[INFO] fetching crate union_export 0.1.3...
[INFO] checking union_export-0.1.3 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate union_export 0.1.3 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate union_export 0.1.3 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate union_export 0.1.3
[INFO] finished tweaking crates.io crate union_export 0.1.3
[INFO] tweaked toml for crates.io crate union_export 0.1.3 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.79)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c08fa9a1c9031b9c8af2a0733350747414473c5c76b74c3053573d2680b01ea8
[INFO] running `Command { std: "docker" "start" "-a" "c08fa9a1c9031b9c8af2a0733350747414473c5c76b74c3053573d2680b01ea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c08fa9a1c9031b9c8af2a0733350747414473c5c76b74c3053573d2680b01ea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c08fa9a1c9031b9c8af2a0733350747414473c5c76b74c3053573d2680b01ea8", kill_on_drop: false }`
[INFO] [stdout] c08fa9a1c9031b9c8af2a0733350747414473c5c76b74c3053573d2680b01ea8
[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 -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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6457d8a8caa35dfc8a0b00e2e4fbe0a86c038540ae43d190eab75d522d16b01c
[INFO] running `Command { std: "docker" "start" "-a" "6457d8a8caa35dfc8a0b00e2e4fbe0a86c038540ae43d190eab75d522d16b01c", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking union_impl v0.1.3
[INFO] [stderr]     Checking union_export v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.50s
[INFO] running `Command { std: "docker" "inspect" "6457d8a8caa35dfc8a0b00e2e4fbe0a86c038540ae43d190eab75d522d16b01c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6457d8a8caa35dfc8a0b00e2e4fbe0a86c038540ae43d190eab75d522d16b01c", kill_on_drop: false }`
[INFO] [stdout] 6457d8a8caa35dfc8a0b00e2e4fbe0a86c038540ae43d190eab75d522d16b01c