[INFO] fetching crate mapr 0.8.0... [INFO] checking mapr-0.8.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate mapr 0.8.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate mapr 0.8.0 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 mapr 0.8.0 [INFO] finished tweaking crates.io crate mapr 0.8.0 [INFO] tweaked toml for crates.io crate mapr 0.8.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate mapr 0.8.0 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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1592bb77830bace99dc24419f705c48507768001fc7078550bed88fa6caa0a03 [INFO] running `Command { std: "docker" "start" "-a" "1592bb77830bace99dc24419f705c48507768001fc7078550bed88fa6caa0a03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1592bb77830bace99dc24419f705c48507768001fc7078550bed88fa6caa0a03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1592bb77830bace99dc24419f705c48507768001fc7078550bed88fa6caa0a03", kill_on_drop: false }` [INFO] [stdout] 1592bb77830bace99dc24419f705c48507768001fc7078550bed88fa6caa0a03 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ef9b2458c2a3c1e1ae9d25ab98ca88425bd7aa17f8c80d20552efb0eb3c5cda1 [INFO] running `Command { std: "docker" "start" "-a" "ef9b2458c2a3c1e1ae9d25ab98ca88425bd7aa17f8c80d20552efb0eb3c5cda1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking mapr v0.8.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:952:13 [INFO] [stdout] | [INFO] [stdout] 952 | &mmap[..]; [INFO] [stdout] | ^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 952 | let _ = &mmap[..]; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.18s [INFO] running `Command { std: "docker" "inspect" "ef9b2458c2a3c1e1ae9d25ab98ca88425bd7aa17f8c80d20552efb0eb3c5cda1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef9b2458c2a3c1e1ae9d25ab98ca88425bd7aa17f8c80d20552efb0eb3c5cda1", kill_on_drop: false }` [INFO] [stdout] ef9b2458c2a3c1e1ae9d25ab98ca88425bd7aa17f8c80d20552efb0eb3c5cda1 [INFO] checking mapr-0.8.0 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate mapr 0.8.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate mapr 0.8.0 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 mapr 0.8.0 [INFO] finished tweaking crates.io crate mapr 0.8.0 [INFO] tweaked toml for crates.io crate mapr 0.8.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate mapr 0.8.0 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 135291bf8850999f3390f597f52214f13e507c01b6b2d5452ce88985f5d5c804 [INFO] running `Command { std: "docker" "start" "-a" "135291bf8850999f3390f597f52214f13e507c01b6b2d5452ce88985f5d5c804", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "135291bf8850999f3390f597f52214f13e507c01b6b2d5452ce88985f5d5c804", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "135291bf8850999f3390f597f52214f13e507c01b6b2d5452ce88985f5d5c804", kill_on_drop: false }` [INFO] [stdout] 135291bf8850999f3390f597f52214f13e507c01b6b2d5452ce88985f5d5c804 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2671dfcd6a9a2815259b86e81cf84bacfb3dbb7446507d8e098677f490a48820 [INFO] running `Command { std: "docker" "start" "-a" "2671dfcd6a9a2815259b86e81cf84bacfb3dbb7446507d8e098677f490a48820", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking mapr v0.8.0 (/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/lib.rs:422:12 [INFO] [stdout] | [INFO] [stdout] 420 | pub fn make_mut(mut self) -> Result { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 421 | self.inner.make_mut()?; [INFO] [stdout] 422 | Ok(MmapMut { inner: self.inner }) [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/lib.rs:650:12 [INFO] [stdout] | [INFO] [stdout] 648 | pub fn make_read_only(mut self) -> Result { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 649 | self.inner.make_read_only()?; [INFO] [stdout] 650 | Ok(Mmap { inner: self.inner }) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:663:12 [INFO] [stdout] | [INFO] [stdout] 661 | pub fn make_exec(mut self) -> Result { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 662 | self.inner.make_exec()?; [INFO] [stdout] 663 | Ok(Mmap { inner: self.inner }) [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mapr` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "2671dfcd6a9a2815259b86e81cf84bacfb3dbb7446507d8e098677f490a48820", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2671dfcd6a9a2815259b86e81cf84bacfb3dbb7446507d8e098677f490a48820", kill_on_drop: false }` [INFO] [stdout] 2671dfcd6a9a2815259b86e81cf84bacfb3dbb7446507d8e098677f490a48820