[INFO] cloning repository https://github.com/kashw2/The-Rust-Programming-Language [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kashw2/The-Rust-Programming-Language" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkashw2%2FThe-Rust-Programming-Language", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkashw2%2FThe-Rust-Programming-Language'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c6dd56078913e1052c1e80211bd7a494d92773cc [INFO] testing kashw2/The-Rust-Programming-Language against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkashw2%2FThe-Rust-Programming-Language" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/kashw2/The-Rust-Programming-Language [INFO] finished tweaking git repo https://github.com/kashw2/The-Rust-Programming-Language [INFO] tweaked toml for git repo https://github.com/kashw2/The-Rust-Programming-Language written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/kashw2/The-Rust-Programming-Language on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/kashw2/The-Rust-Programming-Language 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] | [INFO] [stderr] = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d0bac21503a4c806e8e2023b72176a2f967a613cdbc02428146d11236ccca606 [INFO] running `Command { std: "docker" "start" "-a" "d0bac21503a4c806e8e2023b72176a2f967a613cdbc02428146d11236ccca606", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d0bac21503a4c806e8e2023b72176a2f967a613cdbc02428146d11236ccca606", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0bac21503a4c806e8e2023b72176a2f967a613cdbc02428146d11236ccca606", kill_on_drop: false }` [INFO] [stdout] d0bac21503a4c806e8e2023b72176a2f967a613cdbc02428146d11236ccca606 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 618807bbf6dd98aa1b06cbba837d2f232be37d301d313ae66cbaf8fc74dae9b6 [INFO] running `Command { std: "docker" "start" "-a" "618807bbf6dd98aa1b06cbba837d2f232be37d301d313ae66cbaf8fc74dae9b6", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] | [INFO] [stderr] = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir/hello_cargo) [INFO] [stderr] Compiling structure_related_data v0.1.0 (/opt/rustwide/workdir/structure_related_data) [INFO] [stderr] Compiling generics_traits_lifetimes v0.1.0 (/opt/rustwide/workdir/generics_traits_lifetimes) [INFO] [stderr] Compiling understanding_ownership v0.1.0 (/opt/rustwide/workdir/understanding_ownership) [INFO] [stderr] Compiling iterators_and_closures v0.1.0 (/opt/rustwide/workdir/iterators_and_closures) [INFO] [stderr] Compiling growing_projects v0.1.0 (/opt/rustwide/workdir/growing_projects) [INFO] [stderr] Compiling error_handling v0.1.0 (/opt/rustwide/workdir/error_handling) [INFO] [stderr] Compiling common_collections v0.1.0 (/opt/rustwide/workdir/common_collections) [INFO] [stderr] Compiling enums_and_pattern_matching v0.1.0 (/opt/rustwide/workdir/enums_and_pattern_matching) [INFO] [stderr] Compiling running_automated_tests v0.1.0 (/opt/rustwide/workdir/running_automated_tests) [INFO] [stderr] Compiling hello_world v0.1.0 (/opt/rustwide/workdir/hello_world) [INFO] [stderr] Compiling minigrep v0.1.0 (/opt/rustwide/workdir/minigrep) [INFO] [stderr] Compiling common_programming_concepts v0.1.0 (/opt/rustwide/workdir/common_programming_concepts) [INFO] [stderr] Compiling getrandom v0.2.12 [INFO] [stdout] warning: unused variable: `propagated_file` [INFO] [stdout] --> error_handling/src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let propagated_file = File::open("hi.txt")?; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_propagated_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `LxWShape`, `Rectangle`, and `Shape` [INFO] [stdout] --> running_automated_tests/src/lib.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use shape::{LxWShape, Rectangle, Shape}; [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: `Pointer` [INFO] [stdout] --> generics_traits_lifetimes/src/main.rs:3:36 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fmt::{Display, Formatter, Pointer}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> iterators_and_closures/src/main.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | pub mod lib; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Debug` [INFO] [stdout] --> iterators_and_closures/src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `age` are never read [INFO] [stdout] --> common_collections/src/main.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 26 | Female { [INFO] [stdout] | ------ fields in this variant [INFO] [stdout] 27 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 28 | age: i32, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Person` 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: function `find_largest_number` is never used [INFO] [stdout] --> generics_traits_lifetimes/src/main.rs:32:4 [INFO] [stdout] | [INFO] [stdout] 32 | fn find_largest_number(vec: &Vec) -> Option<&i32> { [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 `name` and `age` are never read [INFO] [stdout] --> common_collections/src/main.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 30 | Male { [INFO] [stdout] | ---- fields in this variant [INFO] [stdout] 31 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 32 | age: i32, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_author` is never used [INFO] [stdout] --> generics_traits_lifetimes/src/main.rs:86:4 [INFO] [stdout] | [INFO] [stdout] 86 | fn find_author(item: &impl Summary) -> String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `first_name` and `last_name` are never read [INFO] [stdout] --> common_collections/src/main.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 66 | struct Employee { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 67 | first_name: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 68 | last_name: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Employee` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `age` are never read [INFO] [stdout] --> structure_related_data/src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | struct User { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 3 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 4 | age: i8, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `User` 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: method `area` is never used [INFO] [stdout] --> structure_related_data/src/main.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 14 | impl Rectangle { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] 15 | fn area(&self) -> i32 { self.length * self.width } [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> structure_related_data/src/main.rs:40:18 [INFO] [stdout] | [INFO] [stdout] 40 | struct Color(i16, i16, i16); [INFO] [stdout] | ----- ^^^ ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing these fields [INFO] [stdout] = note: `Color` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> minigrep/src/main.rs:42:23 [INFO] [stdout] | [INFO] [stdout] 42 | fn parse_config(args: &Vec) -> Config { [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 42 | fn parse_config(args: &Vec) -> Config<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling guessing_game v0.1.0 (/opt/rustwide/workdir/guessing_game) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.84s [INFO] running `Command { std: "docker" "inspect" "618807bbf6dd98aa1b06cbba837d2f232be37d301d313ae66cbaf8fc74dae9b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "618807bbf6dd98aa1b06cbba837d2f232be37d301d313ae66cbaf8fc74dae9b6", kill_on_drop: false }` [INFO] [stdout] 618807bbf6dd98aa1b06cbba837d2f232be37d301d313ae66cbaf8fc74dae9b6 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6db6c0babff5111d880d1e823ab32c6eaf393030698dfc6873354778d0790ee0 [INFO] running `Command { std: "docker" "start" "-a" "6db6c0babff5111d880d1e823ab32c6eaf393030698dfc6873354778d0790ee0", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] | [INFO] [stderr] = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling minigrep v0.1.0 (/opt/rustwide/workdir/minigrep) [INFO] [stderr] Compiling structure_related_data v0.1.0 (/opt/rustwide/workdir/structure_related_data) [INFO] [stderr] Compiling iterators_and_closures v0.1.0 (/opt/rustwide/workdir/iterators_and_closures) [INFO] [stderr] Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir/hello_cargo) [INFO] [stdout] warning: unused imports: `LxWShape`, `Rectangle`, and `Shape` [INFO] [stdout] --> running_automated_tests/src/lib.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use shape::{LxWShape, Rectangle, Shape}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling common_programming_concepts v0.1.0 (/opt/rustwide/workdir/common_programming_concepts) [INFO] [stderr] Compiling generics_traits_lifetimes v0.1.0 (/opt/rustwide/workdir/generics_traits_lifetimes) [INFO] [stderr] Compiling error_handling v0.1.0 (/opt/rustwide/workdir/error_handling) [INFO] [stderr] Compiling enums_and_pattern_matching v0.1.0 (/opt/rustwide/workdir/enums_and_pattern_matching) [INFO] [stderr] Compiling common_collections v0.1.0 (/opt/rustwide/workdir/common_collections) [INFO] [stderr] Compiling growing_projects v0.1.0 (/opt/rustwide/workdir/growing_projects) [INFO] [stderr] Compiling hello_world v0.1.0 (/opt/rustwide/workdir/hello_world) [INFO] [stderr] Compiling running_automated_tests v0.1.0 (/opt/rustwide/workdir/running_automated_tests) [INFO] [stderr] Compiling understanding_ownership v0.1.0 (/opt/rustwide/workdir/understanding_ownership) [INFO] [stderr] Compiling guessing_game v0.1.0 (/opt/rustwide/workdir/guessing_game) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> minigrep/src/main.rs:42:23 [INFO] [stdout] | [INFO] [stdout] 42 | fn parse_config(args: &Vec) -> Config { [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 42 | fn parse_config(args: &Vec) -> Config<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> iterators_and_closures/src/main.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | pub mod lib; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Debug` [INFO] [stdout] --> iterators_and_closures/src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `age` are never read [INFO] [stdout] --> structure_related_data/src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | struct User { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 3 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 4 | age: i8, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `User` 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: method `area` is never used [INFO] [stdout] --> structure_related_data/src/main.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 14 | impl Rectangle { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] 15 | fn area(&self) -> i32 { self.length * self.width } [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Pointer` [INFO] [stdout] --> generics_traits_lifetimes/src/main.rs:3:36 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fmt::{Display, Formatter, Pointer}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_largest_number` is never used [INFO] [stdout] --> generics_traits_lifetimes/src/main.rs:32:4 [INFO] [stdout] | [INFO] [stdout] 32 | fn find_largest_number(vec: &Vec) -> Option<&i32> { [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 `find_author` is never used [INFO] [stdout] --> generics_traits_lifetimes/src/main.rs:86:4 [INFO] [stdout] | [INFO] [stdout] 86 | fn find_author(item: &impl Summary) -> String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `propagated_file` [INFO] [stdout] --> error_handling/src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let propagated_file = File::open("hi.txt")?; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_propagated_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.17s [INFO] running `Command { std: "docker" "inspect" "6db6c0babff5111d880d1e823ab32c6eaf393030698dfc6873354778d0790ee0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6db6c0babff5111d880d1e823ab32c6eaf393030698dfc6873354778d0790ee0", kill_on_drop: false }` [INFO] [stdout] 6db6c0babff5111d880d1e823ab32c6eaf393030698dfc6873354778d0790ee0 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 73c4b2d6311ab4e4a2a6f25a197c148a59c485e978d92b2bfd261f758feef182 [INFO] running `Command { std: "docker" "start" "-a" "73c4b2d6311ab4e4a2a6f25a197c148a59c485e978d92b2bfd261f758feef182", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] | [INFO] [stderr] = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] warning: unused imports: `LxWShape`, `Rectangle`, and `Shape` [INFO] [stderr] --> running_automated_tests/src/lib.rs:1:13 [INFO] [stderr] | [INFO] [stderr] 1 | use shape::{LxWShape, Rectangle, Shape}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `running_automated_tests` (lib) generated 1 warning (run `cargo fix --lib -p running_automated_tests` to apply 1 suggestion) [INFO] [stderr] warning: unused variable: `propagated_file` [INFO] [stderr] --> error_handling/src/main.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | let propagated_file = File::open("hi.txt")?; [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_propagated_file` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `error_handling` (bin "error_handling" test) generated 1 warning (run `cargo fix --bin "error_handling" -p error_handling --tests` to apply 1 suggestion) [INFO] [stderr] warning: fields `name` and `age` are never read [INFO] [stderr] --> structure_related_data/src/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 2 | struct User { [INFO] [stderr] | ---- fields in this struct [INFO] [stderr] 3 | name: String, [INFO] [stderr] | ^^^^ [INFO] [stderr] 4 | age: i8, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `User` 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: method `area` is never used [INFO] [stderr] --> structure_related_data/src/main.rs:15:8 [INFO] [stderr] | [INFO] [stderr] 14 | impl Rectangle { [INFO] [stderr] | -------------- method in this implementation [INFO] [stderr] 15 | fn area(&self) -> i32 { self.length * self.width } [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: `structure_related_data` (bin "structure_related_data" test) generated 2 warnings [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> minigrep/src/main.rs:42:23 [INFO] [stderr] | [INFO] [stderr] 42 | fn parse_config(args: &Vec) -> Config { [INFO] [stderr] | ^^^^^^^^^^^^ ^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 42 | fn parse_config(args: &Vec) -> Config<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `minigrep` (bin "minigrep" test) generated 1 warning (run `cargo fix --bin "minigrep" -p minigrep --tests` to apply 1 suggestion) [INFO] [stderr] warning: unused import: `Pointer` [INFO] [stderr] --> generics_traits_lifetimes/src/main.rs:3:36 [INFO] [stderr] | [INFO] [stderr] 3 | use std::fmt::{Display, Formatter, Pointer}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `find_largest_number` is never used [INFO] [stderr] --> generics_traits_lifetimes/src/main.rs:32:4 [INFO] [stderr] | [INFO] [stderr] 32 | fn find_largest_number(vec: &Vec) -> Option<&i32> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `find_author` is never used [INFO] [stderr] --> generics_traits_lifetimes/src/main.rs:86:4 [INFO] [stderr] | [INFO] [stderr] 86 | fn find_author(item: &impl Summary) -> String { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `generics_traits_lifetimes` (bin "generics_traits_lifetimes" test) generated 3 warnings (run `cargo fix --bin "generics_traits_lifetimes" -p generics_traits_lifetimes --tests` to apply 1 suggestion) [INFO] [stderr] warning: found module declaration for lib.rs [INFO] [stderr] --> iterators_and_closures/src/main.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | pub mod lib; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: lib.rs is the root of this crate's library target [INFO] [stderr] = help: to refer to it from other targets, use the library's name as the path [INFO] [stderr] = note: `#[warn(special_module_name)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt::Debug` [INFO] [stderr] --> iterators_and_closures/src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::fmt::Debug; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `iterators_and_closures` (bin "iterators_and_closures" test) generated 2 warnings (run `cargo fix --bin "iterators_and_closures" -p iterators_and_closures --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/common_collections-4677109d6885fb58) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/common_programming_concepts-e122e34b0448c240) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/enums_and_pattern_matching-3d5b5575e0a71d37) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/error_handling-e5d1d9fb890d6ea7) [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/generics_traits_lifetimes-8643555506effc99) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/growing_projects-1ab38433f6535a17) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/guessing_game-008450e91427a09d) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_cargo-4bdbff2cb0bcce64) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_world-1d333aaa62eef117) [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/iterators_and_closures-f888dd193f9f8860) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test lib::tests::has_greater_stock_is_correct ... ok [INFO] [stdout] test lib::tests::giveaway_should_not_default ... ok [INFO] [stdout] test lib::tests::giveaway_should_default ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/minigrep-f5f48802d02c5ed6) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/running_automated_tests-b6e6409e511a8515) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::can_fit_lxw_shape ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/structure_related_data-b144701d6399d727) [INFO] [stdout] test tests::rectangle_area_is_correct ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/understanding_ownership-d8a19b4926676b41) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests running_automated_tests [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "73c4b2d6311ab4e4a2a6f25a197c148a59c485e978d92b2bfd261f758feef182", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73c4b2d6311ab4e4a2a6f25a197c148a59c485e978d92b2bfd261f758feef182", kill_on_drop: false }` [INFO] [stdout] 73c4b2d6311ab4e4a2a6f25a197c148a59c485e978d92b2bfd261f758feef182