[INFO] fetching crate serdeio 0.4.0... [INFO] checking serdeio-0.4.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate serdeio 0.4.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate serdeio 0.4.0 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 serdeio 0.4.0 [INFO] finished tweaking crates.io crate serdeio 0.4.0 [INFO] tweaked toml for crates.io crate serdeio 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate serdeio 0.4.0 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b77c5075544498a91d6f02b601f32337d5984dcf2301e554f85d8daf64c0a8d3 [INFO] running `Command { std: "docker" "start" "-a" "b77c5075544498a91d6f02b601f32337d5984dcf2301e554f85d8daf64c0a8d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b77c5075544498a91d6f02b601f32337d5984dcf2301e554f85d8daf64c0a8d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b77c5075544498a91d6f02b601f32337d5984dcf2301e554f85d8daf64c0a8d3", kill_on_drop: false }` [INFO] [stdout] b77c5075544498a91d6f02b601f32337d5984dcf2301e554f85d8daf64c0a8d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a086834c3e47d591e1362b2d612c573658297a8192531cc9ad066de9db144369 [INFO] running `Command { std: "docker" "start" "-a" "a086834c3e47d591e1362b2d612c573658297a8192531cc9ad066de9db144369", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.37 [INFO] [stderr] Compiling serde_derive v1.0.188 [INFO] [stderr] Checking serde v1.0.188 [INFO] [stderr] Checking serde_json v1.0.107 [INFO] [stderr] Checking serdeio v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.71s [INFO] running `Command { std: "docker" "inspect" "a086834c3e47d591e1362b2d612c573658297a8192531cc9ad066de9db144369", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a086834c3e47d591e1362b2d612c573658297a8192531cc9ad066de9db144369", kill_on_drop: false }` [INFO] [stdout] a086834c3e47d591e1362b2d612c573658297a8192531cc9ad066de9db144369 [INFO] checking serdeio-0.4.0 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate serdeio 0.4.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate serdeio 0.4.0 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 serdeio 0.4.0 [INFO] finished tweaking crates.io crate serdeio 0.4.0 [INFO] tweaked toml for crates.io crate serdeio 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate serdeio 0.4.0 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 25865b6bf2d8385e9fcd939c0e3788da79207ab318a1b639ac184d23a4c97d32 [INFO] running `Command { std: "docker" "start" "-a" "25865b6bf2d8385e9fcd939c0e3788da79207ab318a1b639ac184d23a4c97d32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "25865b6bf2d8385e9fcd939c0e3788da79207ab318a1b639ac184d23a4c97d32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25865b6bf2d8385e9fcd939c0e3788da79207ab318a1b639ac184d23a4c97d32", kill_on_drop: false }` [INFO] [stdout] 25865b6bf2d8385e9fcd939c0e3788da79207ab318a1b639ac184d23a4c97d32 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 01beb8651869c997a3ffa4b0921a41cbc9e101da62aeb6f3c121b02fd7cdcbd1 [INFO] running `Command { std: "docker" "start" "-a" "01beb8651869c997a3ffa4b0921a41cbc9e101da62aeb6f3c121b02fd7cdcbd1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.37 [INFO] [stderr] Compiling serde_derive v1.0.188 [INFO] [stderr] Checking serde v1.0.188 [INFO] [stderr] Checking serde_json v1.0.107 [INFO] [stderr] Checking serdeio v0.4.0 (/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/json.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn read(reader: impl Read) -> AnyResult { [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 7 | serde_json::from_reader(reader).map_err(|e| e.into()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [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/json.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn write(writer: impl Write, record: &T) -> AnyResult<()> { [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 11 | serde_json::to_writer(writer, record).map_err(|e| e.into()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `serdeio` (lib) due to 3 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/json.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn read(reader: impl Read) -> AnyResult { [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 7 | serde_json::from_reader(reader).map_err(|e| e.into()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [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/json.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn write(writer: impl Write, record: &T) -> AnyResult<()> { [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 11 | serde_json::to_writer(writer, record).map_err(|e| e.into()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `serdeio` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "01beb8651869c997a3ffa4b0921a41cbc9e101da62aeb6f3c121b02fd7cdcbd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01beb8651869c997a3ffa4b0921a41cbc9e101da62aeb6f3c121b02fd7cdcbd1", kill_on_drop: false }` [INFO] [stdout] 01beb8651869c997a3ffa4b0921a41cbc9e101da62aeb6f3c121b02fd7cdcbd1