[INFO] cloning repository https://github.com/zolotaya-ruda/rust_grabber
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zolotaya-ruda/rust_grabber" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzolotaya-ruda%2Frust_grabber", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzolotaya-ruda%2Frust_grabber'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f5e8b98e3d2fa71876bbbf0403dd8e0dd1e38ce
[INFO] checking zolotaya-ruda/rust_grabber against master#bad50269f8eb0fda214f0478c3afb2c6fbb427fd for pr-149195-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzolotaya-ruda%2Frust_grabber" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zolotaya-ruda/rust_grabber
[INFO] finished tweaking git repo https://github.com/zolotaya-ruda/rust_grabber
[INFO] tweaked toml for git repo https://github.com/zolotaya-ruda/rust_grabber written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zolotaya-ruda/rust_grabber on toolchain bad50269f8eb0fda214f0478c3afb2c6fbb427fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bad50269f8eb0fda214f0478c3afb2c6fbb427fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zolotaya-ruda/rust_grabber 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" "+bad50269f8eb0fda214f0478c3afb2c6fbb427fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+bad50269f8eb0fda214f0478c3afb2c6fbb427fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cde80fc91e6709b44056659d31b8053606baa5328847a607b88e94a3fcb562e
[INFO] running `Command { std: "docker" "start" "-a" "3cde80fc91e6709b44056659d31b8053606baa5328847a607b88e94a3fcb562e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cde80fc91e6709b44056659d31b8053606baa5328847a607b88e94a3fcb562e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cde80fc91e6709b44056659d31b8053606baa5328847a607b88e94a3fcb562e", kill_on_drop: false }`
[INFO] [stdout] 3cde80fc91e6709b44056659d31b8053606baa5328847a607b88e94a3fcb562e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+bad50269f8eb0fda214f0478c3afb2c6fbb427fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5959ed5b33ad60f9121a01bd87bd0f533053d91da6ab2363a2ca7827705f9e0
[INFO] running `Command { std: "docker" "start" "-a" "f5959ed5b33ad60f9121a01bd87bd0f533053d91da6ab2363a2ca7827705f9e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking once_cell v1.14.0
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[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling futures-core v0.3.24
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[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]    Compiling tokio v1.21.1
[INFO] [stderr]    Compiling slab v0.4.7
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[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]    Compiling openssl v0.10.41
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[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
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[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking unicode-bidi v0.3.8
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[INFO] [stderr]    Compiling serde_json v1.0.85
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[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/client.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{Read, Write, Error};
[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::str::FromStr`
[INFO] [stdout]  --> src/client.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/client.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{Read, Write, Error};
[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::str::FromStr`
[INFO] [stdout]  --> src/client.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `url`
[INFO] [stdout]   --> src/client.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let url = format!("{}/ping", self.server_addr.clone());
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]    --> src/client.rs:178:16
[INFO] [stdout]     |
[INFO] [stdout] 178 |             Ok(msg) => self.answer_ls(),
[INFO] [stdout]     |                ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/client.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let res = client.post(url)
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/client.rs:247:13
[INFO] [stdout]     |
[INFO] [stdout] 247 |         let res = client.post(url)
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `url`
[INFO] [stdout]   --> src/client.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let url = format!("{}/ping", self.server_addr.clone());
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `send_bytes` and `send_log` are never used
[INFO] [stdout]    --> src/client.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout]  20 | impl Client {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 142 |     fn send_bytes(&mut self){
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 |     pub fn send_log(&mut self){
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/client.rs:31:38
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let victim_name = victim_name.clone();
[INFO] [stdout]    |                                      ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]    --> src/client.rs:178:16
[INFO] [stdout]     |
[INFO] [stdout] 178 |             Ok(msg) => self.answer_ls(),
[INFO] [stdout]     |                ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/client.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let res = client.post(url)
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/client.rs:247:13
[INFO] [stdout]     |
[INFO] [stdout] 247 |         let res = client.post(url)
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 res.read(&mut buf);
[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] 67 |                 let _ = res.read(&mut buf);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `E` should have a snake case name
[INFO] [stdout]   --> src/dir_reader.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Err(E) => {return Err(E)} 
[INFO] [stdout]    |                 ^ help: convert the identifier to snake case: `e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `E` should have a snake case name
[INFO] [stdout]   --> src/dir_reader.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |             Err(E) => {return Err(E)} 
[INFO] [stdout]    |                 ^ help: convert the identifier to snake case: `e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `send_bytes` and `send_log` are never used
[INFO] [stdout]    --> src/client.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout]  20 | impl Client {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 142 |     fn send_bytes(&mut self){
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 |     pub fn send_log(&mut self){
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/client.rs:31:38
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let victim_name = victim_name.clone();
[INFO] [stdout]    |                                      ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 res.read(&mut buf);
[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] 67 |                 let _ = res.read(&mut buf);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `E` should have a snake case name
[INFO] [stdout]   --> src/dir_reader.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Err(E) => {return Err(E)} 
[INFO] [stdout]    |                 ^ help: convert the identifier to snake case: `e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `E` should have a snake case name
[INFO] [stdout]   --> src/dir_reader.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |             Err(E) => {return Err(E)} 
[INFO] [stdout]    |                 ^ help: convert the identifier to snake case: `e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.14s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: openssl v0.10.41
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "f5959ed5b33ad60f9121a01bd87bd0f533053d91da6ab2363a2ca7827705f9e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5959ed5b33ad60f9121a01bd87bd0f533053d91da6ab2363a2ca7827705f9e0", kill_on_drop: false }`
[INFO] [stdout] f5959ed5b33ad60f9121a01bd87bd0f533053d91da6ab2363a2ca7827705f9e0
