[INFO] fetching crate dograph 0.8.4... [INFO] testing dograph-0.8.4 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate dograph 0.8.4 into /workspace/builds/worker-4-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-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate dograph 0.8.4 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3a274e891690e4b2e234c34209d217ddf7c83f9559e069fef25a138d6268b576 [INFO] running `Command { std: "docker" "start" "-a" "3a274e891690e4b2e234c34209d217ddf7c83f9559e069fef25a138d6268b576", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3a274e891690e4b2e234c34209d217ddf7c83f9559e069fef25a138d6268b576", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a274e891690e4b2e234c34209d217ddf7c83f9559e069fef25a138d6268b576", kill_on_drop: false }` [INFO] [stdout] 3a274e891690e4b2e234c34209d217ddf7c83f9559e069fef25a138d6268b576 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1a969730751b8251b4ece845db812febbf3db1b0ddca7f10c8481835f2507016 [INFO] running `Command { std: "docker" "start" "-a" "1a969730751b8251b4ece845db812febbf3db1b0ddca7f10c8481835f2507016", kill_on_drop: false }` [INFO] [stderr] Compiling libm v0.2.15 [INFO] [stderr] Compiling fixedbitset v0.4.2 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling regex-automata v0.4.10 [INFO] [stderr] Compiling rand_distr v0.4.3 [INFO] [stderr] Compiling regex v1.11.2 [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 8.20s [INFO] running `Command { std: "docker" "inspect" "1a969730751b8251b4ece845db812febbf3db1b0ddca7f10c8481835f2507016", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a969730751b8251b4ece845db812febbf3db1b0ddca7f10c8481835f2507016", kill_on_drop: false }` [INFO] [stdout] 1a969730751b8251b4ece845db812febbf3db1b0ddca7f10c8481835f2507016 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b736f53ec57b7adb70d9f3b59219d92352c983057f92047bd84edc476822a527 [INFO] running `Command { std: "docker" "start" "-a" "b736f53ec57b7adb70d9f3b59219d92352c983057f92047bd84edc476822a527", 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] [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: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] [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 1.69s [INFO] running `Command { std: "docker" "inspect" "b736f53ec57b7adb70d9f3b59219d92352c983057f92047bd84edc476822a527", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b736f53ec57b7adb70d9f3b59219d92352c983057f92047bd84edc476822a527", kill_on_drop: false }` [INFO] [stdout] b736f53ec57b7adb70d9f3b59219d92352c983057f92047bd84edc476822a527 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 922f6f04bcf4e5a99562b07801393dded3f6c0ee1a115de0200c6aec48f72176 [INFO] running `Command { std: "docker" "start" "-a" "922f6f04bcf4e5a99562b07801393dded3f6c0ee1a115de0200c6aec48f72176", 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 0.08s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dograph-cd06b97efb865460) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test strictly_upper_triangular_logical_matrix::tests::positive_test_3x3_matrix ... ok [INFO] [stdout] test tests::divisibility_poset_12_children ... ok [INFO] [stdout] test tests::divisibility_poset_of_12_ordered_pairs ... ok [INFO] [stdout] test traversal::tests::divisibility_poset_of_12_dfs_descendants ... ok [INFO] [stdout] test strictly_upper_triangular_logical_matrix::tests::index_computation_is_sane ... ok [INFO] [stdout] test strictly_upper_triangular_logical_matrix::tests::test_matrix_iterator ... ok [INFO] [stdout] test algorithm::tests::divisibility_poset_of_12_descendants ... 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 traversal::tests::traversals_equal_modulo_order ... ok [INFO] [stdout] test tests::integer_divisibility_poset_isomorphism ... 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 4.08s [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] 3 | use crate::DirectedAcyclicGraph; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `DirectedAcyclicGraph` in the root [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct instead [INFO] [stdout] | [INFO] [stdout] 3 - use crate::DirectedAcyclicGraph; [INFO] [stdout] 3 + 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" "922f6f04bcf4e5a99562b07801393dded3f6c0ee1a115de0200c6aec48f72176", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "922f6f04bcf4e5a99562b07801393dded3f6c0ee1a115de0200c6aec48f72176", kill_on_drop: false }` [INFO] [stdout] 922f6f04bcf4e5a99562b07801393dded3f6c0ee1a115de0200c6aec48f72176