[INFO] fetching crate maketorrent 0.1.0... [INFO] checking maketorrent-0.1.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate maketorrent 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate maketorrent 0.1.0 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 maketorrent 0.1.0 [INFO] finished tweaking crates.io crate maketorrent 0.1.0 [INFO] tweaked toml for crates.io crate maketorrent 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 63 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding chrono v0.2.25 (available: v0.4.38) [INFO] [stderr] Adding clap v2.34.0 (available: v4.5.18) [INFO] [stderr] Adding crossbeam v0.3.2 (available: v0.8.4) [INFO] [stderr] Adding error-chain v0.11.0 (available: v0.12.4) [INFO] [stderr] Adding hermit-abi v0.1.19 (available: v0.4.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (available: v0.4.0) [INFO] [stderr] Adding num v0.1.42 (available: v0.4.3) [INFO] [stderr] Adding num-bigint v0.1.44 (available: v0.4.6) [INFO] [stderr] Adding num-complex v0.1.43 (available: v0.4.6) [INFO] [stderr] Adding num-rational v0.1.42 (available: v0.4.2) [INFO] [stderr] Adding rand v0.3.23 (available: v0.8.5) [INFO] [stderr] Adding rand v0.4.6 (available: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (available: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (available: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (available: v0.8.3) [INFO] [stderr] Adding textwrap v0.11.0 (available: v0.16.1) [INFO] [stderr] Adding time v0.1.45 (available: v0.3.36) [INFO] [stderr] Adding unicode-width v0.1.14 (available: v0.2.0) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1) [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] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4bd37e611f4962aaf0f5f4b29de7ff58a278b2de9fdba762abc80b0a8ed29bae [INFO] running `Command { std: "docker" "start" "-a" "4bd37e611f4962aaf0f5f4b29de7ff58a278b2de9fdba762abc80b0a8ed29bae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4bd37e611f4962aaf0f5f4b29de7ff58a278b2de9fdba762abc80b0a8ed29bae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4bd37e611f4962aaf0f5f4b29de7ff58a278b2de9fdba762abc80b0a8ed29bae", kill_on_drop: false }` [INFO] [stdout] 4bd37e611f4962aaf0f5f4b29de7ff58a278b2de9fdba762abc80b0a8ed29bae [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f7da013471cf79c336ec9e95891eb289e314ccff40ccbb943be9d0f867a8e9c2 [INFO] running `Command { std: "docker" "start" "-a" "f7da013471cf79c336ec9e95891eb289e314ccff40ccbb943be9d0f867a8e9c2", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking gimli v0.31.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking miniz_oxide v0.8.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking crossbeam v0.3.2 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking pbr v1.1.1 [INFO] [stderr] Checking object v0.36.4 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking addr2line v0.24.1 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Checking backtrace v0.3.74 [INFO] [stderr] Checking bip_util v0.5.0 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking bip_bencode v0.4.4 [INFO] [stderr] Checking bip_metainfo v0.12.0 [INFO] [stderr] Checking maketorrent v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result, ParseError>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:171:11 [INFO] [stdout] | [INFO] [stdout] 93 | let matches = app.get_matches(); [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 171 | match f(builder, &path, threads) { [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 `maketorrent` (bin "maketorrent") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Result, ParseError>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:171:11 [INFO] [stdout] | [INFO] [stdout] 93 | let matches = app.get_matches(); [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 171 | match f(builder, &path, threads) { [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 `maketorrent` (bin "maketorrent" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "f7da013471cf79c336ec9e95891eb289e314ccff40ccbb943be9d0f867a8e9c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7da013471cf79c336ec9e95891eb289e314ccff40ccbb943be9d0f867a8e9c2", kill_on_drop: false }` [INFO] [stdout] f7da013471cf79c336ec9e95891eb289e314ccff40ccbb943be9d0f867a8e9c2