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[INFO] [stderr] Downloaded quote v1.0.9 [INFO] [stderr] Downloaded proc-macro2 v1.0.26 [INFO] [stderr] Downloaded signal-hook-registry v1.3.0 [INFO] [stderr] Downloaded tokio-macros v1.1.0 [INFO] [stderr] Downloaded pin-project-lite v0.2.6 [INFO] [stderr] Downloaded itoa v0.4.7 [INFO] [stderr] Downloaded futures-core v0.3.13 [INFO] [stderr] Downloaded async-compat v0.2.1 [INFO] [stderr] Downloaded bytes v1.0.1 [INFO] [stderr] Downloaded once_cell v1.7.2 [INFO] [stderr] Downloaded parking_lot_core v0.8.3 [INFO] [stderr] Downloaded serde v1.0.125 [INFO] [stderr] Downloaded serde_json v1.0.64 [INFO] [stderr] Downloaded ntapi v0.3.6 [INFO] [stderr] Downloaded mio v0.7.11 [INFO] [stderr] Downloaded syn v1.0.68 [INFO] [stderr] Downloaded smallvec v1.6.1 [INFO] [stderr] Downloaded futures-io v0.3.13 [INFO] [stderr] Downloaded termcolor v1.1.2 [INFO] [stderr] Downloaded memchr v2.3.4 [INFO] [stderr] Downloaded instant v0.1.9 [INFO] [stderr] Downloaded redox_syscall v0.2.5 [INFO] [stderr] Downloaded parking_lot v0.11.1 [INFO] [stderr] Downloaded hermit-abi v0.1.18 [INFO] [stderr] Downloaded lock_api v0.4.2 [INFO] [stderr] Downloaded tokio v1.4.0 [INFO] [stderr] Downloaded libc v0.2.92 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 }` [INFO] [stdout] ad07ae9d40a4a8ff4ace87076f9ec997f2f1d428222d76e77b9611dd805892ad [INFO] running `Command { std: "docker" "start" "-a" "ad07ae9d40a4a8ff4ace87076f9ec997f2f1d428222d76e77b9611dd805892ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ad07ae9d40a4a8ff4ace87076f9ec997f2f1d428222d76e77b9611dd805892ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad07ae9d40a4a8ff4ace87076f9ec997f2f1d428222d76e77b9611dd805892ad", kill_on_drop: false }` [INFO] [stdout] ad07ae9d40a4a8ff4ace87076f9ec997f2f1d428222d76e77b9611dd805892ad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 }` [INFO] [stdout] 4324a972564145c3f3421eadaf7ede2f22b3e7f1a6a9503e4ab006d1fc7e2808 [INFO] running `Command { std: "docker" "start" "-a" "4324a972564145c3f3421eadaf7ede2f22b3e7f1a6a9503e4ab006d1fc7e2808", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.92 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling syn v1.0.68 [INFO] [stderr] Compiling smallvec v1.6.1 [INFO] [stderr] Compiling instant v0.1.9 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling lock_api v0.4.2 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling tokio v1.4.0 [INFO] [stderr] Compiling bytes v1.0.1 [INFO] [stderr] Compiling once_cell v1.7.2 [INFO] [stderr] Compiling pin-project-lite v0.2.6 [INFO] [stderr] Compiling futures-io v0.3.13 [INFO] [stderr] Compiling futures-core v0.3.13 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling parking_lot_core v0.8.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling signal-hook-registry v1.3.0 [INFO] [stderr] Compiling mio v0.7.11 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling threadpool v1.8.1 [INFO] [stderr] Compiling tokio-macros v1.1.0 [INFO] [stderr] Compiling async-compat v0.2.1 [INFO] [stderr] Compiling rust_practice v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: expected one of `:`, `@`, or `|`, found `)` [INFO] [stdout] --> src/main.rs:99:29 [INFO] [stdout] | [INFO] [stdout] 99 | fn new(&self, json_input) -> Command { [INFO] [stdout] | ^ expected one of `:`, `@`, or `|` [INFO] [stdout] | [INFO] [stdout] help: if this is a parameter name, give it a type [INFO] [stdout] | [INFO] [stdout] 99 | fn new(&self, json_input: TypeName) -> Command { [INFO] [stdout] | ++++++++++ [INFO] [stdout] help: if this is a type, explicitly ignore the parameter name [INFO] [stdout] | [INFO] [stdout] 99 | fn new(&self, _: json_input) -> Command { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: format argument must be a string literal [INFO] [stdout] --> src/main.rs:103:18 [INFO] [stdout] | [INFO] [stdout] 103 | println!(self.success_message); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: you might be missing a string literal to format with [INFO] [stdout] | [INFO] [stdout] 103 | println!("{}", self.success_message); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: format argument must be a string literal [INFO] [stdout] --> src/main.rs:105:18 [INFO] [stdout] | [INFO] [stdout] 105 | println!(self.failure_message); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: you might be missing a string literal to format with [INFO] [stdout] | [INFO] [stdout] 105 | println!("{}", self.failure_message); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `TcpStream` in module `tokio::stream` [INFO] [stdout] --> src/main.rs:133:49 [INFO] [stdout] | [INFO] [stdout] 133 | fn handle_connection(mut stream: tokio::stream::TcpStream) { [INFO] [stdout] | ^^^^^^^^^ not found in `tokio::stream` [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these structs [INFO] [stdout] | [INFO] [stdout] 9 + use std::net::TcpStream; [INFO] [stdout] | [INFO] [stdout] 9 + use tokio::net::TcpStream; [INFO] [stdout] | [INFO] [stdout] help: if you import `TcpStream`, refer to it directly [INFO] [stdout] | [INFO] [stdout] 133 - fn handle_connection(mut stream: tokio::stream::TcpStream) { [INFO] [stdout] 133 + fn handle_connection(mut stream: TcpStream) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Shutdown` [INFO] [stdout] --> src/main.rs:143:29 [INFO] [stdout] | [INFO] [stdout] 143 | stream.shutdown(Shutdown::Both).unwrap(); [INFO] [stdout] | ^^^^^^^^ use of undeclared type `Shutdown` [INFO] [stdout] | [INFO] [stdout] help: consider importing this enum [INFO] [stdout] | [INFO] [stdout] 9 + use std::net::Shutdown; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Value` in this scope [INFO] [stdout] --> src/main.rs:152:12 [INFO] [stdout] | [INFO] [stdout] 152 | let v: Value = serde_json::from_str(data)?; [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this enum [INFO] [stdout] | [INFO] [stdout] 9 + use serde_json::Value; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `data` in this scope [INFO] [stdout] --> src/main.rs:152:41 [INFO] [stdout] | [INFO] [stdout] 152 | let v: Value = serde_json::from_str(data)?; [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `pass` in this scope [INFO] [stdout] --> src/main.rs:159:5 [INFO] [stdout] | [INFO] [stdout] 159 | pass [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `char` [INFO] [stdout] --> src/main.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | use std::{char, collections::VecDeque}; [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 import: `std::time::Duration` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Write` and `self` [INFO] [stdout] --> src/main.rs:11:15 [INFO] [stdout] | [INFO] [stdout] 11 | use std::io::{self, Write}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ColorChoice`, `ColorSpec`, `Color`, `StandardStream`, and `WriteColor` [INFO] [stdout] --> src/main.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | use termcolor::{Color,ColorChoice,ColorSpec, [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] 13 | StandardStream,WriteColor}; [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `JoinHandle` and `Thread` [INFO] [stdout] --> src/main.rs:15:19 [INFO] [stdout] | [INFO] [stdout] 15 | use std::thread::{Thread,JoinHandle}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `TcpSocket` and `TcpStream` [INFO] [stdout] --> src/main.rs:19:18 [INFO] [stdout] | [INFO] [stdout] 19 | use tokio::net::{TcpStream,TcpSocket,TcpListener}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `IpAddr`, `Ipv4Addr`, and `SocketAddr` [INFO] [stdout] --> src/main.rs:20:16 [INFO] [stdout] | [INFO] [stdout] 20 | use std::net::{SocketAddr,IpAddr,Ipv4Addr}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::from_utf8` [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | use std::str::from_utf8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `command_struct` should have an upper camel case name [INFO] [stdout] --> src/main.rs:85:8 [INFO] [stdout] | [INFO] [stdout] 85 | struct command_struct{ [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `CommandStruct` [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: type `command_set` should have an upper camel case name [INFO] [stdout] --> src/main.rs:110:8 [INFO] [stdout] | [INFO] [stdout] 110 | struct command_set{ [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `CommandSet` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0107]: struct takes at least 1 generic argument but 0 generic arguments were supplied [INFO] [stdout] --> src/main.rs:111:11 [INFO] [stdout] | [INFO] [stdout] 111 | set : VecDeque<> [INFO] [stdout] | ^^^^^^^^ expected at least 1 generic argument [INFO] [stdout] | [INFO] [stdout] help: add missing generic argument [INFO] [stdout] | [INFO] [stdout] 111 | set : VecDeque [INFO] [stdout] | + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time [INFO] [stdout] --> src/main.rs:86:22 [INFO] [stdout] | [INFO] [stdout] 86 | name : str, [INFO] [stdout] | ^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `str` [INFO] [stdout] = note: only the last field of a struct may have a dynamically sized type [INFO] [stdout] = help: change the field's type to have a statically known size [INFO] [stdout] help: borrowed types always have a statically known size [INFO] [stdout] | [INFO] [stdout] 86 | name : &str, [INFO] [stdout] | + [INFO] [stdout] help: the `Box` type always has a statically known size and allocates its contents in the heap [INFO] [stdout] | [INFO] [stdout] 86 | name : Box, [INFO] [stdout] | ++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0107]: enum takes 2 generic arguments but 1 generic argument was supplied [INFO] [stdout] --> src/main.rs:149:41 [INFO] [stdout] | [INFO] [stdout] 149 | fn untyped_example(json_string: str) -> Result<()> { [INFO] [stdout] | ^^^^^^ -- supplied 1 generic argument [INFO] [stdout] | | [INFO] [stdout] | expected 2 generic arguments [INFO] [stdout] | [INFO] [stdout] help: add missing generic argument [INFO] [stdout] | [INFO] [stdout] 149 | fn untyped_example(json_string: str) -> Result<(), E> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time [INFO] [stdout] --> src/main.rs:30:24 [INFO] [stdout] | [INFO] [stdout] 30 | fn concat_format(text1:str , text2:str){ [INFO] [stdout] | ^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `str` [INFO] [stdout] = help: unsized fn params are gated as an unstable feature [INFO] [stdout] help: function arguments must have a statically known size, borrowed types always have a known size [INFO] [stdout] | [INFO] [stdout] 30 | fn concat_format(text1:&str , text2:str){ [INFO] [stdout] | + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time [INFO] [stdout] --> src/main.rs:30:36 [INFO] [stdout] | [INFO] [stdout] 30 | fn concat_format(text1:str , text2:str){ [INFO] [stdout] | ^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `str` [INFO] [stdout] = help: unsized fn params are gated as an unstable feature [INFO] [stdout] help: function arguments must have a statically known size, borrowed types always have a known size [INFO] [stdout] | [INFO] [stdout] 30 | fn concat_format(text1:str , text2:&str){ [INFO] [stdout] | + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time [INFO] [stdout] --> src/main.rs:31:21 [INFO] [stdout] | [INFO] [stdout] 31 | format!("{}{}", text1 , text2) [INFO] [stdout] | -- ^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | | [INFO] [stdout] | required by this formatting parameter [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `str` [INFO] [stdout] = note: this error originates in the macro `$crate::__export::format_args` which comes from the expansion of the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 30 | fn concat_format(text1:str , text2:str){ [INFO] [stdout] | - help: try adding a return type: `-> std::string::String` [INFO] [stdout] 31 | format!("{}{}", text1 , text2) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `()`, found `String` [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time [INFO] [stdout] --> src/main.rs:33:23 [INFO] [stdout] | [INFO] [stdout] 33 | fn concat_print(text1:str , text2:str){ [INFO] [stdout] | ^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `str` [INFO] [stdout] = help: unsized fn params are gated as an unstable feature [INFO] [stdout] help: function arguments must have a statically known size, borrowed types always have a known size [INFO] [stdout] | [INFO] [stdout] 33 | fn concat_print(text1:&str , text2:str){ [INFO] [stdout] | + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time [INFO] [stdout] --> src/main.rs:33:35 [INFO] [stdout] | [INFO] [stdout] 33 | fn concat_print(text1:str , text2:str){ [INFO] [stdout] | ^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `str` [INFO] [stdout] = help: unsized fn params are gated as an unstable feature [INFO] [stdout] help: function arguments must have a statically known size, borrowed types always have a known size [INFO] [stdout] | [INFO] [stdout] 33 | fn concat_print(text1:str , text2:&str){ [INFO] [stdout] | + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time [INFO] [stdout] --> src/main.rs:34:22 [INFO] [stdout] | [INFO] [stdout] 34 | println!("{}{}", text1 , text2) [INFO] [stdout] | -- ^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | | [INFO] [stdout] | required by this formatting parameter [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `str` [INFO] [stdout] = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:40:40 [INFO] [stdout] | [INFO] [stdout] 40 | let mut pool = ThreadPool::new(num_threads); [INFO] [stdout] | --------------- ^^^^^^^^^^^ expected `usize`, found `i32` [INFO] [stdout] | | [INFO] [stdout] | arguments to this function are incorrect [INFO] [stdout] | [INFO] [stdout] note: associated function defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/threadpool-1.8.1/src/lib.rs:367:12 [INFO] [stdout] | [INFO] [stdout] 367 | pub fn new(num_threads: usize) -> ThreadPool { [INFO] [stdout] | ^^^ [INFO] [stdout] help: you can convert an `i32` to a `usize` and panic if the converted value doesn't fit [INFO] [stdout] | [INFO] [stdout] 40 | let mut pool = ThreadPool::new(num_threads.try_into().unwrap()); [INFO] [stdout] | ++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 39 | / if num_threads < max_threads { [INFO] [stdout] 40 | | let mut pool = ThreadPool::new(num_threads); [INFO] [stdout] 41 | | process_to_thread [INFO] [stdout] | | ^^^^^^^^^^^^^^^^^ expected `()`, found fn pointer [INFO] [stdout] 42 | | } else { [INFO] [stdout] 43 | | [INFO] [stdout] 44 | | } [INFO] [stdout] | |_____- expected this to be `()` [INFO] [stdout] | [INFO] [stdout] = note: expected unit type `()` [INFO] [stdout] found fn pointer `fn()` [INFO] [stdout] help: use parentheses to call this function pointer [INFO] [stdout] | [INFO] [stdout] 41 | process_to_thread() [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time [INFO] [stdout] --> src/main.rs:45:41 [INFO] [stdout] | [INFO] [stdout] 45 | fn is_connection_authorized(auth_string:str){ [INFO] [stdout] | ^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `str` [INFO] [stdout] = help: unsized fn params are gated as an unstable feature [INFO] [stdout] help: function arguments must have a statically known size, borrowed types always have a known size [INFO] [stdout] | [INFO] [stdout] 45 | fn is_connection_authorized(auth_string:&str){ [INFO] [stdout] | + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `unwrap` found for opaque type `impl Future>` in the current scope [INFO] [stdout] --> src/main.rs:59:54 [INFO] [stdout] | [INFO] [stdout] 59 | let listener = TcpListener::bind("0.0.0.0:3333").unwrap(); [INFO] [stdout] | ^^^^^^ method not found in `impl Future>` [INFO] [stdout] | [INFO] [stdout] help: consider `await`ing on the `Future` and calling the method on its `Output` [INFO] [stdout] | [INFO] [stdout] 59 | let listener = TcpListener::bind("0.0.0.0:3333").await.unwrap(); [INFO] [stdout] | ++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:99:34 [INFO] [stdout] | [INFO] [stdout] 99 | fn new(&self, json_input) -> Command { [INFO] [stdout] | --- ^^^^^^^ expected `Command`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `expect` found for struct `std::process::Command` in the current scope [INFO] [stdout] --> src/main.rs:118:17 [INFO] [stdout] | [INFO] [stdout] 118 | new_command.expect("failed"); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: there is a method `exec` with a similar name, but with different arguments [INFO] [stdout] --> /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/os/unix/process.rs:159:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0615]: attempted to take value of method `stdout` on type `std::process::Command` [INFO] [stdout] --> src/main.rs:120:30 [INFO] [stdout] | [INFO] [stdout] 120 | let result = new_command.stdout; [INFO] [stdout] | ^^^^^^ method, not a field [INFO] [stdout] | [INFO] [stdout] help: use parentheses to call the method [INFO] [stdout] | [INFO] [stdout] 120 | let result = new_command.stdout(_); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time [INFO] [stdout] --> src/main.rs:149:33 [INFO] [stdout] | [INFO] [stdout] 149 | fn untyped_example(json_string: str) -> Result<()> { [INFO] [stdout] | ^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `str` [INFO] [stdout] = help: unsized fn params are gated as an unstable feature [INFO] [stdout] help: function arguments must have a statically known size, borrowed types always have a known size [INFO] [stdout] | [INFO] [stdout] 149 | fn untyped_example(json_string: &str) -> Result<()> { [INFO] [stdout] | + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0107, E0277, E0308, E0412, E0425, E0433, E0599, E0615. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0107`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust_practice` (bin "rust_practice") due to 26 previous errors; 10 warnings emitted [INFO] running `Command { std: "docker" "inspect" "4324a972564145c3f3421eadaf7ede2f22b3e7f1a6a9503e4ab006d1fc7e2808", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4324a972564145c3f3421eadaf7ede2f22b3e7f1a6a9503e4ab006d1fc7e2808", kill_on_drop: false }` [INFO] [stdout] 4324a972564145c3f3421eadaf7ede2f22b3e7f1a6a9503e4ab006d1fc7e2808