[INFO] cloning repository https://github.com/UsairimIsani/link [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/UsairimIsani/link" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUsairimIsani%2Flink", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUsairimIsani%2Flink'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 40f7f9892cd96cf0792ff8764d09c6b508f4417f [INFO] testing UsairimIsani/link against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUsairimIsani%2Flink" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/UsairimIsani/link on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/UsairimIsani/link [INFO] finished tweaking git repo https://github.com/UsairimIsani/link [INFO] tweaked toml for git repo https://github.com/UsairimIsani/link written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/UsairimIsani/link already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8b383e3972195725442d3dad06ae6b1815c2cdd4f1a1117220280ef22e62465e [INFO] running `Command { std: "docker" "start" "-a" "8b383e3972195725442d3dad06ae6b1815c2cdd4f1a1117220280ef22e62465e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8b383e3972195725442d3dad06ae6b1815c2cdd4f1a1117220280ef22e62465e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b383e3972195725442d3dad06ae6b1815c2cdd4f1a1117220280ef22e62465e", kill_on_drop: false }` [INFO] [stdout] 8b383e3972195725442d3dad06ae6b1815c2cdd4f1a1117220280ef22e62465e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5822a524995e1988966b9afbe542bcf37cc79c75c2d7c324cb3e8ab369f9fff7 [INFO] running `Command { std: "docker" "start" "-a" "5822a524995e1988966b9afbe542bcf37cc79c75c2d7c324cb3e8ab369f9fff7", kill_on_drop: false }` [INFO] [stderr] Compiling link v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct is never constructed: `Graph` [INFO] [stdout] --> src/graph.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Graph { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/graph.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `insert_vertex` [INFO] [stdout] --> src/graph.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn insert_vertex(&mut self, vid: VertexId, vertex: V) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `insert_edge` [INFO] [stdout] --> src/graph.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn insert_edge(&mut self, from: VertexId, to: VertexId, edge: E) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/tree.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | value: T, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `parent` [INFO] [stdout] --> src/tree.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | parent: RwLock>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `children` [INFO] [stdout] --> src/tree.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | children: RwLock>>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/tree.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn new(value: T) -> Arc { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `insert` [INFO] [stdout] --> src/tree.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn insert(parent: &mut Arc>, node: &mut Arc>) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_value` [INFO] [stdout] --> src/tree.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 37 | pub fn get_value(&self) -> &T { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `type_of` [INFO] [stdout] --> src/main.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn type_of(_: T) -> &'static str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.84s [INFO] running `Command { std: "docker" "inspect" "5822a524995e1988966b9afbe542bcf37cc79c75c2d7c324cb3e8ab369f9fff7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5822a524995e1988966b9afbe542bcf37cc79c75c2d7c324cb3e8ab369f9fff7", kill_on_drop: false }` [INFO] [stdout] 5822a524995e1988966b9afbe542bcf37cc79c75c2d7c324cb3e8ab369f9fff7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6b3603bd5e11fb4bbe0dcfbee485a1edc8eda4f848ec19aebc8c96517257ae24 [INFO] running `Command { std: "docker" "start" "-a" "6b3603bd5e11fb4bbe0dcfbee485a1edc8eda4f848ec19aebc8c96517257ae24", kill_on_drop: false }` [INFO] [stderr] Compiling link v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `g` [INFO] [stdout] --> src/graph.rs:38:13 [INFO] [stdout] | [INFO] [stdout] 38 | let g: Graph = Graph::new(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `vertices` [INFO] [stdout] --> src/graph.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | vertices: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `adjacency` [INFO] [stdout] --> src/graph.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | adjacency: HashMap>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `insert_vertex` [INFO] [stdout] --> src/graph.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn insert_vertex(&mut self, vid: VertexId, vertex: V) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `insert_edge` [INFO] [stdout] --> src/graph.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn insert_edge(&mut self, from: VertexId, to: VertexId, edge: E) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `type_of` [INFO] [stdout] --> src/main.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn type_of(_: T) -> &'static str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.46s [INFO] running `Command { std: "docker" "inspect" "6b3603bd5e11fb4bbe0dcfbee485a1edc8eda4f848ec19aebc8c96517257ae24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b3603bd5e11fb4bbe0dcfbee485a1edc8eda4f848ec19aebc8c96517257ae24", kill_on_drop: false }` [INFO] [stdout] 6b3603bd5e11fb4bbe0dcfbee485a1edc8eda4f848ec19aebc8c96517257ae24 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3a3a77e55ce14d4e987de5ef3038065d8b3f684ff831320577337f36c1222aec [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3a3a77e55ce14d4e987de5ef3038065d8b3f684ff831320577337f36c1222aec", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused variable: `g` [INFO] [stdout] running 3 tests [INFO] [stderr] --> src/graph.rs:38:13 [INFO] [stdout] test graph::tests::create_graph ... ok [INFO] [stderr] | [INFO] [stdout] test tree::test::create_node ... ok [INFO] [stderr] 38 | let g: Graph = Graph::new(); [INFO] [stdout] test tree::test::insert_node ... ok [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] warning: field is never read: `vertices` [INFO] [stderr] --> src/graph.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | vertices: HashMap, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `adjacency` [INFO] [stderr] --> src/graph.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | adjacency: HashMap>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `insert_vertex` [INFO] [stderr] --> src/graph.rs:22:12 [INFO] [stderr] | [INFO] [stderr] 22 | pub fn insert_vertex(&mut self, vid: VertexId, vertex: V) { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `insert_edge` [INFO] [stderr] --> src/graph.rs:27:12 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn insert_edge(&mut self, from: VertexId, to: VertexId, edge: E) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `type_of` [INFO] [stderr] --> src/main.rs:6:4 [INFO] [stderr] | [INFO] [stderr] 6 | fn type_of(_: T) -> &'static str { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `link` (bin "link" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/link-3573304fb6cffadc) [INFO] running `Command { std: "docker" "inspect" "3a3a77e55ce14d4e987de5ef3038065d8b3f684ff831320577337f36c1222aec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a3a77e55ce14d4e987de5ef3038065d8b3f684ff831320577337f36c1222aec", kill_on_drop: false }` [INFO] [stdout] 3a3a77e55ce14d4e987de5ef3038065d8b3f684ff831320577337f36c1222aec