[INFO] cloning repository https://github.com/rickrain/async-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rickrain/async-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frickrain%2Fasync-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frickrain%2Fasync-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a3f86352a4d4e1dd8bda08fbc0800d7dcc3932f
[INFO] fixing rickrain/async-rust against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frickrain%2Fasync-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rickrain/async-rust
[INFO] finished tweaking git repo https://github.com/rickrain/async-rust
[INFO] tweaked toml for git repo https://github.com/rickrain/async-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rickrain/async-rust on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rickrain/async-rust 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.2.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1686c170d6b9c0c2736acca709e623d0d02b70efe652d3ae1187b5db6f66eaaa
[INFO] running `Command { std: "docker" "start" "1686c170d6b9c0c2736acca709e623d0d02b70efe652d3ae1187b5db6f66eaaa", 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" "1686c170d6b9c0c2736acca709e623d0d02b70efe652d3ae1187b5db6f66eaaa" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1686c170d6b9c0c2736acca709e623d0d02b70efe652d3ae1187b5db6f66eaaa", 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=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1686c170d6b9c0c2736acca709e623d0d02b70efe652d3ae1187b5db6f66eaaa" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
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[INFO] [stdout] error: non-item in item list
[INFO] [stdout]   --> ch02-02-futures/src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let x = String::from("asd");
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `const` instead of `let` for associated const
[INFO] [stdout]    |
[INFO] [stdout] 15 -     let x = String::from("asd");
[INFO] [stdout] 15 +     const x = String::from("asd");
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-item in item list
[INFO] [stdout]   --> ch02-02-futures/src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let x = String::from("asd");
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `const` instead of `let` for associated const
[INFO] [stdout]    |
[INFO] [stdout] 15 -     let x = String::from("asd");
[INFO] [stdout] 15 +     const x = String::from("asd");
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::pin::Pin`
[INFO] [stdout]  --> ch02-02-futures/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::pin::Pin;
[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 imports: `Context` and `Poll`
[INFO] [stdout]  --> ch02-02-futures/src/main.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::task::{Context, Poll};
[INFO] [stdout]   |                 ^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> ch02-02-futures/src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::task::JoinHandle`
[INFO] [stdout]  --> ch02-02-futures/src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tokio::task::JoinHandle;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::pin::Pin`
[INFO] [stdout]  --> ch02-02-futures/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::pin::Pin;
[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 imports: `Context` and `Poll`
[INFO] [stdout]  --> ch02-02-futures/src/main.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::task::{Context, Poll};
[INFO] [stdout]   |                 ^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> ch02-02-futures/src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::task::JoinHandle`
[INFO] [stdout]  --> ch02-02-futures/src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tokio::task::JoinHandle;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `poll`
[INFO] [stdout]   --> ch02-02-futures/src/main.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Future for CounterFuture {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `poll` in implementation
[INFO] [stdout]    |
[INFO] [stdout]    = help: implement the missing item: `fn poll(self: Pin<&mut Self>, _: &mut Context<'_>) -> Poll<<Self as Future>::Output> { todo!() }`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `poll`
[INFO] [stdout]   --> ch02-02-futures/src/main.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Future for CounterFuture {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `poll` in implementation
[INFO] [stdout]    |
[INFO] [stdout]    = help: implement the missing item: `fn poll(self: Pin<&mut Self>, _: &mut Context<'_>) -> Poll<<Self as Future>::Output> { todo!() }`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ch02-02-futures` (bin "ch02-02-futures") due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ch02-02-futures` (bin "ch02-02-futures" test) due to 2 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1686c170d6b9c0c2736acca709e623d0d02b70efe652d3ae1187b5db6f66eaaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1686c170d6b9c0c2736acca709e623d0d02b70efe652d3ae1187b5db6f66eaaa", kill_on_drop: false }`
[INFO] [stdout] 1686c170d6b9c0c2736acca709e623d0d02b70efe652d3ae1187b5db6f66eaaa
