[INFO] cloning repository https://github.com/Migawk/MVC
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Migawk/MVC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMigawk%2FMVC", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMigawk%2FMVC'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 13df0b346178e1e27d7ad6a944f9b16fa8e33f90
[INFO] testing Migawk/MVC against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMigawk%2FMVC" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Migawk/MVC
[INFO] finished tweaking git repo https://github.com/Migawk/MVC
[INFO] tweaked toml for git repo https://github.com/Migawk/MVC written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Migawk/MVC on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Migawk/MVC 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "c6153861769f73f9ff133219477429d001ff0ecd1d4c4252d985e74fe595c49e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6153861769f73f9ff133219477429d001ff0ecd1d4c4252d985e74fe595c49e", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "4a255fe3998e07e7d1248b0ab8fa2ea892cc504945e2d2fa47d7091f893dc1d5", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `DB`
[INFO] [stdout]  --> src/user/controller.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use crate::{db::User, DB};
[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 variable: `usrProv`
[INFO] [stdout]   --> src/main.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let usrProv = UserProvider::new();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_usrProv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `service` is never read
[INFO] [stdout]  --> src/user/controller.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub struct Controller {
[INFO] [stdout]   |                ---------- field in this struct
[INFO] [stdout] 7 |         service: UserService
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_user` is never used
[INFO] [stdout]   --> src/user/controller.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |     impl Controller {
[INFO] [stdout]    |     --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |         pub fn get_user(&self, name: &str) -> Result<User, ()> {
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `db` is never read
[INFO] [stdout]  --> src/user/service.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub struct UserService {
[INFO] [stdout]   |                ----------- field in this struct
[INFO] [stdout] 6 |         db: DB
[INFO] [stdout]   |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_user` is never used
[INFO] [stdout]   --> src/user/service.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout]  9 |     impl UserService {
[INFO] [stdout]    |     ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |         pub fn get_user(&self, name: &str) -> Result<User, ()> {
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `controller` is never read
[INFO] [stdout]  --> src/user/mod.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub struct UserProvider {
[INFO] [stdout]   |                ------------ field in this struct
[INFO] [stdout] 8 |         pub controller: Controller
[INFO] [stdout]   |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `usrProv` should have a snake case name
[INFO] [stdout]   --> src/main.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let usrProv = UserProvider::new();
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case: `usr_prov`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "4a255fe3998e07e7d1248b0ab8fa2ea892cc504945e2d2fa47d7091f893dc1d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a255fe3998e07e7d1248b0ab8fa2ea892cc504945e2d2fa47d7091f893dc1d5", kill_on_drop: false }`
[INFO] [stdout] 4a255fe3998e07e7d1248b0ab8fa2ea892cc504945e2d2fa47d7091f893dc1d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e9124c38170f1112c4b8bd585011ca12a752111c5ca2a58d4a34d975eb5b36e
[INFO] running `Command { std: "docker" "start" "-a" "9e9124c38170f1112c4b8bd585011ca12a752111c5ca2a58d4a34d975eb5b36e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `DB`
[INFO] [stdout]  --> src/user/controller.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use crate::{db::User, DB};
[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 variable: `usrProv`
[INFO] [stdout]   --> src/main.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let usrProv = UserProvider::new();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_usrProv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `service` is never read
[INFO] [stdout]  --> src/user/controller.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub struct Controller {
[INFO] [stdout]   |                ---------- field in this struct
[INFO] [stdout] 7 |         service: UserService
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_user` is never used
[INFO] [stdout]   --> src/user/controller.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |     impl Controller {
[INFO] [stdout]    |     --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |         pub fn get_user(&self, name: &str) -> Result<User, ()> {
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `db` is never read
[INFO] [stdout]  --> src/user/service.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub struct UserService {
[INFO] [stdout]   |                ----------- field in this struct
[INFO] [stdout] 6 |         db: DB
[INFO] [stdout]   |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_user` is never used
[INFO] [stdout]   --> src/user/service.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout]  9 |     impl UserService {
[INFO] [stdout]    |     ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |         pub fn get_user(&self, name: &str) -> Result<User, ()> {
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `controller` is never read
[INFO] [stdout]  --> src/user/mod.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub struct UserProvider {
[INFO] [stdout]   |                ------------ field in this struct
[INFO] [stdout] 8 |         pub controller: Controller
[INFO] [stdout]   |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `usrProv` should have a snake case name
[INFO] [stdout]   --> src/main.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let usrProv = UserProvider::new();
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case: `usr_prov`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "9e9124c38170f1112c4b8bd585011ca12a752111c5ca2a58d4a34d975eb5b36e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e9124c38170f1112c4b8bd585011ca12a752111c5ca2a58d4a34d975eb5b36e", kill_on_drop: false }`
[INFO] [stdout] 9e9124c38170f1112c4b8bd585011ca12a752111c5ca2a58d4a34d975eb5b36e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ff668abfdaa244ec928022aadb630597b8b78e91f1de1ee7e30fad93b7f2abb
[INFO] running `Command { std: "docker" "start" "-a" "1ff668abfdaa244ec928022aadb630597b8b78e91f1de1ee7e30fad93b7f2abb", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `DB`
[INFO] [stderr]  --> src/user/controller.rs:4:24
[INFO] [stderr]   |
[INFO] [stderr] 4 |     use crate::{db::User, DB};
[INFO] [stderr]   |                           ^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `usrProv`
[INFO] [stderr]   --> src/main.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |     let usrProv = UserProvider::new();
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_usrProv`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `service` is never read
[INFO] [stderr]  --> src/user/controller.rs:7:3
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub struct Controller {
[INFO] [stderr]   |                ---------- field in this struct
[INFO] [stderr] 7 |         service: UserService
[INFO] [stderr]   |         ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_user` is never used
[INFO] [stderr]   --> src/user/controller.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 10 |     impl Controller {
[INFO] [stderr]    |     --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 18 |         pub fn get_user(&self, name: &str) -> Result<User, ()> {
[INFO] [stderr]    |                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `db` is never read
[INFO] [stderr]  --> src/user/service.rs:6:3
[INFO] [stderr]   |
[INFO] [stderr] 5 |     pub struct UserService {
[INFO] [stderr]   |                ----------- field in this struct
[INFO] [stderr] 6 |         db: DB
[INFO] [stderr]   |         ^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_user` is never used
[INFO] [stderr]   --> src/user/service.rs:17:16
[INFO] [stderr]    |
[INFO] [stderr]  9 |     impl UserService {
[INFO] [stderr]    |     ---------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 17 |         pub fn get_user(&self, name: &str) -> Result<User, ()> {
[INFO] [stderr]    |                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `controller` is never read
[INFO] [stderr]  --> src/user/mod.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub struct UserProvider {
[INFO] [stderr]   |                ------------ field in this struct
[INFO] [stderr] 8 |         pub controller: Controller
[INFO] [stderr]   |             ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `usrProv` should have a snake case name
[INFO] [stderr]   --> src/main.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |     let usrProv = UserProvider::new();
[INFO] [stderr]    |         ^^^^^^^ help: convert the identifier to snake case: `usr_prov`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust3` (bin "rust3" test) generated 8 warnings (run `cargo fix --bin "rust3" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust3-ebe42ad9d221944f)
[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" "1ff668abfdaa244ec928022aadb630597b8b78e91f1de1ee7e30fad93b7f2abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ff668abfdaa244ec928022aadb630597b8b78e91f1de1ee7e30fad93b7f2abb", kill_on_drop: false }`
[INFO] [stdout] 1ff668abfdaa244ec928022aadb630597b8b78e91f1de1ee7e30fad93b7f2abb