[INFO] fetching crate combostew 0.3.0...
[INFO] checking combostew-0.3.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate combostew 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate combostew 0.3.0 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 combostew 0.3.0
[INFO] finished tweaking crates.io crate combostew 0.3.0
[INFO] tweaked toml for crates.io crate combostew 0.3.0 written to /workspace/builds/worker-0-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]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
[INFO] [stderr]       Adding deflate v0.7.20 (available: v1.0.0)
[INFO] [stderr]       Adding gif v0.10.3 (available: v0.13.1)
[INFO] [stderr]       Adding image v0.21.3 (available: v0.25.2)
[INFO] [stderr]       Adding jpeg-decoder v0.1.22 (available: v0.3.1)
[INFO] [stderr]       Adding num-derive v0.2.5 (available: v0.4.2)
[INFO] [stderr]       Adding num-rational v0.2.4 (available: v0.4.2)
[INFO] [stderr]       Adding png v0.14.1 (available: v0.17.13)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (available: v1.0.86)
[INFO] [stderr]       Adding quote v0.6.13 (available: v1.0.37)
[INFO] [stderr]       Adding syn v0.15.44 (available: v2.0.77)
[INFO] [stderr]       Adding tiff v0.2.2 (available: v0.9.1)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (available: v0.2.6)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 44104d6084b0f4fd10946cf7e2ae63f782501adbf84f5107a783bbdd36d085eb
[INFO] running `Command { std: "docker" "start" "-a" "44104d6084b0f4fd10946cf7e2ae63f782501adbf84f5107a783bbdd36d085eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44104d6084b0f4fd10946cf7e2ae63f782501adbf84f5107a783bbdd36d085eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44104d6084b0f4fd10946cf7e2ae63f782501adbf84f5107a783bbdd36d085eb", kill_on_drop: false }`
[INFO] [stdout] 44104d6084b0f4fd10946cf7e2ae63f782501adbf84f5107a783bbdd36d085eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 62494655f116efe0a5c2f7faa05f7ae38b6762b88388dfafc53bf6eaf93e31c9
[INFO] running `Command { std: "docker" "start" "-a" "62494655f116efe0a5c2f7faa05f7ae38b6762b88388dfafc53bf6eaf93e31c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.3
[INFO] [stderr]     Checking combostew v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.25s
[INFO] running `Command { std: "docker" "inspect" "62494655f116efe0a5c2f7faa05f7ae38b6762b88388dfafc53bf6eaf93e31c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62494655f116efe0a5c2f7faa05f7ae38b6762b88388dfafc53bf6eaf93e31c9", kill_on_drop: false }`
[INFO] [stdout] 62494655f116efe0a5c2f7faa05f7ae38b6762b88388dfafc53bf6eaf93e31c9