[INFO] cloning repository https://github.com/Sammy99jsp/Remote-Debug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sammy99jsp/Remote-Debug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSammy99jsp%2FRemote-Debug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSammy99jsp%2FRemote-Debug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c47b6007a14fde3f2deaf1c9baee0c7b9392d67e
[INFO] checking Sammy99jsp/Remote-Debug against c60b92c03ca8a3b101eb9d57f51e2232690638c7 for pr-164148-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSammy99jsp%2FRemote-Debug" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Sammy99jsp/Remote-Debug
[INFO] finished tweaking git repo https://github.com/Sammy99jsp/Remote-Debug
[INFO] tweaked toml for git repo https://github.com/Sammy99jsp/Remote-Debug written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Sammy99jsp/Remote-Debug on toolchain c60b92c03ca8a3b101eb9d57f51e2232690638c7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Sammy99jsp/Remote-Debug 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" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 41984dd0ab376eac49eb85af0178e40a76c67ba1be3970c8a5a7bfcd88a117ca
[INFO] running `Command { std: "docker" "start" "41984dd0ab376eac49eb85af0178e40a76c67ba1be3970c8a5a7bfcd88a117ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41984dd0ab376eac49eb85af0178e40a76c67ba1be3970c8a5a7bfcd88a117ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "41984dd0ab376eac49eb85af0178e40a76c67ba1be3970c8a5a7bfcd88a117ca" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41984dd0ab376eac49eb85af0178e40a76c67ba1be3970c8a5a7bfcd88a117ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "41984dd0ab376eac49eb85af0178e40a76c67ba1be3970c8a5a7bfcd88a117ca" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tokio-macros v2.1.0
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[INFO] [stderr]     Checking tokio v1.32.0
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[INFO] [stderr]    Compiling chrome-devtools-bindgen v0.1.0 (https://github.com/Sammy99jsp/Chrome-DevTools-rs.git#74ca8ec9)
[INFO] [stderr]    Compiling chrome-devtools-api v0.1.0 (https://github.com/Sammy99jsp/Chrome-DevTools-rs.git#74ca8ec9)
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[INFO] [stderr]     Checking remote-debug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::server::DevToolsServer`
[INFO] [stdout]  --> src/meta.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::server::DevToolsServer;
[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: `cell::RefCell`
[INFO] [stdout]  --> src/util.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, collections::HashMap, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `allocator_api` has been partially stabilized since 1.100.0 and is succeeded by the feature `allocator_ext`
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(allocator_api, negative_impls)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] help: if you are using features which are still unstable, change to using `allocator_ext`
[INFO] [stdout]   |
[INFO] [stdout] 1 - #![feature(allocator_api, negative_impls)]
[INFO] [stdout] 1 + #![feature(allocator_ext, negative_impls)]
[INFO] [stdout]   |
[INFO] [stdout] help: if you are using features which are now stable, remove this line
[INFO] [stdout]   |
[INFO] [stdout] 1 - #![feature(allocator_api, negative_impls)]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::server::DevToolsServer`
[INFO] [stdout]  --> src/meta.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::server::DevToolsServer;
[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: `cell::RefCell`
[INFO] [stdout]  --> src/util.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, collections::HashMap, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `allocator_api` has been partially stabilized since 1.100.0 and is succeeded by the feature `allocator_ext`
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(allocator_api, negative_impls)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] help: if you are using features which are still unstable, change to using `allocator_ext`
[INFO] [stdout]   |
[INFO] [stdout] 1 - #![feature(allocator_api, negative_impls)]
[INFO] [stdout] 1 + #![feature(allocator_ext, negative_impls)]
[INFO] [stdout]   |
[INFO] [stdout] help: if you are using features which are now stable, remove this line
[INFO] [stdout]   |
[INFO] [stdout] 1 - #![feature(allocator_api, negative_impls)]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:34:28
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 let (f_in, mut f_out) = forwarder.split();
[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: unused variable: `f_out`
[INFO] [stdout]   --> src/lib.rs:34:28
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 let (f_in, mut f_out) = forwarder.split();
[INFO] [stdout]    |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_f_out`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cx`
[INFO] [stdout]   --> src/lib.rs:74:51
[INFO] [stdout]    |
[INFO] [stdout] 74 |                     fn poll(self: Pin<&mut Self>, cx: &mut std::task::Context<'_>) -> Poll<Self::Output> {
[INFO] [stdout]    |                                                   ^^ help: if this is intentional, prefix it with an underscore: `_cx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String` remote_debug
[INFO] [stdout]   --> src/jsonrpc.rs:94:22
[INFO] [stdout]    |
[INFO] [stdout] 94 |             jsonrpc: "2.0".to_string().into(),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 94 -             jsonrpc: "2.0".to_string().into(),
[INFO] [stdout] 94 +             jsonrpc: "2.0".to_string(),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 94 -             jsonrpc: "2.0".to_string().into(),
[INFO] [stdout] 94 +             jsonrpc: <std::string::String as Into<_>>::into("2.0".to_string()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String` remote_debug
[INFO] [stdout]    --> src/jsonrpc.rs:107:22
[INFO] [stdout]     |
[INFO] [stdout] 107 |             jsonrpc: "2.0".to_string().into(),
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 107 -             jsonrpc: "2.0".to_string().into(),
[INFO] [stdout] 107 +             jsonrpc: "2.0".to_string(),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 107 -             jsonrpc: "2.0".to_string().into(),
[INFO] [stdout] 107 +             jsonrpc: <std::string::String as Into<_>>::into("2.0".to_string()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String` remote_debug
[INFO] [stdout]    --> src/jsonrpc.rs:189:18
[INFO] [stdout]     |
[INFO] [stdout] 189 |         jsonrpc: "2.0".to_string().into(),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 189 -         jsonrpc: "2.0".to_string().into(),
[INFO] [stdout] 189 +         jsonrpc: "2.0".to_string(),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 189 -         jsonrpc: "2.0".to_string().into(),
[INFO] [stdout] 189 +         jsonrpc: <std::string::String as Into<_>>::into("2.0".to_string()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `V8Stuff` is never constructed
[INFO] [stdout]   --> src/lib.rs:63:28
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 pub struct V8Stuff;
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `do_stuff` is never used
[INFO] [stdout]   --> src/lib.rs:66:28
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 impl V8Stuff {
[INFO] [stdout]    |                 ------------ associated function in this implementation
[INFO] [stdout] 66 |                     pub fn do_stuff(_: Request) {}
[INFO] [stdout]    |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `remote-debug` (lib) due to 3 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `std::string::String` remote_debug
[INFO] [stdout]   --> src/jsonrpc.rs:94:22
[INFO] [stdout]    |
[INFO] [stdout] 94 |             jsonrpc: "2.0".to_string().into(),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 94 -             jsonrpc: "2.0".to_string().into(),
[INFO] [stdout] 94 +             jsonrpc: "2.0".to_string(),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 94 -             jsonrpc: "2.0".to_string().into(),
[INFO] [stdout] 94 +             jsonrpc: <std::string::String as Into<_>>::into("2.0".to_string()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String` remote_debug
[INFO] [stdout]    --> src/jsonrpc.rs:107:22
[INFO] [stdout]     |
[INFO] [stdout] 107 |             jsonrpc: "2.0".to_string().into(),
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 107 -             jsonrpc: "2.0".to_string().into(),
[INFO] [stdout] 107 +             jsonrpc: "2.0".to_string(),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 107 -             jsonrpc: "2.0".to_string().into(),
[INFO] [stdout] 107 +             jsonrpc: <std::string::String as Into<_>>::into("2.0".to_string()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::string::String` remote_debug
[INFO] [stdout]    --> src/jsonrpc.rs:189:18
[INFO] [stdout]     |
[INFO] [stdout] 189 |         jsonrpc: "2.0".to_string().into(),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 189 -         jsonrpc: "2.0".to_string().into(),
[INFO] [stdout] 189 +         jsonrpc: "2.0".to_string(),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 189 -         jsonrpc: "2.0".to_string().into(),
[INFO] [stdout] 189 +         jsonrpc: <std::string::String as Into<_>>::into("2.0".to_string()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `remote-debug` (lib test) due to 3 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "41984dd0ab376eac49eb85af0178e40a76c67ba1be3970c8a5a7bfcd88a117ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41984dd0ab376eac49eb85af0178e40a76c67ba1be3970c8a5a7bfcd88a117ca", kill_on_drop: false }`
[INFO] [stdout] 41984dd0ab376eac49eb85af0178e40a76c67ba1be3970c8a5a7bfcd88a117ca
