[INFO] fetching crate polyp 0.7.0...
[INFO] checking polyp-0.7.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate polyp 0.7.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate polyp 0.7.0 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 polyp 0.7.0
[INFO] finished tweaking crates.io crate polyp 0.7.0
[INFO] tweaked toml for crates.io crate polyp 0.7.0 written to /workspace/builds/worker-7-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 13 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b4251fbb671df31b03c085c761911b4f34d82b436ebe76ca34371069bfea5a3c
[INFO] running `Command { std: "docker" "start" "-a" "b4251fbb671df31b03c085c761911b4f34d82b436ebe76ca34371069bfea5a3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4251fbb671df31b03c085c761911b4f34d82b436ebe76ca34371069bfea5a3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4251fbb671df31b03c085c761911b4f34d82b436ebe76ca34371069bfea5a3c", kill_on_drop: false }`
[INFO] [stdout] b4251fbb671df31b03c085c761911b4f34d82b436ebe76ca34371069bfea5a3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6d1f596c4993c242b7f02fe3ffd6bf46d0fd5ec0b62498428862774417787dac
[INFO] running `Command { std: "docker" "start" "-a" "6d1f596c4993c242b7f02fe3ffd6bf46d0fd5ec0b62498428862774417787dac", kill_on_drop: false }`
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]     Checking polyp v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `Command { std: "docker" "inspect" "6d1f596c4993c242b7f02fe3ffd6bf46d0fd5ec0b62498428862774417787dac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d1f596c4993c242b7f02fe3ffd6bf46d0fd5ec0b62498428862774417787dac", kill_on_drop: false }`
[INFO] [stdout] 6d1f596c4993c242b7f02fe3ffd6bf46d0fd5ec0b62498428862774417787dac
[INFO] checking polyp-0.7.0 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] extracting crate polyp 0.7.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate polyp 0.7.0 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 polyp 0.7.0
[INFO] finished tweaking crates.io crate polyp 0.7.0
[INFO] tweaked toml for crates.io crate polyp 0.7.0 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d42a02a618c37cc35a02962e902c29c94068ef6200ec4d0e4689d7413524a45
[INFO] running `Command { std: "docker" "start" "-a" "8d42a02a618c37cc35a02962e902c29c94068ef6200ec4d0e4689d7413524a45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d42a02a618c37cc35a02962e902c29c94068ef6200ec4d0e4689d7413524a45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d42a02a618c37cc35a02962e902c29c94068ef6200ec4d0e4689d7413524a45", kill_on_drop: false }`
[INFO] [stdout] 8d42a02a618c37cc35a02962e902c29c94068ef6200ec4d0e4689d7413524a45
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc7688e898ecfbc33386780bd9297c5711f8dfd072ad352ce74d488ca23120b2
[INFO] running `Command { std: "docker" "start" "-a" "cc7688e898ecfbc33386780bd9297c5711f8dfd072ad352ce74d488ca23120b2", kill_on_drop: false }`
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]     Checking polyp v0.7.0 (/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/protocol.rs:20:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |       pub fn new_from_child(child: Child) -> Option<Self> {
[INFO] [stdout]    |                             ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 17 |           let stdin = child.stdin?;
[INFO] [stdout]    |               ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 18 |           let stdout = child.stdout?;
[INFO] [stdout]    |               ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 19 |
[INFO] [stdout] 20 |           Some(Self {
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 21 | |             source: BufReader::new(stdout),
[INFO] [stdout] 22 | |             sink: stdin,
[INFO] [stdout] 23 | |         })
[INFO] [stdout]    | |         ^
[INFO] [stdout]    | |         |
[INFO] [stdout]    | |         these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    | |_________these values have significant drop implementation and will observe changes in drop order under Edition 2024
[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 `polyp` (lib test) 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/protocol.rs:20:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |       pub fn new_from_child(child: Child) -> Option<Self> {
[INFO] [stdout]    |                             ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 17 |           let stdin = child.stdin?;
[INFO] [stdout]    |               ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 18 |           let stdout = child.stdout?;
[INFO] [stdout]    |               ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 19 |
[INFO] [stdout] 20 |           Some(Self {
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 21 | |             source: BufReader::new(stdout),
[INFO] [stdout] 22 | |             sink: stdin,
[INFO] [stdout] 23 | |         })
[INFO] [stdout]    | |         ^
[INFO] [stdout]    | |         |
[INFO] [stdout]    | |         these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    | |_________these values have significant drop implementation and will observe changes in drop order under Edition 2024
[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 `polyp` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "cc7688e898ecfbc33386780bd9297c5711f8dfd072ad352ce74d488ca23120b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc7688e898ecfbc33386780bd9297c5711f8dfd072ad352ce74d488ca23120b2", kill_on_drop: false }`
[INFO] [stdout] cc7688e898ecfbc33386780bd9297c5711f8dfd072ad352ce74d488ca23120b2