[INFO] cloning repository https://github.com/koa/tf-rust-async-generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/koa/tf-rust-async-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoa%2Ftf-rust-async-generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoa%2Ftf-rust-async-generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9efc3b9e7ff558856344527be72e066cd2d1669a
[INFO] checking koa/tf-rust-async-generator against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoa%2Ftf-rust-async-generator" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/koa/tf-rust-async-generator
[INFO] finished tweaking git repo https://github.com/koa/tf-rust-async-generator
[INFO] tweaked toml for git repo https://github.com/koa/tf-rust-async-generator written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/koa/tf-rust-async-generator on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/koa/tf-rust-async-generator 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: unused manifest key: workspace.publish
[INFO] [stderr] warning: workspace (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5e35124546dbb6eeded9de672f41fbd670273e01ab1f48dd8f73c144521f5fd
[INFO] running `Command { std: "docker" "start" "-a" "e5e35124546dbb6eeded9de672f41fbd670273e01ab1f48dd8f73c144521f5fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5e35124546dbb6eeded9de672f41fbd670273e01ab1f48dd8f73c144521f5fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5e35124546dbb6eeded9de672f41fbd670273e01ab1f48dd8f73c144521f5fd", kill_on_drop: false }`
[INFO] [stdout] e5e35124546dbb6eeded9de672f41fbd670273e01ab1f48dd8f73c144521f5fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5368b52939e554ce4dbeea3e0d3d045b4aa1569b25f752f547cd6e422130fc26
[INFO] running `Command { std: "docker" "start" "-a" "5368b52939e554ce4dbeea3e0d3d045b4aa1569b25f752f547cd6e422130fc26", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: unused manifest key: workspace.publish
[INFO] [stderr] warning: workspace (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling anyhow v1.0.101
[INFO] [stderr]     Checking const-str v1.1.0
[INFO] [stderr]     Checking similar v2.7.0
[INFO] [stderr]     Checking convert_case v0.11.0
[INFO] [stderr]     Checking syn v2.0.115
[INFO] [stderr]     Checking socket2 v0.6.2
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking tinkerforge-generator v0.1.4 (/opt/rustwide/workdir/tinkerforge-generator)
[INFO] [stderr]     Checking tokio-util v0.7.18
[INFO] [stderr]     Checking tokio-stream v0.1.18
[INFO] [stderr]    Compiling test-compile v0.1.4 (/opt/rustwide/workdir/test-compile)
[INFO] [stderr]     Checking tinkerforge-base v0.1.4 (/opt/rustwide/workdir/tinkerforge-base)
[INFO] [stdout] error: struct `GetResponseExpectedError` is never constructed
[INFO] [stdout]   --> tinkerforge-base/src/device.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct GetResponseExpectedError(u8);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ServerNonce` is never constructed
[INFO] [stdout]    --> tinkerforge-base/src/ip_connection/mod.rs:211:8
[INFO] [stdout]     |
[INFO] [stdout] 211 | struct ServerNonce([u8; 4]);
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tinkerforge-base` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: struct `GetResponseExpectedError` is never constructed
[INFO] [stdout]   --> tinkerforge-base/src/device.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct GetResponseExpectedError(u8);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ServerNonce` is never constructed
[INFO] [stdout]    --> tinkerforge-base/src/ip_connection/mod.rs:211:8
[INFO] [stdout]     |
[INFO] [stdout] 211 | struct ServerNonce([u8; 4]);
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tinkerforge-base` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "5368b52939e554ce4dbeea3e0d3d045b4aa1569b25f752f547cd6e422130fc26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5368b52939e554ce4dbeea3e0d3d045b4aa1569b25f752f547cd6e422130fc26", kill_on_drop: false }`
[INFO] [stdout] 5368b52939e554ce4dbeea3e0d3d045b4aa1569b25f752f547cd6e422130fc26