[INFO] fetching crate bellande_node_importance 0.1.3...
[INFO] checking bellande_node_importance-0.1.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate bellande_node_importance 0.1.3 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate bellande_node_importance 0.1.3
[INFO] finished tweaking crates.io crate bellande_node_importance 0.1.3
[INFO] tweaked toml for crates.io crate bellande_node_importance 0.1.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bellande_node_importance 0.1.3 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 174 packages to latest compatible versions
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.24)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 135f93f56591f1d52b7f5469823ea924a907b4c7a23eaf45121138d2d7431910
[INFO] running `Command { std: "docker" "start" "-a" "135f93f56591f1d52b7f5469823ea924a907b4c7a23eaf45121138d2d7431910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "135f93f56591f1d52b7f5469823ea924a907b4c7a23eaf45121138d2d7431910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "135f93f56591f1d52b7f5469823ea924a907b4c7a23eaf45121138d2d7431910", kill_on_drop: false }`
[INFO] [stdout] 135f93f56591f1d52b7f5469823ea924a907b4c7a23eaf45121138d2d7431910
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d7fae7d40f3cf7a55485910349ec2beae047eed6ca472e56a529b23f0e10e19
[INFO] running `Command { std: "docker" "start" "-a" "2d7fae7d40f3cf7a55485910349ec2beae047eed6ca472e56a529b23f0e10e19", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling cc v1.2.45
[INFO] [stderr]     Checking tokio v1.48.0
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[INFO] [stderr]     Checking bellande_node_importance v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/bellande_node_importance.rs:20:20
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::process::{self, Command};
[INFO] [stdout]    |                    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/bellande_node_importance.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Opt {
[INFO] [stdout]    |        --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 33 |     node: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     recent_nodes: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     important_nodes: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     adjacent_segments: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     grid_steps: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     min_segment_coverage: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     use_executable: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bellande_node_importance.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     #[structopt(
[INFO] [stdout] 30 | |         long,
[INFO] [stdout] 31 | |         help = "Node to evaluate as JSON object with coordinates and segment"
[INFO] [stdout] 32 | |     )]
[INFO] [stdout] 33 | |     node: String,
[INFO] [stdout]    | |________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bellande_node_importance.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | /     #[structopt(long, help = "List of recent nodes as JSON array")]
[INFO] [stdout] 36 | |     recent_nodes: String,
[INFO] [stdout]    | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bellande_node_importance.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | /     #[structopt(long, help = "Dictionary of important nodes by segment as JSON object")]
[INFO] [stdout] 39 | |     important_nodes: String,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bellande_node_importance.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     #[structopt(long, help = "Dictionary of adjacent segments as JSON object")]
[INFO] [stdout] 42 | |     adjacent_segments: String,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bellande_node_importance.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     #[structopt(long, help = "Grid steps for each dimension as JSON array")]
[INFO] [stdout] 45 | |     grid_steps: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/bellande_node_importance.rs:20:20
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::process::{self, Command};
[INFO] [stdout]    |                    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bellande_node_importance` (lib test) due to 5 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/bellande_node_importance.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Opt {
[INFO] [stdout]    |        --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 33 |     node: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     recent_nodes: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     important_nodes: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     adjacent_segments: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     grid_steps: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     min_segment_coverage: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     use_executable: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bellande_node_importance.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     #[structopt(
[INFO] [stdout] 30 | |         long,
[INFO] [stdout] 31 | |         help = "Node to evaluate as JSON object with coordinates and segment"
[INFO] [stdout] 32 | |     )]
[INFO] [stdout] 33 | |     node: String,
[INFO] [stdout]    | |________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bellande_node_importance.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | /     #[structopt(long, help = "List of recent nodes as JSON array")]
[INFO] [stdout] 36 | |     recent_nodes: String,
[INFO] [stdout]    | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bellande_node_importance.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | /     #[structopt(long, help = "Dictionary of important nodes by segment as JSON object")]
[INFO] [stdout] 39 | |     important_nodes: String,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bellande_node_importance.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     #[structopt(long, help = "Dictionary of adjacent segments as JSON object")]
[INFO] [stdout] 42 | |     adjacent_segments: String,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bellande_node_importance.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     #[structopt(long, help = "Grid steps for each dimension as JSON array")]
[INFO] [stdout] 45 | |     grid_steps: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bellande_node_importance` (lib) due to 5 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2d7fae7d40f3cf7a55485910349ec2beae047eed6ca472e56a529b23f0e10e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d7fae7d40f3cf7a55485910349ec2beae047eed6ca472e56a529b23f0e10e19", kill_on_drop: false }`
[INFO] [stdout] 2d7fae7d40f3cf7a55485910349ec2beae047eed6ca472e56a529b23f0e10e19
