[INFO] fetching crate redis_dumbpool 0.2.0...
[INFO] checking redis_dumbpool-0.2.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate redis_dumbpool 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate redis_dumbpool 0.2.0 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 redis_dumbpool 0.2.0
[INFO] finished tweaking crates.io crate redis_dumbpool 0.2.0
[INFO] tweaked toml for crates.io crate redis_dumbpool 0.2.0 written to /workspace/builds/worker-7-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 82 packages to latest compatible versions
[INFO] [stderr]       Adding async-lock v2.8.0 (available: v3.4.0)
[INFO] [stderr]       Adding dtoa v0.4.8 (available: v1.0.9)
[INFO] [stderr]       Adding env_logger v0.8.4 (available: v0.11.5)
[INFO] [stderr]       Adding event-listener v2.5.3 (available: v5.3.1)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (available: v0.4.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (available: v0.4.0)
[INFO] [stderr]       Adding idna v0.5.0 (available: v1.0.2)
[INFO] [stderr]       Adding itoa v0.4.8 (available: v1.0.11)
[INFO] [stderr]       Adding redis v0.20.2 (available: v0.27.2)
[INFO] [stderr]       Adding sha1 v0.6.1 (available: v0.10.6)
[INFO] [stderr]       Adding tokio-util v0.6.10 (available: v0.7.12)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8781a29214d051cac75cc3f7bdfc9f24664bd5c184cd49a790f7a2f2da49f18e
[INFO] running `Command { std: "docker" "start" "-a" "8781a29214d051cac75cc3f7bdfc9f24664bd5c184cd49a790f7a2f2da49f18e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8781a29214d051cac75cc3f7bdfc9f24664bd5c184cd49a790f7a2f2da49f18e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8781a29214d051cac75cc3f7bdfc9f24664bd5c184cd49a790f7a2f2da49f18e", kill_on_drop: false }`
[INFO] [stdout] 8781a29214d051cac75cc3f7bdfc9f24664bd5c184cd49a790f7a2f2da49f18e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a380ba90960e78d53c528f4cee420ad47a26981904f55387881b0c4bed8ea77b
[INFO] running `Command { std: "docker" "start" "-a" "a380ba90960e78d53c528f4cee420ad47a26981904f55387881b0c4bed8ea77b", kill_on_drop: false }`
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tokio-util v0.7.12
[INFO] [stderr]     Checking tokio-util v0.6.10
[INFO] [stderr]     Checking combine v4.6.7
[INFO] [stderr]     Checking redis v0.20.2
[INFO] [stderr]     Checking redis_dumbpool v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.29s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.20.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "a380ba90960e78d53c528f4cee420ad47a26981904f55387881b0c4bed8ea77b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a380ba90960e78d53c528f4cee420ad47a26981904f55387881b0c4bed8ea77b", kill_on_drop: false }`
[INFO] [stdout] a380ba90960e78d53c528f4cee420ad47a26981904f55387881b0c4bed8ea77b