[INFO] cloning repository https://github.com/sylvain-reynaud/graphdb-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sylvain-reynaud/graphdb-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsylvain-reynaud%2Fgraphdb-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsylvain-reynaud%2Fgraphdb-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e10d2b8d94c76b4efe8cd6ad5ba6310fe0d4c27
[INFO] testing sylvain-reynaud/graphdb-rs against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsylvain-reynaud%2Fgraphdb-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sylvain-reynaud/graphdb-rs
[INFO] finished tweaking git repo https://github.com/sylvain-reynaud/graphdb-rs
[INFO] tweaked toml for git repo https://github.com/sylvain-reynaud/graphdb-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sylvain-reynaud/graphdb-rs on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sylvain-reynaud/graphdb-rs 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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb04604560015691c9f714dee167d34483911a9e6a46b62e61b1792b5ebb1815
[INFO] running `Command { std: "docker" "start" "-a" "cb04604560015691c9f714dee167d34483911a9e6a46b62e61b1792b5ebb1815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb04604560015691c9f714dee167d34483911a9e6a46b62e61b1792b5ebb1815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb04604560015691c9f714dee167d34483911a9e6a46b62e61b1792b5ebb1815", kill_on_drop: false }`
[INFO] [stdout] cb04604560015691c9f714dee167d34483911a9e6a46b62e61b1792b5ebb1815
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab0ffa6cfc4d010c817c72e076bea8cbcca031c25c2836a2016509cb37c1db21
[INFO] running `Command { std: "docker" "start" "-a" "ab0ffa6cfc4d010c817c72e076bea8cbcca031c25c2836a2016509cb37c1db21", kill_on_drop: false }`
[INFO] [stderr]    Compiling basic_and_recursive_traversal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Graph` is never constructed
[INFO] [stdout]   --> src/Graph.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Graph {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Property` is never constructed
[INFO] [stdout]   --> src/Graph.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Property {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vertex` is never constructed
[INFO] [stdout]   --> src/Graph.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Vertex {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `VecExt` is never used
[INFO] [stdout]   --> src/Graph.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 27 | trait VecExt {
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Edge` is never constructed
[INFO] [stdout]   --> src/Graph.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | struct Edge {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `addV`, `addV_with_properties`, `addE`, `V`, and `E` are never used
[INFO] [stdout]    --> src/Graph.rs:86:8
[INFO] [stdout]     |
[INFO] [stdout]  85 | impl Graph {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  86 |     fn new(name: String) -> Graph {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout]  94 |     fn addV(&mut self, name: String) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     fn addV_with_properties(&mut self, name: String, properties: Vec<Property>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn addE(&mut self, name: String) -> EdgeBuilder {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     fn V(&self) -> &Vec<Vertex> {
[INFO] [stdout]     |        ^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn E(&self) -> &Vec<Edge> {
[INFO] [stdout]     |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EdgeBuilder` is never constructed
[INFO] [stdout]    --> src/Graph.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | struct EdgeBuilder<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `from` is never used
[INFO] [stdout]    --> src/Graph.rs:132:8
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl<'a> EdgeBuilder<'a> {
[INFO] [stdout]     | ------------------------ method in this implementation
[INFO] [stdout] 132 |     fn from(self, from: String) -> EdgeToBuilder<'a> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EdgeToBuilder` is never constructed
[INFO] [stdout]    --> src/Graph.rs:140:8
[INFO] [stdout]     |
[INFO] [stdout] 140 | struct EdgeToBuilder<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to` is never used
[INFO] [stdout]    --> src/Graph.rs:146:8
[INFO] [stdout]     |
[INFO] [stdout] 145 | impl<'a> EdgeToBuilder<'a> {
[INFO] [stdout]     | -------------------------- method in this implementation
[INFO] [stdout] 146 |     fn to(self, to: String) {
[INFO] [stdout]     |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Graph` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod Graph;
[INFO] [stdout]   |     ^^^^^ help: convert the identifier to snake case: `graph`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait method `outE` should have a snake case name
[INFO] [stdout]   --> src/Graph.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn outE(&self, edge_name: &str) -> Vec<&Edge>;
[INFO] [stdout]    |        ^^^^ help: convert the identifier to snake case: `out_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait method `inE` should have a snake case name
[INFO] [stdout]   --> src/Graph.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn inE(&self, edge_name: &str) -> Vec<&Edge>;
[INFO] [stdout]    |        ^^^ help: convert the identifier to snake case: `in_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `addV` should have a snake case name
[INFO] [stdout]   --> src/Graph.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn addV(&mut self, name: String) {
[INFO] [stdout]    |        ^^^^ help: convert the identifier to snake case: `add_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `addV_with_properties` should have a snake case name
[INFO] [stdout]    --> src/Graph.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn addV_with_properties(&mut self, name: String, properties: Vec<Property>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `add_v_with_properties`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `addE` should have a snake case name
[INFO] [stdout]    --> src/Graph.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn addE(&mut self, name: String) -> EdgeBuilder {
[INFO] [stdout]     |        ^^^^ help: convert the identifier to snake case: `add_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/Graph.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn addE(&mut self, name: String) -> EdgeBuilder {
[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] 110 |     fn addE(&mut self, name: String) -> EdgeBuilder<'_> {
[INFO] [stdout]     |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `V` should have a snake case name
[INFO] [stdout]    --> src/Graph.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn V(&self) -> &Vec<Vertex> {
[INFO] [stdout]     |        ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `E` should have a snake case name
[INFO] [stdout]    --> src/Graph.rs:121:8
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn E(&self) -> &Vec<Edge> {
[INFO] [stdout]     |        ^ help: convert the identifier to snake case: `e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "ab0ffa6cfc4d010c817c72e076bea8cbcca031c25c2836a2016509cb37c1db21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab0ffa6cfc4d010c817c72e076bea8cbcca031c25c2836a2016509cb37c1db21", kill_on_drop: false }`
[INFO] [stdout] ab0ffa6cfc4d010c817c72e076bea8cbcca031c25c2836a2016509cb37c1db21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16602d2e4f7d17e26884af32288e7d84e59cd5b19fbdaec1b6c623f9a08d262f
[INFO] running `Command { std: "docker" "start" "-a" "16602d2e4f7d17e26884af32288e7d84e59cd5b19fbdaec1b6c623f9a08d262f", kill_on_drop: false }`
[INFO] [stdout] warning: struct `Graph` is never constructed
[INFO] [stdout]   --> src/Graph.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Graph {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Property` is never constructed
[INFO] [stdout]   --> src/Graph.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Property {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vertex` is never constructed
[INFO] [stdout]   --> src/Graph.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Vertex {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `VecExt` is never used
[INFO] [stdout]   --> src/Graph.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 27 | trait VecExt {
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Edge` is never constructed
[INFO] [stdout]   --> src/Graph.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | struct Edge {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `addV`, `addV_with_properties`, `addE`, `V`, and `E` are never used
[INFO] [stdout]    --> src/Graph.rs:86:8
[INFO] [stdout]     |
[INFO] [stdout]  85 | impl Graph {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  86 |     fn new(name: String) -> Graph {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout]  94 |     fn addV(&mut self, name: String) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     fn addV_with_properties(&mut self, name: String, properties: Vec<Property>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn addE(&mut self, name: String) -> EdgeBuilder {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     fn V(&self) -> &Vec<Vertex> {
[INFO] [stdout]     |        ^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn E(&self) -> &Vec<Edge> {
[INFO] [stdout]     |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EdgeBuilder` is never constructed
[INFO] [stdout]    --> src/Graph.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | struct EdgeBuilder<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `from` is never used
[INFO] [stdout]    --> src/Graph.rs:132:8
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl<'a> EdgeBuilder<'a> {
[INFO] [stdout]     | ------------------------ method in this implementation
[INFO] [stdout] 132 |     fn from(self, from: String) -> EdgeToBuilder<'a> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EdgeToBuilder` is never constructed
[INFO] [stdout]    --> src/Graph.rs:140:8
[INFO] [stdout]     |
[INFO] [stdout] 140 | struct EdgeToBuilder<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to` is never used
[INFO] [stdout]    --> src/Graph.rs:146:8
[INFO] [stdout]     |
[INFO] [stdout] 145 | impl<'a> EdgeToBuilder<'a> {
[INFO] [stdout]     | -------------------------- method in this implementation
[INFO] [stdout] 146 |     fn to(self, to: String) {
[INFO] [stdout]     |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Graph` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod Graph;
[INFO] [stdout]   |     ^^^^^ help: convert the identifier to snake case: `graph`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait method `outE` should have a snake case name
[INFO] [stdout]   --> src/Graph.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn outE(&self, edge_name: &str) -> Vec<&Edge>;
[INFO] [stdout]    |        ^^^^ help: convert the identifier to snake case: `out_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait method `inE` should have a snake case name
[INFO] [stdout]   --> src/Graph.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn inE(&self, edge_name: &str) -> Vec<&Edge>;
[INFO] [stdout]    |        ^^^ help: convert the identifier to snake case: `in_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `addV` should have a snake case name
[INFO] [stdout]   --> src/Graph.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn addV(&mut self, name: String) {
[INFO] [stdout]    |        ^^^^ help: convert the identifier to snake case: `add_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `addV_with_properties` should have a snake case name
[INFO] [stdout]    --> src/Graph.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn addV_with_properties(&mut self, name: String, properties: Vec<Property>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `add_v_with_properties`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `addE` should have a snake case name
[INFO] [stdout]    --> src/Graph.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn addE(&mut self, name: String) -> EdgeBuilder {
[INFO] [stdout]     |        ^^^^ help: convert the identifier to snake case: `add_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/Graph.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn addE(&mut self, name: String) -> EdgeBuilder {
[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] 110 |     fn addE(&mut self, name: String) -> EdgeBuilder<'_> {
[INFO] [stdout]     |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling basic_and_recursive_traversal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `V` should have a snake case name
[INFO] [stdout]    --> src/Graph.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn V(&self) -> &Vec<Vertex> {
[INFO] [stdout]     |        ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `E` should have a snake case name
[INFO] [stdout]    --> src/Graph.rs:121:8
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn E(&self) -> &Vec<Edge> {
[INFO] [stdout]     |        ^ help: convert the identifier to snake case: `e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/Graph.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Graph {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 11 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `inE` is never used
[INFO] [stdout]   --> src/Graph.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | trait VecExt {
[INFO] [stdout]    |       ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn inE(&self, edge_name: &str) -> Vec<&Edge>;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `to` is never read
[INFO] [stdout]   --> src/Graph.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 79 | struct Edge {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 82 |     to: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Graph` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod Graph;
[INFO] [stdout]   |     ^^^^^ help: convert the identifier to snake case: `graph`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait method `outE` should have a snake case name
[INFO] [stdout]   --> src/Graph.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn outE(&self, edge_name: &str) -> Vec<&Edge>;
[INFO] [stdout]    |        ^^^^ help: convert the identifier to snake case: `out_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait method `inE` should have a snake case name
[INFO] [stdout]   --> src/Graph.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn inE(&self, edge_name: &str) -> Vec<&Edge>;
[INFO] [stdout]    |        ^^^ help: convert the identifier to snake case: `in_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `addV` should have a snake case name
[INFO] [stdout]   --> src/Graph.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn addV(&mut self, name: String) {
[INFO] [stdout]    |        ^^^^ help: convert the identifier to snake case: `add_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `addV_with_properties` should have a snake case name
[INFO] [stdout]    --> src/Graph.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn addV_with_properties(&mut self, name: String, properties: Vec<Property>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `add_v_with_properties`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `addE` should have a snake case name
[INFO] [stdout]    --> src/Graph.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn addE(&mut self, name: String) -> EdgeBuilder {
[INFO] [stdout]     |        ^^^^ help: convert the identifier to snake case: `add_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/Graph.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn addE(&mut self, name: String) -> EdgeBuilder {
[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] 110 |     fn addE(&mut self, name: String) -> EdgeBuilder<'_> {
[INFO] [stdout]     |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `V` should have a snake case name
[INFO] [stdout]    --> src/Graph.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn V(&self) -> &Vec<Vertex> {
[INFO] [stdout]     |        ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `E` should have a snake case name
[INFO] [stdout]    --> src/Graph.rs:121:8
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn E(&self) -> &Vec<Edge> {
[INFO] [stdout]     |        ^ help: convert the identifier to snake case: `e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "16602d2e4f7d17e26884af32288e7d84e59cd5b19fbdaec1b6c623f9a08d262f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16602d2e4f7d17e26884af32288e7d84e59cd5b19fbdaec1b6c623f9a08d262f", kill_on_drop: false }`
[INFO] [stdout] 16602d2e4f7d17e26884af32288e7d84e59cd5b19fbdaec1b6c623f9a08d262f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 04abb355a1530c1cf485c5e96d6d0bc3b0c8850489455c9b96e64156dd2abb77
[INFO] running `Command { std: "docker" "start" "-a" "04abb355a1530c1cf485c5e96d6d0bc3b0c8850489455c9b96e64156dd2abb77", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Graph` is never constructed
[INFO] [stderr]   --> src/Graph.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct Graph {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Property` is never constructed
[INFO] [stderr]   --> src/Graph.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | struct Property {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Vertex` is never constructed
[INFO] [stderr]   --> src/Graph.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | struct Vertex {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `VecExt` is never used
[INFO] [stderr]   --> src/Graph.rs:27:7
[INFO] [stderr]    |
[INFO] [stderr] 27 | trait VecExt {
[INFO] [stderr]    |       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Edge` is never constructed
[INFO] [stderr]   --> src/Graph.rs:79:8
[INFO] [stderr]    |
[INFO] [stderr] 79 | struct Edge {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `addV`, `addV_with_properties`, `addE`, `V`, and `E` are never used
[INFO] [stderr]    --> src/Graph.rs:86:8
[INFO] [stderr]     |
[INFO] [stderr]  85 | impl Graph {
[INFO] [stderr]     | ---------- associated items in this implementation
[INFO] [stderr]  86 |     fn new(name: String) -> Graph {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] ...
[INFO] [stderr]  94 |     fn addV(&mut self, name: String) {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 102 |     fn addV_with_properties(&mut self, name: String, properties: Vec<Property>) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 110 |     fn addE(&mut self, name: String) -> EdgeBuilder {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 117 |     fn V(&self) -> &Vec<Vertex> {
[INFO] [stderr]     |        ^
[INFO] [stderr] ...
[INFO] [stderr] 121 |     fn E(&self) -> &Vec<Edge> {
[INFO] [stderr]     |        ^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `EdgeBuilder` is never constructed
[INFO] [stderr]    --> src/Graph.rs:126:8
[INFO] [stderr]     |
[INFO] [stderr] 126 | struct EdgeBuilder<'a> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `from` is never used
[INFO] [stderr]    --> src/Graph.rs:132:8
[INFO] [stderr]     |
[INFO] [stderr] 131 | impl<'a> EdgeBuilder<'a> {
[INFO] [stderr]     | ------------------------ method in this implementation
[INFO] [stderr] 132 |     fn from(self, from: String) -> EdgeToBuilder<'a> {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `EdgeToBuilder` is never constructed
[INFO] [stderr]    --> src/Graph.rs:140:8
[INFO] [stderr]     |
[INFO] [stderr] 140 | struct EdgeToBuilder<'a> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `to` is never used
[INFO] [stderr]    --> src/Graph.rs:146:8
[INFO] [stderr]     |
[INFO] [stderr] 145 | impl<'a> EdgeToBuilder<'a> {
[INFO] [stderr]     | -------------------------- method in this implementation
[INFO] [stderr] 146 |     fn to(self, to: String) {
[INFO] [stderr]     |        ^^
[INFO] [stderr] 
[INFO] [stderr] warning: module `Graph` should have a snake case name
[INFO] [stderr]  --> src/lib.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod Graph;
[INFO] [stderr]   |     ^^^^^ help: convert the identifier to snake case: `graph`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait method `outE` should have a snake case name
[INFO] [stderr]   --> src/Graph.rs:31:8
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn outE(&self, edge_name: &str) -> Vec<&Edge>;
[INFO] [stderr]    |        ^^^^ help: convert the identifier to snake case: `out_e`
[INFO] [stderr] 
[INFO] [stderr] warning: trait method `inE` should have a snake case name
[INFO] [stderr]   --> src/Graph.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn inE(&self, edge_name: &str) -> Vec<&Edge>;
[INFO] [stderr]    |        ^^^ help: convert the identifier to snake case: `in_e`
[INFO] [stderr] 
[INFO] [stderr] warning: method `addV` should have a snake case name
[INFO] [stderr]   --> src/Graph.rs:94:8
[INFO] [stderr]    |
[INFO] [stderr] 94 |     fn addV(&mut self, name: String) {
[INFO] [stderr]    |        ^^^^ help: convert the identifier to snake case: `add_v`
[INFO] [stderr] 
[INFO] [stderr] warning: method `addV_with_properties` should have a snake case name
[INFO] [stderr]    --> src/Graph.rs:102:8
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn addV_with_properties(&mut self, name: String, properties: Vec<Property>) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `add_v_with_properties`
[INFO] [stderr] 
[INFO] [stderr] warning: method `addE` should have a snake case name
[INFO] [stderr]    --> src/Graph.rs:110:8
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn addE(&mut self, name: String) -> EdgeBuilder {
[INFO] [stderr]     |        ^^^^ help: convert the identifier to snake case: `add_e`
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/Graph.rs:110:13
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn addE(&mut self, name: String) -> EdgeBuilder {
[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] 110 |     fn addE(&mut self, name: String) -> EdgeBuilder<'_> {
[INFO] [stderr]     |                                                    ++++
[INFO] [stderr] 
[INFO] [stderr] warning: method `V` should have a snake case name
[INFO] [stderr]    --> src/Graph.rs:117:8
[INFO] [stderr]     |
[INFO] [stderr] 117 |     fn V(&self) -> &Vec<Vertex> {
[INFO] [stderr]     |        ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stderr] 
[INFO] [stderr] warning: method `E` should have a snake case name
[INFO] [stderr]    --> src/Graph.rs:121:8
[INFO] [stderr]     |
[INFO] [stderr] 121 |     fn E(&self) -> &Vec<Edge> {
[INFO] [stderr]     |        ^ help: convert the identifier to snake case: `e`
[INFO] [stderr] 
[INFO] [stderr] warning: `basic_and_recursive_traversal` (lib) generated 19 warnings (run `cargo fix --lib -p basic_and_recursive_traversal` to apply 1 suggestion)
[INFO] [stderr] warning: field `name` is never read
[INFO] [stderr]   --> src/Graph.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct Graph {
[INFO] [stderr]    |        ----- field in this struct
[INFO] [stderr] 11 |     name: String,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `inE` is never used
[INFO] [stderr]   --> src/Graph.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | trait VecExt {
[INFO] [stderr]    |       ------ method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 32 |     fn inE(&self, edge_name: &str) -> Vec<&Edge>;
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `to` is never read
[INFO] [stderr]   --> src/Graph.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 79 | struct Edge {
[INFO] [stderr]    |        ---- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 82 |     to: String,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: `basic_and_recursive_traversal` (lib test) generated 12 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/basic_and_recursive_traversal-9b731d468a5b102b)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test Graph::tests::add_e_from_to_chained_adds_edge_to_graph ... ok
[INFO] [stdout] test Graph::tests::add_v_adds_vertex_to_graph ... ok
[INFO] [stdout] test Graph::tests::e_returns_all_edges ... ok
[INFO] [stdout] test Graph::tests::add_2_vertices_to_graph ... ok
[INFO] [stdout] test Graph::tests::add_e_to_graph ... ok
[INFO] [stdout] test Graph::tests::v_has_returns_matching_properties ... ok
[INFO] [stdout] test Graph::tests::v_returns_all_vertices ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test Graph::tests::out_e_returns_matching_edges ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- Graph::tests::out_e_returns_matching_edges stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'Graph::tests::out_e_returns_matching_edges' (30) panicked at src/Graph.rs:226:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 0
[INFO] [stdout]  right: 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58180327d89a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58180327d89a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::trace_unsynchronized::<std[b80a194dd3c418bb]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58180327d89a - std[b80a194dd3c418bb]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58180327d89a - <<std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[10b6fa85044e1869]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58180329153a - <core[10b6fa85044e1869]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58180329153a - core[10b6fa85044e1869]::fmt::write
[INFO] [stdout]    6:     0x581803282122 - std[b80a194dd3c418bb]::io::default_write_fmt::<alloc[dd269455e567d8e9]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x581803282122 - <alloc[dd269455e567d8e9]::vec::Vec<u8> as std[b80a194dd3c418bb]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x58180325caaf - <std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58180325caaf - std[b80a194dd3c418bb]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x581803275e09 - std[b80a194dd3c418bb]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x581803212e6c - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x581803212e6c - test[826cbc6ef54ab466]::test_main_with_exit_callback::<test[826cbc6ef54ab466]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x581803275fc2 - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x581803275fc2 - std[b80a194dd3c418bb]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58180325cb68 - std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x581803254509 - std[b80a194dd3c418bb]::sys::backtrace::__rust_end_short_backtrace::<std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58180325d87d - __rustc[9698a3e60dd14283]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x581803291dac - core[10b6fa85044e1869]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x581803291c63 - core[10b6fa85044e1869]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x58180328e318 - core[10b6fa85044e1869]::panicking::assert_failed::<usize, usize>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x581803203780 - basic_and_recursive_traversal::Graph::tests::out_e_returns_matching_edges::h48afae4e27bde113
[INFO] [stdout]                                at /opt/rustwide/workdir/src/Graph.rs:226:9
[INFO] [stdout]   22:     0x581803203a17 - basic_and_recursive_traversal::Graph::tests::out_e_returns_matching_edges::{{closure}}::hdb253abbb94bc9c9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/Graph.rs:219:38
[INFO] [stdout]   23:     0x581803204ab6 - core::ops::function::FnOnce::call_once::hf5a908bbceb69d77
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x581803206f4b - <fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x581803206f4b - test[826cbc6ef54ab466]::__rust_begin_short_backtrace::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x58180321393b - test[826cbc6ef54ab466]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x58180321393b - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x58180321393b - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x58180321393b - std[b80a194dd3c418bb]::panicking::catch_unwind::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x58180321393b - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x58180321393b - test[826cbc6ef54ab466]::run_test_in_process
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x58180321393b - test[826cbc6ef54ab466]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x58180320f054 - test[826cbc6ef54ab466]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x58180320f054 - std[b80a194dd3c418bb]::sys::backtrace::__rust_begin_short_backtrace::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x581803216542 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x581803216542 - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x581803216542 - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x581803216542 - std[b80a194dd3c418bb]::panicking::catch_unwind::<(), core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x581803216542 - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x581803216542 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x581803216542 - <std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1} as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x58180327d1af - <alloc[dd269455e567d8e9]::boxed::Box<dyn core[10b6fa85044e1869]::ops::function::FnOnce<(), Output = ()> + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   43:     0x58180327d1af - <std[b80a194dd3c418bb]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   44:     0x72aef58c6aa4 - <unknown>
[INFO] [stdout]   45:     0x72aef5953a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     Graph::tests::out_e_returns_matching_edges
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 8 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "04abb355a1530c1cf485c5e96d6d0bc3b0c8850489455c9b96e64156dd2abb77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04abb355a1530c1cf485c5e96d6d0bc3b0c8850489455c9b96e64156dd2abb77", kill_on_drop: false }`
[INFO] [stdout] 04abb355a1530c1cf485c5e96d6d0bc3b0c8850489455c9b96e64156dd2abb77
