[INFO] cloning repository https://github.com/CBoYXD/MySQL-with-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CBoYXD/MySQL-with-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCBoYXD%2FMySQL-with-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCBoYXD%2FMySQL-with-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9a181fdfe0d0c953bba99afc5f95d3a0f1c8697
[INFO] testing CBoYXD/MySQL-with-Rust against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCBoYXD%2FMySQL-with-Rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CBoYXD/MySQL-with-Rust on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CBoYXD/MySQL-with-Rust
[INFO] finished tweaking git repo https://github.com/CBoYXD/MySQL-with-Rust
[INFO] tweaked toml for git repo https://github.com/CBoYXD/MySQL-with-Rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pem v2.0.1
[INFO] [stderr]   Downloaded io-enum v1.1.1
[INFO] [stderr]   Downloaded derive_utils v0.13.2
[INFO] [stderr]   Downloaded mysql-common-derive v0.30.2
[INFO] [stderr]   Downloaded mysql_common v0.30.6
[INFO] [stderr]   Downloaded mysql v24.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ada935cec4a0a569cee7726bfcc24501953dc987287c52f56cdef036ccfca58
[INFO] running `Command { std: "docker" "start" "-a" "0ada935cec4a0a569cee7726bfcc24501953dc987287c52f56cdef036ccfca58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ada935cec4a0a569cee7726bfcc24501953dc987287c52f56cdef036ccfca58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ada935cec4a0a569cee7726bfcc24501953dc987287c52f56cdef036ccfca58", kill_on_drop: false }`
[INFO] [stdout] 0ada935cec4a0a569cee7726bfcc24501953dc987287c52f56cdef036ccfca58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a83fcf82903b1ee620c9b5c8ee2bb0757b1da3bcec6e0c72be3821973f64877
[INFO] running `Command { std: "docker" "start" "-a" "8a83fcf82903b1ee620c9b5c8ee2bb0757b1da3bcec6e0c72be3821973f64877", kill_on_drop: false }`
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling pkg-config v0.3.28
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling lexical-util v0.8.5
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling libloading v0.8.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling clang-sys v1.7.0
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling bindgen v0.69.1
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling frunk_core v0.4.2
[INFO] [stderr]    Compiling lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling lexical-write-integer v0.8.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]    Compiling openssl-sys v0.9.98
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling libz-sys v1.1.12
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling shlex v1.2.0
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling winnow v0.5.32
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling lexical-write-float v0.8.5
[INFO] [stderr]    Compiling lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling subprocess v0.2.9
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling openssl v0.10.62
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling rust_decimal v1.33.1
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling lexical-core v0.8.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling frunk_proc_macro_helpers v0.1.2
[INFO] [stderr]    Compiling darling_core v0.20.3
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling termcolor v1.4.0
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling base64 v0.21.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.14
[INFO] [stderr]    Compiling time v0.3.31
[INFO] [stderr]    Compiling bigdecimal v0.3.1
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling derive_utils v0.13.2
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.4
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling lexical v6.1.1
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling crossbeam-queue v0.3.10
[INFO] [stderr]    Compiling crossbeam-channel v0.5.10
[INFO] [stderr]    Compiling uuid v1.6.1
[INFO] [stderr]    Compiling mysql v24.0.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling saturating v0.1.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling crossbeam v0.8.3
[INFO] [stderr]    Compiling lru v0.10.1
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling pem v2.0.1
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling darling_macro v0.20.3
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling frunk_derives v0.4.2
[INFO] [stderr]    Compiling frunk_proc_macros v0.1.2
[INFO] [stderr]    Compiling io-enum v1.1.1
[INFO] [stderr]    Compiling frunk v0.4.2
[INFO] [stderr]    Compiling darling v0.20.3
[INFO] [stderr]    Compiling mysql-common-derive v0.30.2
[INFO] [stderr]    Compiling mysql_common v0.30.6
[INFO] [stderr]    Compiling db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `read_env` is never used
[INFO] [stdout]  --> src/examples/db/connect.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn read_env() -> String{
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect` is never used
[INFO] [stdout]   --> src/examples/db/connect.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn connect() -> PooledConn{
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_data` is never used
[INFO] [stdout]  --> src/examples/delete.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn delete_data(user_id: i32) -> (){
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `User` is never constructed
[INFO] [stdout]  --> src/examples/insert.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct User{
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insert_data` is never used
[INFO] [stdout]   --> src/examples/insert.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn insert_data() -> (){
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `user_id`, `user_fullname`, `have_username`, and `lang` are never read
[INFO] [stdout]   --> src/examples/select.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | struct User{
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 7  |     user_id: i32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 8  |     user_fullname: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 9  |     have_username: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 10 |     lang: String
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `select_data` is never used
[INFO] [stdout]   --> src/examples/select.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn select_data() -> (){
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `update_user` is never used
[INFO] [stdout]  --> src/examples/update.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn update_user(user_id: i32, new_name: &str) -> () {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_table` is never used
[INFO] [stdout]   --> src/examples/create.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn create_table() -> () {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.75s
[INFO] running `Command { std: "docker" "inspect" "8a83fcf82903b1ee620c9b5c8ee2bb0757b1da3bcec6e0c72be3821973f64877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a83fcf82903b1ee620c9b5c8ee2bb0757b1da3bcec6e0c72be3821973f64877", kill_on_drop: false }`
[INFO] [stdout] 8a83fcf82903b1ee620c9b5c8ee2bb0757b1da3bcec6e0c72be3821973f64877
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1e5a750a86d4204e3e70af9cff7282bd78ed0a36372f6f276c6c7823c708d27
[INFO] running `Command { std: "docker" "start" "-a" "c1e5a750a86d4204e3e70af9cff7282bd78ed0a36372f6f276c6c7823c708d27", kill_on_drop: false }`
[INFO] [stderr]    Compiling db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `read_env` is never used
[INFO] [stdout]  --> src/examples/db/connect.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn read_env() -> String{
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect` is never used
[INFO] [stdout]   --> src/examples/db/connect.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn connect() -> PooledConn{
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_data` is never used
[INFO] [stdout]  --> src/examples/delete.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn delete_data(user_id: i32) -> (){
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `User` is never constructed
[INFO] [stdout]  --> src/examples/insert.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct User{
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insert_data` is never used
[INFO] [stdout]   --> src/examples/insert.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn insert_data() -> (){
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `user_id`, `user_fullname`, `have_username`, and `lang` are never read
[INFO] [stdout]   --> src/examples/select.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | struct User{
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 7  |     user_id: i32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 8  |     user_fullname: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 9  |     have_username: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 10 |     lang: String
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `select_data` is never used
[INFO] [stdout]   --> src/examples/select.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn select_data() -> (){
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `update_user` is never used
[INFO] [stdout]  --> src/examples/update.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn update_user(user_id: i32, new_name: &str) -> () {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_table` is never used
[INFO] [stdout]   --> src/examples/create.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn create_table() -> () {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "c1e5a750a86d4204e3e70af9cff7282bd78ed0a36372f6f276c6c7823c708d27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1e5a750a86d4204e3e70af9cff7282bd78ed0a36372f6f276c6c7823c708d27", kill_on_drop: false }`
[INFO] [stdout] c1e5a750a86d4204e3e70af9cff7282bd78ed0a36372f6f276c6c7823c708d27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bfaddee20754075a85ebe07fd059933c6b7e3e408add1a5881f69b936a8bbbca
[INFO] running `Command { std: "docker" "start" "-a" "bfaddee20754075a85ebe07fd059933c6b7e3e408add1a5881f69b936a8bbbca", kill_on_drop: false }`
[INFO] [stderr] warning: function `read_env` is never used
[INFO] [stderr]  --> src/examples/db/connect.rs:7:4
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn read_env() -> String{
[INFO] [stderr]   |    ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `connect` is never used
[INFO] [stderr]   --> src/examples/db/connect.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn connect() -> PooledConn{
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `delete_data` is never used
[INFO] [stderr]  --> src/examples/delete.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn delete_data(user_id: i32) -> (){
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `User` is never constructed
[INFO] [stderr]  --> src/examples/insert.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct User{
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `insert_data` is never used
[INFO] [stderr]   --> src/examples/insert.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn insert_data() -> (){
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `user_id`, `user_fullname`, `have_username`, and `lang` are never read
[INFO] [stderr]   --> src/examples/select.rs:7:5
[INFO] [stderr]    |
[INFO] [stderr] 6  | struct User{
[INFO] [stderr]    |        ---- fields in this struct
[INFO] [stderr] 7  |     user_id: i32,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 8  |     user_fullname: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 9  |     have_username: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 10 |     lang: String
[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] 
[INFO] [stderr] warning: function `select_data` is never used
[INFO] [stderr]   --> src/examples/select.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn select_data() -> (){
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `update_user` is never used
[INFO] [stderr]  --> src/examples/update.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn update_user(user_id: i32, new_name: &str) -> () {
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `create_table` is never used
[INFO] [stderr]   --> src/examples/create.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn create_table() -> () {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `db` (bin "db" test) generated 9 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/db-1a5bb3a96584623c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bfaddee20754075a85ebe07fd059933c6b7e3e408add1a5881f69b936a8bbbca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfaddee20754075a85ebe07fd059933c6b7e3e408add1a5881f69b936a8bbbca", kill_on_drop: false }`
[INFO] [stdout] bfaddee20754075a85ebe07fd059933c6b7e3e408add1a5881f69b936a8bbbca
