[INFO] cloning repository https://github.com/joonho3020/seagraph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joonho3020/seagraph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoonho3020%2Fseagraph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoonho3020%2Fseagraph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 477d1e833005a7e6b5c87c69176dc5cba6153ebf
[INFO] checking joonho3020/seagraph against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoonho3020%2Fseagraph" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/joonho3020/seagraph
[INFO] finished tweaking git repo https://github.com/joonho3020/seagraph
[INFO] tweaked toml for git repo https://github.com/joonho3020/seagraph written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/joonho3020/seagraph on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/joonho3020/seagraph already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7aed55417e6acdcb908a7b7fa7d5548de82849985483093c0c44ecd3abf5e99f
[INFO] running `Command { std: "docker" "start" "-a" "7aed55417e6acdcb908a7b7fa7d5548de82849985483093c0c44ecd3abf5e99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7aed55417e6acdcb908a7b7fa7d5548de82849985483093c0c44ecd3abf5e99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aed55417e6acdcb908a7b7fa7d5548de82849985483093c0c44ecd3abf5e99f", kill_on_drop: false }`
[INFO] [stdout] 7aed55417e6acdcb908a7b7fa7d5548de82849985483093c0c44ecd3abf5e99f
[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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fce52cea0dae2618be2e867becac2160fd84b67e934a731e0e058eccb08c66a
[INFO] running `Command { std: "docker" "start" "-a" "9fce52cea0dae2618be2e867becac2160fd84b67e934a731e0e058eccb08c66a", kill_on_drop: false }`
[INFO] [stderr]     Checking seagraph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `Node` is never constructed
[INFO] [stdout]   --> src/graph/mod.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Node<N, Ix = DefaultIx> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Edge` is never constructed
[INFO] [stdout]   --> src/graph/mod.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct Edge<E, Ix = DefaultIx> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Graph` is never constructed
[INFO] [stdout]   --> src/graph/mod.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct Graph<N, E, Ix = DefaultIx> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `next` and `updown` are never read
[INFO] [stdout]   --> src/graph/mod.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Node<N, Ix = DefaultIx> {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 38 |     next: [EdgeIndex<Ix>; 2],
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     updown: [LevelIndex<Ix>; 2],
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Node` 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: fields `next`, `node`, and `updown` are never read
[INFO] [stdout]   --> src/graph/mod.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct Edge<E, Ix = DefaultIx> {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 50 |     next: [EdgeIndex<Ix>; 2],
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     node: [NodeIndex<Ix>; 2],
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     updown: [LevelIndex<Ix>; 2],
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Edge` 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 `nodes` and `edges` are never read
[INFO] [stdout]   --> src/graph/mod.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct Graph<N, E, Ix = DefaultIx> {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 60 |     nodes: Vec<Node<N, Ix>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 61 |     edges: Vec<Edge<E, Ix>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `seagraph` (lib test) due to 3 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: struct `Node` is never constructed
[INFO] [stdout]   --> src/graph/mod.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Node<N, Ix = DefaultIx> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Edge` is never constructed
[INFO] [stdout]   --> src/graph/mod.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct Edge<E, Ix = DefaultIx> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Graph` is never constructed
[INFO] [stdout]   --> src/graph/mod.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct Graph<N, E, Ix = DefaultIx> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `next` and `updown` are never read
[INFO] [stdout]   --> src/graph/mod.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Node<N, Ix = DefaultIx> {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 38 |     next: [EdgeIndex<Ix>; 2],
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     updown: [LevelIndex<Ix>; 2],
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Node` 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: fields `next`, `node`, and `updown` are never read
[INFO] [stdout]   --> src/graph/mod.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct Edge<E, Ix = DefaultIx> {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 50 |     next: [EdgeIndex<Ix>; 2],
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     node: [NodeIndex<Ix>; 2],
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     updown: [LevelIndex<Ix>; 2],
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Edge` 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 `nodes` and `edges` are never read
[INFO] [stdout]   --> src/graph/mod.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct Graph<N, E, Ix = DefaultIx> {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 60 |     nodes: Vec<Node<N, Ix>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 61 |     edges: Vec<Edge<E, Ix>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `seagraph` (lib) due to 3 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9fce52cea0dae2618be2e867becac2160fd84b67e934a731e0e058eccb08c66a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fce52cea0dae2618be2e867becac2160fd84b67e934a731e0e058eccb08c66a", kill_on_drop: false }`
[INFO] [stdout] 9fce52cea0dae2618be2e867becac2160fd84b67e934a731e0e058eccb08c66a
