[INFO] fetching crate bagr 0.3.0... [INFO] checking bagr-0.3.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate bagr 0.3.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate bagr 0.3.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bagr 0.3.0 [INFO] finished tweaking crates.io crate bagr 0.3.0 [INFO] tweaked toml for crates.io crate bagr 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate bagr 0.3.0 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c4e50f11b141031d4eb448d2726bcd3153dea294139c0767b6e178e95cadb5a4 [INFO] running `Command { std: "docker" "start" "-a" "c4e50f11b141031d4eb448d2726bcd3153dea294139c0767b6e178e95cadb5a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c4e50f11b141031d4eb448d2726bcd3153dea294139c0767b6e178e95cadb5a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4e50f11b141031d4eb448d2726bcd3153dea294139c0767b6e178e95cadb5a4", kill_on_drop: false }` [INFO] [stdout] c4e50f11b141031d4eb448d2726bcd3153dea294139c0767b6e178e95cadb5a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 462165705bcec890fe2c23b9a9e9449601f1d7c329277c57d7ef176f9ea00158 [INFO] running `Command { std: "docker" "start" "-a" "462165705bcec890fe2c23b9a9e9449601f1d7c329277c57d7ef176f9ea00158", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.7 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Compiling crossbeam-epoch v0.9.7 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rustversion v1.0.6 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking cpufeatures v0.2.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking crossbeam-channel v0.5.2 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking textwrap v0.14.2 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking strum v0.23.0 [INFO] [stderr] Checking combine v4.6.3 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking concolor-query v0.0.5 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking os_pipe v1.0.1 [INFO] [stderr] Checking concolor v0.0.8 [INFO] [stderr] Checking content_inspector v0.2.4 [INFO] [stderr] Checking yansi v0.5.0 [INFO] [stderr] Checking dunce v1.0.2 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking shlex v1.1.0 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking block-buffer v0.10.2 [INFO] [stderr] Checking crypto-common v0.1.3 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking digest v0.10.3 [INFO] [stderr] Checking blake2 v0.10.4 [INFO] [stderr] Checking sha-1 v0.10.0 [INFO] [stderr] Checking md-5 v0.10.1 [INFO] [stderr] Checking sha2 v0.10.2 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Compiling snafu-derive v0.7.0 [INFO] [stderr] Compiling clap_derive v3.1.2 [INFO] [stderr] Compiling strum_macros v0.23.1 [INFO] [stderr] Checking snafu v0.7.0 [INFO] [stderr] Checking clap v3.1.2 [INFO] [stderr] Checking bagr v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/bagit/tag.rs:173:86 [INFO] [stdout] | [INFO] [stdout] 173 | pub fn get_tags<'a, 'b: 'a>(&'a self, label: &'b str) -> Box + 'a> { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/bagit/tag.rs:403:86 [INFO] [stdout] | [INFO] [stdout] 403 | pub fn get_tags<'a, 'b: 'a>(&'a self, label: &'b str) -> Box + 'a> { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Box<[u8]>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/bagit/digest.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn finalize_hex(self) -> HexDigest { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 100 | self.digest.finalize().to_vec().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: this value of type `Box<[u8]>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/bagit/digest.rs:125:9 [INFO] [stdout] | [INFO] [stdout] 124 | pub fn finalize_hex(self) -> HexDigest { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 125 | self.digest.finalize().to_vec().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] warning: constant `FETCH_TXT` is never used [INFO] [stdout] --> src/bagit/consts.rs:32:11 [INFO] [stdout] | [INFO] [stdout] 32 | pub const FETCH_TXT: &str = "fetch.txt"; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bagr` (lib) due to 3 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "462165705bcec890fe2c23b9a9e9449601f1d7c329277c57d7ef176f9ea00158", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "462165705bcec890fe2c23b9a9e9449601f1d7c329277c57d7ef176f9ea00158", kill_on_drop: false }` [INFO] [stdout] 462165705bcec890fe2c23b9a9e9449601f1d7c329277c57d7ef176f9ea00158