[INFO] cloning repository https://github.com/jaysantosh/rust_learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jaysantosh/rust_learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaysantosh%2Frust_learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaysantosh%2Frust_learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4640c6345a213232c6a573a9c88b2d12a77d4ca
[INFO] testing jaysantosh/rust_learning against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaysantosh%2Frust_learning" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jaysantosh/rust_learning
[INFO] finished tweaking git repo https://github.com/jaysantosh/rust_learning
[INFO] tweaked toml for git repo https://github.com/jaysantosh/rust_learning written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jaysantosh/rust_learning on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jaysantosh/rust_learning 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slab v0.4.10
[INFO] [stderr]   Downloaded redox_syscall v0.5.15
[INFO] [stderr]   Downloaded syn v2.0.104
[INFO] [stderr]   Downloaded tokio v1.46.1
[INFO] [stderr]   Downloaded libc v0.2.174
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8a615e58773dfbfb26d711adc2c16e731a51a78900748db85319eb3ec598a96
[INFO] running `Command { std: "docker" "start" "-a" "c8a615e58773dfbfb26d711adc2c16e731a51a78900748db85319eb3ec598a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8a615e58773dfbfb26d711adc2c16e731a51a78900748db85319eb3ec598a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8a615e58773dfbfb26d711adc2c16e731a51a78900748db85319eb3ec598a96", kill_on_drop: false }`
[INFO] [stdout] c8a615e58773dfbfb26d711adc2c16e731a51a78900748db85319eb3ec598a96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcd4c65202e3f228d7579c83fe9190b9bcbdefd168a64cdcc5748d05e41356a4
[INFO] running `Command { std: "docker" "start" "-a" "bcd4c65202e3f228d7579c83fe9190b9bcbdefd168a64cdcc5748d05e41356a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.46.1
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected `;`, found keyword `enum`
[INFO] [stdout]  --> src/bin/traffic_light.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{thread, time}
[INFO] [stdout]   |                        ^ help: add `;` here
[INFO] [stdout] 2 |
[INFO] [stdout] 3 | enum TrafficLight{
[INFO] [stdout]   | ---- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `=>`
[INFO] [stdout]   --> src/bin/traffic_light.rs:19:26
[INFO] [stdout]    |
[INFO] [stdout] 19 |         TrafficLight::Red=>2,
[INFO] [stdout]    |                          ^^ expected one of 8 possible tokens
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to write a "greater than or equal to" comparison
[INFO] [stdout]    |
[INFO] [stdout] 19 -         TrafficLight::Red=>2,
[INFO] [stdout] 19 +         TrafficLight::Red>=2,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Quit`, `Write`, and `ChangeColor` are never constructed
[INFO] [stdout]  --> src/bin/problem4.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Message{
[INFO] [stdout]   |      ------- variants in this enum
[INFO] [stdout] 2 |     Quit,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 3 |     Move{x:i32, y:i32},
[INFO] [stdout] 4 |     Write(String),
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     ChangeColor(u8, u8, u8),
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `compare` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum compare{
[INFO] [stdout]    |      ^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Compare`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `TrafficLight` doesn't implement `Debug`
[INFO] [stdout]   --> src/bin/traffic_light.rs:28:63
[INFO] [stdout]    |
[INFO] [stdout] 28 |         println!("Current Light: {:?}, Duration: {} seconds", light, light.duration());
[INFO] [stdout]    |                                  ----                         ^^^^^ `TrafficLight` cannot be formatted using `{:?}` because it doesn't implement `Debug`
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  required by this formatting parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `TrafficLight`
[INFO] [stdout]    = note: add `#[derive(Debug)]` to `TrafficLight` or manually `impl Debug for TrafficLight`
[INFO] [stdout] help: consider annotating `TrafficLight` with `#[derive(Debug)]`
[INFO] [stdout]    |
[INFO] [stdout]  3 + #[derive(Debug)]
[INFO] [stdout]  4 | enum TrafficLight{
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hello_cargo` (bin "traffic_light") due to 3 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: type `shapeEnum` should have an upper camel case name
[INFO] [stdout]   --> src/bin/shape_drawing.rs:38:6
[INFO] [stdout]    |
[INFO] [stdout] 38 | enum shapeEnum{
[INFO] [stdout]    |      ^^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `ShapeEnum`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Checking` and `FixedDeposit` are never constructed
[INFO] [stdout]  --> src/bin/bank.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum AccountType{
[INFO] [stdout]   |      ----------- variants in this enum
[INFO] [stdout] 3 |     Checking,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 4 |     Savings,
[INFO] [stdout] 5 |     FixedDeposit, 
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `account_type` is never read
[INFO] [stdout]   --> src/bin/bank.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct BankAccount{
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] 15 |     account_type: AccountType,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `South` and `West` are never constructed
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Direction{
[INFO] [stdout]   |      --------- variants in this enum
[INFO] [stdout] 2 |     North,
[INFO] [stdout] 3 |     South,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 4 |     East,
[INFO] [stdout] 5 |     West,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Add`, `Subtract`, and `Multiply` are never constructed
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | enum CalculatorOp{
[INFO] [stdout]    |      ------------ variants in this enum
[INFO] [stdout] 20 |     Add(i32, i32),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 21 |     Subtract(i32,i32),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 22 |     Multiply(i32,i32),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `doOperation` should have a snake case name
[INFO] [stdout]   --> src/main.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn doOperation(op:CalculatorOp){
[INFO] [stdout]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `do_operation`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/bank.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     account1.apply_transaction(Transaction::Deposit(1000.0));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let _ = account1.apply_transaction(Transaction::Deposit(1000.0));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/bank.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     account1.apply_transaction(Transaction::CheckBalance);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let _ = account1.apply_transaction(Transaction::CheckBalance);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/bank.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     account1.apply_transaction(Transaction::CheckBalance);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let _ = account1.apply_transaction(Transaction::CheckBalance);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/bank.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     account1.apply_transaction(Transaction::CheckBalance);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let _ = account1.apply_transaction(Transaction::CheckBalance);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/string_to_word.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut s = "hello world hello rust";
[INFO] [stdout]   |         ----^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/shape_drawing.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let mut c1 = shapeEnum::Circle(Circle{radius:4.0});
[INFO] [stdout]    |         ----^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Rectangle` and `Triangle` are never constructed
[INFO] [stdout]   --> src/bin/shape_drawing.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | enum shapeEnum{
[INFO] [stdout]    |      --------- variants in this enum
[INFO] [stdout] 39 |     Circle(Circle),
[INFO] [stdout] 40 |     Rectangle(Rectangle),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 41 |     Triangle(Triangle),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Closed` and `Error` are never constructed
[INFO] [stdout]  --> src/bin/problem5.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum FileStatus{
[INFO] [stdout]   |      ---------- variants in this enum
[INFO] [stdout] 2 |     Open(String),
[INFO] [stdout] 3 |     Closed(String),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 4 |     Error(String),
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bcd4c65202e3f228d7579c83fe9190b9bcbdefd168a64cdcc5748d05e41356a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcd4c65202e3f228d7579c83fe9190b9bcbdefd168a64cdcc5748d05e41356a4", kill_on_drop: false }`
[INFO] [stdout] bcd4c65202e3f228d7579c83fe9190b9bcbdefd168a64cdcc5748d05e41356a4