[INFO] cloning repository https://github.com/vannyakh/hello_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vannyakh/hello_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvannyakh%2Fhello_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvannyakh%2Fhello_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 592d04dc951fcf05413186ee58709bcca538472b
[INFO] testing vannyakh/hello_rust against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvannyakh%2Fhello_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] started tweaking git repo https://github.com/vannyakh/hello_rust
[INFO] finished tweaking git repo https://github.com/vannyakh/hello_rust
[INFO] tweaked toml for git repo https://github.com/vannyakh/hello_rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vannyakh/hello_rust on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vannyakh/hello_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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 390bee54fe4a301249a9c0bd2e5be4d1fc775c0b090341f0b047643cef8c1a46
[INFO] running `Command { std: "docker" "start" "-a" "390bee54fe4a301249a9c0bd2e5be4d1fc775c0b090341f0b047643cef8c1a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "390bee54fe4a301249a9c0bd2e5be4d1fc775c0b090341f0b047643cef8c1a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "390bee54fe4a301249a9c0bd2e5be4d1fc775c0b090341f0b047643cef8c1a46", kill_on_drop: false }`
[INFO] [stdout] 390bee54fe4a301249a9c0bd2e5be4d1fc775c0b090341f0b047643cef8c1a46
[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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d96f47d691dfacf3e151105e86aff22685fb7694cf009385fc01a501acaae398
[INFO] running `Command { std: "docker" "start" "-a" "d96f47d691dfacf3e151105e86aff22685fb7694cf009385fc01a501acaae398", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0428]: the name `first_word` is defined multiple times
[INFO] [stdout]    --> src/main.rs:402:1
[INFO] [stdout]     |
[INFO] [stdout] 392 | fn first_word(s: &String) -> &str {
[INFO] [stdout]     | --------------------------------- previous definition of the value `first_word` here
[INFO] [stdout] ...
[INFO] [stdout] 402 | fn first_word(s: &str) -> &str {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `first_word` redefined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `first_word` must be defined only once in the value namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `IpAddr` in this scope
[INFO] [stdout]    --> src/main.rs:193:16
[INFO] [stdout]     |
[INFO] [stdout] 193 |     let home = IpAddr {
[INFO] [stdout]     |                ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `IpAddr` in this scope
[INFO] [stdout]    --> src/main.rs:197:20
[INFO] [stdout]     |
[INFO] [stdout] 197 |     let loopback = IpAddr {
[INFO] [stdout]     |                    ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `area` found for struct `Rectangle` in the current scope
[INFO] [stdout]    --> src/main.rs:182:56
[INFO] [stdout]     |
[INFO] [stdout] 182 |     println!("The area of the rectangle is: {}", rect1.area());
[INFO] [stdout]     |                                                        ^^^^ method not found in `Rectangle`
[INFO] [stdout] ...
[INFO] [stdout] 425 | struct Rectangle {
[INFO] [stdout]     | ---------------- method `area` not found for this struct
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `can_hold` found for struct `Rectangle` in the current scope
[INFO] [stdout]    --> src/main.rs:187:48
[INFO] [stdout]     |
[INFO] [stdout] 187 |     println!("Can rect1 hold rect2? {}", rect1.can_hold(&rect2));
[INFO] [stdout]     |                                                ^^^^^^^^ method not found in `Rectangle`
[INFO] [stdout] ...
[INFO] [stdout] 425 | struct Rectangle {
[INFO] [stdout]     | ---------------- method `can_hold` not found for this struct
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `square` found for struct `Rectangle` in the current scope
[INFO] [stdout]    --> src/main.rs:188:28
[INFO] [stdout]     |
[INFO] [stdout] 188 |     let rect3 = Rectangle::square(3);
[INFO] [stdout]     |                            ^^^^^^ function or associated item not found in `Rectangle`
[INFO] [stdout] ...
[INFO] [stdout] 425 | struct Rectangle {
[INFO] [stdout]     | ---------------- function or associated item `square` not found for this struct
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `IpAddrKind`
[INFO] [stdout]    --> src/main.rs:191:16
[INFO] [stdout]     |
[INFO] [stdout] 191 |     let four = IpAddrKind::V4;
[INFO] [stdout]     |                ^^^^^^^^^^ use of undeclared type `IpAddrKind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `IpAddrKind`
[INFO] [stdout]    --> src/main.rs:192:15
[INFO] [stdout]     |
[INFO] [stdout] 192 |     let six = IpAddrKind::V6;
[INFO] [stdout]     |               ^^^^^^^^^^ use of undeclared type `IpAddrKind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `IpAddrKind`
[INFO] [stdout]    --> src/main.rs:194:15
[INFO] [stdout]     |
[INFO] [stdout] 194 |         kind: IpAddrKind::V4,
[INFO] [stdout]     |               ^^^^^^^^^^ use of undeclared type `IpAddrKind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `IpAddrKind`
[INFO] [stdout]    --> src/main.rs:198:15
[INFO] [stdout]     |
[INFO] [stdout] 198 |         kind: IpAddrKind::V6,
[INFO] [stdout]     |               ^^^^^^^^^^ use of undeclared type `IpAddrKind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `IpAddrKind`
[INFO] [stdout]    --> src/main.rs:201:16
[INFO] [stdout]     |
[INFO] [stdout] 201 |     let home = IpAddrKind::V4(String::from("192.323.332.123"));
[INFO] [stdout]     |                ^^^^^^^^^^ use of undeclared type `IpAddrKind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `IpAddrKind`
[INFO] [stdout]    --> src/main.rs:202:20
[INFO] [stdout]     |
[INFO] [stdout] 202 |     let loopback = IpAddrKind::V6(String::from("::1"));
[INFO] [stdout]     |                    ^^^^^^^^^^ use of undeclared type `IpAddrKind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Coin`
[INFO] [stdout]    --> src/main.rs:224:16
[INFO] [stdout]     |
[INFO] [stdout] 224 |     let coin = Coin::Penny;
[INFO] [stdout]     |                ^^^^ use of undeclared type `Coin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `value_in_cents` in this scope
[INFO] [stdout]    --> src/main.rs:225:17
[INFO] [stdout]     |
[INFO] [stdout] 225 |     let value = value_in_cents(coin);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Coin`
[INFO] [stdout]    --> src/main.rs:227:16
[INFO] [stdout]     |
[INFO] [stdout] 227 |     let coin = Coin::Quarter(UsState::Alabama);
[INFO] [stdout]     |                ^^^^ use of undeclared type `Coin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `UsState`
[INFO] [stdout]    --> src/main.rs:227:30
[INFO] [stdout]     |
[INFO] [stdout] 227 |     let coin = Coin::Quarter(UsState::Alabama);
[INFO] [stdout]     |                              ^^^^^^^ use of undeclared type `UsState`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `value_in_cents` in this scope
[INFO] [stdout]    --> src/main.rs:228:17
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let value = value_in_cents(coin);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Coin`
[INFO] [stdout]    --> src/main.rs:237:16
[INFO] [stdout]     |
[INFO] [stdout] 237 |     let coin = Coin::Quarter(UsState::Alabama);
[INFO] [stdout]     |                ^^^^ use of undeclared type `Coin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `UsState`
[INFO] [stdout]    --> src/main.rs:237:30
[INFO] [stdout]     |
[INFO] [stdout] 237 |     let coin = Coin::Quarter(UsState::Alabama);
[INFO] [stdout]     |                              ^^^^^^^ use of undeclared type `UsState`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0618]: expected function, found `{integer}`
[INFO] [stdout]    --> src/main.rs:267:19
[INFO] [stdout]     |
[INFO] [stdout] 264 |     let largest = largest(&num_list);
[INFO] [stdout]     |         ------- `largest` has type `{integer}`
[INFO] [stdout] ...
[INFO] [stdout] 267 |     let largest = largest(&char_list);
[INFO] [stdout]     |                   ^^^^^^^------------
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   call expression requires function
[INFO] [stdout] ...
[INFO] [stdout] 382 | fn largest<T: PartialOrd + Copy>(list: &[T]) -> T {
[INFO] [stdout]     | ------------------------------------------------- this function of the same name is available here, but it's shadowed by the local binding
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/main.rs:321:27
[INFO] [stdout]     |
[INFO] [stdout] 321 |     let word = first_word(&s);
[INFO] [stdout]     |                ---------- ^^ expected `&String`, found `&&str`
[INFO] [stdout]     |                |
[INFO] [stdout]     |                arguments to this function are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&String`
[INFO] [stdout]                found reference `&&str`
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> src/main.rs:392:4
[INFO] [stdout]     |
[INFO] [stdout] 392 | fn first_word(s: &String) -> &str {
[INFO] [stdout]     |    ^^^^^^^^^^ ----------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Coin`
[INFO] [stdout]    --> src/main.rs:238:15
[INFO] [stdout]     |
[INFO] [stdout] 238 |     while let Coin::Quarter(state) = coin {
[INFO] [stdout]     |               ^^^^ use of undeclared type `Coin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0422, E0425, E0428, E0433, E0599, E0618.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hello_rust` (bin "hello_rust") due to 22 previous errors
[INFO] running `Command { std: "docker" "inspect" "d96f47d691dfacf3e151105e86aff22685fb7694cf009385fc01a501acaae398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d96f47d691dfacf3e151105e86aff22685fb7694cf009385fc01a501acaae398", kill_on_drop: false }`
[INFO] [stdout] d96f47d691dfacf3e151105e86aff22685fb7694cf009385fc01a501acaae398