[INFO] fetching crate ripmap 0.1.0...
[INFO] checking ripmap-0.1.0 against master#377656d3dd3f9c23a9c8713e163f4365a5261a84 for pr-146470-4
[INFO] extracting crate ripmap 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ripmap 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ripmap 0.1.0
[INFO] tweaked toml for crates.io crate ripmap 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ripmap 0.1.0 on toolchain 377656d3dd3f9c23a9c8713e163f4365a5261a84
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ripmap 0.1.0 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" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "7d331cb50a87b407b7bfeb74ff2d94829bb3bbaf2551a41a283d3b44702dbe75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d331cb50a87b407b7bfeb74ff2d94829bb3bbaf2551a41a283d3b44702dbe75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d331cb50a87b407b7bfeb74ff2d94829bb3bbaf2551a41a283d3b44702dbe75", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "c0d2bc814a8e10908c4c61c22b4484130e252819fb8b0aded45945a830fc6187", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]    --> src/rendering/directory.rs:668:9
[INFO] [stdout]     |
[INFO] [stdout] 668 |     use std::sync::Arc;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TagKind`
[INFO] [stdout]   --> src/callgraph/resolver.rs:11:25
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::types::{Tag, TagKind};
[INFO] [stdout]    |                         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]   --> src/callgraph/strategies.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::sync::Arc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_set`
[INFO] [stdout]   --> src/ranking/coupling.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let file_set: HashMap<String, &Path> = files
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_set`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/training/gridsearch.rs:368:9
[INFO] [stdout]     |
[INFO] [stdout] 368 |     let mut strata: Vec<Vec<usize>> = (0..ndim)
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/training/metrics.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let n = per_case.len() as f64;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_set`
[INFO] [stdout]   --> src/ranking/coupling.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let file_set: HashMap<String, &Path> = files
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_set`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/training/gridsearch.rs:368:9
[INFO] [stdout]     |
[INFO] [stdout] 368 |     let mut strata: Vec<Vec<usize>> = (0..ndim)
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/training/metrics.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let n = per_case.len() as f64;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `METHOD` is never used
[INFO] [stdout]    --> src/extraction/parser.rs:427:16
[INFO] [stdout]     |
[INFO] [stdout] 427 |     pub static METHOD: Lazy<Regex> = Lazy::new(|| {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_tags_treesitter` is never used
[INFO] [stdout]   --> src/extraction/tags.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub fn extract_tags_treesitter(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `C_SHARP` is never used
[INFO] [stdout]   --> src/extraction/treesitter.rs:38:15
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub const C_SHARP: &str = include_str!("../../queries/c_sharp-tags.scm");
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `KOTLIN` is never used
[INFO] [stdout]   --> src/extraction/treesitter.rs:39:15
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub const KOTLIN: &str = include_str!("../../queries/kotlin-tags.scm");
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SCALA` is never used
[INFO] [stdout]   --> src/extraction/treesitter.rs:40:15
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub const SCALA: &str = include_str!("../../queries/scala-tags.scm");
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `field_name` is never used
[INFO] [stdout]    --> src/rendering/colors.rs:131:12
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl Colorizer {
[INFO] [stdout]     | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 131 |     pub fn field_name(s: &str) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Promptgram` instead of cloning the inner type
[INFO] [stdout]    --> src/training_outer/mesa.rs:332:43
[INFO] [stdout]     |
[INFO] [stdout] 332 |                 candidates.last().unwrap().clone().clone(),
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]     --> src/bin/ripmap-train.rs:1103:9
[INFO] [stdout]      |
[INFO] [stdout] 1103 |     use rand::Rng;
[INFO] [stdout]      |         ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]     --> src/bin/ripmap-train.rs:1103:9
[INFO] [stdout]      |
[INFO] [stdout] 1103 |     use rand::Rng;
[INFO] [stdout]      |         ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `METHOD` is never used
[INFO] [stdout]    --> src/extraction/parser.rs:427:16
[INFO] [stdout]     |
[INFO] [stdout] 427 |     pub static METHOD: Lazy<Regex> = Lazy::new(|| {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `C_SHARP` is never used
[INFO] [stdout]   --> src/extraction/treesitter.rs:38:15
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub const C_SHARP: &str = include_str!("../../queries/c_sharp-tags.scm");
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `KOTLIN` is never used
[INFO] [stdout]   --> src/extraction/treesitter.rs:39:15
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub const KOTLIN: &str = include_str!("../../queries/kotlin-tags.scm");
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SCALA` is never used
[INFO] [stdout]   --> src/extraction/treesitter.rs:40:15
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub const SCALA: &str = include_str!("../../queries/scala-tags.scm");
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `field_name` is never used
[INFO] [stdout]    --> src/rendering/colors.rs:131:12
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl Colorizer {
[INFO] [stdout]     | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 131 |     pub fn field_name(s: &str) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&promptgram::Promptgram` instead of cloning the inner type
[INFO] [stdout]    --> src/training_outer/mesa.rs:332:43
[INFO] [stdout]     |
[INFO] [stdout] 332 |                 candidates.last().unwrap().clone().clone(),
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/ripmap-train.rs:920:9
[INFO] [stdout]     |
[INFO] [stdout] 920 |     let mut points = sample_points(&grid, strategy, args.budget, args.seed);
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/ripmap-train.rs:920:9
[INFO] [stdout]     |
[INFO] [stdout] 920 |     let mut points = sample_points(&grid, strategy, args.budget, args.seed);
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "c0d2bc814a8e10908c4c61c22b4484130e252819fb8b0aded45945a830fc6187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0d2bc814a8e10908c4c61c22b4484130e252819fb8b0aded45945a830fc6187", kill_on_drop: false }`
[INFO] [stdout] c0d2bc814a8e10908c4c61c22b4484130e252819fb8b0aded45945a830fc6187
