[INFO] cloning repository https://github.com/0xpantera/a-runtime
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xpantera/a-runtime" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xpantera%2Fa-runtime", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xpantera%2Fa-runtime'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f441332c3862745e7b0acc5df87980db4b6b141
[INFO] checking 0xpantera/a-runtime against master#04ff05c9c0cfbca33115c5f1b8bb20a66a54b799 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xpantera%2Fa-runtime" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0xpantera/a-runtime
[INFO] finished tweaking git repo https://github.com/0xpantera/a-runtime
[INFO] tweaked toml for git repo https://github.com/0xpantera/a-runtime written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0xpantera/a-runtime on toolchain 04ff05c9c0cfbca33115c5f1b8bb20a66a54b799
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0xpantera/a-runtime 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" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hyper v0.14.30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8430400a18993f138d32b742b5a82794d6c86c7ff0796deff10ae18f0838c6f8
[INFO] running `Command { std: "docker" "start" "-a" "8430400a18993f138d32b742b5a82794d6c86c7ff0796deff10ae18f0838c6f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8430400a18993f138d32b742b5a82794d6c86c7ff0796deff10ae18f0838c6f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8430400a18993f138d32b742b5a82794d6c86c7ff0796deff10ae18f0838c6f8", kill_on_drop: false }`
[INFO] [stdout] 8430400a18993f138d32b742b5a82794d6c86c7ff0796deff10ae18f0838c6f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ac407754d7827a7ac89ef6b72874862889f0c617e14014604e7ae58ed55515a
[INFO] running `Command { std: "docker" "start" "-a" "4ac407754d7827a7ac89ef6b72874862889f0c617e14014604e7ae58ed55515a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking openssl v0.10.66
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking tokio v1.39.2
[INFO] [stderr]     Checking native-tls v0.2.12
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking hyper v0.14.30
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking a-runtime v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `spawn`
[INFO] [stdout]  --> src/runtime.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use executor::{spawn, Executor};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_req` is never used
[INFO] [stdout]   --> src/http.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn get_req(path: &str) -> String {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Http` is never constructed
[INFO] [stdout]   --> src/http.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Http;
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get` is never used
[INFO] [stdout]   --> src/http.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Http {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 22 |     pub fn get(path: &str) -> impl Future<Output = String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HttpGetFuture` is never constructed
[INFO] [stdout]   --> src/http.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct HttpGetFuture {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `write_request` are never used
[INFO] [stdout]   --> src/http.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl HttpGetFuture {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 35 |     fn new(path: String) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     fn write_request(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reactor` is never used
[INFO] [stdout]   --> src/runtime/reactor.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn reactor() -> &'static Reactor {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `wakers`, `registry`, and `next_id` are never read
[INFO] [stdout]   --> src/runtime/reactor.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Reactor {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 23 |     /// Hashmap of Waker objects identified by usize
[INFO] [stdout] 24 |     wakers: Wakers,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     /// Registry instance to interact with the event queue in mio
[INFO] [stdout] 26 |     registry: Registry,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 27 |     /// Tracks which event occured & which `Waker` should be woken
[INFO] [stdout] 28 |     next_id: AtomicUsize,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `register`, `set_waker`, `deregister`, and `next_id` are never used
[INFO] [stdout]   --> src/runtime/reactor.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Reactor {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn register(
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn set_waker(&self, cx: &Context, id: usize) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn deregister(&self, stream: &mut TcpStream, id: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn next_id(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `spawn`
[INFO] [stdout]  --> src/runtime.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use executor::{spawn, Executor};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_req` is never used
[INFO] [stdout]   --> src/http.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn get_req(path: &str) -> String {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Http` is never constructed
[INFO] [stdout]   --> src/http.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Http;
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get` is never used
[INFO] [stdout]   --> src/http.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Http {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 22 |     pub fn get(path: &str) -> impl Future<Output = String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HttpGetFuture` is never constructed
[INFO] [stdout]   --> src/http.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct HttpGetFuture {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `write_request` are never used
[INFO] [stdout]   --> src/http.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl HttpGetFuture {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 35 |     fn new(path: String) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     fn write_request(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reactor` is never used
[INFO] [stdout]   --> src/runtime/reactor.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn reactor() -> &'static Reactor {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `wakers`, `registry`, and `next_id` are never read
[INFO] [stdout]   --> src/runtime/reactor.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Reactor {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 23 |     /// Hashmap of Waker objects identified by usize
[INFO] [stdout] 24 |     wakers: Wakers,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     /// Registry instance to interact with the event queue in mio
[INFO] [stdout] 26 |     registry: Registry,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 27 |     /// Tracks which event occured & which `Waker` should be woken
[INFO] [stdout] 28 |     next_id: AtomicUsize,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `register`, `set_waker`, `deregister`, and `next_id` are never used
[INFO] [stdout]   --> src/runtime/reactor.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Reactor {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn register(
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn set_waker(&self, cx: &Context, id: usize) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn deregister(&self, stream: &mut TcpStream, id: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn next_id(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.78s
[INFO] running `Command { std: "docker" "inspect" "4ac407754d7827a7ac89ef6b72874862889f0c617e14014604e7ae58ed55515a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ac407754d7827a7ac89ef6b72874862889f0c617e14014604e7ae58ed55515a", kill_on_drop: false }`
[INFO] [stdout] 4ac407754d7827a7ac89ef6b72874862889f0c617e14014604e7ae58ed55515a
