[INFO] fetching crate walkup 1.0.1...
[INFO] checking walkup-1.0.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate walkup 1.0.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate walkup 1.0.1 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate walkup 1.0.1
[INFO] finished tweaking crates.io crate walkup 1.0.1
[INFO] tweaked toml for crates.io crate walkup 1.0.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded minstd v0.9.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8265a0ed9d123313887db3bdef73bf3e2b9a9890a497b1d76fb4c3a903336792
[INFO] running `Command { std: "docker" "start" "-a" "8265a0ed9d123313887db3bdef73bf3e2b9a9890a497b1d76fb4c3a903336792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8265a0ed9d123313887db3bdef73bf3e2b9a9890a497b1d76fb4c3a903336792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8265a0ed9d123313887db3bdef73bf3e2b9a9890a497b1d76fb4c3a903336792", kill_on_drop: false }`
[INFO] [stdout] 8265a0ed9d123313887db3bdef73bf3e2b9a9890a497b1d76fb4c3a903336792
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7dac94606178d1132216bd01127b10868b24b4298526e1ffaff4da751b64db68
[INFO] running `Command { std: "docker" "start" "-a" "7dac94606178d1132216bd01127b10868b24b4298526e1ffaff4da751b64db68", kill_on_drop: false }`
[INFO] [stderr]     Checking minstd v0.9.4
[INFO] [stderr]     Checking walkup v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "7dac94606178d1132216bd01127b10868b24b4298526e1ffaff4da751b64db68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dac94606178d1132216bd01127b10868b24b4298526e1ffaff4da751b64db68", kill_on_drop: false }`
[INFO] [stdout] 7dac94606178d1132216bd01127b10868b24b4298526e1ffaff4da751b64db68
[INFO] checking walkup-1.0.1 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] extracting crate walkup 1.0.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate walkup 1.0.1 on toolchain f9935d29d867449445ee008640ccca1bf1ae0889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate walkup 1.0.1
[INFO] finished tweaking crates.io crate walkup 1.0.1
[INFO] tweaked toml for crates.io crate walkup 1.0.1 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e566da50e24b7f7c1c26f8c033b54afdb68224712635fbf2ac2c282027e085b0
[INFO] running `Command { std: "docker" "start" "-a" "e566da50e24b7f7c1c26f8c033b54afdb68224712635fbf2ac2c282027e085b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e566da50e24b7f7c1c26f8c033b54afdb68224712635fbf2ac2c282027e085b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e566da50e24b7f7c1c26f8c033b54afdb68224712635fbf2ac2c282027e085b0", kill_on_drop: false }`
[INFO] [stdout] e566da50e24b7f7c1c26f8c033b54afdb68224712635fbf2ac2c282027e085b0
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 222e5959574cdf7f61fb01ccfc7320add4dc33358b9fc8e6735f6ebb0f60335e
[INFO] running `Command { std: "docker" "start" "-a" "222e5959574cdf7f61fb01ccfc7320add4dc33358b9fc8e6735f6ebb0f60335e", kill_on_drop: false }`
[INFO] [stderr]     Checking minstd v0.9.4
[INFO] [stderr]     Checking walkup v1.0.1 (/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/tests.rs:50:4
[INFO] [stdout]    |
[INFO] [stdout] 48 |   fn exists(file: impl AsRef<Path>) -> bool {
[INFO] [stdout]    |             ---------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 49 |      use std::fs::OpenOptions;
[INFO] [stdout] 50 | /    OpenOptions::new()
[INFO] [stdout] 51 | |       .read(true)
[INFO] [stdout] 52 | |       .write(false)
[INFO] [stdout] 53 | |       .create(false)
[INFO] [stdout] 54 | |    .open(file).is_ok()
[INFO] [stdout]    | |______________^
[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 `walkup` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "222e5959574cdf7f61fb01ccfc7320add4dc33358b9fc8e6735f6ebb0f60335e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "222e5959574cdf7f61fb01ccfc7320add4dc33358b9fc8e6735f6ebb0f60335e", kill_on_drop: false }`
[INFO] [stdout] 222e5959574cdf7f61fb01ccfc7320add4dc33358b9fc8e6735f6ebb0f60335e