[INFO] cloning repository https://github.com/course-rust/simple-redis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/course-rust/simple-redis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcourse-rust%2Fsimple-redis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcourse-rust%2Fsimple-redis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a31d47c8e9b03cec907dcf722d5ccebe0aff95d
[INFO] checking course-rust/simple-redis/2a31d47c8e9b03cec907dcf722d5ccebe0aff95d against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcourse-rust%2Fsimple-redis" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/course-rust/simple-redis on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/course-rust/simple-redis
[INFO] finished tweaking git repo https://github.com/course-rust/simple-redis
[INFO] tweaked toml for git repo https://github.com/course-rust/simple-redis written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/course-rust/simple-redis already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa786aa22ab43706aea602c797d2b29672c4161cc4ce1924c0d1d23804bbc309
[INFO] running `Command { std: "docker" "start" "-a" "fa786aa22ab43706aea602c797d2b29672c4161cc4ce1924c0d1d23804bbc309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa786aa22ab43706aea602c797d2b29672c4161cc4ce1924c0d1d23804bbc309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa786aa22ab43706aea602c797d2b29672c4161cc4ce1924c0d1d23804bbc309", kill_on_drop: false }`
[INFO] [stdout] fa786aa22ab43706aea602c797d2b29672c4161cc4ce1924c0d1d23804bbc309
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91680dff7447c13536f448e6bc524e4433c325166eee021f2f7124a9a442e84a
[INFO] running `Command { std: "docker" "start" "-a" "91680dff7447c13536f448e6bc524e4433c325166eee021f2f7124a9a442e84a", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking bytes v1.6.1
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]     Checking mio v1.0.1
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking dashmap v6.0.1
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking regex v1.10.5
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]     Checking tokio v1.39.2
[INFO] [stderr]     Checking thiserror v1.0.63
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking tokio-stream v0.1.15
[INFO] [stderr]     Checking simple-redis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/backend/mod.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 |             .and_then(|v| v.get(field).map(|v| v.value().clone()))
[INFO] [stdout]    |                        -  ^^^^^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simple-redis` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/backend/mod.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 |             .and_then(|v| v.get(field).map(|v| v.value().clone()))
[INFO] [stdout]    |                        -  ^^^^^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simple-redis` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "91680dff7447c13536f448e6bc524e4433c325166eee021f2f7124a9a442e84a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91680dff7447c13536f448e6bc524e4433c325166eee021f2f7124a9a442e84a", kill_on_drop: false }`
[INFO] [stdout] 91680dff7447c13536f448e6bc524e4433c325166eee021f2f7124a9a442e84a