[INFO] cloning repository https://github.com/kodmanyagha/tokio-tutor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kodmanyagha/tokio-tutor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkodmanyagha%2Ftokio-tutor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkodmanyagha%2Ftokio-tutor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fbc09e3f6a6a9891fd7cad6e886637b39239351e
[INFO] testing kodmanyagha/tokio-tutor against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkodmanyagha%2Ftokio-tutor" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kodmanyagha/tokio-tutor
[INFO] finished tweaking git repo https://github.com/kodmanyagha/tokio-tutor
[INFO] tweaked toml for git repo https://github.com/kodmanyagha/tokio-tutor written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kodmanyagha/tokio-tutor on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kodmanyagha/tokio-tutor 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.18
[INFO] [stderr]   Downloaded rustls-pki-types v1.7.0
[INFO] [stderr]   Downloaded psl-types v2.0.11
[INFO] [stderr]   Downloaded liquid v0.26.8
[INFO] [stderr]   Downloaded atoi v0.3.3
[INFO] [stderr]   Downloaded pairing v0.23.0
[INFO] [stderr]   Downloaded pretty_env_logger v0.5.0
[INFO] [stderr]   Downloaded unicode-properties v0.1.1
[INFO] [stderr]   Downloaded arrayref v0.3.8
[INFO] [stderr]   Downloaded clap_derive v4.5.11
[INFO] [stderr]   Downloaded matchers v0.0.1
[INFO] [stderr]   Downloaded blake2s_simd v1.0.2
[INFO] [stderr]   Downloaded liquid-derive v0.26.7
[INFO] [stderr]   Downloaded liquid-core v0.26.8
[INFO] [stderr]   Downloaded publicsuffix v2.2.3
[INFO] [stderr]   Downloaded bellman v0.14.0
[INFO] [stderr]   Downloaded pest v2.7.11
[INFO] [stderr]   Downloaded tokio-websockets v0.8.3
[INFO] [stderr]   Downloaded serde_json v1.0.121
[INFO] [stderr]   Downloaded structopt v0.3.26
[INFO] [stderr]   Downloaded mio v1.0.1
[INFO] [stderr]   Downloaded pest_meta v2.7.11
[INFO] [stderr]   Downloaded zerocopy v0.6.6
[INFO] [stderr]   Downloaded cookie_store v0.20.0
[INFO] [stderr]   Downloaded reqwest_cookie_store v0.6.0
[INFO] [stderr]   Downloaded httpc-test v0.1.9
[INFO] [stderr]   Downloaded object v0.36.2
[INFO] [stderr]   Downloaded pest_derive v2.7.11
[INFO] [stderr]   Downloaded liquid-lib v0.26.8
[INFO] [stderr]   Downloaded mini-redis v0.4.1
[INFO] [stderr]   Downloaded pest_generator v2.7.11
[INFO] [stderr]   Downloaded rustls v0.23.12
[INFO] [stderr]   Downloaded unicode-width v0.1.13
[INFO] [stderr]   Downloaded zerocopy-derive v0.6.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccfb99516fbbd69f1e3f2a07607dbf7ada92c9432967542f423c5dc64a405464
[INFO] running `Command { std: "docker" "start" "-a" "ccfb99516fbbd69f1e3f2a07607dbf7ada92c9432967542f423c5dc64a405464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccfb99516fbbd69f1e3f2a07607dbf7ada92c9432967542f423c5dc64a405464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccfb99516fbbd69f1e3f2a07607dbf7ada92c9432967542f423c5dc64a405464", kill_on_drop: false }`
[INFO] [stdout] ccfb99516fbbd69f1e3f2a07607dbf7ada92c9432967542f423c5dc64a405464
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51b5bb9f211be4216c8d0de05e7800d0697f51c8d7974cf7867bbf7669439c44
[INFO] running `Command { std: "docker" "start" "-a" "51b5bb9f211be4216c8d0de05e7800d0697f51c8d7974cf7867bbf7669439c44", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling bytes v1.6.1
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling mio v1.0.1
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling cc v1.1.7
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling serde_json v1.0.121
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling der v0.7.9
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling spki v0.7.3
[INFO] [stderr]    Compiling pkcs8 v0.10.2
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling pkcs1 v0.7.5
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling tokio v1.39.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling unicode-width v0.1.13
[INFO] [stderr]    Compiling unicode-properties v0.1.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]    Compiling regex v1.10.5
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling zerocopy-derive v0.6.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling zerocopy v0.6.6
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling pest v2.7.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.18
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling tokio-stream v0.1.15
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling pest_meta v2.7.11
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rustls-pki-types v1.7.0
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling anstyle-parse v0.2.5
[INFO] [stderr]    Compiling pin-project v1.1.5
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling pest_generator v2.7.11
[INFO] [stderr]    Compiling rsa v0.9.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling colorchoice v1.0.2
[INFO] [stderr]    Compiling rustls v0.23.12
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling anstyle v1.0.8
[INFO] [stderr]    Compiling anstyle-query v1.1.1
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling rustls-webpki v0.102.6
[INFO] [stderr]    Compiling pest_derive v2.7.11
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling ff v0.13.0
[INFO] [stderr]    Compiling liquid-derive v0.26.7
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling kstring v2.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling anymap2 v0.13.0
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling tower-layer v0.3.2
[INFO] [stderr]    Compiling hyper v1.4.1
[INFO] [stderr]    Compiling sqlx-core v0.7.4
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling liquid-core v0.26.8
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling tracing-serde v0.1.3
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling sqlx-mysql v0.7.4
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling http-body-util v0.1.2
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling async-trait v0.1.81
[INFO] [stderr]    Compiling tracing-log v0.1.4
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling sqlx-macros-core v0.7.4
[INFO] [stderr]    Compiling is-terminal v0.4.12
[INFO] [stderr]    Compiling arrayref v0.3.8
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling constant_time_eq v0.3.0
[INFO] [stderr]    Compiling clap_lex v0.7.2
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]    Compiling blake2s_simd v1.0.2
[INFO] [stderr]    Compiling clap_builder v4.5.11
[INFO] [stderr]    Compiling tokio-rustls v0.26.0
[INFO] [stderr]    Compiling clap_derive v4.5.11
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling sqlx-macros v0.7.4
[INFO] [stderr]    Compiling async-stream v0.3.5
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling pairing v0.23.0
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling liquid-lib v0.26.8
[INFO] [stderr]    Compiling hyper-util v0.1.6
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_path_to_error v0.1.16
[INFO] [stderr]    Compiling tokio-util v0.7.11
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling webpki-roots v0.26.3
[INFO] [stderr]    Compiling env_filter v0.1.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling atoi v0.3.3
[INFO] [stderr]    Compiling simdutf8 v0.1.4
[INFO] [stderr]    Compiling axum v0.7.5
[INFO] [stderr]    Compiling mini-redis v0.4.1
[INFO] [stderr]    Compiling tokio-websockets v0.8.3
[INFO] [stderr]    Compiling bellman v0.14.0
[INFO] [stderr]    Compiling liquid v0.26.8
[INFO] [stderr]    Compiling env_logger v0.11.5
[INFO] [stderr]    Compiling sqlx v0.7.4
[INFO] [stderr]    Compiling clap v4.5.11
[INFO] [stderr]    Compiling pretty_env_logger v0.5.0
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling envy v0.4.2
[INFO] [stderr]    Compiling sha1_smol v1.0.1
[INFO] [stderr]    Compiling tokio-tutor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/bin/railway_example/main.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::{anyhow, Error};
[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 `calculate_two_numbers` is never used
[INFO] [stdout]   --> src/bin/railway_example/main.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn calculate_two_numbers(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bail`
[INFO] [stdout]  --> src/bin/tokio_tutor/redis_client.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::{anyhow, bail};
[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: `Buffer`
[INFO] [stdout]  --> src/bin/tokio_tutor/redis_client.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use mini_redis::{client, Buffer};
[INFO] [stdout]   |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `anyhow` and `bail`
[INFO] [stdout]  --> src/bin/tokio_tutor/main.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | use anyhow::{anyhow, bail};
[INFO] [stdout]   |              ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Buffer` and `client`
[INFO] [stdout]  --> src/bin/tokio_tutor/main.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use mini_redis::{client, Buffer};
[INFO] [stdout]   |                  ^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `redis_client::redis_client`
[INFO] [stdout]  --> src/bin/tokio_tutor/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use redis_client::redis_client;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ref3`
[INFO] [stdout]    --> src/bin/lifetime_example/main.rs:141:9
[INFO] [stdout]     |
[INFO] [stdout] 141 |     let ref3 = lifetime_1(ref1, ref2);
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_ref3`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `b` is never read
[INFO] [stdout]  --> src/bin/lifetime_example/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct S<'long: 'short, 'short> {
[INFO] [stdout]   |        - field in this struct
[INFO] [stdout] 7 |     a: &'long str,
[INFO] [stdout] 8 |     b: &'short str,
[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 `attempt_1` is never used
[INFO] [stdout]    --> src/bin/lifetime_example/main.rs:132:4
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn attempt_1() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lifetime_1` is never used
[INFO] [stdout]    --> src/bin/lifetime_example/main.rs:149:4
[INFO] [stdout]     |
[INFO] [stdout] 149 | fn lifetime_1<'a>(ref1: &'a String, ref2: &'a String) -> &'a String {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Borrow`
[INFO] [stdout]  --> src/bin/enc/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::Borrow, path::PathBuf, slice};
[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: `chrono::Timelike`
[INFO] [stdout]  --> src/bin/enc/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use chrono::Timelike;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/enc/main.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let x = {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `walk` and `look` are never used
[INFO] [stdout]   --> src/bin/enc/main.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | trait AnimalMovement {
[INFO] [stdout]    |       -------------- methods in this trait
[INFO] [stdout] 30 |     fn run(&self);
[INFO] [stdout] 31 |     fn walk(&self);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 32 |     fn talk(&self);
[INFO] [stdout] 33 |     fn look(&self, x: f32, y: f32, z: f32);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::anyhow`
[INFO] [stdout]  --> src/bin/sqlx_tutor/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::anyhow;
[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: `mysql::MySqlPoolOptions`
[INFO] [stdout]  --> src/bin/sqlx_tutor/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sqlx::{mysql::MySqlPoolOptions, prelude::FromRow};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::any::Any`
[INFO] [stdout]  --> src/bin/sqlx_tutor/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::any::Any;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Index`
[INFO] [stdout]  --> src/bin/sqlx_tutor/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::Index;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sqlx::mysql::MySqlColumn`
[INFO] [stdout]  --> src/bin/sqlx_tutor/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use sqlx::mysql::MySqlColumn;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sqlx::mysql::MySqlTypeInfo`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use sqlx::mysql::MySqlTypeInfo;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sqlx::types::time::Date`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use sqlx::types::time::Date;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sqlx::Type`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use sqlx::Type;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sqlx::ValueRef`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use sqlx::ValueRef;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `MySqlPool`, `MySql`, and `Pool`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | use sqlx::{Error, MySql, MySqlPool, Pool, Row};
[INFO] [stdout]    |            ^^^^^  ^^^^^  ^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `time::macros::format_description`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use time::macros::format_description;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `username` is never read
[INFO] [stdout]   --> src/bin/thread_tutor/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct User<'a> {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 11 |     pub id: u64,
[INFO] [stdout] 12 |     pub username: &'a str,
[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: function `redis_client` is never used
[INFO] [stdout]  --> src/bin/tokio_tutor/redis_client.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub async fn redis_client() -> anyhow::Result<()> {
[INFO] [stdout]   |              ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lion` is never constructed
[INFO] [stdout]   --> src/bin/copy_clone/main.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Lion;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/bin/sqlx_tutor/main.rs:119:16
[INFO] [stdout]     |
[INFO] [stdout] 119 |         .map(|(index, row)| {
[INFO] [stdout]     |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let matches = command!()
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/bin/sqlx_tutor/main.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let x = single_result.columns();
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/bin/sqlx_tutor/main.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |     let id: String = single_result.get(0);
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/bin/howtocodeit/create_user.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::{anyhow, Error};
[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: `mpsc`
[INFO] [stdout]  --> src/bin/howtocodeit/thread_example.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 |     sync::{mpsc, Arc},
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/howtocodeit/thread_example.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let x = String::from("test");
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `doubled`
[INFO] [stdout]   --> src/bin/howtocodeit/trait_example.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let doubled: Vec<_> = nums.iter().map(|n| n * 2).collect();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_doubled`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `doubled`
[INFO] [stdout]   --> src/bin/howtocodeit/trait_example.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let doubled = nums.iter().map(|n| n * 2).collect::<Vec<_>>();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_doubled`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `email`, and `password` are never read
[INFO] [stdout]    --> src/bin/howtocodeit/create_user.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub struct User {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout] 102 |     id: String,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 103 |     username: Username,
[INFO] [stdout] 104 |     email: EmailAddress,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 105 |     password: Password,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/axum_todo/main.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let x = liquid::partials::InMemorySource::new();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main_page` is never used
[INFO] [stdout]   --> src/bin/axum_todo/main.rs:70:10
[INFO] [stdout]    |
[INFO] [stdout] 70 | async fn main_page() -> Html<String> {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/howtocodeit/main.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     run_trait_example();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let _ = run_trait_example();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 22s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "51b5bb9f211be4216c8d0de05e7800d0697f51c8d7974cf7867bbf7669439c44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51b5bb9f211be4216c8d0de05e7800d0697f51c8d7974cf7867bbf7669439c44", kill_on_drop: false }`
[INFO] [stdout] 51b5bb9f211be4216c8d0de05e7800d0697f51c8d7974cf7867bbf7669439c44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ac3e0f6933056ad999dbb426f984c32ef20ad692dbac0d7b3c10b200138afa3
[INFO] running `Command { std: "docker" "start" "-a" "5ac3e0f6933056ad999dbb426f984c32ef20ad692dbac0d7b3c10b200138afa3", kill_on_drop: false }`
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling cookie v0.17.0
[INFO] [stderr]    Compiling idna v0.3.0
[INFO] [stderr]    Compiling psl-types v2.0.11
[INFO] [stderr]    Compiling ipnet v2.9.0
[INFO] [stderr]    Compiling sqlx-core v0.7.4
[INFO] [stderr]    Compiling publicsuffix v2.2.3
[INFO] [stderr]    Compiling cookie_store v0.20.0
[INFO] [stderr]    Compiling h2 v0.3.26
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling sqlx-mysql v0.7.4
[INFO] [stderr]    Compiling sqlx-macros-core v0.7.4
[INFO] [stderr]    Compiling hyper v0.14.30
[INFO] [stderr]    Compiling sqlx-macros v0.7.4
[INFO] [stderr]    Compiling sqlx v0.7.4
[INFO] [stderr]    Compiling tokio-tutor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ref3`
[INFO] [stdout]    --> src/bin/lifetime_example/main.rs:141:9
[INFO] [stdout]     |
[INFO] [stdout] 141 |     let ref3 = lifetime_1(ref1, ref2);
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_ref3`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `b` is never read
[INFO] [stdout]  --> src/bin/lifetime_example/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct S<'long: 'short, 'short> {
[INFO] [stdout]   |        - field in this struct
[INFO] [stdout] 7 |     a: &'long str,
[INFO] [stdout] 8 |     b: &'short str,
[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 `attempt_1` is never used
[INFO] [stdout]    --> src/bin/lifetime_example/main.rs:132:4
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn attempt_1() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lifetime_1` is never used
[INFO] [stdout]    --> src/bin/lifetime_example/main.rs:149:4
[INFO] [stdout]     |
[INFO] [stdout] 149 | fn lifetime_1<'a>(ref1: &'a String, ref2: &'a String) -> &'a String {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/bin/howtocodeit/create_user.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::{anyhow, Error};
[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: `mpsc`
[INFO] [stdout]  --> src/bin/howtocodeit/thread_example.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 |     sync::{mpsc, Arc},
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::anyhow`
[INFO] [stdout]  --> src/bin/sqlx_tutor/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::anyhow;
[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: `mysql::MySqlPoolOptions`
[INFO] [stdout]  --> src/bin/sqlx_tutor/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sqlx::{mysql::MySqlPoolOptions, prelude::FromRow};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::any::Any`
[INFO] [stdout]  --> src/bin/sqlx_tutor/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::any::Any;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Index`
[INFO] [stdout]  --> src/bin/sqlx_tutor/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::Index;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sqlx::mysql::MySqlColumn`
[INFO] [stdout]  --> src/bin/sqlx_tutor/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use sqlx::mysql::MySqlColumn;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sqlx::mysql::MySqlTypeInfo`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use sqlx::mysql::MySqlTypeInfo;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sqlx::types::time::Date`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use sqlx::types::time::Date;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sqlx::Type`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use sqlx::Type;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sqlx::ValueRef`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use sqlx::ValueRef;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `MySqlPool`, `MySql`, and `Pool`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | use sqlx::{Error, MySql, MySqlPool, Pool, Row};
[INFO] [stdout]    |            ^^^^^  ^^^^^  ^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `time::macros::format_description`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use time::macros::format_description;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/howtocodeit/thread_example.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let x = String::from("test");
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `doubled`
[INFO] [stdout]   --> src/bin/howtocodeit/trait_example.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let doubled: Vec<_> = nums.iter().map(|n| n * 2).collect();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_doubled`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `doubled`
[INFO] [stdout]   --> src/bin/howtocodeit/trait_example.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let doubled = nums.iter().map(|n| n * 2).collect::<Vec<_>>();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_doubled`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lion` is never constructed
[INFO] [stdout]   --> src/bin/copy_clone/main.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Lion;
[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 `id`, `email`, and `password` are never read
[INFO] [stdout]    --> src/bin/howtocodeit/create_user.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub struct User {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout] 102 |     id: String,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 103 |     username: Username,
[INFO] [stdout] 104 |     email: EmailAddress,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 105 |     password: Password,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/howtocodeit/main.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     run_trait_example();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let _ = run_trait_example();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/axum_todo/main.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let x = liquid::partials::InMemorySource::new();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main_page` is never used
[INFO] [stdout]   --> src/bin/axum_todo/main.rs:70:10
[INFO] [stdout]    |
[INFO] [stdout] 70 | async fn main_page() -> Html<String> {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/bin/railway_example/main.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::{anyhow, Error};
[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 `calculate_two_numbers` is never used
[INFO] [stdout]   --> src/bin/railway_example/main.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn calculate_two_numbers(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/bin/sqlx_tutor/main.rs:119:16
[INFO] [stdout]     |
[INFO] [stdout] 119 |         .map(|(index, row)| {
[INFO] [stdout]     |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let matches = command!()
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/bin/sqlx_tutor/main.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let x = single_result.columns();
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/bin/sqlx_tutor/main.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |     let id: String = single_result.get(0);
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `username` is never read
[INFO] [stdout]   --> src/bin/thread_tutor/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct User<'a> {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 11 |     pub id: u64,
[INFO] [stdout] 12 |     pub username: &'a str,
[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: unused import: `bail`
[INFO] [stdout]  --> src/bin/tokio_tutor/redis_client.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::{anyhow, bail};
[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: `Buffer`
[INFO] [stdout]  --> src/bin/tokio_tutor/redis_client.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use mini_redis::{client, Buffer};
[INFO] [stdout]   |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `anyhow` and `bail`
[INFO] [stdout]  --> src/bin/tokio_tutor/main.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | use anyhow::{anyhow, bail};
[INFO] [stdout]   |              ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Buffer` and `client`
[INFO] [stdout]  --> src/bin/tokio_tutor/main.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use mini_redis::{client, Buffer};
[INFO] [stdout]   |                  ^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `redis_client::redis_client`
[INFO] [stdout]  --> src/bin/tokio_tutor/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use redis_client::redis_client;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `redis_client` is never used
[INFO] [stdout]  --> src/bin/tokio_tutor/redis_client.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub async fn redis_client() -> anyhow::Result<()> {
[INFO] [stdout]   |              ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Borrow`
[INFO] [stdout]  --> src/bin/enc/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::Borrow, path::PathBuf, slice};
[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: `chrono::Timelike`
[INFO] [stdout]  --> src/bin/enc/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use chrono::Timelike;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/enc/main.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let x = {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `walk` and `look` are never used
[INFO] [stdout]   --> src/bin/enc/main.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | trait AnimalMovement {
[INFO] [stdout]    |       -------------- methods in this trait
[INFO] [stdout] 30 |     fn run(&self);
[INFO] [stdout] 31 |     fn walk(&self);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 32 |     fn talk(&self);
[INFO] [stdout] 33 |     fn look(&self, x: f32, y: f32, z: f32);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling reqwest_cookie_store v0.6.0
[INFO] [stderr]    Compiling httpc-test v0.1.9
[INFO] [stdout] warning: field `username` is never read
[INFO] [stdout]   --> src/bin/thread_tutor/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct User<'a> {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 11 |     pub id: u64,
[INFO] [stdout] 12 |     pub username: &'a str,
[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: unused import: `anyhow::anyhow`
[INFO] [stdout]  --> src/bin/sqlx_tutor/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::anyhow;
[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: `mysql::MySqlPoolOptions`
[INFO] [stdout]  --> src/bin/sqlx_tutor/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sqlx::{mysql::MySqlPoolOptions, prelude::FromRow};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::any::Any`
[INFO] [stdout]  --> src/bin/sqlx_tutor/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::any::Any;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Index`
[INFO] [stdout]  --> src/bin/sqlx_tutor/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::Index;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sqlx::mysql::MySqlColumn`
[INFO] [stdout]  --> src/bin/sqlx_tutor/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use sqlx::mysql::MySqlColumn;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sqlx::mysql::MySqlTypeInfo`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use sqlx::mysql::MySqlTypeInfo;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sqlx::types::time::Date`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use sqlx::types::time::Date;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sqlx::Type`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use sqlx::Type;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sqlx::ValueRef`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use sqlx::ValueRef;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `MySqlPool`, `MySql`, and `Pool`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | use sqlx::{Error, MySql, MySqlPool, Pool, Row};
[INFO] [stdout]    |            ^^^^^  ^^^^^  ^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `time::macros::format_description`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use time::macros::format_description;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ref3`
[INFO] [stdout]    --> src/bin/lifetime_example/main.rs:141:9
[INFO] [stdout]     |
[INFO] [stdout] 141 |     let ref3 = lifetime_1(ref1, ref2);
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_ref3`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `b` is never read
[INFO] [stdout]  --> src/bin/lifetime_example/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct S<'long: 'short, 'short> {
[INFO] [stdout]   |        - field in this struct
[INFO] [stdout] 7 |     a: &'long str,
[INFO] [stdout] 8 |     b: &'short str,
[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 `attempt_1` is never used
[INFO] [stdout]    --> src/bin/lifetime_example/main.rs:132:4
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn attempt_1() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lifetime_1` is never used
[INFO] [stdout]    --> src/bin/lifetime_example/main.rs:149:4
[INFO] [stdout]     |
[INFO] [stdout] 149 | fn lifetime_1<'a>(ref1: &'a String, ref2: &'a String) -> &'a String {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bail`
[INFO] [stdout]  --> src/bin/tokio_tutor/redis_client.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::{anyhow, bail};
[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: `Buffer`
[INFO] [stdout]  --> src/bin/tokio_tutor/redis_client.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use mini_redis::{client, Buffer};
[INFO] [stdout]   |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `anyhow` and `bail`
[INFO] [stdout]  --> src/bin/tokio_tutor/main.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | use anyhow::{anyhow, bail};
[INFO] [stdout]   |              ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Buffer` and `client`
[INFO] [stdout]  --> src/bin/tokio_tutor/main.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use mini_redis::{client, Buffer};
[INFO] [stdout]   |                  ^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `redis_client::redis_client`
[INFO] [stdout]  --> src/bin/tokio_tutor/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use redis_client::redis_client;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/bin/sqlx_tutor/main.rs:119:16
[INFO] [stdout]     |
[INFO] [stdout] 119 |         .map(|(index, row)| {
[INFO] [stdout]     |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> src/bin/sqlx_tutor/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let matches = command!()
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/bin/sqlx_tutor/main.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let x = single_result.columns();
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/bin/sqlx_tutor/main.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |     let id: String = single_result.get(0);
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/bin/railway_example/main.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::{anyhow, Error};
[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 `calculate_two_numbers` is never used
[INFO] [stdout]   --> src/bin/railway_example/main.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn calculate_two_numbers(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lion` is never constructed
[INFO] [stdout]   --> src/bin/copy_clone/main.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Lion;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/bin/howtocodeit/create_user.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::{anyhow, Error};
[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: `mpsc`
[INFO] [stdout]  --> src/bin/howtocodeit/thread_example.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 |     sync::{mpsc, Arc},
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `redis_client` is never used
[INFO] [stdout]  --> src/bin/tokio_tutor/redis_client.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub async fn redis_client() -> anyhow::Result<()> {
[INFO] [stdout]   |              ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/howtocodeit/thread_example.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let x = String::from("test");
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `doubled`
[INFO] [stdout]   --> src/bin/howtocodeit/trait_example.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let doubled: Vec<_> = nums.iter().map(|n| n * 2).collect();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_doubled`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `doubled`
[INFO] [stdout]   --> src/bin/howtocodeit/trait_example.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let doubled = nums.iter().map(|n| n * 2).collect::<Vec<_>>();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_doubled`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `email`, and `password` are never read
[INFO] [stdout]    --> src/bin/howtocodeit/create_user.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub struct User {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout] 102 |     id: String,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 103 |     username: Username,
[INFO] [stdout] 104 |     email: EmailAddress,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 105 |     password: Password,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/howtocodeit/main.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     run_trait_example();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let _ = run_trait_example();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Borrow`
[INFO] [stdout]  --> src/bin/enc/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::Borrow, path::PathBuf, slice};
[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: `chrono::Timelike`
[INFO] [stdout]  --> src/bin/enc/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use chrono::Timelike;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/enc/main.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let x = {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `walk` and `look` are never used
[INFO] [stdout]   --> src/bin/enc/main.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | trait AnimalMovement {
[INFO] [stdout]    |       -------------- methods in this trait
[INFO] [stdout] 30 |     fn run(&self);
[INFO] [stdout] 31 |     fn walk(&self);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 32 |     fn talk(&self);
[INFO] [stdout] 33 |     fn look(&self, x: f32, y: f32, z: f32);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/axum_todo/main.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let x = liquid::partials::InMemorySource::new();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main_page` is never used
[INFO] [stdout]   --> src/bin/axum_todo/main.rs:70:10
[INFO] [stdout]    |
[INFO] [stdout] 70 | async fn main_page() -> Html<String> {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 55.74s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "5ac3e0f6933056ad999dbb426f984c32ef20ad692dbac0d7b3c10b200138afa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ac3e0f6933056ad999dbb426f984c32ef20ad692dbac0d7b3c10b200138afa3", kill_on_drop: false }`
[INFO] [stdout] 5ac3e0f6933056ad999dbb426f984c32ef20ad692dbac0d7b3c10b200138afa3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 447364505b71311f7b4fd271f8ce6afb90020f89e793583cc8d199366e7dcc55
[INFO] running `Command { std: "docker" "start" "-a" "447364505b71311f7b4fd271f8ce6afb90020f89e793583cc8d199366e7dcc55", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]  --> src/bin/railway_example/main.rs:1:22
[INFO] [stderr]   |
[INFO] [stderr] 1 | use anyhow::{anyhow, Error};
[INFO] [stderr]   |                      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `calculate_two_numbers` is never used
[INFO] [stderr]   --> src/bin/railway_example/main.rs:28:4
[INFO] [stderr]    |
[INFO] [stderr] 28 | fn calculate_two_numbers(
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ref3`
[INFO] [stderr]    --> src/bin/lifetime_example/main.rs:141:9
[INFO] [stderr]     |
[INFO] [stderr] 141 |     let ref3 = lifetime_1(ref1, ref2);
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_ref3`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `b` is never read
[INFO] [stderr]  --> src/bin/lifetime_example/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct S<'long: 'short, 'short> {
[INFO] [stderr]   |        - field in this struct
[INFO] [stderr] 7 |     a: &'long str,
[INFO] [stderr] 8 |     b: &'short str,
[INFO] [stderr]   |     ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `attempt_1` is never used
[INFO] [stderr]    --> src/bin/lifetime_example/main.rs:132:4
[INFO] [stderr]     |
[INFO] [stderr] 132 | fn attempt_1() {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `lifetime_1` is never used
[INFO] [stderr]    --> src/bin/lifetime_example/main.rs:149:4
[INFO] [stderr]     |
[INFO] [stderr] 149 | fn lifetime_1<'a>(ref1: &'a String, ref2: &'a String) -> &'a String {
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `borrow::Borrow`
[INFO] [stderr]  --> src/bin/enc/main.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{borrow::Borrow, path::PathBuf, slice};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `chrono::Timelike`
[INFO] [stderr]  --> src/bin/enc/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use chrono::Timelike;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/bin/enc/main.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let x = {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `walk` and `look` are never used
[INFO] [stderr]   --> src/bin/enc/main.rs:31:8
[INFO] [stderr]    |
[INFO] [stderr] 29 | trait AnimalMovement {
[INFO] [stderr]    |       -------------- methods in this trait
[INFO] [stderr] 30 |     fn run(&self);
[INFO] [stderr] 31 |     fn walk(&self);
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 32 |     fn talk(&self);
[INFO] [stderr] 33 |     fn look(&self, x: f32, y: f32, z: f32);
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tokio-tutor` (bin "railway_example") generated 2 warnings (run `cargo fix --bin "railway_example" -p tokio-tutor` to apply 1 suggestion)
[INFO] [stderr] warning: `tokio-tutor` (bin "lifetime_example") generated 4 warnings (run `cargo fix --bin "lifetime_example" -p tokio-tutor` to apply 1 suggestion)
[INFO] [stderr] warning: `tokio-tutor` (bin "enc") generated 4 warnings (run `cargo fix --bin "enc" -p tokio-tutor` to apply 3 suggestions)
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/bin/axum_todo/main.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |     let x = liquid::partials::InMemorySource::new();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `main_page` is never used
[INFO] [stderr]   --> src/bin/axum_todo/main.rs:70:10
[INFO] [stderr]    |
[INFO] [stderr] 70 | async fn main_page() -> Html<String> {
[INFO] [stderr]    |          ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `username` is never read
[INFO] [stderr]   --> src/bin/thread_tutor/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct User<'a> {
[INFO] [stderr]    |        ---- field in this struct
[INFO] [stderr] 11 |     pub id: u64,
[INFO] [stderr] 12 |     pub username: &'a str,
[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: unused import: `bail`
[INFO] [stderr]  --> src/bin/tokio_tutor/redis_client.rs:1:22
[INFO] [stderr]   |
[INFO] [stderr] 1 | use anyhow::{anyhow, bail};
[INFO] [stderr]   |                      ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Buffer`
[INFO] [stderr]  --> src/bin/tokio_tutor/redis_client.rs:2:26
[INFO] [stderr]   |
[INFO] [stderr] 2 | use mini_redis::{client, Buffer};
[INFO] [stderr]   |                          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `anyhow` and `bail`
[INFO] [stderr]  --> src/bin/tokio_tutor/main.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 | use anyhow::{anyhow, bail};
[INFO] [stderr]   |              ^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Buffer` and `client`
[INFO] [stderr]  --> src/bin/tokio_tutor/main.rs:5:18
[INFO] [stderr]   |
[INFO] [stderr] 5 | use mini_redis::{client, Buffer};
[INFO] [stderr]   |                  ^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `redis_client::redis_client`
[INFO] [stderr]  --> src/bin/tokio_tutor/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use redis_client::redis_client;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `redis_client` is never used
[INFO] [stderr]  --> src/bin/tokio_tutor/redis_client.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub async fn redis_client() -> anyhow::Result<()> {
[INFO] [stderr]   |              ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]  --> src/bin/howtocodeit/create_user.rs:3:22
[INFO] [stderr]   |
[INFO] [stderr] 3 | use anyhow::{anyhow, Error};
[INFO] [stderr]   |                      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mpsc`
[INFO] [stderr]  --> src/bin/howtocodeit/thread_example.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 |     sync::{mpsc, Arc},
[INFO] [stderr]   |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/bin/howtocodeit/thread_example.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let x = String::from("test");
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `doubled`
[INFO] [stderr]   --> src/bin/howtocodeit/trait_example.rs:39:13
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let doubled: Vec<_> = nums.iter().map(|n| n * 2).collect();
[INFO] [stderr]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_doubled`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `doubled`
[INFO] [stderr]   --> src/bin/howtocodeit/trait_example.rs:40:13
[INFO] [stderr]    |
[INFO] [stderr] 40 |         let doubled = nums.iter().map(|n| n * 2).collect::<Vec<_>>();
[INFO] [stderr]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_doubled`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `id`, `email`, and `password` are never read
[INFO] [stderr]    --> src/bin/howtocodeit/create_user.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 101 | pub struct User {
[INFO] [stderr]     |            ---- fields in this struct
[INFO] [stderr] 102 |     id: String,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 103 |     username: Username,
[INFO] [stderr] 104 |     email: EmailAddress,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 105 |     password: Password,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/bin/howtocodeit/main.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     run_trait_example();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let _ = run_trait_example();
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `anyhow::anyhow`
[INFO] [stderr]  --> src/bin/sqlx_tutor/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use anyhow::anyhow;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mysql::MySqlPoolOptions`
[INFO] [stderr]  --> src/bin/sqlx_tutor/main.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | use sqlx::{mysql::MySqlPoolOptions, prelude::FromRow};
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::any::Any`
[INFO] [stderr]  --> src/bin/sqlx_tutor/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::any::Any;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Index`
[INFO] [stderr]  --> src/bin/sqlx_tutor/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ops::Index;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sqlx::mysql::MySqlColumn`
[INFO] [stderr]  --> src/bin/sqlx_tutor/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use sqlx::mysql::MySqlColumn;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sqlx::mysql::MySqlTypeInfo`
[INFO] [stderr]   --> src/bin/sqlx_tutor/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use sqlx::mysql::MySqlTypeInfo;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sqlx::types::time::Date`
[INFO] [stderr]   --> src/bin/sqlx_tutor/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use sqlx::types::time::Date;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sqlx::Type`
[INFO] [stderr]   --> src/bin/sqlx_tutor/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use sqlx::Type;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sqlx::ValueRef`
[INFO] [stderr]   --> src/bin/sqlx_tutor/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use sqlx::ValueRef;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Error`, `MySqlPool`, `MySql`, and `Pool`
[INFO] [stderr]   --> src/bin/sqlx_tutor/main.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | use sqlx::{Error, MySql, MySqlPool, Pool, Row};
[INFO] [stderr]    |            ^^^^^  ^^^^^  ^^^^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `time::macros::format_description`
[INFO] [stderr]   --> src/bin/sqlx_tutor/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use time::macros::format_description;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/bin/sqlx_tutor/main.rs:119:16
[INFO] [stderr]     |
[INFO] [stderr] 119 |         .map(|(index, row)| {
[INFO] [stderr]     |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]   --> src/bin/sqlx_tutor/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let matches = command!()
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/bin/sqlx_tutor/main.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let x = single_result.columns();
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]    --> src/bin/sqlx_tutor/main.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |     let id: String = single_result.get(0);
[INFO] [stderr]     |         ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stderr] 
[INFO] [stderr] warning: `tokio-tutor` (bin "axum_todo") generated 2 warnings (run `cargo fix --bin "axum_todo" -p tokio-tutor` to apply 1 suggestion)
[INFO] [stderr] warning: `tokio-tutor` (bin "thread_tutor") generated 1 warning
[INFO] [stderr] warning: `tokio-tutor` (bin "tokio_tutor") generated 6 warnings (run `cargo fix --bin "tokio_tutor" -p tokio-tutor` to apply 5 suggestions)
[INFO] [stderr] warning: `tokio-tutor` (bin "howtocodeit") generated 7 warnings (run `cargo fix --bin "howtocodeit" -p tokio-tutor` to apply 5 suggestions)
[INFO] [stderr] warning: `tokio-tutor` (bin "sqlx_tutor") generated 15 warnings (run `cargo fix --bin "sqlx_tutor" -p tokio-tutor` to apply 15 suggestions)
[INFO] [stderr] warning: struct `Lion` is never constructed
[INFO] [stderr]   --> src/bin/copy_clone/main.rs:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 | struct Lion;
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tokio-tutor` (bin "copy_clone") generated 1 warning
[INFO] [stderr] warning: `tokio-tutor` (bin "railway_example" test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: `tokio-tutor` (bin "tokio_tutor" test) generated 6 warnings (6 duplicates)
[INFO] [stderr] warning: `tokio-tutor` (bin "axum_todo" test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: `tokio-tutor` (bin "lifetime_example" test) generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: `tokio-tutor` (bin "enc" test) generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: `tokio-tutor` (bin "howtocodeit" test) generated 7 warnings (7 duplicates)
[INFO] [stderr] warning: `tokio-tutor` (bin "sqlx_tutor" test) generated 15 warnings (15 duplicates)
[INFO] [stderr] warning: `tokio-tutor` (bin "thread_tutor" test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `tokio-tutor` (bin "copy_clone" test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] [stderr]      Running unittests src/bin/axum_todo/main.rs (/opt/rustwide/target/debug/deps/axum_todo-90e9e59256feb261)
[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/bin/copy_clone/main.rs (/opt/rustwide/target/debug/deps/copy_clone-0e10a0f447083adb)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/enc/main.rs (/opt/rustwide/target/debug/deps/enc-37837ce7e8f28292)
[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] [stderr]      Running unittests src/bin/howtocodeit/main.rs (/opt/rustwide/target/debug/deps/howtocodeit-44f71f4012919035)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/bin/lifetime_example/main.rs (/opt/rustwide/target/debug/deps/lifetime_example-afa537d9064410fb)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/miner/main.rs (/opt/rustwide/target/debug/deps/miner-4cd4d59b211d4446)
[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] [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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/railway_example/main.rs (/opt/rustwide/target/debug/deps/railway_example-27e57741d01acfe9)
[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/bin/ref_tutor/main.rs (/opt/rustwide/target/debug/deps/ref_tutor-e418259adcf755de)
[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/bin/smart_ptr/main.rs (/opt/rustwide/target/debug/deps/smart_ptr-a42c9c487a61cb9d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests src/bin/sqlx_tutor/main.rs (/opt/rustwide/target/debug/deps/sqlx_tutor-61dfa5b8081ee912)
[INFO] [stdout] test refcell_tutor::tests::it_sends_an_over_75_percentage_warning_message ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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/bin/thread_tutor/main.rs (/opt/rustwide/target/debug/deps/thread_tutor-4721ac03a4ab8131)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/tokio_tutor/main.rs (/opt/rustwide/target/debug/deps/tokio_tutor-ad62a8c757eb6e16)
[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/bin/ws_client/main.rs (/opt/rustwide/target/debug/deps/ws_client-ae8edfb7a607dc70)
[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 tests/quick_dev.rs (/opt/rustwide/target/debug/deps/quick_dev-9c8760635bfaf9f8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test quick_dev ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- quick_dev stdout ----
[INFO] [stdout] Error: error sending request for url (http://localhost:3344/hello): error trying to connect: tcp connect error: Connection refused (os error 111)
[INFO] [stdout] 
[INFO] [stdout] Caused by:
[INFO] [stdout]     0: error trying to connect: tcp connect error: Connection refused (os error 111)
[INFO] [stdout]     1: tcp connect error: Connection refused (os error 111)
[INFO] [stdout]     2: Connection refused (os error 111)
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: <anyhow::Error as core::convert::From<httpc_test::error::Error>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.86/src/backtrace.rs:27:14
[INFO] [stdout]    1: <core::result::Result<(), anyhow::Error> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible, httpc_test::error::Error>>>::from_residual
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:2189:27
[INFO] [stdout]    2: quick_dev::quick_dev::{closure#0}
[INFO] [stdout]              at ./tests/quick_dev.rs:9:5
[INFO] [stdout]    3: <core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>> as core::future::future::Future>::poll
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/future/future.rs:133:9
[INFO] [stdout]    4: <core::pin::Pin<&mut core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>> as core::future::future::Future>::poll
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/future/future.rs:133:9
[INFO] [stdout]    5: <tokio::runtime::scheduler::current_thread::CoreGuard>::block_on::<core::pin::Pin<&mut core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>>::{closure#0}::{closure#0}::{closure#0}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.39.2/src/runtime/scheduler/current_thread/mod.rs:673:73
[INFO] [stdout]    6: tokio::runtime::coop::with_budget::<core::task::poll::Poll<core::result::Result<(), anyhow::Error>>, <tokio::runtime::scheduler::current_thread::CoreGuard>::block_on<core::pin::Pin<&mut core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>>::{closure#0}::{closure#0}::{closure#0}>
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.39.2/src/runtime/coop.rs:107:5
[INFO] [stdout]    7: tokio::runtime::coop::budget::<core::task::poll::Poll<core::result::Result<(), anyhow::Error>>, <tokio::runtime::scheduler::current_thread::CoreGuard>::block_on<core::pin::Pin<&mut core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>>::{closure#0}::{closure#0}::{closure#0}>
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.39.2/src/runtime/coop.rs:73:5
[INFO] [stdout]    8: <tokio::runtime::scheduler::current_thread::CoreGuard>::block_on::<core::pin::Pin<&mut core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>>::{closure#0}::{closure#0}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.39.2/src/runtime/scheduler/current_thread/mod.rs:673:25
[INFO] [stdout]    9: <tokio::runtime::scheduler::current_thread::Context>::enter::<core::task::poll::Poll<core::result::Result<(), anyhow::Error>>, <tokio::runtime::scheduler::current_thread::CoreGuard>::block_on<core::pin::Pin<&mut core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.39.2/src/runtime/scheduler/current_thread/mod.rs:412:19
[INFO] [stdout]   10: <tokio::runtime::scheduler::current_thread::CoreGuard>::block_on::<core::pin::Pin<&mut core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>>::{closure#0}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.39.2/src/runtime/scheduler/current_thread/mod.rs:672:44
[INFO] [stdout]   11: <tokio::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio::runtime::scheduler::current_thread::CoreGuard>::block_on<core::pin::Pin<&mut core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>>::{closure#0}, core::option::Option<core::result::Result<(), anyhow::Error>>>::{closure#0}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.39.2/src/runtime/scheduler/current_thread/mod.rs:751:68
[INFO] [stdout]   12: <tokio::runtime::context::scoped::Scoped<tokio::runtime::scheduler::Context>>::set::<<tokio::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio::runtime::scheduler::current_thread::CoreGuard>::block_on<core::pin::Pin<&mut core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>>::{closure#0}, core::option::Option<core::result::Result<(), anyhow::Error>>>::{closure#0}, (alloc::boxed::Box<tokio::runtime::scheduler::current_thread::Core>, core::option::Option<core::result::Result<(), anyhow::Error>>)>
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.39.2/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   13: tokio::runtime::context::set_scheduler::<(alloc::boxed::Box<tokio::runtime::scheduler::current_thread::Core>, core::option::Option<core::result::Result<(), anyhow::Error>>), <tokio::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio::runtime::scheduler::current_thread::CoreGuard>::block_on<core::pin::Pin<&mut core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>>::{closure#0}, core::option::Option<core::result::Result<(), anyhow::Error>>>::{closure#0}>::{closure#0}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.39.2/src/runtime/context.rs:180:38
[INFO] [stdout]   14: <std::thread::local::LocalKey<tokio::runtime::context::Context>>::try_with::<tokio::runtime::context::set_scheduler<(alloc::boxed::Box<tokio::runtime::scheduler::current_thread::Core>, core::option::Option<core::result::Result<(), anyhow::Error>>), <tokio::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio::runtime::scheduler::current_thread::CoreGuard>::block_on<core::pin::Pin<&mut core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>>::{closure#0}, core::option::Option<core::result::Result<(), anyhow::Error>>>::{closure#0}>::{closure#0}, (alloc::boxed::Box<tokio::runtime::scheduler::current_thread::Core>, core::option::Option<core::result::Result<(), anyhow::Error>>)>
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   15: <std::thread::local::LocalKey<tokio::runtime::context::Context>>::with::<tokio::runtime::context::set_scheduler<(alloc::boxed::Box<tokio::runtime::scheduler::current_thread::Core>, core::option::Option<core::result::Result<(), anyhow::Error>>), <tokio::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio::runtime::scheduler::current_thread::CoreGuard>::block_on<core::pin::Pin<&mut core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>>::{closure#0}, core::option::Option<core::result::Result<(), anyhow::Error>>>::{closure#0}>::{closure#0}, (alloc::boxed::Box<tokio::runtime::scheduler::current_thread::Core>, core::option::Option<core::result::Result<(), anyhow::Error>>)>
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   16: tokio::runtime::context::set_scheduler::<(alloc::boxed::Box<tokio::runtime::scheduler::current_thread::Core>, core::option::Option<core::result::Result<(), anyhow::Error>>), <tokio::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio::runtime::scheduler::current_thread::CoreGuard>::block_on<core::pin::Pin<&mut core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>>::{closure#0}, core::option::Option<core::result::Result<(), anyhow::Error>>>::{closure#0}>
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.39.2/src/runtime/context.rs:180:17
[INFO] [stdout]   17: <tokio::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio::runtime::scheduler::current_thread::CoreGuard>::block_on<core::pin::Pin<&mut core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>>::{closure#0}, core::option::Option<core::result::Result<(), anyhow::Error>>>
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.39.2/src/runtime/scheduler/current_thread/mod.rs:751:27
[INFO] [stdout]   18: <tokio::runtime::scheduler::current_thread::CoreGuard>::block_on::<core::pin::Pin<&mut core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>>
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.39.2/src/runtime/scheduler/current_thread/mod.rs:660:24
[INFO] [stdout]   19: <tokio::runtime::scheduler::current_thread::CurrentThread>::block_on::<core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>::{closure#0}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.39.2/src/runtime/scheduler/current_thread/mod.rs:180:33
[INFO] [stdout]   20: tokio::runtime::context::runtime::enter_runtime::<<tokio::runtime::scheduler::current_thread::CurrentThread>::block_on<core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>::{closure#0}, core::result::Result<(), anyhow::Error>>
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.39.2/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   21: <tokio::runtime::scheduler::current_thread::CurrentThread>::block_on::<core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.39.2/src/runtime/scheduler/current_thread/mod.rs:168:9
[INFO] [stdout]   22: <tokio::runtime::runtime::Runtime>::block_on_inner::<core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.39.2/src/runtime/runtime.rs:361:52
[INFO] [stdout]   23: <tokio::runtime::runtime::Runtime>::block_on::<core::pin::Pin<&mut dyn core::future::future::Future<Output = core::result::Result<(), anyhow::Error>>>>
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.39.2/src/runtime/runtime.rs:335:18
[INFO] [stdout]   24: quick_dev::quick_dev
[INFO] [stdout]              at ./tests/quick_dev.rs:12:7
[INFO] [stdout]   25: quick_dev::quick_dev::{closure#0}
[INFO] [stdout]              at ./tests/quick_dev.rs:6:25
[INFO] [stdout]   26: <quick_dev::quick_dev::{closure#0} as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27: <fn() -> core::result::Result<(), alloc::string::String> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28: test::__rust_begin_short_backtrace::<core::result::Result<(), alloc::string::String>, fn() -> core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   29: test::run_test_in_process::{closure#0}
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   30: <core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   31: std::panicking::catch_unwind::do_call::<core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>, core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   32: std::panicking::catch_unwind::<core::result::Result<(), alloc::string::String>, core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>>
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   33: std::panic::catch_unwind::<core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>, core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   34: test::run_test_in_process
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   35: test::run_test::{closure#0}
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   36: test::run_test::{closure#1}
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   37: std::sys::backtrace::__rust_begin_short_backtrace::<test::run_test::{closure#1}, ()>
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   38: std::thread::lifecycle::spawn_unchecked::<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   39: <core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   40: std::panicking::catch_unwind::do_call::<core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   41: std::panicking::catch_unwind::<(), core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   42: std::panic::catch_unwind::<core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   43: std::thread::lifecycle::spawn_unchecked::<test::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   44: <std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   45: <alloc::boxed::Box<dyn core::ops::function::FnOnce<(), Output = ()> + core::marker::Send> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   46: <std::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]              at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   47: <unknown>
[INFO] [stdout]   48: clone
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     quick_dev
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test quick_dev`
[INFO] running `Command { std: "docker" "inspect" "447364505b71311f7b4fd271f8ce6afb90020f89e793583cc8d199366e7dcc55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "447364505b71311f7b4fd271f8ce6afb90020f89e793583cc8d199366e7dcc55", kill_on_drop: false }`
[INFO] [stdout] 447364505b71311f7b4fd271f8ce6afb90020f89e793583cc8d199366e7dcc55
