[INFO] fetching crate ddi 0.2.1...
[INFO] checking ddi-0.2.1 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate ddi 0.2.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate ddi 0.2.1
[INFO] finished tweaking crates.io crate ddi 0.2.1
[INFO] tweaked toml for crates.io crate ddi 0.2.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ddi 0.2.1 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 692492d1472db5c5ea5a9d88a6d1bc4cb4054639f0dfc3aaae4d5e7856b1b7f6
[INFO] running `Command { std: "docker" "start" "-a" "692492d1472db5c5ea5a9d88a6d1bc4cb4054639f0dfc3aaae4d5e7856b1b7f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "692492d1472db5c5ea5a9d88a6d1bc4cb4054639f0dfc3aaae4d5e7856b1b7f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "692492d1472db5c5ea5a9d88a6d1bc4cb4054639f0dfc3aaae4d5e7856b1b7f6", kill_on_drop: false }`
[INFO] [stdout] 692492d1472db5c5ea5a9d88a6d1bc4cb4054639f0dfc3aaae4d5e7856b1b7f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9902fa4eb533d805883e7b0442f72ccee2637b0fbd4e0f357cd6e13d4db6188
[INFO] running `Command { std: "docker" "start" "-a" "f9902fa4eb533d805883e7b0442f72ccee2637b0fbd4e0f357cd6e13d4db6188", kill_on_drop: false }`
[INFO] [stderr]     Checking ddi v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/lib.rs:644:13
[INFO] [stdout]     |
[INFO] [stdout] 644 |             core::mem::drop(collection);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^----------^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             argument has type `&ServiceCollection`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 644 -             core::mem::drop(collection);
[INFO] [stdout] 644 +             let _ = collection;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/lib.rs:644:13
[INFO] [stdout]     |
[INFO] [stdout] 644 |             core::mem::drop(collection);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^----------^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             argument has type `&ServiceCollection`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 644 -             core::mem::drop(collection);
[INFO] [stdout] 644 +             let _ = collection;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "f9902fa4eb533d805883e7b0442f72ccee2637b0fbd4e0f357cd6e13d4db6188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9902fa4eb533d805883e7b0442f72ccee2637b0fbd4e0f357cd6e13d4db6188", kill_on_drop: false }`
[INFO] [stdout] f9902fa4eb533d805883e7b0442f72ccee2637b0fbd4e0f357cd6e13d4db6188