[INFO] fetching crate dograph 0.8.4... [INFO] testing dograph-0.8.4 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate dograph 0.8.4 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate dograph 0.8.4 [INFO] finished tweaking crates.io crate dograph 0.8.4 [INFO] tweaked toml for crates.io crate dograph 0.8.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate dograph 0.8.4 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 27 packages to latest compatible versions [INFO] [stderr] Adding fixedbitset v0.4.2 (available: v0.5.7) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] [stderr] Adding rand_distr v0.4.3 (available: v0.5.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c608f8d40ea02800090074b8bd5a7be21f29846607b40498e0a650f3479609c3 [INFO] running `Command { std: "docker" "start" "-a" "c608f8d40ea02800090074b8bd5a7be21f29846607b40498e0a650f3479609c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c608f8d40ea02800090074b8bd5a7be21f29846607b40498e0a650f3479609c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c608f8d40ea02800090074b8bd5a7be21f29846607b40498e0a650f3479609c3", kill_on_drop: false }` [INFO] [stdout] c608f8d40ea02800090074b8bd5a7be21f29846607b40498e0a650f3479609c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1f1b82db387be32416e250db76589ce59ea26807014a0c5454470344bfd7352c [INFO] running `Command { std: "docker" "start" "-a" "1f1b82db387be32416e250db76589ce59ea26807014a0c5454470344bfd7352c", kill_on_drop: false }` [INFO] [stderr] Compiling zerocopy v0.8.27 [INFO] [stderr] Compiling regex-syntax v0.8.8 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling aho-corasick v1.1.4 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling log v0.4.28 [INFO] [stderr] Compiling fixedbitset v0.4.2 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling regex-automata v0.4.13 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling rand_distr v0.4.3 [INFO] [stderr] Compiling regex v1.12.2 [INFO] [stderr] Compiling env_logger v0.8.4 [INFO] [stderr] Compiling quickcheck v1.0.3 [INFO] [stderr] Compiling dograph v0.8.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:54:34 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn iter_descendants_bfs(dag: &DirectedAcyclicGraph, vertex: usize) -> BfsVerticesIterator { [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] 54 | pub fn iter_descendants_bfs(dag: &DirectedAcyclicGraph, vertex: usize) -> BfsVerticesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:63:31 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn iter_vertices_bfs(dag: &DirectedAcyclicGraph) -> BfsVerticesIterator { [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] 63 | pub fn iter_vertices_bfs(dag: &DirectedAcyclicGraph) -> BfsVerticesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:96:34 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn iter_descendants_dfs(dag: &DirectedAcyclicGraph, vertex: usize) -> DfsVerticesIterator { [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] 96 | pub fn iter_descendants_dfs(dag: &DirectedAcyclicGraph, vertex: usize) -> DfsVerticesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:105:31 [INFO] [stdout] | [INFO] [stdout] 105 | pub fn iter_vertices_dfs(dag: &DirectedAcyclicGraph) -> DfsVerticesIterator { [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] 105 | pub fn iter_vertices_dfs(dag: &DirectedAcyclicGraph) -> DfsVerticesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:155:10 [INFO] [stdout] | [INFO] [stdout] 155 | dag: &DirectedAcyclicGraph, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here [INFO] [stdout] 156 | vertex: usize, [INFO] [stdout] 157 | ) -> DfsPostOrderVerticesIterator { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 157 | ) -> DfsPostOrderVerticesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:167:42 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn iter_vertices_dfs_post_order(dag: &DirectedAcyclicGraph) -> DfsPostOrderVerticesIterator { [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] 167 | pub fn iter_vertices_dfs_post_order(dag: &DirectedAcyclicGraph) -> DfsPostOrderVerticesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:213:39 [INFO] [stdout] | [INFO] [stdout] 213 | pub fn iter_edges_dfs_post_order(dag: &DirectedAcyclicGraph) -> DfsPostOrderEdgesIterator { [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] 213 | pub fn iter_edges_dfs_post_order(dag: &DirectedAcyclicGraph) -> DfsPostOrderEdgesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.49s [INFO] running `Command { std: "docker" "inspect" "1f1b82db387be32416e250db76589ce59ea26807014a0c5454470344bfd7352c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f1b82db387be32416e250db76589ce59ea26807014a0c5454470344bfd7352c", kill_on_drop: false }` [INFO] [stdout] 1f1b82db387be32416e250db76589ce59ea26807014a0c5454470344bfd7352c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6cd00d35ccc4d00c13b12bbf47c1cfbaf95169874237439d1222a90e695e20bc [INFO] running `Command { std: "docker" "start" "-a" "6cd00d35ccc4d00c13b12bbf47c1cfbaf95169874237439d1222a90e695e20bc", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:54:34 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn iter_descendants_bfs(dag: &DirectedAcyclicGraph, vertex: usize) -> BfsVerticesIterator { [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] 54 | pub fn iter_descendants_bfs(dag: &DirectedAcyclicGraph, vertex: usize) -> BfsVerticesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:63:31 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn iter_vertices_bfs(dag: &DirectedAcyclicGraph) -> BfsVerticesIterator { [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] 63 | pub fn iter_vertices_bfs(dag: &DirectedAcyclicGraph) -> BfsVerticesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:96:34 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn iter_descendants_dfs(dag: &DirectedAcyclicGraph, vertex: usize) -> DfsVerticesIterator { [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] 96 | pub fn iter_descendants_dfs(dag: &DirectedAcyclicGraph, vertex: usize) -> DfsVerticesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:105:31 [INFO] [stdout] | [INFO] [stdout] 105 | pub fn iter_vertices_dfs(dag: &DirectedAcyclicGraph) -> DfsVerticesIterator { [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] 105 | pub fn iter_vertices_dfs(dag: &DirectedAcyclicGraph) -> DfsVerticesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:155:10 [INFO] [stdout] | [INFO] [stdout] 155 | dag: &DirectedAcyclicGraph, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here [INFO] [stdout] 156 | vertex: usize, [INFO] [stdout] 157 | ) -> DfsPostOrderVerticesIterator { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 157 | ) -> DfsPostOrderVerticesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:167:42 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn iter_vertices_dfs_post_order(dag: &DirectedAcyclicGraph) -> DfsPostOrderVerticesIterator { [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] 167 | pub fn iter_vertices_dfs_post_order(dag: &DirectedAcyclicGraph) -> DfsPostOrderVerticesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:213:39 [INFO] [stdout] | [INFO] [stdout] 213 | pub fn iter_edges_dfs_post_order(dag: &DirectedAcyclicGraph) -> DfsPostOrderEdgesIterator { [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] 213 | pub fn iter_edges_dfs_post_order(dag: &DirectedAcyclicGraph) -> DfsPostOrderEdgesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling dograph v0.8.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:54:34 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn iter_descendants_bfs(dag: &DirectedAcyclicGraph, vertex: usize) -> BfsVerticesIterator { [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] 54 | pub fn iter_descendants_bfs(dag: &DirectedAcyclicGraph, vertex: usize) -> BfsVerticesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:63:31 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn iter_vertices_bfs(dag: &DirectedAcyclicGraph) -> BfsVerticesIterator { [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] 63 | pub fn iter_vertices_bfs(dag: &DirectedAcyclicGraph) -> BfsVerticesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:96:34 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn iter_descendants_dfs(dag: &DirectedAcyclicGraph, vertex: usize) -> DfsVerticesIterator { [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] 96 | pub fn iter_descendants_dfs(dag: &DirectedAcyclicGraph, vertex: usize) -> DfsVerticesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:105:31 [INFO] [stdout] | [INFO] [stdout] 105 | pub fn iter_vertices_dfs(dag: &DirectedAcyclicGraph) -> DfsVerticesIterator { [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] 105 | pub fn iter_vertices_dfs(dag: &DirectedAcyclicGraph) -> DfsVerticesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:155:10 [INFO] [stdout] | [INFO] [stdout] 155 | dag: &DirectedAcyclicGraph, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here [INFO] [stdout] 156 | vertex: usize, [INFO] [stdout] 157 | ) -> DfsPostOrderVerticesIterator { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 157 | ) -> DfsPostOrderVerticesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:167:42 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn iter_vertices_dfs_post_order(dag: &DirectedAcyclicGraph) -> DfsPostOrderVerticesIterator { [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] 167 | pub fn iter_vertices_dfs_post_order(dag: &DirectedAcyclicGraph) -> DfsPostOrderVerticesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traversal.rs:213:39 [INFO] [stdout] | [INFO] [stdout] 213 | pub fn iter_edges_dfs_post_order(dag: &DirectedAcyclicGraph) -> DfsPostOrderEdgesIterator { [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] 213 | pub fn iter_edges_dfs_post_order(dag: &DirectedAcyclicGraph) -> DfsPostOrderEdgesIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.24s [INFO] running `Command { std: "docker" "inspect" "6cd00d35ccc4d00c13b12bbf47c1cfbaf95169874237439d1222a90e695e20bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cd00d35ccc4d00c13b12bbf47c1cfbaf95169874237439d1222a90e695e20bc", kill_on_drop: false }` [INFO] [stdout] 6cd00d35ccc4d00c13b12bbf47c1cfbaf95169874237439d1222a90e695e20bc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a1557be24ae36755a9f2c125bbdf283802c8e99a81a495ec3e722d4e017c03e8 [INFO] running `Command { std: "docker" "start" "-a" "a1557be24ae36755a9f2c125bbdf283802c8e99a81a495ec3e722d4e017c03e8", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/traversal.rs:54:34 [INFO] [stderr] | [INFO] [stderr] 54 | pub fn iter_descendants_bfs(dag: &DirectedAcyclicGraph, vertex: usize) -> BfsVerticesIterator { [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] 54 | pub fn iter_descendants_bfs(dag: &DirectedAcyclicGraph, vertex: usize) -> BfsVerticesIterator<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/traversal.rs:63:31 [INFO] [stderr] | [INFO] [stderr] 63 | pub fn iter_vertices_bfs(dag: &DirectedAcyclicGraph) -> BfsVerticesIterator { [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] 63 | pub fn iter_vertices_bfs(dag: &DirectedAcyclicGraph) -> BfsVerticesIterator<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/traversal.rs:96:34 [INFO] [stderr] | [INFO] [stderr] 96 | pub fn iter_descendants_dfs(dag: &DirectedAcyclicGraph, vertex: usize) -> DfsVerticesIterator { [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] 96 | pub fn iter_descendants_dfs(dag: &DirectedAcyclicGraph, vertex: usize) -> DfsVerticesIterator<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/traversal.rs:105:31 [INFO] [stderr] | [INFO] [stderr] 105 | pub fn iter_vertices_dfs(dag: &DirectedAcyclicGraph) -> DfsVerticesIterator { [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] 105 | pub fn iter_vertices_dfs(dag: &DirectedAcyclicGraph) -> DfsVerticesIterator<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/traversal.rs:155:10 [INFO] [stderr] | [INFO] [stderr] 155 | dag: &DirectedAcyclicGraph, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here [INFO] [stderr] 156 | vertex: usize, [INFO] [stderr] 157 | ) -> DfsPostOrderVerticesIterator { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 157 | ) -> DfsPostOrderVerticesIterator<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/traversal.rs:167:42 [INFO] [stderr] | [INFO] [stderr] 167 | pub fn iter_vertices_dfs_post_order(dag: &DirectedAcyclicGraph) -> DfsPostOrderVerticesIterator { [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] 167 | pub fn iter_vertices_dfs_post_order(dag: &DirectedAcyclicGraph) -> DfsPostOrderVerticesIterator<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/traversal.rs:213:39 [INFO] [stderr] | [INFO] [stderr] 213 | pub fn iter_edges_dfs_post_order(dag: &DirectedAcyclicGraph) -> DfsPostOrderEdgesIterator { [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] 213 | pub fn iter_edges_dfs_post_order(dag: &DirectedAcyclicGraph) -> DfsPostOrderEdgesIterator<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `dograph` (lib) generated 7 warnings (run `cargo fix --lib -p dograph` to apply 7 suggestions) [INFO] [stderr] warning: `dograph` (lib test) generated 7 warnings (7 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dograph-81a620d18b1f1fba) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test algorithm::tests::divisibility_poset_of_12_descendants ... ok [INFO] [stdout] test strictly_upper_triangular_logical_matrix::tests::index_computation_is_sane ... ok [INFO] [stdout] test tests::divisibility_poset_12_children ... ok [INFO] [stdout] test strictly_upper_triangular_logical_matrix::tests::positive_test_3x3_matrix ... ok [INFO] [stdout] test strictly_upper_triangular_logical_matrix::tests::test_matrix_iterator ... ok [INFO] [stdout] test traversal::tests::divisibility_poset_of_12_dfs_descendants ... ok [INFO] [stdout] test tests::divisibility_poset_of_12_ordered_pairs ... ok [INFO] [stdout] test tests::negative_test_smallest_dag - should panic ... ok [INFO] [stdout] test tests::random_dag_reduces_to_nothing ... ok [INFO] [stdout] test tests::integer_divisibility_poset_isomorphism ... ok [INFO] [stdout] test traversal::tests::traversals_equal_modulo_order ... ok [INFO] [stdout] test algorithm::tests::transitive_closure_and_transitive_reduction_intersection_equals_transitive_reduction_modulo_order ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.95s [INFO] [stdout] [INFO] [stderr] Doc-tests dograph [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - DirectedAcyclicGraph::random (line 106) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - DirectedAcyclicGraph::random (line 106) stdout ---- [INFO] [stdout] error[E0432]: unresolved import `crate::DirectedAcyclicGraph` [INFO] [stdout] --> src/lib.rs:107:5 [INFO] [stdout] | [INFO] [stdout] 107 | use crate::DirectedAcyclicGraph; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `DirectedAcyclicGraph` in the root [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct instead [INFO] [stdout] | [INFO] [stdout] 107 - use crate::DirectedAcyclicGraph; [INFO] [stdout] 107 + use dograph::DirectedAcyclicGraph; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - DirectedAcyclicGraph::random (line 106) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "a1557be24ae36755a9f2c125bbdf283802c8e99a81a495ec3e722d4e017c03e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1557be24ae36755a9f2c125bbdf283802c8e99a81a495ec3e722d4e017c03e8", kill_on_drop: false }` [INFO] [stdout] a1557be24ae36755a9f2c125bbdf283802c8e99a81a495ec3e722d4e017c03e8