[INFO] fetching crate ark-relations 0.5.0-alpha.0...
[INFO] checking ark-relations-0.5.0-alpha.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate ark-relations 0.5.0-alpha.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate ark-relations 0.5.0-alpha.0 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 ark-relations 0.5.0-alpha.0
[INFO] finished tweaking crates.io crate ark-relations 0.5.0-alpha.0
[INFO] tweaked toml for crates.io crate ark-relations 0.5.0-alpha.0 written to /workspace/builds/worker-1-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 49 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v1.1.0)
[INFO] [stderr]       Adding tracing-subscriber v0.2.25 (available: v0.3.18)
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2a6f4d6c9eaec4d320b04575acb767a96c51c59727aabad1fb132e082ef8f902
[INFO] running `Command { std: "docker" "start" "-a" "2a6f4d6c9eaec4d320b04575acb767a96c51c59727aabad1fb132e082ef8f902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a6f4d6c9eaec4d320b04575acb767a96c51c59727aabad1fb132e082ef8f902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a6f4d6c9eaec4d320b04575acb767a96c51c59727aabad1fb132e082ef8f902", kill_on_drop: false }`
[INFO] [stdout] 2a6f4d6c9eaec4d320b04575acb767a96c51c59727aabad1fb132e082ef8f902
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ae81f5cad49467f4b3e645cc42712708339408e6be02386b026b802c7760efd5
[INFO] running `Command { std: "docker" "start" "-a" "ae81f5cad49467f4b3e645cc42712708339408e6be02386b026b802c7760efd5", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling enum-ordinalize-derive v4.3.1
[INFO] [stderr]    Compiling ark-serialize-derive v0.5.0-alpha.0
[INFO] [stderr]    Compiling ark-ff-asm v0.5.0-alpha.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling enum-ordinalize v4.3.0
[INFO] [stderr]    Compiling educe v0.6.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking ark-std v0.5.0-alpha.0
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking ark-serialize v0.5.0-alpha.0
[INFO] [stderr]    Compiling ark-ff-macros v0.5.0-alpha.0
[INFO] [stderr]     Checking ark-ff v0.5.0-alpha.0
[INFO] [stderr]     Checking ark-poly v0.5.0-alpha.0
[INFO] [stderr]     Checking ark-relations v0.5.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ark-ec v0.5.0-alpha.0
[INFO] [stderr]     Checking ark-test-curves v0.5.0-alpha.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.79s
[INFO] running `Command { std: "docker" "inspect" "ae81f5cad49467f4b3e645cc42712708339408e6be02386b026b802c7760efd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae81f5cad49467f4b3e645cc42712708339408e6be02386b026b802c7760efd5", kill_on_drop: false }`
[INFO] [stdout] ae81f5cad49467f4b3e645cc42712708339408e6be02386b026b802c7760efd5