[INFO] fetching crate mutcrab 0.1.1...
[INFO] testing mutcrab-0.1.1 against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] extracting crate mutcrab 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mutcrab 0.1.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mutcrab 0.1.1
[INFO] tweaked toml for crates.io crate mutcrab 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mutcrab 0.1.1 on toolchain b8e88e5ddf5521a9f43ee3f62a702388c713e4bb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mutcrab 0.1.1 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" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21dff21fe5b9c26de1eabc510bf72184f5b11777fe8df5438a61b47b7709bb17
[INFO] running `Command { std: "docker" "start" "-a" "21dff21fe5b9c26de1eabc510bf72184f5b11777fe8df5438a61b47b7709bb17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21dff21fe5b9c26de1eabc510bf72184f5b11777fe8df5438a61b47b7709bb17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21dff21fe5b9c26de1eabc510bf72184f5b11777fe8df5438a61b47b7709bb17", kill_on_drop: false }`
[INFO] [stdout] 21dff21fe5b9c26de1eabc510bf72184f5b11777fe8df5438a61b47b7709bb17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dca999a79fde4ff11f54bffb905b4b4957c80572e4dab1a9da91d761aa214233
[INFO] running `Command { std: "docker" "start" "-a" "dca999a79fde4ff11f54bffb905b4b4957c80572e4dab1a9da91d761aa214233", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutcrab v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `edgeMap` and `rootMap` are never read
[INFO] [stdout]  --> src/mutcrab/collection/graph/immutable_graph.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct ImmutableGraph<N> {
[INFO] [stdout]   |            -------------- fields in this struct
[INFO] [stdout] 7 |     nodeMap: HashMap<N, NodeIndex<N>>,
[INFO] [stdout] 8 |     edgeMap: HashMap<NodeIndex<N>, LinkedList<NodeIndex<N>>>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 9 |     rootMap: HashMap<NodeIndex<N>, bool>
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `index`, `nodeMap`, `edgeMap`, and `rootMap` are never read
[INFO] [stdout]   --> src/mutcrab/collection/graph/immutable_graph.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Builder<N> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 31 |     index: u32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 32 |     nodeMap: HashMap<N, NodeIndex<N>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 33 |     edgeMap: HashMap<NodeIndex<N>, LinkedList<NodeIndex<N>>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 34 |     rootMap: HashMap<NodeIndex<N>, bool>
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_node`, `add_edge`, and `build` are never used
[INFO] [stdout]   --> src/mutcrab/collection/graph/immutable_graph.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | / impl <N> Builder<N>
[INFO] [stdout] 38 | | where
[INFO] [stdout] 39 | |     N: Eq + Hash
[INFO] [stdout]    | |________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 49 |       fn add_node(&mut self, value: N) -> NodeIndex<N>
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |       fn add_edge(&mut self, src: NodeIndex<N>, dst: NodeIndex<N>) -> &mut Builder<N> {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |       fn build(self) -> ImmutableGraph<N> {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `nodeMap` should have a snake case name
[INFO] [stdout]  --> src/mutcrab/collection/graph/immutable_graph.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     nodeMap: HashMap<N, NodeIndex<N>>,
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to snake case: `node_map`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `edgeMap` should have a snake case name
[INFO] [stdout]  --> src/mutcrab/collection/graph/immutable_graph.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     edgeMap: HashMap<NodeIndex<N>, LinkedList<NodeIndex<N>>>,
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to snake case: `edge_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `rootMap` should have a snake case name
[INFO] [stdout]  --> src/mutcrab/collection/graph/immutable_graph.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     rootMap: HashMap<NodeIndex<N>, bool>
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to snake case: `root_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `nodeMap` should have a snake case name
[INFO] [stdout]   --> src/mutcrab/collection/graph/immutable_graph.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     nodeMap: HashMap<N, NodeIndex<N>>,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `node_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `edgeMap` should have a snake case name
[INFO] [stdout]   --> src/mutcrab/collection/graph/immutable_graph.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     edgeMap: HashMap<NodeIndex<N>, LinkedList<NodeIndex<N>>>,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `edge_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `rootMap` should have a snake case name
[INFO] [stdout]   --> src/mutcrab/collection/graph/immutable_graph.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     rootMap: HashMap<NodeIndex<N>, bool>
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `root_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "dca999a79fde4ff11f54bffb905b4b4957c80572e4dab1a9da91d761aa214233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dca999a79fde4ff11f54bffb905b4b4957c80572e4dab1a9da91d761aa214233", kill_on_drop: false }`
[INFO] [stdout] dca999a79fde4ff11f54bffb905b4b4957c80572e4dab1a9da91d761aa214233
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3520bdaed05a863b13627dd70a7e7428e50acb0bf21e31af1c8cc45a7044d5af
[INFO] running `Command { std: "docker" "start" "-a" "3520bdaed05a863b13627dd70a7e7428e50acb0bf21e31af1c8cc45a7044d5af", kill_on_drop: false }`
[INFO] [stdout] warning: fields `edgeMap` and `rootMap` are never read
[INFO] [stdout]  --> src/mutcrab/collection/graph/immutable_graph.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct ImmutableGraph<N> {
[INFO] [stdout]   |            -------------- fields in this struct
[INFO] [stdout] 7 |     nodeMap: HashMap<N, NodeIndex<N>>,
[INFO] [stdout] 8 |     edgeMap: HashMap<NodeIndex<N>, LinkedList<NodeIndex<N>>>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 9 |     rootMap: HashMap<NodeIndex<N>, bool>
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `index`, `nodeMap`, `edgeMap`, and `rootMap` are never read
[INFO] [stdout]   --> src/mutcrab/collection/graph/immutable_graph.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Builder<N> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 31 |     index: u32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 32 |     nodeMap: HashMap<N, NodeIndex<N>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 33 |     edgeMap: HashMap<NodeIndex<N>, LinkedList<NodeIndex<N>>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 34 |     rootMap: HashMap<NodeIndex<N>, bool>
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_node`, `add_edge`, and `build` are never used
[INFO] [stdout]   --> src/mutcrab/collection/graph/immutable_graph.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | / impl <N> Builder<N>
[INFO] [stdout] 38 | | where
[INFO] [stdout] 39 | |     N: Eq + Hash
[INFO] [stdout]    | |________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 49 |       fn add_node(&mut self, value: N) -> NodeIndex<N>
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |       fn add_edge(&mut self, src: NodeIndex<N>, dst: NodeIndex<N>) -> &mut Builder<N> {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |       fn build(self) -> ImmutableGraph<N> {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `nodeMap` should have a snake case name
[INFO] [stdout]  --> src/mutcrab/collection/graph/immutable_graph.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     nodeMap: HashMap<N, NodeIndex<N>>,
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to snake case: `node_map`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `edgeMap` should have a snake case name
[INFO] [stdout]  --> src/mutcrab/collection/graph/immutable_graph.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     edgeMap: HashMap<NodeIndex<N>, LinkedList<NodeIndex<N>>>,
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to snake case: `edge_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `rootMap` should have a snake case name
[INFO] [stdout]  --> src/mutcrab/collection/graph/immutable_graph.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     rootMap: HashMap<NodeIndex<N>, bool>
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to snake case: `root_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `nodeMap` should have a snake case name
[INFO] [stdout]   --> src/mutcrab/collection/graph/immutable_graph.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     nodeMap: HashMap<N, NodeIndex<N>>,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `node_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `edgeMap` should have a snake case name
[INFO] [stdout]   --> src/mutcrab/collection/graph/immutable_graph.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     edgeMap: HashMap<NodeIndex<N>, LinkedList<NodeIndex<N>>>,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `edge_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `rootMap` should have a snake case name
[INFO] [stdout]   --> src/mutcrab/collection/graph/immutable_graph.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     rootMap: HashMap<NodeIndex<N>, bool>
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `root_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mutcrab v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `mut_readwrite_test` is never used
[INFO] [stdout]    --> src/mutcrab/collection/list/lock_free_queue.rs:218:8
[INFO] [stdout]     |
[INFO] [stdout] 218 |     fn mut_readwrite_test() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/mutcrab/collection/list/lock_free_queue.rs:217:12
[INFO] [stdout]     |
[INFO] [stdout] 217 |     #[warn(dead_code)]
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `edgeMap` and `rootMap` are never read
[INFO] [stdout]  --> src/mutcrab/collection/graph/immutable_graph.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct ImmutableGraph<N> {
[INFO] [stdout]   |            -------------- fields in this struct
[INFO] [stdout] 7 |     nodeMap: HashMap<N, NodeIndex<N>>,
[INFO] [stdout] 8 |     edgeMap: HashMap<NodeIndex<N>, LinkedList<NodeIndex<N>>>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 9 |     rootMap: HashMap<NodeIndex<N>, bool>
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `nodeMap` should have a snake case name
[INFO] [stdout]  --> src/mutcrab/collection/graph/immutable_graph.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     nodeMap: HashMap<N, NodeIndex<N>>,
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to snake case: `node_map`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `edgeMap` should have a snake case name
[INFO] [stdout]  --> src/mutcrab/collection/graph/immutable_graph.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     edgeMap: HashMap<NodeIndex<N>, LinkedList<NodeIndex<N>>>,
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to snake case: `edge_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `rootMap` should have a snake case name
[INFO] [stdout]  --> src/mutcrab/collection/graph/immutable_graph.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     rootMap: HashMap<NodeIndex<N>, bool>
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to snake case: `root_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `nodeMap` should have a snake case name
[INFO] [stdout]   --> src/mutcrab/collection/graph/immutable_graph.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     nodeMap: HashMap<N, NodeIndex<N>>,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `node_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `edgeMap` should have a snake case name
[INFO] [stdout]   --> src/mutcrab/collection/graph/immutable_graph.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     edgeMap: HashMap<NodeIndex<N>, LinkedList<NodeIndex<N>>>,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `edge_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `rootMap` should have a snake case name
[INFO] [stdout]   --> src/mutcrab/collection/graph/immutable_graph.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     rootMap: HashMap<NodeIndex<N>, bool>
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `root_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "3520bdaed05a863b13627dd70a7e7428e50acb0bf21e31af1c8cc45a7044d5af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3520bdaed05a863b13627dd70a7e7428e50acb0bf21e31af1c8cc45a7044d5af", kill_on_drop: false }`
[INFO] [stdout] 3520bdaed05a863b13627dd70a7e7428e50acb0bf21e31af1c8cc45a7044d5af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b7ba4220c3002026c0dad204495cf16160e96b0c58294f5b178326c170961735
[INFO] running `Command { std: "docker" "start" "-a" "b7ba4220c3002026c0dad204495cf16160e96b0c58294f5b178326c170961735", kill_on_drop: false }`
[INFO] [stderr] warning: fields `edgeMap` and `rootMap` are never read
[INFO] [stderr]  --> src/mutcrab/collection/graph/immutable_graph.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct ImmutableGraph<N> {
[INFO] [stderr]   |            -------------- fields in this struct
[INFO] [stderr] 7 |     nodeMap: HashMap<N, NodeIndex<N>>,
[INFO] [stderr] 8 |     edgeMap: HashMap<NodeIndex<N>, LinkedList<NodeIndex<N>>>,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 9 |     rootMap: HashMap<NodeIndex<N>, bool>
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `index`, `nodeMap`, `edgeMap`, and `rootMap` are never read
[INFO] [stderr]   --> src/mutcrab/collection/graph/immutable_graph.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub struct Builder<N> {
[INFO] [stderr]    |            ------- fields in this struct
[INFO] [stderr] 31 |     index: u32,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 32 |     nodeMap: HashMap<N, NodeIndex<N>>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 33 |     edgeMap: HashMap<NodeIndex<N>, LinkedList<NodeIndex<N>>>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 34 |     rootMap: HashMap<NodeIndex<N>, bool>
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `add_node`, `add_edge`, and `build` are never used
[INFO] [stderr]   --> src/mutcrab/collection/graph/immutable_graph.rs:49:8
[INFO] [stderr]    |
[INFO] [stderr] 37 | / impl <N> Builder<N>
[INFO] [stderr] 38 | | where
[INFO] [stderr] 39 | |     N: Eq + Hash
[INFO] [stderr]    | |________________- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 49 |       fn add_node(&mut self, value: N) -> NodeIndex<N>
[INFO] [stderr]    |          ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 69 |       fn add_edge(&mut self, src: NodeIndex<N>, dst: NodeIndex<N>) -> &mut Builder<N> {
[INFO] [stderr]    |          ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 83 |       fn build(self) -> ImmutableGraph<N> {
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `nodeMap` should have a snake case name
[INFO] [stderr]  --> src/mutcrab/collection/graph/immutable_graph.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     nodeMap: HashMap<N, NodeIndex<N>>,
[INFO] [stderr]   |     ^^^^^^^ help: convert the identifier to snake case: `node_map`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `edgeMap` should have a snake case name
[INFO] [stderr]  --> src/mutcrab/collection/graph/immutable_graph.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     edgeMap: HashMap<NodeIndex<N>, LinkedList<NodeIndex<N>>>,
[INFO] [stderr]   |     ^^^^^^^ help: convert the identifier to snake case: `edge_map`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `rootMap` should have a snake case name
[INFO] [stderr]  --> src/mutcrab/collection/graph/immutable_graph.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     rootMap: HashMap<NodeIndex<N>, bool>
[INFO] [stderr]   |     ^^^^^^^ help: convert the identifier to snake case: `root_map`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `nodeMap` should have a snake case name
[INFO] [stderr]   --> src/mutcrab/collection/graph/immutable_graph.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     nodeMap: HashMap<N, NodeIndex<N>>,
[INFO] [stderr]    |     ^^^^^^^ help: convert the identifier to snake case: `node_map`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `edgeMap` should have a snake case name
[INFO] [stderr]   --> src/mutcrab/collection/graph/immutable_graph.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     edgeMap: HashMap<NodeIndex<N>, LinkedList<NodeIndex<N>>>,
[INFO] [stderr]    |     ^^^^^^^ help: convert the identifier to snake case: `edge_map`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `rootMap` should have a snake case name
[INFO] [stderr]   --> src/mutcrab/collection/graph/immutable_graph.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     rootMap: HashMap<NodeIndex<N>, bool>
[INFO] [stderr]    |     ^^^^^^^ help: convert the identifier to snake case: `root_map`
[INFO] [stderr] 
[INFO] [stderr] warning: `mutcrab` (lib) generated 9 warnings
[INFO] [stderr] warning: function `mut_readwrite_test` is never used
[INFO] [stderr]    --> src/mutcrab/collection/list/lock_free_queue.rs:218:8
[INFO] [stderr]     |
[INFO] [stderr] 218 |     fn mut_readwrite_test() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/mutcrab/collection/list/lock_free_queue.rs:217:12
[INFO] [stderr]     |
[INFO] [stderr] 217 |     #[warn(dead_code)]
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mutcrab` (lib test) generated 8 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mutcrab-204d06ea573549b9)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test mutcrab::collection::graph::immutable_graph::test1 ... ok
[INFO] [stdout] test mutcrab::collection::list::lock_free_queue::tests::single_readwrite_test ... ok
[INFO] [stdout] test mutcrab::collection::list::lock_free_queue::tests::mut_write_and_single_read_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/hashmap_test.rs (/opt/rustwide/target/debug/deps/hashmap_test-cf4643bcc7738f54)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test entry_get_test ... ok
[INFO] [stdout] test map_iterator_test ... ok
[INFO] [stdout] test my_map2_test ... ok
[INFO] [stdout] test hashmap_test ... ok
[INFO] [stdout] test remove_test ... ok
[INFO] [stdout] test entry_insert_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/linked_blocking_queue_test.rs (/opt/rustwide/target/debug/deps/linked_blocking_queue_test-9ee4032ef66c30a3)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_push_more_than_capacity ... ok
[INFO] [stdout] test test_take_on_empty_queue ... ok
[INFO] [stdout] test test_push_take_basic ... ok
[INFO] [stdout] test bench_mark_test ... ok
[INFO] [stdout] test single_read_write_test has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "b7ba4220c3002026c0dad204495cf16160e96b0c58294f5b178326c170961735", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7ba4220c3002026c0dad204495cf16160e96b0c58294f5b178326c170961735", kill_on_drop: false }`
[INFO] [stdout] b7ba4220c3002026c0dad204495cf16160e96b0c58294f5b178326c170961735
