[INFO] cloning repository https://github.com/ogioldat/comprehansive-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ogioldat/comprehansive-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fogioldat%2Fcomprehansive-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fogioldat%2Fcomprehansive-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 299c846bb96d1764bb4921cfa864f45a21e68082 [INFO] testing ogioldat/comprehansive-rust against beta-2025-10-28 for beta-1.92-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fogioldat%2Fcomprehansive-rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ogioldat/comprehansive-rust [INFO] finished tweaking git repo https://github.com/ogioldat/comprehansive-rust [INFO] tweaked toml for git repo https://github.com/ogioldat/comprehansive-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ogioldat/comprehansive-rust on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ogioldat/comprehansive-rust 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-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ef35c7bb24559699ec07d6a698d5f13c108784bf7ecc47587c0a4948db68b9a4 [INFO] running `Command { std: "docker" "start" "-a" "ef35c7bb24559699ec07d6a698d5f13c108784bf7ecc47587c0a4948db68b9a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ef35c7bb24559699ec07d6a698d5f13c108784bf7ecc47587c0a4948db68b9a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef35c7bb24559699ec07d6a698d5f13c108784bf7ecc47587c0a4948db68b9a4", kill_on_drop: false }` [INFO] [stdout] ef35c7bb24559699ec07d6a698d5f13c108784bf7ecc47587c0a4948db68b9a4 [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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c26e2d15dc533a1a37c69e2f1b72caaf300ea6f105bc296de0fb87030ee11f6f [INFO] running `Command { std: "docker" "start" "-a" "c26e2d15dc533a1a37c69e2f1b72caaf300ea6f105bc296de0fb87030ee11f6f", kill_on_drop: false }` [INFO] [stderr] Compiling compr-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/builder_type.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | fn new(name: impl Into) -> Self { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [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/builder_type.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | fn authors(mut self, authors: Vec) -> Self { [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: `authors` [INFO] [stdout] --> src/builder_type.rs:47:26 [INFO] [stdout] | [INFO] [stdout] 47 | fn authors(mut self, authors: Vec) -> Self { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_authors` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/builder_type.rs:52:19 [INFO] [stdout] | [INFO] [stdout] 52 | fn dependency(mut self, dependency: Dependency) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dependency` [INFO] [stdout] --> src/builder_type.rs:52:29 [INFO] [stdout] | [INFO] [stdout] 52 | fn dependency(mut self, dependency: Dependency) -> Self { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dependency` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/builder_type.rs:57:17 [INFO] [stdout] | [INFO] [stdout] 57 | fn language(mut self, language: Language) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `language` [INFO] [stdout] --> src/builder_type.rs:57:27 [INFO] [stdout] | [INFO] [stdout] 57 | fn language(mut self, language: Language) -> Self { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_language` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Java` and `Perl` are never constructed [INFO] [stdout] --> src/builder_type.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | enum Language { [INFO] [stdout] | -------- variants in this enum [INFO] [stdout] 3 | Rust, [INFO] [stdout] 4 | Java, [INFO] [stdout] | ^^^^ [INFO] [stdout] 5 | Perl, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Language` 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] warning: fields `name` and `version_expression` are never read [INFO] [stdout] --> src/builder_type.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | struct Dependency { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 10 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 11 | version_expression: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Dependency` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `authors`, `dependencies`, and `language` are never read [INFO] [stdout] --> src/builder_type.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | struct Package { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 17 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 18 | version: String, [INFO] [stdout] 19 | authors: Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 20 | dependencies: Vec, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 21 | language: Option, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Package` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Counter` is never constructed [INFO] [stdout] --> src/counter.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Counter { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `count`, and `times_seen` are never used [INFO] [stdout] --> src/counter.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 9 | impl Counter { [INFO] [stdout] | ----------------------------- associated items in this implementation [INFO] [stdout] 10 | /// Create a new Counter. [INFO] [stdout] 11 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | fn count(&mut self, value: K) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | fn times_seen(&self, value: K) -> u64 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `counter` is never used [INFO] [stdout] --> src/counter.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn counter() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `LessThan` is never used [INFO] [stdout] --> src/generic_min.rs:1:7 [INFO] [stdout] | [INFO] [stdout] 1 | trait LessThan { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Citation` is never constructed [INFO] [stdout] --> src/generic_min.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Citation { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `min` is never used [INFO] [stdout] --> src/generic_min.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn min(c1: T, c2: T) -> T { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `generic_min` is never used [INFO] [stdout] --> src/generic_min.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn generic_min() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Logger` is never used [INFO] [stdout] --> src/logger.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait Logger { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `StderrLogger` is never constructed [INFO] [stdout] --> src/logger.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | struct StderrLogger; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `do_things` is never used [INFO] [stdout] --> src/logger.rs:16:4 [INFO] [stdout] | [INFO] [stdout] 16 | fn do_things(logger: &impl Logger) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `VerbosityFilter` is never constructed [INFO] [stdout] --> src/logger.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | struct VerbosityFilter { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `logger` is never used [INFO] [stdout] --> src/logger.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn logger() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RotDecoder` is never constructed [INFO] [stdout] --> src/rot.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct RotDecoder { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `rot` is never used [INFO] [stdout] --> src/rot.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn rot() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s [INFO] running `Command { std: "docker" "inspect" "c26e2d15dc533a1a37c69e2f1b72caaf300ea6f105bc296de0fb87030ee11f6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c26e2d15dc533a1a37c69e2f1b72caaf300ea6f105bc296de0fb87030ee11f6f", kill_on_drop: false }` [INFO] [stdout] c26e2d15dc533a1a37c69e2f1b72caaf300ea6f105bc296de0fb87030ee11f6f [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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 742e619c494cfce33db01ed8240f0d0713e9a4cd768340ab1ff6c05add9a687f [INFO] running `Command { std: "docker" "start" "-a" "742e619c494cfce33db01ed8240f0d0713e9a4cd768340ab1ff6c05add9a687f", kill_on_drop: false }` [INFO] [stderr] Compiling compr-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/builder_type.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | fn new(name: impl Into) -> Self { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [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/builder_type.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | fn authors(mut self, authors: Vec) -> Self { [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: `authors` [INFO] [stdout] --> src/builder_type.rs:47:26 [INFO] [stdout] | [INFO] [stdout] 47 | fn authors(mut self, authors: Vec) -> Self { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_authors` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/builder_type.rs:52:19 [INFO] [stdout] | [INFO] [stdout] 52 | fn dependency(mut self, dependency: Dependency) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dependency` [INFO] [stdout] --> src/builder_type.rs:52:29 [INFO] [stdout] | [INFO] [stdout] 52 | fn dependency(mut self, dependency: Dependency) -> Self { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dependency` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/builder_type.rs:57:17 [INFO] [stdout] | [INFO] [stdout] 57 | fn language(mut self, language: Language) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `language` [INFO] [stdout] --> src/builder_type.rs:57:27 [INFO] [stdout] | [INFO] [stdout] 57 | fn language(mut self, language: Language) -> Self { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_language` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Java` and `Perl` are never constructed [INFO] [stdout] --> src/builder_type.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | enum Language { [INFO] [stdout] | -------- variants in this enum [INFO] [stdout] 3 | Rust, [INFO] [stdout] 4 | Java, [INFO] [stdout] | ^^^^ [INFO] [stdout] 5 | Perl, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Language` 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] warning: fields `name` and `version_expression` are never read [INFO] [stdout] --> src/builder_type.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | struct Dependency { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 10 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 11 | version_expression: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Dependency` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `authors`, `dependencies`, and `language` are never read [INFO] [stdout] --> src/builder_type.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | struct Package { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 17 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 18 | version: String, [INFO] [stdout] 19 | authors: Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 20 | dependencies: Vec, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 21 | language: Option, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Package` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Counter` is never constructed [INFO] [stdout] --> src/counter.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Counter { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `count`, and `times_seen` are never used [INFO] [stdout] --> src/counter.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 9 | impl Counter { [INFO] [stdout] | ----------------------------- associated items in this implementation [INFO] [stdout] 10 | /// Create a new Counter. [INFO] [stdout] 11 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | fn count(&mut self, value: K) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | fn times_seen(&self, value: K) -> u64 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `counter` is never used [INFO] [stdout] --> src/counter.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn counter() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `LessThan` is never used [INFO] [stdout] --> src/generic_min.rs:1:7 [INFO] [stdout] | [INFO] [stdout] 1 | trait LessThan { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Citation` is never constructed [INFO] [stdout] --> src/generic_min.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Citation { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `min` is never used [INFO] [stdout] --> src/generic_min.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn min(c1: T, c2: T) -> T { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `generic_min` is never used [INFO] [stdout] --> src/generic_min.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn generic_min() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Logger` is never used [INFO] [stdout] --> src/logger.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait Logger { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `StderrLogger` is never constructed [INFO] [stdout] --> src/logger.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | struct StderrLogger; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `do_things` is never used [INFO] [stdout] --> src/logger.rs:16:4 [INFO] [stdout] | [INFO] [stdout] 16 | fn do_things(logger: &impl Logger) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `VerbosityFilter` is never constructed [INFO] [stdout] --> src/logger.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | struct VerbosityFilter { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `logger` is never used [INFO] [stdout] --> src/logger.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn logger() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `rot` is never used [INFO] [stdout] --> src/rot.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn rot() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s [INFO] running `Command { std: "docker" "inspect" "742e619c494cfce33db01ed8240f0d0713e9a4cd768340ab1ff6c05add9a687f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "742e619c494cfce33db01ed8240f0d0713e9a4cd768340ab1ff6c05add9a687f", kill_on_drop: false }` [INFO] [stdout] 742e619c494cfce33db01ed8240f0d0713e9a4cd768340ab1ff6c05add9a687f [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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d98591534c91e34dd426e52a2287d23bf6482a66915a543360e6feb2676804f6 [INFO] running `Command { std: "docker" "start" "-a" "d98591534c91e34dd426e52a2287d23bf6482a66915a543360e6feb2676804f6", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `name` [INFO] [stderr] --> src/builder_type.rs:36:12 [INFO] [stderr] | [INFO] [stderr] 36 | fn new(name: impl Into) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/builder_type.rs:47:16 [INFO] [stderr] | [INFO] [stderr] 47 | fn authors(mut self, authors: Vec) -> Self { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `authors` [INFO] [stderr] --> src/builder_type.rs:47:26 [INFO] [stderr] | [INFO] [stderr] 47 | fn authors(mut self, authors: Vec) -> Self { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_authors` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/builder_type.rs:52:19 [INFO] [stderr] | [INFO] [stderr] 52 | fn dependency(mut self, dependency: Dependency) -> Self { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dependency` [INFO] [stderr] --> src/builder_type.rs:52:29 [INFO] [stderr] | [INFO] [stderr] 52 | fn dependency(mut self, dependency: Dependency) -> Self { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dependency` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/builder_type.rs:57:17 [INFO] [stderr] | [INFO] [stderr] 57 | fn language(mut self, language: Language) -> Self { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `language` [INFO] [stderr] --> src/builder_type.rs:57:27 [INFO] [stderr] | [INFO] [stderr] 57 | fn language(mut self, language: Language) -> Self { [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_language` [INFO] [stderr] [INFO] [stderr] warning: variants `Java` and `Perl` are never constructed [INFO] [stderr] --> src/builder_type.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 2 | enum Language { [INFO] [stderr] | -------- variants in this enum [INFO] [stderr] 3 | Rust, [INFO] [stderr] 4 | Java, [INFO] [stderr] | ^^^^ [INFO] [stderr] 5 | Perl, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Language` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: fields `name` and `version_expression` are never read [INFO] [stderr] --> src/builder_type.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 9 | struct Dependency { [INFO] [stderr] | ---------- fields in this struct [INFO] [stderr] 10 | name: String, [INFO] [stderr] | ^^^^ [INFO] [stderr] 11 | version_expression: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Dependency` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: fields `name`, `authors`, `dependencies`, and `language` are never read [INFO] [stderr] --> src/builder_type.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 16 | struct Package { [INFO] [stderr] | ------- fields in this struct [INFO] [stderr] 17 | name: String, [INFO] [stderr] | ^^^^ [INFO] [stderr] 18 | version: String, [INFO] [stderr] 19 | authors: Vec, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 20 | dependencies: Vec, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] 21 | language: Option, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Package` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: struct `Counter` is never constructed [INFO] [stderr] --> src/counter.rs:5:8 [INFO] [stderr] | [INFO] [stderr] 5 | struct Counter { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new`, `count`, and `times_seen` are never used [INFO] [stderr] --> src/counter.rs:11:8 [INFO] [stderr] | [INFO] [stderr] 9 | impl Counter { [INFO] [stderr] | ----------------------------- associated items in this implementation [INFO] [stderr] 10 | /// Create a new Counter. [INFO] [stderr] 11 | fn new() -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 18 | fn count(&mut self, value: K) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] ... [INFO] [stderr] 27 | fn times_seen(&self, value: K) -> u64 { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `counter` is never used [INFO] [stderr] --> src/counter.rs:32:8 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn counter() { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `LessThan` is never used [INFO] [stderr] --> src/generic_min.rs:1:7 [INFO] [stderr] | [INFO] [stderr] 1 | trait LessThan { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Citation` is never constructed [INFO] [stderr] --> src/generic_min.rs:7:8 [INFO] [stderr] | [INFO] [stderr] 7 | struct Citation { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `min` is never used [INFO] [stderr] --> src/generic_min.rs:26:4 [INFO] [stderr] | [INFO] [stderr] 26 | fn min(c1: T, c2: T) -> T { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function `generic_min` is never used [INFO] [stderr] --> src/generic_min.rs:33:8 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn generic_min() { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `Logger` is never used [INFO] [stderr] --> src/logger.rs:3:11 [INFO] [stderr] | [INFO] [stderr] 3 | pub trait Logger { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `StderrLogger` is never constructed [INFO] [stderr] --> src/logger.rs:8:8 [INFO] [stderr] | [INFO] [stderr] 8 | struct StderrLogger; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `do_things` is never used [INFO] [stderr] --> src/logger.rs:16:4 [INFO] [stderr] | [INFO] [stderr] 16 | fn do_things(logger: &impl Logger) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `VerbosityFilter` is never constructed [INFO] [stderr] --> src/logger.rs:22:8 [INFO] [stderr] | [INFO] [stderr] 22 | struct VerbosityFilter { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `logger` is never used [INFO] [stderr] --> src/logger.rs:35:8 [INFO] [stderr] | [INFO] [stderr] 35 | pub fn logger() { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `rot` is never used [INFO] [stderr] --> src/rot.rs:29:8 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn rot() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: `compr-rust` (bin "compr-rust" test) generated 23 warnings (run `cargo fix --bin "compr-rust" -p compr-rust --tests` to apply 7 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/compr_rust-850a8710650406a8) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test rot::test::binary ... ok [INFO] [stdout] test rot::test::joke ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d98591534c91e34dd426e52a2287d23bf6482a66915a543360e6feb2676804f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d98591534c91e34dd426e52a2287d23bf6482a66915a543360e6feb2676804f6", kill_on_drop: false }` [INFO] [stdout] d98591534c91e34dd426e52a2287d23bf6482a66915a543360e6feb2676804f6