[INFO] fetching crate ddi 0.2.1...
[INFO] checking ddi-0.2.1 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate ddi 0.2.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate ddi 0.2.1 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d86db75a6261697b8498e7a45c253dc85576fb5affbfd33dc7a617282508e927
[INFO] running `Command { std: "docker" "start" "-a" "d86db75a6261697b8498e7a45c253dc85576fb5affbfd33dc7a617282508e927", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d86db75a6261697b8498e7a45c253dc85576fb5affbfd33dc7a617282508e927", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d86db75a6261697b8498e7a45c253dc85576fb5affbfd33dc7a617282508e927", kill_on_drop: false }`
[INFO] [stdout] d86db75a6261697b8498e7a45c253dc85576fb5affbfd33dc7a617282508e927
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 567417d06a45c8df40a3cc5ecc1fa8689d4761be62c473f0e2ff8615cc141658
[INFO] running `Command { std: "docker" "start" "-a" "567417d06a45c8df40a3cc5ecc1fa8689d4761be62c473f0e2ff8615cc141658", 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: 1 warning emitted
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "567417d06a45c8df40a3cc5ecc1fa8689d4761be62c473f0e2ff8615cc141658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "567417d06a45c8df40a3cc5ecc1fa8689d4761be62c473f0e2ff8615cc141658", kill_on_drop: false }`
[INFO] [stdout] 567417d06a45c8df40a3cc5ecc1fa8689d4761be62c473f0e2ff8615cc141658
[INFO] checking ddi-0.2.1 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate ddi 0.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate ddi 0.2.1 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6ec316bec1dc73e7e5232acae5ee6520fe0b599d97a1c94306fe2cb76a853d3
[INFO] running `Command { std: "docker" "start" "-a" "e6ec316bec1dc73e7e5232acae5ee6520fe0b599d97a1c94306fe2cb76a853d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6ec316bec1dc73e7e5232acae5ee6520fe0b599d97a1c94306fe2cb76a853d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6ec316bec1dc73e7e5232acae5ee6520fe0b599d97a1c94306fe2cb76a853d3", kill_on_drop: false }`
[INFO] [stdout] e6ec316bec1dc73e7e5232acae5ee6520fe0b599d97a1c94306fe2cb76a853d3
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c80b24e4302d0bd04886f389d7cad45c600f6237addfbde2879fdeb98832ea4
[INFO] running `Command { std: "docker" "start" "-a" "4c80b24e4302d0bd04886f389d7cad45c600f6237addfbde2879fdeb98832ea4", 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: 1 warning emitted
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "4c80b24e4302d0bd04886f389d7cad45c600f6237addfbde2879fdeb98832ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c80b24e4302d0bd04886f389d7cad45c600f6237addfbde2879fdeb98832ea4", kill_on_drop: false }`
[INFO] [stdout] 4c80b24e4302d0bd04886f389d7cad45c600f6237addfbde2879fdeb98832ea4