[INFO] cloning repository https://github.com/felixzhu97/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/felixzhu97/rust-programming-language" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelixzhu97%2Frust-programming-language", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelixzhu97%2Frust-programming-language'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b4f5f6b37e559cdbe0775c6262622a8f6cf1b747 [INFO] checking felixzhu97/rust-programming-language against try#29194e8f603400afdb2f86c9418e9fccb1628ea0 for pr-135331-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelixzhu97%2Frust-programming-language" "/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/felixzhu97/rust-programming-language [INFO] finished tweaking git repo https://github.com/felixzhu97/rust-programming-language [INFO] tweaked toml for git repo https://github.com/felixzhu97/rust-programming-language written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/felixzhu97/rust-programming-language on toolchain 29194e8f603400afdb2f86c9418e9fccb1628ea0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+29194e8f603400afdb2f86c9418e9fccb1628ea0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/felixzhu97/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" "+29194e8f603400afdb2f86c9418e9fccb1628ea0" "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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+29194e8f603400afdb2f86c9418e9fccb1628ea0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 23b601e006ce24e6455389c237a7b122cd3f6c6d566f79e332add557b98bd847 [INFO] running `Command { std: "docker" "start" "-a" "23b601e006ce24e6455389c237a7b122cd3f6c6d566f79e332add557b98bd847", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "23b601e006ce24e6455389c237a7b122cd3f6c6d566f79e332add557b98bd847", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23b601e006ce24e6455389c237a7b122cd3f6c6d566f79e332add557b98bd847", kill_on_drop: false }` [INFO] [stdout] 23b601e006ce24e6455389c237a7b122cd3f6c6d566f79e332add557b98bd847 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+29194e8f603400afdb2f86c9418e9fccb1628ea0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 45b4dfc55da50d5166ebf467a32aac24865c4b32e8f24d422b01acdedace2950 [INFO] running `Command { std: "docker" "start" "-a" "45b4dfc55da50d5166ebf467a32aac24865c4b32e8f24d422b01acdedace2950", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Checking cfg-if v1.0.1 [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Checking bytes v1.10.1 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Compiling typenum v1.18.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking litemap v0.8.0 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Checking writeable v0.6.1 [INFO] [stderr] Compiling icu_properties_data v2.0.1 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Compiling icu_normalizer_data v2.0.0 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] 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[INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Compiling synstructure v0.13.2 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling yoke-derive v0.8.0 [INFO] [stderr] Compiling zerovec-derive v0.11.1 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling clap_derive v4.5.41 [INFO] [stderr] Compiling pin-project-internal v1.1.10 [INFO] [stderr] Checking tokio v1.46.1 [INFO] [stderr] Checking pin-project v1.1.10 [INFO] [stderr] Checking zerofrom v0.1.6 [INFO] [stderr] Checking yoke v0.8.0 [INFO] [stderr] Checking zerovec v0.11.2 [INFO] [stderr] Checking zerotrie v0.2.2 [INFO] [stderr] Checking clap v4.5.41 [INFO] [stderr] Checking tinystr v0.8.1 [INFO] [stderr] Checking potential_utf v0.1.2 [INFO] [stderr] Checking icu_collections v2.0.0 [INFO] [stderr] Checking icu_locale_core v2.0.0 [INFO] [stderr] Checking icu_provider v2.0.0 [INFO] [stderr] Checking icu_normalizer v2.0.0 [INFO] [stderr] Checking icu_properties v2.0.1 [INFO] [stderr] Checking idna_adapter v1.2.1 [INFO] [stderr] Checking idna v1.0.3 [INFO] [stderr] Checking tokio-util v0.7.15 [INFO] [stderr] Checking url v2.5.4 [INFO] [stderr] Checking h2 v0.3.26 [INFO] [stderr] Checking tungstenite v0.21.0 [INFO] [stderr] Checking tokio-tungstenite v0.21.0 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking chrono v0.4.41 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stderr] Checking hyper v0.14.32 [INFO] [stderr] Checking warp v0.3.7 [INFO] [stderr] Checking rust-programming-language v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved import `crate::utils` [INFO] [stdout] --> src/chapters/basic_concepts.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::utils::*; [INFO] [stdout] | ^^^^^ could not find `utils` in the crate root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `crate::utils` [INFO] [stdout] --> src/projects/cli_example.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::utils::*; [INFO] [stdout] | ^^^^^ could not find `utils` in the crate root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/projects/cli_example.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{self, BufRead, BufReader, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/projects/cli_example.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::process` [INFO] [stdout] --> src/projects/cli_example.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::process; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `crate::utils` [INFO] [stdout] --> src/chapters/lifetimes.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::utils::*; [INFO] [stdout] | ^^^^^ could not find `utils` in the crate root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `crate::utils` [INFO] [stdout] --> src/chapters/smart_pointers.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::utils::*; [INFO] [stdout] | ^^^^^ could not find `utils` in the crate root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `crate::utils` [INFO] [stdout] --> src/chapters/generics_traits.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::utils::*; [INFO] [stdout] | ^^^^^ could not find `utils` in the crate root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Cell` [INFO] [stdout] --> src/chapters/smart_pointers.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | use std::cell::{RefCell, Cell}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Add` [INFO] [stdout] --> src/chapters/generics_traits.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::ops::Add; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt` [INFO] [stdout] --> src/chapters/generics_traits.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::fmt; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Add` [INFO] [stdout] --> src/chapters/generics_traits.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::ops::Add; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt` [INFO] [stdout] --> src/chapters/generics_traits.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::fmt; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/chapters/functional_programming.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/chapters/functional_programming.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Cell` [INFO] [stdout] --> src/chapters/smart_pointers.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | use std::cell::{RefCell, Cell}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/projects/cli_example.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{self, BufRead, BufReader, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/projects/cli_example.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::process` [INFO] [stdout] --> src/projects/cli_example.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::process; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/projects/web_server.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufReader` [INFO] [stdout] --> src/projects/web_server.rs:6:24 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::{BufRead, BufReader, Write}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `TcpListener` and `TcpStream` [INFO] [stdout] --> src/projects/web_server.rs:7:16 [INFO] [stdout] | [INFO] [stdout] 7 | use std::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `colored::*` [INFO] [stdout] --> src/utils/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use colored::*; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `crate::utils` [INFO] [stdout] --> src/projects/cli_example.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::utils::*; [INFO] [stdout] | ^^^^^ could not find `utils` in the crate root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `crate::utils` [INFO] [stdout] --> src/chapters/collections.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::utils::*; [INFO] [stdout] | ^^^^^ could not find `utils` in the crate root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `crate::utils` [INFO] [stdout] --> src/chapters/error_handling.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::utils::*; [INFO] [stdout] | ^^^^^ could not find `utils` in the crate root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/projects/cli_example.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{self, BufRead, BufReader, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `crate::utils` [INFO] [stdout] --> src/chapters/concurrency.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::utils::*; [INFO] [stdout] | ^^^^^ could not find `utils` in the crate root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/projects/cli_example.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `crate::utils` [INFO] [stdout] --> src/chapters/functional_programming.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::utils::*; [INFO] [stdout] | ^^^^^ could not find `utils` in the crate root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `crate::utils` [INFO] [stdout] --> src/chapters/functional_programming.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::utils::*; [INFO] [stdout] | ^^^^^ could not find `utils` in the crate root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::process` [INFO] [stdout] --> src/projects/cli_example.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::process; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-programming-language` (bin "basic_concepts" test) due to 1 previous error [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/chapters/functional_programming.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0432]: unresolved import `crate::utils` [INFO] [stdout] --> src/chapters/error_handling.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::utils::*; [INFO] [stdout] | ^^^^^ could not find `utils` in the crate root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/chapters/functional_programming.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/chapters/functional_programming.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/chapters/functional_programming.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `crate::utils` [INFO] [stdout] --> src/chapters/structs_enums.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::utils::*; [INFO] [stdout] | ^^^^^ could not find `utils` in the crate root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `crate::utils` [INFO] [stdout] --> src/chapters/ownership.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::utils::*; [INFO] [stdout] | ^^^^^ could not find `utils` in the crate root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `crate::utils` [INFO] [stdout] --> src/chapters/collections.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::utils::*; [INFO] [stdout] | ^^^^^ could not find `utils` in the crate root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-programming-language` (bin "error_handling") due to 1 previous error [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chapters/collections.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | let mut v: Vec = Vec::with_capacity(10); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chapters/collections.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | let mut v = vec![1, 2, 3, 4, 5]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chapters/collections.rs:204:9 [INFO] [stdout] | [INFO] [stdout] 204 | let mut s = String::new(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s1` [INFO] [stdout] --> src/chapters/collections.rs:295:9 [INFO] [stdout] | [INFO] [stdout] 295 | let s1 = String::from("hello"); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `subject` [INFO] [stdout] --> src/chapters/structs_enums.rs:146:9 [INFO] [stdout] | [INFO] [stdout] 146 | let subject = AlwaysEqual; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chapters/collections.rs:379:9 [INFO] [stdout] | [INFO] [stdout] 379 | let mut scores: HashMap<_, _> = teams.into_iter().zip(initial_scores.into_iter()).collect(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chapters/ownership.rs:293:9 [INFO] [stdout] | [INFO] [stdout] 293 | let mut s = String::from("hello world"); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-programming-language` (bin "lifetimes") due to 1 previous error [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-programming-language` (bin "cli_example") due to 1 previous error; 3 warnings emitted [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/chapters/structs_enums.rs:396:9 [INFO] [stdout] | [INFO] [stdout] 396 | let x: i8 = 5; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-programming-language` (bin "ownership" test) due to 1 previous error; 1 warning emitted [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chapters/collections.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | let mut v: Vec = Vec::with_capacity(10); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-programming-language` (bin "collections") due to 1 previous error; 5 warnings emitted [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chapters/collections.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | let mut v = vec![1, 2, 3, 4, 5]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/chapters/generics_traits.rs:589:32 [INFO] [stdout] | [INFO] [stdout] 589 | pub fn some_function(t: &T, u: &U) -> i32 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/chapters/generics_traits.rs:589:39 [INFO] [stdout] | [INFO] [stdout] 589 | pub fn some_function(t: &T, u: &U) -> i32 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chapters/collections.rs:204:9 [INFO] [stdout] | [INFO] [stdout] 204 | let mut s = String::new(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s1` [INFO] [stdout] --> src/chapters/collections.rs:295:9 [INFO] [stdout] | [INFO] [stdout] 295 | let s1 = String::from("hello"); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chapters/collections.rs:379:9 [INFO] [stdout] | [INFO] [stdout] 379 | let mut scores: HashMap<_, _> = teams.into_iter().zip(initial_scores.into_iter()).collect(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-programming-language` (bin "collections" test) due to 1 previous error; 5 warnings emitted [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-programming-language` (bin "smart_pointers") due to 1 previous error; 1 warning emitted [INFO] [stderr] error: could not compile `rust-programming-language` (bin "generics_traits") due to 1 previous error; 4 warnings emitted [INFO] [stderr] error: could not compile `rust-programming-language` (bin "structs_enums") due to 1 previous error; 2 warnings emitted [INFO] [stderr] error: could not compile `rust-programming-language` (bin "error_handling" test) due to 1 previous error [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffer_size` [INFO] [stdout] --> src/chapters/concurrency.rs:629:9 [INFO] [stdout] | [INFO] [stdout] 629 | let buffer_size = 10; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-programming-language` (bin "cli_example" test) due to 1 previous error; 3 warnings emitted [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-programming-language` (bin "concurrency" test) due to 1 previous error; 1 warning emitted [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-programming-language` (bin "functional_programming" test) due to 1 previous error; 2 warnings emitted [INFO] [stderr] error: could not compile `rust-programming-language` (bin "functional_programming") due to 1 previous error; 2 warnings emitted [INFO] [stdout] warning: unused import: `BufRead` [INFO] [stdout] --> src/projects/web_server.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::{BufRead, BufReader, Write}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/projects/web_server.rs:6:35 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::{BufRead, BufReader, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chapters/ownership.rs:293:9 [INFO] [stdout] | [INFO] [stdout] 293 | let mut s = String::from("hello world"); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `subject` [INFO] [stdout] --> src/chapters/structs_enums.rs:146:9 [INFO] [stdout] | [INFO] [stdout] 146 | let subject = AlwaysEqual; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/chapters/structs_enums.rs:396:9 [INFO] [stdout] | [INFO] [stdout] 396 | let x: i8 = 5; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chapters/collections.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | let mut v: Vec = Vec::with_capacity(10); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chapters/collections.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | let mut v = vec![1, 2, 3, 4, 5]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chapters/collections.rs:204:9 [INFO] [stdout] | [INFO] [stdout] 204 | let mut s = String::new(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s1` [INFO] [stdout] --> src/chapters/collections.rs:295:9 [INFO] [stdout] | [INFO] [stdout] 295 | let s1 = String::from("hello"); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chapters/collections.rs:379:9 [INFO] [stdout] | [INFO] [stdout] 379 | let mut scores: HashMap<_, _> = teams.into_iter().zip(initial_scores.into_iter()).collect(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/chapters/generics_traits.rs:589:32 [INFO] [stdout] | [INFO] [stdout] 589 | pub fn some_function(t: &T, u: &U) -> i32 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/chapters/generics_traits.rs:589:39 [INFO] [stdout] | [INFO] [stdout] 589 | pub fn some_function(t: &T, u: &U) -> i32 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffer_size` [INFO] [stdout] --> src/chapters/concurrency.rs:629:9 [INFO] [stdout] | [INFO] [stdout] 629 | let buffer_size = 10; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/chapters/basic_concepts.rs:337:4 [INFO] [stdout] | [INFO] [stdout] 337 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-programming-language` (bin "main" test); 26 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to parse process output: `/opt/rustwide/rustup-home/toolchains/29194e8f603400afdb2f86c9418e9fccb1628ea0/bin/rustc --crate-name main --edition=2021 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=fb3b06a626fe8ee5 -C extra-filename=-1fba039004942e89 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-ba2106713d640287.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-b1c3eb07cbf070db.rmeta --extern colored=/opt/rustwide/target/debug/deps/libcolored-c276aa623c008b82.rmeta --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-b081b0d6430ce1ce.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-b59eff3a0c930809.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-f90506be48a7a3f9.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-55a0c68ec87f001b.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-c0f1e807ae6d0039.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-0356e9dc26089536.rmeta --extern warp=/opt/rustwide/target/debug/deps/libwarp-710552b600d1a68b.rmeta --cap-lints=forbid` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "45b4dfc55da50d5166ebf467a32aac24865c4b32e8f24d422b01acdedace2950", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45b4dfc55da50d5166ebf467a32aac24865c4b32e8f24d422b01acdedace2950", kill_on_drop: false }` [INFO] [stdout] 45b4dfc55da50d5166ebf467a32aac24865c4b32e8f24d422b01acdedace2950