[INFO] fetching crate assoc_static 1.0.0... [INFO] checking assoc_static-1.0.0 against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1 [INFO] extracting crate assoc_static 1.0.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate assoc_static 1.0.0 [INFO] finished tweaking crates.io crate assoc_static 1.0.0 [INFO] tweaked toml for crates.io crate assoc_static 1.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate assoc_static 1.0.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 89ce72e563ff1b4f614c4aa7545021cbc24482b8fb79a12b4e09234132136ba8 [INFO] running `Command { std: "docker" "start" "-a" "89ce72e563ff1b4f614c4aa7545021cbc24482b8fb79a12b4e09234132136ba8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "89ce72e563ff1b4f614c4aa7545021cbc24482b8fb79a12b4e09234132136ba8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89ce72e563ff1b4f614c4aa7545021cbc24482b8fb79a12b4e09234132136ba8", kill_on_drop: false }` [INFO] [stdout] 89ce72e563ff1b4f614c4aa7545021cbc24482b8fb79a12b4e09234132136ba8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] bae864311b7b163b0dd7c62df286fa354515924441dc8c2afcd471c35aef71f9 [INFO] running `Command { std: "docker" "start" "-a" "bae864311b7b163b0dd7c62df286fa354515924441dc8c2afcd471c35aef71f9", kill_on_drop: false }` [INFO] [stderr] Checking assoc_static v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] error: struct `MakeSync` is never constructed [INFO] [stdout] --> src/lib.rs:109:12 [INFO] [stdout] | [INFO] [stdout] 109 | pub struct MakeSync(T); [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] [stderr] error: could not compile `assoc_static` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "bae864311b7b163b0dd7c62df286fa354515924441dc8c2afcd471c35aef71f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bae864311b7b163b0dd7c62df286fa354515924441dc8c2afcd471c35aef71f9", kill_on_drop: false }` [INFO] [stdout] bae864311b7b163b0dd7c62df286fa354515924441dc8c2afcd471c35aef71f9