[INFO] cloning repository https://github.com/DerFetzer/in-code-we-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DerFetzer/in-code-we-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDerFetzer%2Fin-code-we-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDerFetzer%2Fin-code-we-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7b67a86f4eae9010f73a979648f5c52e5aec5fb
[INFO] checking DerFetzer/in-code-we-rust against master#5a45ab9738330fb317d49e3594c2db5248b1e971 for pr-136303
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDerFetzer%2Fin-code-we-rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DerFetzer/in-code-we-rust on toolchain 5a45ab9738330fb317d49e3594c2db5248b1e971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/DerFetzer/in-code-we-rust
[INFO] finished tweaking git repo https://github.com/DerFetzer/in-code-we-rust
[INFO] tweaked toml for git repo https://github.com/DerFetzer/in-code-we-rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/DerFetzer/in-code-we-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "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-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "0cf5977a9d67553a42cd2e3b24dcca1f430f9031521daaff1e0ee2ffb8e46bf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cf5977a9d67553a42cd2e3b24dcca1f430f9031521daaff1e0ee2ffb8e46bf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cf5977a9d67553a42cd2e3b24dcca1f430f9031521daaff1e0ee2ffb8e46bf6", kill_on_drop: false }`
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[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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "5a0e37912c9f7f797e1f9404f440dd210a6953c39f0332a73de1f8b5def9906b", kill_on_drop: false }`
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[INFO] [stdout] warning: unused variable: `book`
[INFO] [stdout]   --> crates/exercise-03/src/lib.rs:28:34
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn fill_stock(&mut self, book: Book, amount: u32) {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_book`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]   --> crates/exercise-03/src/lib.rs:28:46
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn fill_stock(&mut self, book: Book, amount: u32) {
[INFO] [stdout]    |                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `book`
[INFO] [stdout]   --> crates/exercise-03/src/lib.rs:33:28
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn lend(&mut self, book: &Book) -> Result<(), LibraryError> {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_book`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `book`
[INFO] [stdout]   --> crates/exercise-03/src/lib.rs:38:33
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn take_back(&mut self, book: &Book) -> Result<(), LibraryError> {
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_book`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `book`
[INFO] [stdout]   --> crates/exercise-03/src/lib.rs:43:38
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn get_overall_amount(&self, book: &Book) -> Option<u32> {
[INFO] [stdout]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_book`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `book`
[INFO] [stdout]   --> crates/exercise-03/src/lib.rs:48:35
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn get_lent_amount(&self, book: &Book) -> Option<u32> {
[INFO] [stdout]    |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_book`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `overall` and `lent` are never read
[INFO] [stdout]   --> crates/exercise-03/src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Stock {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 12 |     overall: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 13 |     lent: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stock` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `stock` is never read
[INFO] [stdout]   --> crates/exercise-03/src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Library {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 23 |     stock: HashMap<Book, Stock>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking exercise-01 v0.1.0 (/opt/rustwide/workdir/crates/exercise-01)
[INFO] [stderr]     Checking tonic v0.10.2
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> crates/exercise-02/src/bin/b01.rs:5:25
[INFO] [stdout]    |
[INFO] [stdout] 5  |         .add_ingredient("Flour")
[INFO] [stdout]    |          -------------- ^^^^^^^- help: try using a conversion method: `.to_string()`
[INFO] [stdout]    |          |              |
[INFO] [stdout]    |          |              expected `String`, found `&str`
[INFO] [stdout]    |          arguments to this method are incorrect
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/crates/exercise-02/src/lib.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn add_ingredient(mut self, ingredient: String) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> crates/exercise-02/src/bin/b01.rs:6:25
[INFO] [stdout]    |
[INFO] [stdout] 6  |         .add_ingredient("Eggs")
[INFO] [stdout]    |          -------------- ^^^^^^- help: try using a conversion method: `.to_string()`
[INFO] [stdout]    |          |              |
[INFO] [stdout]    |          |              expected `String`, found `&str`
[INFO] [stdout]    |          arguments to this method are incorrect
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/crates/exercise-02/src/lib.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn add_ingredient(mut self, ingredient: String) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> crates/exercise-02/src/bin/b01.rs:7:25
[INFO] [stdout]    |
[INFO] [stdout] 7  |         .add_ingredient("Sugar");
[INFO] [stdout]    |          -------------- ^^^^^^^- help: try using a conversion method: `.to_string()`
[INFO] [stdout]    |          |              |
[INFO] [stdout]    |          |              expected `String`, found `&str`
[INFO] [stdout]    |          arguments to this method are incorrect
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/crates/exercise-02/src/lib.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn add_ingredient(mut self, ingredient: String) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0505]: cannot move out of `decorated_cake` because it is borrowed
[INFO] [stdout]   --> crates/exercise-02/src/bin/b04.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let decorated_cake = baked_cake
[INFO] [stdout]    |             -------------- binding `decorated_cake` declared here
[INFO] [stdout] ...
[INFO] [stdout] 22 |         let first_ingredient = decorated_cake.get_ingredients().first().unwrap();
[INFO] [stdout]    |                                -------------- borrow of `decorated_cake` occurs here
[INFO] [stdout] 23 |
[INFO] [stdout] 24 |         decorated_cake.eat();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ move out of `decorated_cake` occurs here
[INFO] [stdout] 25 |
[INFO] [stdout] 26 |         println!("The first ingredient was: {first_ingredient}");
[INFO] [stdout]    |                                             ------------------ borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0505`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `eat` found for struct `Cake<Raw>` in the current scope
[INFO] [stdout]   --> crates/exercise-02/src/bin/b01.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     cake.eat();
[INFO] [stdout]    |          ^^^ method not found in `Cake<Raw>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method was found for
[INFO] [stdout]            - `Cake<Baked>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercise-02` (bin "b04") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0308, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error[E0505]: cannot move out of `decorated_cake` because it is borrowed
[INFO] [stdout]   --> crates/exercise-02/src/bin/b04.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let decorated_cake = baked_cake
[INFO] [stdout]    |             -------------- binding `decorated_cake` declared here
[INFO] [stdout] ...
[INFO] [stdout] 22 |         let first_ingredient = decorated_cake.get_ingredients().first().unwrap();
[INFO] [stdout]    |                                -------------- borrow of `decorated_cake` occurs here
[INFO] [stdout] 23 |
[INFO] [stdout] 24 |         decorated_cake.eat();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ move out of `decorated_cake` occurs here
[INFO] [stdout] 25 |
[INFO] [stdout] 26 |         println!("The first ingredient was: {first_ingredient}");
[INFO] [stdout]    |                                             ------------------ borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0505`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exercise-02` (bin "b01") due to 4 previous errors
[INFO] [stderr] error: could not compile `exercise-02` (bin "b04" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "5a0e37912c9f7f797e1f9404f440dd210a6953c39f0332a73de1f8b5def9906b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a0e37912c9f7f797e1f9404f440dd210a6953c39f0332a73de1f8b5def9906b", kill_on_drop: false }`
[INFO] [stdout] 5a0e37912c9f7f797e1f9404f440dd210a6953c39f0332a73de1f8b5def9906b
