[INFO] fetching crate bolero-generator 0.11.1...
[INFO] checking bolero-generator-0.11.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate bolero-generator 0.11.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate bolero-generator 0.11.1 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bolero-generator 0.11.1
[INFO] finished tweaking crates.io crate bolero-generator 0.11.1
[INFO] tweaked toml for crates.io crate bolero-generator 0.11.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] [stderr]       Adding proc-macro-crate v2.0.2 (available: v3.2.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] [stderr]       Adding toml_datetime v0.6.3 (available: v0.6.8)
[INFO] [stderr]       Adding toml_edit v0.20.2 (available: v0.20.7)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding winnow v0.5.40 (available: v0.6.20)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0050c76e25ff564c5921428757702b3f74ebadc177e5608cb36dcd9cbca6654
[INFO] running `Command { std: "docker" "start" "-a" "f0050c76e25ff564c5921428757702b3f74ebadc177e5608cb36dcd9cbca6654", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0050c76e25ff564c5921428757702b3f74ebadc177e5608cb36dcd9cbca6654", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0050c76e25ff564c5921428757702b3f74ebadc177e5608cb36dcd9cbca6654", kill_on_drop: false }`
[INFO] [stdout] f0050c76e25ff564c5921428757702b3f74ebadc177e5608cb36dcd9cbca6654
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ef3c83a2bb1578851daed5ec40f2aeee62429c9b4e39b64f59aa902baf7dbd0
[INFO] running `Command { std: "docker" "start" "-a" "2ef3c83a2bb1578851daed5ec40f2aeee62429c9b4e39b64f59aa902baf7dbd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling toml_edit v0.20.2
[INFO] [stderr]    Compiling proc-macro-crate v2.0.2
[INFO] [stderr]    Compiling bolero-generator-derive v0.11.0
[INFO] [stderr]     Checking bolero-generator v0.11.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.76s
[INFO] running `Command { std: "docker" "inspect" "2ef3c83a2bb1578851daed5ec40f2aeee62429c9b4e39b64f59aa902baf7dbd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ef3c83a2bb1578851daed5ec40f2aeee62429c9b4e39b64f59aa902baf7dbd0", kill_on_drop: false }`
[INFO] [stdout] 2ef3c83a2bb1578851daed5ec40f2aeee62429c9b4e39b64f59aa902baf7dbd0