[INFO] fetching crate ai-cli 0.2.1...
[INFO] checking ai-cli-0.2.1 against master#18a6d911caba59605eb03db1452848a85d2e5879 for pr-112743
[INFO] extracting crate ai-cli 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate ai-cli 0.2.1 on toolchain 18a6d911caba59605eb03db1452848a85d2e5879
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ai-cli 0.2.1
[INFO] finished tweaking crates.io crate ai-cli 0.2.1
[INFO] tweaked toml for crates.io crate ai-cli 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate ai-cli 0.2.1 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" "+18a6d911caba59605eb03db1452848a85d2e5879" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3f417f4ec6516fac4a7be985a7e84a73ef8b345c9d3ee80c42d596f16e25436
[INFO] running `Command { std: "docker" "start" "-a" "e3f417f4ec6516fac4a7be985a7e84a73ef8b345c9d3ee80c42d596f16e25436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3f417f4ec6516fac4a7be985a7e84a73ef8b345c9d3ee80c42d596f16e25436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3f417f4ec6516fac4a7be985a7e84a73ef8b345c9d3ee80c42d596f16e25436", kill_on_drop: false }`
[INFO] [stdout] e3f417f4ec6516fac4a7be985a7e84a73ef8b345c9d3ee80c42d596f16e25436
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c263bd3b5107397e449cb0b7ce8bf860035cb0fc722eeef0a6b8a9b014541b0
[INFO] running `Command { std: "docker" "start" "-a" "1c263bd3b5107397e449cb0b7ce8bf860035cb0fc722eeef0a6b8a9b014541b0", kill_on_drop: false }`
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[INFO] [stdout] warning: field `stream` is never read
[INFO] [stdout]   --> src/session.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub(crate) struct SessionOptions {
[INFO] [stdout]    |                   -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub stream: bool,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SessionOptions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `stream` is never read
[INFO] [stdout]   --> src/session.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub(crate) struct SessionOptions {
[INFO] [stdout]    |                   -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub stream: bool,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SessionOptions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&chat::ChatMessage` instead of cloning the inner type
[INFO] [stdout]    --> src/chat.rs:262:47
[INFO] [stdout]     |
[INFO] [stdout] 262 |             Ok(messages.iter().rev().map(|i| i.clone()).cloned().collect())
[INFO] [stdout]     |                                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&ChatMessage` instead of cloning the inner type
[INFO] [stdout]    --> src/chat.rs:262:47
[INFO] [stdout]     |
[INFO] [stdout] 262 |             Ok(messages.iter().rev().map(|i| i.clone()).cloned().collect())
[INFO] [stdout]     |                                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.96s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "1c263bd3b5107397e449cb0b7ce8bf860035cb0fc722eeef0a6b8a9b014541b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c263bd3b5107397e449cb0b7ce8bf860035cb0fc722eeef0a6b8a9b014541b0", kill_on_drop: false }`
[INFO] [stdout] 1c263bd3b5107397e449cb0b7ce8bf860035cb0fc722eeef0a6b8a9b014541b0