[INFO] cloning repository https://github.com/juan-fdz-hawa/learning_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/juan-fdz-hawa/learning_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuan-fdz-hawa%2Flearning_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuan-fdz-hawa%2Flearning_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] de56c8d59dad71761456c4e5d66d0bc5c700b4aa [INFO] checking juan-fdz-hawa/learning_rust against master#f21fbac535ab2c3bc50db20547f4d48477357103 for pr-143193 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuan-fdz-hawa%2Flearning_rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/juan-fdz-hawa/learning_rust [INFO] finished tweaking git repo https://github.com/juan-fdz-hawa/learning_rust [INFO] tweaked toml for git repo https://github.com/juan-fdz-hawa/learning_rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/juan-fdz-hawa/learning_rust on toolchain f21fbac535ab2c3bc50db20547f4d48477357103 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/juan-fdz-hawa/learning_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" "+f21fbac535ab2c3bc50db20547f4d48477357103" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 634a86466a1eeff180ed48a61682f21e727f3effb7338ece0961d7c0fa53b9da [INFO] running `Command { std: "docker" "start" "-a" "634a86466a1eeff180ed48a61682f21e727f3effb7338ece0961d7c0fa53b9da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "634a86466a1eeff180ed48a61682f21e727f3effb7338ece0961d7c0fa53b9da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "634a86466a1eeff180ed48a61682f21e727f3effb7338ece0961d7c0fa53b9da", kill_on_drop: false }` [INFO] [stdout] 634a86466a1eeff180ed48a61682f21e727f3effb7338ece0961d7c0fa53b9da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 26afed243bef8ff33ec2a70167d370e88c1785441a6dab1004f31b31cb1666c0 [INFO] running `Command { std: "docker" "start" "-a" "26afed243bef8ff33ec2a70167d370e88c1785441a6dab1004f31b31cb1666c0", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.89 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling libc v0.2.162 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking once_cell v1.20.2 [INFO] [stderr] Checking pin-project-lite v0.2.15 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling serde v1.0.215 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking bytes v1.8.0 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling pkg-config v0.3.31 [INFO] [stderr] Compiling vcpkg v0.2.15 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Compiling serde_json v1.0.132 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling cc v1.1.37 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-io v0.3.31 [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling openssl v0.10.68 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling native-tls v0.2.12 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking litemap v0.7.3 [INFO] [stderr] Checking writeable v0.5.5 [INFO] [stderr] Checking hashbrown v0.15.1 [INFO] [stderr] Checking percent-encoding v2.3.1 [INFO] [stderr] Checking icu_locid_transform_data v1.5.0 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking form_urlencoded v1.2.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Checking http v1.1.0 [INFO] [stderr] Checking icu_properties_data v1.5.0 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking write16 v1.0.0 [INFO] [stderr] Checking icu_normalizer_data v1.5.0 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking mio v1.0.2 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling anyhow v1.0.93 [INFO] [stderr] Checking utf16_iter v1.0.5 [INFO] [stderr] Compiling syn v2.0.87 [INFO] [stderr] Checking indexmap v2.6.0 [INFO] [stderr] Checking utf8_iter v1.0.4 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Compiling httparse v1.9.5 [INFO] [stderr] Checking openssl-probe v0.1.5 [INFO] [stderr] Checking try-lock v0.2.5 [INFO] [stderr] Checking tower-service v0.3.3 [INFO] [stderr] Checking allocator-api2 v0.2.20 [INFO] [stderr] Checking atomic-waker v1.1.2 [INFO] [stderr] Checking want v0.3.1 [INFO] [stderr] Compiling minimal-lexical v0.2.1 [INFO] [stderr] Checking http-body v1.0.1 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking httpdate v1.0.3 [INFO] [stderr] Compiling crypto-common v0.1.6 [INFO] [stderr] Compiling block-buffer v0.10.4 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Compiling concurrent-queue v2.5.0 [INFO] [stderr] Compiling digest v0.10.7 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Compiling openssl-sys v0.9.104 [INFO] [stderr] Compiling libsqlite3-sys v0.30.1 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling crc-catalog v2.4.0 [INFO] [stderr] Compiling unicode_categories v0.1.1 [INFO] [stderr] Compiling tokio v1.41.1 [INFO] [stderr] Compiling cpufeatures v0.2.15 [INFO] [stderr] Compiling rustix v0.38.40 [INFO] [stderr] Compiling parking v2.2.1 [INFO] [stderr] Compiling sha2 v0.10.8 [INFO] [stderr] Compiling crc v3.2.1 [INFO] [stderr] Compiling futures-intrusive v0.5.0 [INFO] [stderr] Compiling event-listener v5.3.1 [INFO] [stderr] Compiling crossbeam-queue v0.3.11 [INFO] [stderr] Compiling spin v0.9.8 [INFO] [stderr] Checking sync_wrapper v1.0.1 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Checking mime v0.3.17 [INFO] [stderr] Compiling atoi v2.0.0 [INFO] [stderr] Compiling linux-raw-sys v0.4.14 [INFO] [stderr] Compiling hex v0.4.3 [INFO] [stderr] Compiling flume v0.11.1 [INFO] [stderr] Compiling hashlink v0.9.1 [INFO] [stderr] Compiling rustversion v1.0.18 [INFO] [stderr] Compiling fastrand v2.2.0 [INFO] [stderr] Checking utf8parse v0.2.2 [INFO] [stderr] Checking anstyle-parse v0.2.6 [INFO] [stderr] Checking anstyle-query v1.1.2 [INFO] [stderr] Checking colorchoice v1.0.3 [INFO] [stderr] Compiling dotenvy v0.15.7 [INFO] [stderr] Compiling sqlformat v0.2.6 [INFO] [stderr] Checking is_terminal_polyfill v1.70.1 [INFO] [stderr] Checking tower-layer v0.3.3 [INFO] [stderr] Checking anstyle v1.0.10 [INFO] [stderr] Checking clap_lex v0.7.2 [INFO] [stderr] Checking rustls-pki-types v1.10.0 [INFO] [stderr] Checking sync_wrapper v0.1.2 [INFO] [stderr] Checking anstream v0.6.18 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking strsim v0.11.1 [INFO] [stderr] Compiling thiserror v2.0.3 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking clap_builder v4.5.20 [INFO] [stderr] Compiling futures-executor v0.3.31 [INFO] [stderr] Checking encoding_rs v0.8.35 [INFO] [stderr] Checking rustls-pemfile v2.2.0 [INFO] [stderr] Checking base64 v0.22.1 [INFO] [stderr] Checking matchit v0.7.3 [INFO] [stderr] Checking ipnet v2.10.1 [INFO] [stderr] Checking dashmap v6.1.0 [INFO] [stderr] Checking dotenv v0.15.0 [INFO] [stderr] Compiling tempfile v3.14.0 [INFO] [stderr] Checking rwlocks v0.1.0 (/opt/rustwide/workdir/session_2/rwlocks) [INFO] [stderr] Checking deadlock v0.1.0 (/opt/rustwide/workdir/session_2/deadlock) [INFO] [stderr] Checking channels1 v0.1.0 (/opt/rustwide/workdir/session_2/channels1) [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking divide_work v0.1.0 (/opt/rustwide/workdir/session_2/divide_work) [INFO] [stdout] warning: unused variable: `lock` [INFO] [stdout] --> session_2/deadlock/src/main.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let lock = MY_SHARED.lock().unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_lock` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lock` [INFO] [stdout] --> session_2/deadlock/src/main.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let lock = MY_SHARED.lock().unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_lock` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lock` [INFO] [stdout] --> session_2/deadlock/src/main.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | let lock = MY_SHARED.lock().unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_lock` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking learning_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking scoped_threads v0.1.0 (/opt/rustwide/workdir/session_2/scoped_threads) [INFO] [stderr] Checking mutexes v0.1.0 (/opt/rustwide/workdir/session_2/mutexes) [INFO] [stderr] Checking memory_semantics v0.1.0 (/opt/rustwide/workdir/session_1/memory_semantics) [INFO] [stdout] warning: unused variable: `lock` [INFO] [stdout] --> session_2/deadlock/src/main.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let lock = MY_SHARED.lock().unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_lock` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lock` [INFO] [stdout] --> session_2/deadlock/src/main.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let lock = MY_SHARED.lock().unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_lock` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lock` [INFO] [stdout] --> session_2/deadlock/src/main.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | let lock = MY_SHARED.lock().unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_lock` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking variables v0.1.0 (/opt/rustwide/workdir/session_1/variables) [INFO] [stderr] Checking thread_builder v0.1.0 (/opt/rustwide/workdir/session_2/thread_builder) [INFO] [stderr] Checking atomic v0.1.0 (/opt/rustwide/workdir/session_2/atomic) [INFO] [stdout] warning: unused variable: `m` [INFO] [stdout] --> session_1/variables/src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let m = 5; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_m` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `n` is assigned to, but never used [INFO] [stdout] --> session_1/variables/src/main.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | let mut n = 5; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_n` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `n` is never read [INFO] [stdout] --> session_1/variables/src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | n += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handler` [INFO] [stdout] --> session_2/thread_builder/src/main.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let handler = thread::Builder::new() [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking hello_world v0.1.0 (/opt/rustwide/workdir/session_1/hello_world) [INFO] [stderr] Checking dashing v0.1.0 (/opt/rustwide/workdir/session_2/dashing) [INFO] [stdout] warning: unused variable: `handler` [INFO] [stdout] --> session_2/thread_builder/src/main.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let handler = thread::Builder::new() [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking hello_thread v0.1.0 (/opt/rustwide/workdir/session_2/hello_thread) [INFO] [stderr] Checking text_input v0.1.0 (/opt/rustwide/workdir/session_1/text_input) [INFO] [stderr] Compiling synstructure v0.13.1 [INFO] [stdout] warning: unused variable: `m` [INFO] [stdout] --> session_1/variables/src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let m = 5; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_m` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `n` is assigned to, but never used [INFO] [stdout] --> session_1/variables/src/main.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | let mut n = 5; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_n` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `n` is never read [INFO] [stdout] --> session_1/variables/src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | n += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tokio-stream v0.1.16 [INFO] [stderr] Compiling zerofrom-derive v0.1.4 [INFO] [stderr] Compiling yoke-derive v0.7.4 [INFO] [stderr] Compiling zerovec-derive v0.10.3 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling serde_derive v1.0.215 [INFO] [stderr] Compiling icu_provider_macros v1.5.0 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling async-trait v0.1.83 [INFO] [stderr] Compiling clap_derive v4.5.18 [INFO] [stderr] Compiling thiserror-impl v2.0.3 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking zerofrom v0.1.4 [INFO] [stderr] Compiling yoke v0.7.4 [INFO] [stderr] Compiling zerovec v0.10.4 [INFO] [stderr] Checking clap v4.5.20 [INFO] [stderr] Compiling tinystr v0.7.6 [INFO] [stderr] Compiling icu_collections v1.5.0 [INFO] [stderr] Compiling icu_locid v1.5.0 [INFO] [stderr] Compiling icu_provider v1.5.0 [INFO] [stderr] Compiling icu_locid_transform v1.5.0 [INFO] [stderr] Checking http-body-util v0.1.2 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking hello_async v0.1.0 (/opt/rustwide/workdir/session_3/hello_async) [INFO] [stdout] warning: unused variable: `future` [INFO] [stdout] --> session_3/hello_async/src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | let future = say_hello(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_future` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `future` [INFO] [stdout] --> session_3/hello_async/src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | let future = say_hello(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_future` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking axum-core v0.4.5 [INFO] [stderr] Compiling icu_properties v1.5.1 [INFO] [stderr] Checking tokio-util v0.7.12 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking tower v0.5.1 [INFO] [stderr] Checking hello_tokio v0.1.0 (/opt/rustwide/workdir/session_3/hello_tokio) [INFO] [stderr] Checking logspan v0.1.0 (/opt/rustwide/workdir/session_3/logspan) [INFO] [stderr] Checking blocking v0.1.0 (/opt/rustwide/workdir/session_3/blocking) [INFO] [stdout] warning: unused import: `thread::sleep` [INFO] [stdout] --> session_3/blocking/src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{thread::sleep, time::Duration}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main_long_way` is never used [INFO] [stdout] --> session_3/hello_tokio/src/main.rs:15:4 [INFO] [stdout] | [INFO] [stdout] 15 | fn main_long_way() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main_long_way` is never used [INFO] [stdout] --> session_3/hello_tokio/src/main.rs:15:4 [INFO] [stdout] | [INFO] [stdout] 15 | fn main_long_way() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `thread::sleep` [INFO] [stdout] --> session_3/blocking/src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{thread::sleep, time::Duration}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking h2 v0.4.6 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling serde_urlencoded v0.7.1 [INFO] [stderr] Compiling icu_normalizer v1.5.0 [INFO] [stderr] Compiling idna_adapter v1.2.0 [INFO] [stderr] Compiling idna v1.0.3 [INFO] [stderr] Checking serde_path_to_error v0.1.16 [INFO] [stderr] Compiling url v2.5.3 [INFO] [stderr] Compiling sqlx-core v0.8.2 [INFO] [stderr] Checking authentication v0.1.0 (/opt/rustwide/workdir/session_1/authentication) [INFO] [stderr] Checking errors v0.1.0 (/opt/rustwide/workdir/session_3/errors) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> session_3/errors/src/main.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 33 | anyhow::bail!("Oh no! We can't go on"); [INFO] [stdout] | -------------------------------------- any code following this expression is unreachable [INFO] [stdout] 34 | Ok(users) [INFO] [stdout] | ^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `users` [INFO] [stdout] --> session_3/errors/src/main.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | let users: Vec = serde_json::from_str(&raw_text)?; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_users` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> session_3/errors/src/main.rs:39:62 [INFO] [stdout] | [INFO] [stdout] 39 | let raw_text = std::fs::read_to_string(my_path).map_err(|e| UsersError::NoUserFound)?; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> session_3/errors/src/main.rs:40:69 [INFO] [stdout] | [INFO] [stdout] 40 | let users: Vec = serde_json::from_str(&raw_text).map_err(|e| UsersError::AnotherThing)?; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `contents` [INFO] [stdout] --> session_3/errors/src/main.rs:55:15 [INFO] [stdout] | [INFO] [stdout] 55 | if let Ok(contents) = file_uppercase() { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `User` is never constructed [INFO] [stdout] --> session_3/errors/src/main.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct User { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `UsersError` is never used [INFO] [stdout] --> session_3/errors/src/main.rs:11:6 [INFO] [stdout] | [INFO] [stdout] 11 | enum UsersError { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `GenericType` is never used [INFO] [stdout] --> session_3/errors/src/main.rs:20:6 [INFO] [stdout] | [INFO] [stdout] 20 | type GenericType = std::result::Result>; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `load_users` is never used [INFO] [stdout] --> session_3/errors/src/main.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn load_users() -> GenericType> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `load_users_2` is never used [INFO] [stdout] --> session_3/errors/src/main.rs:29:4 [INFO] [stdout] | [INFO] [stdout] 29 | fn load_users_2() -> anyhow::Result> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `load_users_3` is never used [INFO] [stdout] --> session_3/errors/src/main.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn load_users_3() -> Result, UsersError> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `maybe_read_a_file` is never used [INFO] [stdout] --> session_3/errors/src/main.rs:44:4 [INFO] [stdout] | [INFO] [stdout] 44 | fn maybe_read_a_file() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `file_uppercase` is never used [INFO] [stdout] --> session_3/errors/src/main.rs:49:4 [INFO] [stdout] | [INFO] [stdout] 49 | fn file_uppercase() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `example` is never used [INFO] [stdout] --> session_3/errors/src/main.rs:54:4 [INFO] [stdout] | [INFO] [stdout] 54 | fn example() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> session_3/errors/src/main.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 33 | anyhow::bail!("Oh no! We can't go on"); [INFO] [stdout] | -------------------------------------- any code following this expression is unreachable [INFO] [stdout] 34 | Ok(users) [INFO] [stdout] | ^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `users` [INFO] [stdout] --> session_3/errors/src/main.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | let users: Vec = serde_json::from_str(&raw_text)?; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_users` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> session_3/errors/src/main.rs:39:62 [INFO] [stdout] | [INFO] [stdout] 39 | let raw_text = std::fs::read_to_string(my_path).map_err(|e| UsersError::NoUserFound)?; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> session_3/errors/src/main.rs:40:69 [INFO] [stdout] | [INFO] [stdout] 40 | let users: Vec = serde_json::from_str(&raw_text).map_err(|e| UsersError::AnotherThing)?; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `contents` [INFO] [stdout] --> session_3/errors/src/main.rs:55:15 [INFO] [stdout] | [INFO] [stdout] 55 | if let Ok(contents) = file_uppercase() { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `User` is never constructed [INFO] [stdout] --> session_3/errors/src/main.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct User { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `UsersError` is never used [INFO] [stdout] --> session_3/errors/src/main.rs:11:6 [INFO] [stdout] | [INFO] [stdout] 11 | enum UsersError { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `GenericType` is never used [INFO] [stdout] --> session_3/errors/src/main.rs:20:6 [INFO] [stdout] | [INFO] [stdout] 20 | type GenericType = std::result::Result>; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `load_users` is never used [INFO] [stdout] --> session_3/errors/src/main.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn load_users() -> GenericType> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `load_users_2` is never used [INFO] [stdout] --> session_3/errors/src/main.rs:29:4 [INFO] [stdout] | [INFO] [stdout] 29 | fn load_users_2() -> anyhow::Result> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `load_users_3` is never used [INFO] [stdout] --> session_3/errors/src/main.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn load_users_3() -> Result, UsersError> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `maybe_read_a_file` is never used [INFO] [stdout] --> session_3/errors/src/main.rs:44:4 [INFO] [stdout] | [INFO] [stdout] 44 | fn maybe_read_a_file() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `file_uppercase` is never used [INFO] [stdout] --> session_3/errors/src/main.rs:49:4 [INFO] [stdout] | [INFO] [stdout] 49 | fn file_uppercase() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `example` is never used [INFO] [stdout] --> session_3/errors/src/main.rs:54:4 [INFO] [stdout] | [INFO] [stdout] 54 | fn example() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_admin_usernames` is never used [INFO] [stdout] --> session_1/authentication/src/lib.rs:75:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn get_admin_usernames() -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_users_map` is never used [INFO] [stdout] --> session_1/authentication/src/lib.rs:84:4 [INFO] [stdout] | [INFO] [stdout] 84 | fn get_users_map() -> HashMap { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_admin_usernames` is never used [INFO] [stdout] --> session_1/authentication/src/lib.rs:75:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn get_admin_usernames() -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_users_map` is never used [INFO] [stdout] --> session_1/authentication/src/lib.rs:84:4 [INFO] [stdout] | [INFO] [stdout] 84 | fn get_users_map() -> HashMap { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking login_manager v0.1.0 (/opt/rustwide/workdir/session_1/login_manager) [INFO] [stderr] Checking login v0.1.0 (/opt/rustwide/workdir/session_1/login) [INFO] [stdout] warning: unused variable: `username` [INFO] [stdout] --> session_1/login_manager/src/main.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | fn add_user(username: String, password: String, is_admin: bool) {} [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_username` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `password` [INFO] [stdout] --> session_1/login_manager/src/main.rs:35:31 [INFO] [stdout] | [INFO] [stdout] 35 | fn add_user(username: String, password: String, is_admin: bool) {} [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_password` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `is_admin` [INFO] [stdout] --> session_1/login_manager/src/main.rs:35:49 [INFO] [stdout] | [INFO] [stdout] 35 | fn add_user(username: String, password: String, is_admin: bool) {} [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_admin` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `username` [INFO] [stdout] --> session_1/login_manager/src/main.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | fn add_user(username: String, password: String, is_admin: bool) {} [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_username` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `password` [INFO] [stdout] --> session_1/login_manager/src/main.rs:35:31 [INFO] [stdout] | [INFO] [stdout] 35 | fn add_user(username: String, password: String, is_admin: bool) {} [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_password` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `is_admin` [INFO] [stdout] --> session_1/login_manager/src/main.rs:35:49 [INFO] [stdout] | [INFO] [stdout] 35 | fn add_user(username: String, password: String, is_admin: bool) {} [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_admin` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking hyper v1.5.0 [INFO] [stderr] Checking hyper-util v0.1.10 [INFO] [stderr] Compiling sqlx-sqlite v0.8.2 [INFO] [stderr] Checking hyper-tls v0.6.0 [INFO] [stderr] Checking axum v0.7.7 [INFO] [stderr] Checking reqwest v0.12.9 [INFO] [stderr] Checking restclient v0.1.0 (/opt/rustwide/workdir/session_3/restclient) [INFO] [stdout] warning: struct `Weather` is never constructed [INFO] [stdout] --> session_3/restclient/src/main.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct Weather { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CurrentWeather` is never constructed [INFO] [stdout] --> session_3/restclient/src/main.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | struct CurrentWeather { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Weather` is never constructed [INFO] [stdout] --> session_3/restclient/src/main.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct Weather { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CurrentWeather` is never constructed [INFO] [stdout] --> session_3/restclient/src/main.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | struct CurrentWeather { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling sqlx-macros-core v0.8.2 [INFO] [stderr] Compiling sqlx-macros v0.8.2 [INFO] [stderr] Checking sqlx v0.8.2 [INFO] [stderr] Checking db_access v0.1.0 (/opt/rustwide/workdir/session_3/db_access) [INFO] [stdout] warning: fields `id` and `message` are never read [INFO] [stdout] --> session_3/db_access/src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Message { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 6 | id: i64, [INFO] [stdout] | ^^ [INFO] [stdout] 7 | message: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `update_message` is never used [INFO] [stdout] --> session_3/db_access/src/main.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | async fn update_message(id: i64, message: &str, pool: &sqlx::SqlitePool) -> anyhow::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `message` are never read [INFO] [stdout] --> session_3/db_access/src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Message { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 6 | id: i64, [INFO] [stdout] | ^^ [INFO] [stdout] 7 | message: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `update_message` is never used [INFO] [stdout] --> session_3/db_access/src/main.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | async fn update_message(id: i64, message: &str, pool: &sqlx::SqlitePool) -> anyhow::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking web_service v0.1.0 (/opt/rustwide/workdir/session_3/web_service) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 16s [INFO] running `Command { std: "docker" "inspect" "26afed243bef8ff33ec2a70167d370e88c1785441a6dab1004f31b31cb1666c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26afed243bef8ff33ec2a70167d370e88c1785441a6dab1004f31b31cb1666c0", kill_on_drop: false }` [INFO] [stdout] 26afed243bef8ff33ec2a70167d370e88c1785441a6dab1004f31b31cb1666c0