[INFO] fetching crate cffi 0.1.7... [INFO] checking cffi-0.1.7 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate cffi 0.1.7 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate cffi 0.1.7 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 cffi 0.1.7 [INFO] finished tweaking crates.io crate cffi 0.1.7 [INFO] tweaked toml for crates.io crate cffi 0.1.7 written to /workspace/builds/worker-4-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 72 packages to latest compatible versions [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.3.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding ctor v0.1.26 (latest: v0.2.8) [INFO] [stderr] Adding darling v0.10.2 (latest: v0.20.10) [INFO] [stderr] Adding darling_core v0.10.2 (latest: v0.20.10) [INFO] [stderr] Adding darling_macro v0.10.2 (latest: v0.20.10) [INFO] [stderr] Adding env_logger v0.7.1 (latest: v0.11.5) [INFO] [stderr] Adding heck v0.3.3 (latest: v0.5.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding idna v0.5.0 (latest: v1.0.2) [INFO] [stderr] Adding phf v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding phf_codegen v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding phf_generator v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding phf_shared v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding pretty_env_logger v0.4.0 (latest: v0.5.0) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding siphasher v0.2.3 (latest: v1.0.1) [INFO] [stderr] Adding strsim v0.9.3 (latest: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.76) [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 cffi-impl v0.1.6 [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] 030c468da767bb96c7c97f55941cec1a95ca3801e614667dd873bfea4a479d44 [INFO] running `Command { std: "docker" "start" "-a" "030c468da767bb96c7c97f55941cec1a95ca3801e614667dd873bfea4a479d44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "030c468da767bb96c7c97f55941cec1a95ca3801e614667dd873bfea4a479d44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "030c468da767bb96c7c97f55941cec1a95ca3801e614667dd873bfea4a479d44", kill_on_drop: false }` [INFO] [stdout] 030c468da767bb96c7c97f55941cec1a95ca3801e614667dd873bfea4a479d44 [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] 7a921f6e8033579dbe8c4f71e3c67faac0df9f681e30c03267f9d529d0da640f [INFO] running `Command { std: "docker" "start" "-a" "7a921f6e8033579dbe8c4f71e3c67faac0df9f681e30c03267f9d529d0da640f", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling termcolor v1.4.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling ctor v0.1.26 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling cffi-impl v0.1.6 [INFO] [stderr] Compiling regex-automata v0.4.7 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling regex v1.10.6 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling pretty_env_logger v0.4.0 [INFO] [stderr] Checking cffi v0.1.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/str.rs:7:29 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct StrMarshaler<'a>(&'a PhantomData<()>); [INFO] [stdout] | ------------ ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/str.rs:7:29 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct StrMarshaler<'a>(&'a PhantomData<()>); [INFO] [stdout] | ------------ ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.56s [INFO] running `Command { std: "docker" "inspect" "7a921f6e8033579dbe8c4f71e3c67faac0df9f681e30c03267f9d529d0da640f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a921f6e8033579dbe8c4f71e3c67faac0df9f681e30c03267f9d529d0da640f", kill_on_drop: false }` [INFO] [stdout] 7a921f6e8033579dbe8c4f71e3c67faac0df9f681e30c03267f9d529d0da640f [INFO] checking cffi-0.1.7 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate cffi 0.1.7 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate cffi 0.1.7 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 cffi 0.1.7 [INFO] finished tweaking crates.io crate cffi 0.1.7 [INFO] tweaked toml for crates.io crate cffi 0.1.7 written to /workspace/builds/worker-4-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 72 packages to latest compatible versions [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.3.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding ctor v0.1.26 (latest: v0.2.8) [INFO] [stderr] Adding darling v0.10.2 (latest: v0.20.10) [INFO] [stderr] Adding darling_core v0.10.2 (latest: v0.20.10) [INFO] [stderr] Adding darling_macro v0.10.2 (latest: v0.20.10) [INFO] [stderr] Adding env_logger v0.7.1 (latest: v0.11.5) [INFO] [stderr] Adding heck v0.3.3 (latest: v0.5.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding idna v0.5.0 (latest: v1.0.2) [INFO] [stderr] Adding phf v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding phf_codegen v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding phf_generator v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding phf_shared v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding pretty_env_logger v0.4.0 (latest: v0.5.0) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding siphasher v0.2.3 (latest: v1.0.1) [INFO] [stderr] Adding strsim v0.9.3 (latest: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.76) [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] 685395ea4826bc2f7ac429d40cf1c8aa41ef59ee6537e2c5e18963076d138b27 [INFO] running `Command { std: "docker" "start" "-a" "685395ea4826bc2f7ac429d40cf1c8aa41ef59ee6537e2c5e18963076d138b27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "685395ea4826bc2f7ac429d40cf1c8aa41ef59ee6537e2c5e18963076d138b27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "685395ea4826bc2f7ac429d40cf1c8aa41ef59ee6537e2c5e18963076d138b27", kill_on_drop: false }` [INFO] [stdout] 685395ea4826bc2f7ac429d40cf1c8aa41ef59ee6537e2c5e18963076d138b27 [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] 3a90d16024ed9a7d224ec4d5c1d340756107f02fa7d6e37ab03e8f990f1da0ac [INFO] running `Command { std: "docker" "start" "-a" "3a90d16024ed9a7d224ec4d5c1d340756107f02fa7d6e37ab03e8f990f1da0ac", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling termcolor v1.4.1 [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling ctor v0.1.26 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling cffi-impl v0.1.6 [INFO] [stderr] Compiling regex-automata v0.4.7 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling regex v1.10.6 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling pretty_env_logger v0.4.0 [INFO] [stderr] Checking cffi v0.1.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/str.rs:7:29 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct StrMarshaler<'a>(&'a PhantomData<()>); [INFO] [stdout] | ------------ ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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/str.rs:49:44 [INFO] [stdout] | [INFO] [stdout] 49 | std::str::from_utf8(r).map_err(|e| Box::new(e) as _) [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] warning: field `0` is never read [INFO] [stdout] --> src/str.rs:7:29 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct StrMarshaler<'a>(&'a PhantomData<()>); [INFO] [stdout] | ------------ ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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/str.rs:65:26 [INFO] [stdout] | [INFO] [stdout] 65 | .map_err(|e| Box::new(e) as _) [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/string.rs:59:66 [INFO] [stdout] | [INFO] [stdout] 59 | .and_then(|vec| String::from_utf8(vec).map_err(|err| Box::new(err) as _)) [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/str.rs:49:44 [INFO] [stdout] | [INFO] [stdout] 49 | std::str::from_utf8(r).map_err(|e| Box::new(e) as _) [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/str.rs:65:26 [INFO] [stdout] | [INFO] [stdout] 65 | .map_err(|e| Box::new(e) as _) [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/string.rs:59:66 [INFO] [stdout] | [INFO] [stdout] 59 | .and_then(|vec| String::from_utf8(vec).map_err(|err| Box::new(err) as _)) [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cffi` (lib) due to 4 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `cffi` (lib test) due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "3a90d16024ed9a7d224ec4d5c1d340756107f02fa7d6e37ab03e8f990f1da0ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a90d16024ed9a7d224ec4d5c1d340756107f02fa7d6e37ab03e8f990f1da0ac", kill_on_drop: false }` [INFO] [stdout] 3a90d16024ed9a7d224ec4d5c1d340756107f02fa7d6e37ab03e8f990f1da0ac