[INFO] fetching crate rust-analyzer-salsa-macros 0.17.0-pre.6...
[INFO] building rust-analyzer-salsa-macros-0.17.0-pre.6 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate rust-analyzer-salsa-macros 0.17.0-pre.6 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate rust-analyzer-salsa-macros 0.17.0-pre.6
[INFO] finished tweaking crates.io crate rust-analyzer-salsa-macros 0.17.0-pre.6
[INFO] tweaked toml for crates.io crate rust-analyzer-salsa-macros 0.17.0-pre.6 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-analyzer-salsa-macros 0.17.0-pre.6 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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] [stderr]       Adding heck v0.4.1 (available: v0.5.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07cb5ea1539b81d0f4fa5dcb295208a49fca4a581ab93a2a15d1eb07fd00b710
[INFO] running `Command { std: "docker" "start" "-a" "07cb5ea1539b81d0f4fa5dcb295208a49fca4a581ab93a2a15d1eb07fd00b710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07cb5ea1539b81d0f4fa5dcb295208a49fca4a581ab93a2a15d1eb07fd00b710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07cb5ea1539b81d0f4fa5dcb295208a49fca4a581ab93a2a15d1eb07fd00b710", kill_on_drop: false }`
[INFO] [stdout] 07cb5ea1539b81d0f4fa5dcb295208a49fca4a581ab93a2a15d1eb07fd00b710
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 627b71520a866758013f3bbf6d507be5ae49747101eaebc20e87b13bfeced7c9
[INFO] running `Command { std: "docker" "start" "-a" "627b71520a866758013f3bbf6d507be5ae49747101eaebc20e87b13bfeced7c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling rust-analyzer-salsa-macros v0.17.0-pre.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Nothing` is never constructed
[INFO] [stdout]    --> src/database_storage.rs:251:8
[INFO] [stdout]     |
[INFO] [stdout] 251 | struct Nothing;
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.83s
[INFO] running `Command { std: "docker" "inspect" "627b71520a866758013f3bbf6d507be5ae49747101eaebc20e87b13bfeced7c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "627b71520a866758013f3bbf6d507be5ae49747101eaebc20e87b13bfeced7c9", kill_on_drop: false }`
[INFO] [stdout] 627b71520a866758013f3bbf6d507be5ae49747101eaebc20e87b13bfeced7c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23da30a0d04f1424c6eba5f4110a956c177161d102cd0879a7ddcd88783f09dd
[INFO] running `Command { std: "docker" "start" "-a" "23da30a0d04f1424c6eba5f4110a956c177161d102cd0879a7ddcd88783f09dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-analyzer-salsa-macros v0.17.0-pre.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Nothing` is never constructed
[INFO] [stdout]    --> src/database_storage.rs:251:8
[INFO] [stdout]     |
[INFO] [stdout] 251 | struct Nothing;
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Nothing` is never constructed
[INFO] [stdout]    --> src/database_storage.rs:251:8
[INFO] [stdout]     |
[INFO] [stdout] 251 | struct Nothing;
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "23da30a0d04f1424c6eba5f4110a956c177161d102cd0879a7ddcd88783f09dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23da30a0d04f1424c6eba5f4110a956c177161d102cd0879a7ddcd88783f09dd", kill_on_drop: false }`
[INFO] [stdout] 23da30a0d04f1424c6eba5f4110a956c177161d102cd0879a7ddcd88783f09dd