[INFO] cloning repository https://github.com/nfzynp/book_system
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nfzynp/book_system" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnfzynp%2Fbook_system", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnfzynp%2Fbook_system'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 675e1caed64146430b3bce4329eda9d7b08d1083
[INFO] checking nfzynp/book_system against master#040e2f8b9ff2d76fbe2146d6003e297ed4532088 for pr-143619
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnfzynp%2Fbook_system" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nfzynp/book_system
[INFO] finished tweaking git repo https://github.com/nfzynp/book_system
[INFO] tweaked toml for git repo https://github.com/nfzynp/book_system written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nfzynp/book_system on toolchain 040e2f8b9ff2d76fbe2146d6003e297ed4532088
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+040e2f8b9ff2d76fbe2146d6003e297ed4532088" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nfzynp/book_system 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" "+040e2f8b9ff2d76fbe2146d6003e297ed4532088" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+040e2f8b9ff2d76fbe2146d6003e297ed4532088" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b35a94c132f600b3fb073f51d3bd4c60eb63805d8871affd1d130f0607748a5
[INFO] running `Command { std: "docker" "start" "-a" "7b35a94c132f600b3fb073f51d3bd4c60eb63805d8871affd1d130f0607748a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b35a94c132f600b3fb073f51d3bd4c60eb63805d8871affd1d130f0607748a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b35a94c132f600b3fb073f51d3bd4c60eb63805d8871affd1d130f0607748a5", kill_on_drop: false }`
[INFO] [stdout] 7b35a94c132f600b3fb073f51d3bd4c60eb63805d8871affd1d130f0607748a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+040e2f8b9ff2d76fbe2146d6003e297ed4532088" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e50536c939a9da29c5f7a7599e0c992814b04765a39826384e7ee9020cc829f
[INFO] running `Command { std: "docker" "start" "-a" "7e50536c939a9da29c5f7a7599e0c992814b04765a39826384e7ee9020cc829f", kill_on_drop: false }`
[INFO] [stderr]     Checking rust1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Movie` is never constructed
[INFO] [stdout]   --> src/main.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Movie {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `publish_year` and `category` are never read
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Book {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 35 |     publish_year:u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 36 |     category:Category
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Book` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Scince`, `Action`, and `Adventure` are never constructed
[INFO] [stdout]   --> src/main.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | enum Category {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 42 |     Horror,
[INFO] [stdout] 43 |     Scince,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 44 |     Action,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 45 |     Adventure,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Category` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_by_name` is never used
[INFO] [stdout]   --> src/main.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn get_by_name(name:String,database:&mut Vec<Book>) {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Movie` is never constructed
[INFO] [stdout]   --> src/main.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Movie {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `publish_year` and `category` are never read
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Book {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 35 |     publish_year:u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 36 |     category:Category
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Book` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Scince`, `Action`, and `Adventure` are never constructed
[INFO] [stdout]   --> src/main.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | enum Category {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 42 |     Horror,
[INFO] [stdout] 43 |     Scince,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 44 |     Action,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 45 |     Adventure,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Category` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_by_name` is never used
[INFO] [stdout]   --> src/main.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn get_by_name(name:String,database:&mut Vec<Book>) {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "7e50536c939a9da29c5f7a7599e0c992814b04765a39826384e7ee9020cc829f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e50536c939a9da29c5f7a7599e0c992814b04765a39826384e7ee9020cc829f", kill_on_drop: false }`
[INFO] [stdout] 7e50536c939a9da29c5f7a7599e0c992814b04765a39826384e7ee9020cc829f