[INFO] fetching crate pyo3-matrix-synapse-module 0.1.2...
[INFO] checking pyo3-matrix-synapse-module-0.1.2 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate pyo3-matrix-synapse-module 0.1.2 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate pyo3-matrix-synapse-module 0.1.2 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 pyo3-matrix-synapse-module 0.1.2
[INFO] finished tweaking crates.io crate pyo3-matrix-synapse-module 0.1.2
[INFO] tweaked toml for crates.io crate pyo3-matrix-synapse-module 0.1.2 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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]      Locking 76 packages to latest compatible versions
[INFO] [stderr]       Adding http v0.2.12 (available: v1.1.0)
[INFO] [stderr]       Adding http-body v0.4.6 (available: v1.0.1)
[INFO] [stderr]       Adding indoc v1.0.9 (available: v2.0.5)
[INFO] [stderr]       Adding memoffset v0.8.0 (available: v0.9.1)
[INFO] [stderr]       Adding pyo3 v0.18.3 (available: v0.22.3)
[INFO] [stderr]       Adding pyo3-asyncio v0.18.0 (available: v0.20.0)
[INFO] [stderr]       Adding pyo3-build-config v0.18.3 (available: v0.22.3)
[INFO] [stderr]       Adding pyo3-ffi v0.18.3 (available: v0.22.3)
[INFO] [stderr]       Adding pyo3-macros v0.18.3 (available: v0.22.3)
[INFO] [stderr]       Adding pyo3-macros-backend v0.18.3 (available: v0.22.3)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.79)
[INFO] [stderr]       Adding tower v0.4.13 (available: v0.5.1)
[INFO] [stderr]       Adding unindent v0.1.11 (available: v0.2.3)
[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-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cacd38f203f82a270da0c358bededcddb86c95671d5bf88a51fb7fb465ed96c3
[INFO] running `Command { std: "docker" "start" "-a" "cacd38f203f82a270da0c358bededcddb86c95671d5bf88a51fb7fb465ed96c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cacd38f203f82a270da0c358bededcddb86c95671d5bf88a51fb7fb465ed96c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cacd38f203f82a270da0c358bededcddb86c95671d5bf88a51fb7fb465ed96c3", kill_on_drop: false }`
[INFO] [stdout] cacd38f203f82a270da0c358bededcddb86c95671d5bf88a51fb7fb465ed96c3
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2f3878683134150afd3614ac44de1901c22330211cc9fb65704e45e8339bbd7
[INFO] running `Command { std: "docker" "start" "-a" "d2f3878683134150afd3614ac44de1901c22330211cc9fb65704e45e8339bbd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]     Checking unindent v0.1.11
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking bytes v1.7.2
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking tower-layer v0.3.3
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]    Compiling pyo3-macros-backend v0.18.3
[INFO] [stderr]     Checking tower-service v0.3.3
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking serde_path_to_error v0.1.16
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling pyo3-build-config v0.18.3
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]    Compiling pyo3-ffi v0.18.3
[INFO] [stderr]    Compiling pyo3 v0.18.3
[INFO] [stderr]    Compiling pyo3-macros v0.18.3
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking pyo3-asyncio v0.18.0
[INFO] [stderr]     Checking pyo3-twisted-web v0.1.1
[INFO] [stderr]     Checking pyo3-matrix-synapse-module v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.54s
[INFO] running `Command { std: "docker" "inspect" "d2f3878683134150afd3614ac44de1901c22330211cc9fb65704e45e8339bbd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2f3878683134150afd3614ac44de1901c22330211cc9fb65704e45e8339bbd7", kill_on_drop: false }`
[INFO] [stdout] d2f3878683134150afd3614ac44de1901c22330211cc9fb65704e45e8339bbd7