[INFO] fetching crate ddiff 0.1.0... [INFO] checking ddiff-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate ddiff 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate ddiff 0.1.0 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ddiff 0.1.0 [INFO] finished tweaking crates.io crate ddiff 0.1.0 [INFO] tweaked toml for crates.io crate ddiff 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate ddiff 0.1.0 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d5592f11cc4ac1de633ee3275fe64c48149bc389e635fe7774add2f8658335ef [INFO] running `Command { std: "docker" "start" "-a" "d5592f11cc4ac1de633ee3275fe64c48149bc389e635fe7774add2f8658335ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d5592f11cc4ac1de633ee3275fe64c48149bc389e635fe7774add2f8658335ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5592f11cc4ac1de633ee3275fe64c48149bc389e635fe7774add2f8658335ef", kill_on_drop: false }` [INFO] [stdout] d5592f11cc4ac1de633ee3275fe64c48149bc389e635fe7774add2f8658335ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7be3d76272773ee009bc224391830b52d521a73029a64e37fe6d50acab285793 [INFO] running `Command { std: "docker" "start" "-a" "7be3d76272773ee009bc224391830b52d521a73029a64e37fe6d50acab285793", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.84 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling const_fn v0.4.5 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling cc v1.0.66 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Checking predicates-core v1.0.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking subtle v2.4.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking arrayref v0.3.6 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Compiling cargo-husky v1.5.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking bstr v0.2.14 [INFO] [stderr] Checking predicates-tree v1.0.2 [INFO] [stderr] Checking tabwriter v1.2.1 [INFO] [stderr] Checking humansize v1.1.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking terminal_size v0.1.16 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking rand_core v0.6.1 [INFO] [stderr] Compiling blake3 v0.3.7 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking float-cmp v0.8.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking crypto-mac v0.8.0 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking console v0.14.0 [INFO] [stderr] Checking predicates v1.0.7 [INFO] [stderr] Checking assert_cmd v1.0.3 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking indicatif v0.15.0 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking ddiff v0.1.0 (/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/main.rs:138:32 [INFO] [stdout] | [INFO] [stdout] 138 | .map(|path: &PathBuf| (hash_file(&path).unwrap(), path)) [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: aborting due to 1 previous error [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/main.rs:138:32 [INFO] [stdout] | [INFO] [stdout] 138 | .map(|path: &PathBuf| (hash_file(&path).unwrap(), path)) [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ddiff` (bin "ddiff" test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `ddiff` (bin "ddiff") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "7be3d76272773ee009bc224391830b52d521a73029a64e37fe6d50acab285793", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7be3d76272773ee009bc224391830b52d521a73029a64e37fe6d50acab285793", kill_on_drop: false }` [INFO] [stdout] 7be3d76272773ee009bc224391830b52d521a73029a64e37fe6d50acab285793