weights: &'a Vec<W>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `WeightedValuedSparseGraph` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:67:16
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn scc(&self) -> ConnectedComponents {
[INFO] [stdout]    |                ^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                |
[INFO] [stdout]    |                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn scc(&self) -> ConnectedComponents<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:260:28
[INFO] [stdout]     |
[INFO] [stdout] 260 |     pub fn as_sparse_graph(&self) -> SparseGraph {
[INFO] [stdout]     |                            ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 260 |     pub fn as_sparse_graph(&self) -> SparseGraph<'_> {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "e3e23ac6c88ed377c23742536593921395d36243ed35b0c7448cc262c667cb8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3e23ac6c88ed377c23742536593921395d36243ed35b0c7448cc262c667cb8e", kill_on_drop: false }`
[INFO] [stdout] e3e23ac6c88ed377c23742536593921395d36243ed35b0c7448cc262c667cb8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2774b37fcd5380ba685c206e024a11541b6b129a37b98cfbcf60c4deebae28bc
[INFO] running `Command { std: "docker" "start" "-a" "2774b37fcd5380ba685c206e024a11541b6b129a37b98cfbcf60c4deebae28bc", kill_on_drop: false }`
[INFO] [stderr] warning: fields `idxptr`, `indices`, and `weights` are never read
[INFO] [stderr]    --> src/lib.rs:237:5
[INFO] [stderr]     |
[INFO] [stderr] 234 | pub struct WeightedSparseGraph<'a, W> {
[INFO] [stderr]     |            ------------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 237 |     idxptr: &'a Vec<usize>,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 240 |     indices: &'a Vec<usize>,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 243 |     weights: &'a Vec<W>,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `WeightedSparseGraph` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `values` is never read
[INFO] [stderr]    --> src/lib.rs:256:5
[INFO] [stderr]     |
[INFO] [stderr] 247 | pub struct ValuedSparseGraph<'a, V> {
[INFO] [stderr]     |            ----------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 256 |     values: Vec<V>,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `ValuedSparseGraph` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `idxptr`, `indices`, `values`, and `weights` are never read
[INFO] [stderr]    --> src/lib.rs:272:5
[INFO] [stderr]     |
[INFO] [stderr] 269 | pub struct WeightedValuedSparseGraph<'a, W, V> {
[INFO] [stderr]     |            ------------------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 272 |     idxptr: &'a Vec<usize>,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 275 |     indices: &'a Vec<usize>,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 278 |     values: &'a Vec<V>,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 281 |     weights: &'a Vec<W>,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `WeightedValuedSparseGraph` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:67:16
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn scc(&self) -> ConnectedComponents {
[INFO] [stderr]    |                ^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                |
[INFO] [stderr]    |                the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn scc(&self) -> ConnectedComponents<'_> {
[INFO] [stderr]    |                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:260:28
[INFO] [stderr]     |
[INFO] [stderr] 260 |     pub fn as_sparse_graph(&self) -> SparseGraph {
[INFO] [stderr]     |                            ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                            |
[INFO] [stderr]     |                            the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 260 |     pub fn as_sparse_graph(&self) -> SparseGraph<'_> {
[INFO] [stderr]     |                                                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `sparse_graph` (lib) generated 5 warnings (run `cargo fix --lib -p sparse_graph` to apply 2 suggestions)
[INFO] [stderr] warning: `sparse_graph` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sparse_graph-5fc9f7c020c453e3)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::scc_2 ... ok
[INFO] [stdout] test tests::sparse_graph_new ... ok
[INFO] [stdout] test tests::scc_1 ... ok
[INFO] [stdout] test tests::scc_3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sparse_graph
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - SparseGraph<'_>::scc (line 56) ... ok
[INFO] [stdout] test src/lib.rs - SparseGraph<'_>::new (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2774b37fcd5380ba685c206e024a11541b6b129a37b98cfbcf60c4deebae28bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2774b37fcd5380ba685c206e024a11541b6b129a37b98cfbcf60c4deebae28bc", kill_on_drop: false }`
[INFO] [stdout] 2774b37fcd5380ba685c206e024a11541b6b129a37b98cfbcf60c4deebae28bc
