[INFO] fetching crate fiber-for-wasmedge 14.0.4...
[INFO] checking fiber-for-wasmedge-14.0.4 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate fiber-for-wasmedge 14.0.4 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate fiber-for-wasmedge 14.0.4 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 fiber-for-wasmedge 14.0.4
[INFO] finished tweaking crates.io crate fiber-for-wasmedge 14.0.4
[INFO] tweaked toml for crates.io crate fiber-for-wasmedge 14.0.4 written to /workspace/builds/worker-2-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 41 packages to latest compatible versions
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (available: v0.6.5)
[INFO] [stderr]       Adding wasmtime-asm-macros v14.0.4 (available: v25.0.1)
[INFO] [stderr]       Adding wasmtime-versioned-export-macros v14.0.4 (available: v25.0.1)
[INFO] [stderr]       Adding windows-sys v0.48.0 (available: v0.59.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (available: v0.52.6)
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7b5c514b19eca5b7f089d41d368209d8efabbb6675b05dcf6e6f439c514b796a
[INFO] running `Command { std: "docker" "start" "-a" "7b5c514b19eca5b7f089d41d368209d8efabbb6675b05dcf6e6f439c514b796a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b5c514b19eca5b7f089d41d368209d8efabbb6675b05dcf6e6f439c514b796a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b5c514b19eca5b7f089d41d368209d8efabbb6675b05dcf6e6f439c514b796a", kill_on_drop: false }`
[INFO] [stdout] 7b5c514b19eca5b7f089d41d368209d8efabbb6675b05dcf6e6f439c514b796a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d72c1182e324b7d3a72aa51763c5c7f3ed837bbf35f0604edd86769b05d9334f
[INFO] running `Command { std: "docker" "start" "-a" "d72c1182e324b7d3a72aa51763c5c7f3ed837bbf35f0604edd86769b05d9334f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking gimli v0.31.0
[INFO] [stderr]     Checking wasmtime-asm-macros v14.0.4
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]    Compiling wasmtime-versioned-export-macros v14.0.4
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]    Compiling fiber-for-wasmedge v14.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking object v0.36.4
[INFO] [stderr]     Checking addr2line v0.24.1
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.51s
[INFO] running `Command { std: "docker" "inspect" "d72c1182e324b7d3a72aa51763c5c7f3ed837bbf35f0604edd86769b05d9334f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d72c1182e324b7d3a72aa51763c5c7f3ed837bbf35f0604edd86769b05d9334f", kill_on_drop: false }`
[INFO] [stdout] d72c1182e324b7d3a72aa51763c5c7f3ed837bbf35f0604edd86769b05d9334f