[INFO] fetching crate behaviortree-rs-derive 0.2.5-alpha3...
[INFO] checking behaviortree-rs-derive-0.2.5-alpha3 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate behaviortree-rs-derive 0.2.5-alpha3 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate behaviortree-rs-derive 0.2.5-alpha3 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate behaviortree-rs-derive 0.2.5-alpha3
[INFO] finished tweaking crates.io crate behaviortree-rs-derive 0.2.5-alpha3
[INFO] tweaked toml for crates.io crate behaviortree-rs-derive 0.2.5-alpha3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f114266cbd5151f4fb1ce57e8bcb79931a2ce36320d41a5362867dcd868bdd3
[INFO] running `Command { std: "docker" "start" "-a" "1f114266cbd5151f4fb1ce57e8bcb79931a2ce36320d41a5362867dcd868bdd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f114266cbd5151f4fb1ce57e8bcb79931a2ce36320d41a5362867dcd868bdd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f114266cbd5151f4fb1ce57e8bcb79931a2ce36320d41a5362867dcd868bdd3", kill_on_drop: false }`
[INFO] [stdout] 1f114266cbd5151f4fb1ce57e8bcb79931a2ce36320d41a5362867dcd868bdd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2ebe49a86d73dad515c96d48ddc5cf4274c991ff72f47d6be13be9c86d2ec71
[INFO] running `Command { std: "docker" "start" "-a" "d2ebe49a86d73dad515c96d48ddc5cf4274c991ff72f47d6be13be9c86d2ec71", kill_on_drop: false }`
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]     Checking behaviortree-rs-derive v0.2.5-alpha3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:399:9
[INFO] [stdout]     |
[INFO] [stdout] 399 |     let mut extra_impls = proc_macro2::TokenStream::new();
[INFO] [stdout]     |         ----^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:399:9
[INFO] [stdout]     |
[INFO] [stdout] 399 |     let mut extra_impls = proc_macro2::TokenStream::new();
[INFO] [stdout]     |         ----^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `concat_blocks` is never used
[INFO] [stdout]   --> src/lib.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | trait ConcatTokenStream {
[INFO] [stdout]    |       ----------------- method in this trait
[INFO] [stdout] 80 |     fn concat_list(&self, value: proc_macro2::TokenStream) -> proc_macro2::TokenStream;
[INFO] [stdout] 81 |     fn concat_blocks(&self, value: proc_macro2::TokenStream) -> proc_macro2::TokenStream;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `concat_blocks` is never used
[INFO] [stdout]   --> src/lib.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | trait ConcatTokenStream {
[INFO] [stdout]    |       ----------------- method in this trait
[INFO] [stdout] 80 |     fn concat_list(&self, value: proc_macro2::TokenStream) -> proc_macro2::TokenStream;
[INFO] [stdout] 81 |     fn concat_blocks(&self, value: proc_macro2::TokenStream) -> proc_macro2::TokenStream;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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` profile [unoptimized + debuginfo] target(s) in 3.64s
[INFO] running `Command { std: "docker" "inspect" "d2ebe49a86d73dad515c96d48ddc5cf4274c991ff72f47d6be13be9c86d2ec71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2ebe49a86d73dad515c96d48ddc5cf4274c991ff72f47d6be13be9c86d2ec71", kill_on_drop: false }`
[INFO] [stdout] d2ebe49a86d73dad515c96d48ddc5cf4274c991ff72f47d6be13be9c86d2ec71