[INFO] fetching crate proxy_cfg 0.4.1... [INFO] checking proxy_cfg-0.4.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate proxy_cfg 0.4.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate proxy_cfg 0.4.1 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 proxy_cfg 0.4.1 [INFO] finished tweaking crates.io crate proxy_cfg 0.4.1 [INFO] tweaked toml for crates.io crate proxy_cfg 0.4.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate proxy_cfg 0.4.1 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] 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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3325336da1d4ecd76af3b5c7fe16709d1059da4a81d4b9a26beac4b728336384 [INFO] running `Command { std: "docker" "start" "-a" "3325336da1d4ecd76af3b5c7fe16709d1059da4a81d4b9a26beac4b728336384", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3325336da1d4ecd76af3b5c7fe16709d1059da4a81d4b9a26beac4b728336384", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3325336da1d4ecd76af3b5c7fe16709d1059da4a81d4b9a26beac4b728336384", kill_on_drop: false }` [INFO] [stdout] 3325336da1d4ecd76af3b5c7fe16709d1059da4a81d4b9a26beac4b728336384 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] efee4d92cd3a53ecc46b458d5c420a5af1414df5b22e99cae9996f2edf66a589 [INFO] running `Command { std: "docker" "start" "-a" "efee4d92cd3a53ecc46b458d5c420a5af1414df5b22e99cae9996f2edf66a589", kill_on_drop: false }` [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Compiling libc v0.2.113 [INFO] [stderr] Checking unicode-bidi v0.3.7 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking tinyvec v1.5.1 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking proxy_cfg v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `std::result::Result, errors::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/sysconfig_proxy.rs:220:16 [INFO] [stdout] | [INFO] [stdout] 218 | let file = spit(r##"PROXY_ENABLED="yes" [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 219 | HTTP_PROXY=http://localhost"##); [INFO] [stdout] 220 | match get_proxy_config_from_file(file.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 `proxy_cfg` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "efee4d92cd3a53ecc46b458d5c420a5af1414df5b22e99cae9996f2edf66a589", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efee4d92cd3a53ecc46b458d5c420a5af1414df5b22e99cae9996f2edf66a589", kill_on_drop: false }` [INFO] [stdout] efee4d92cd3a53ecc46b458d5c420a5af1414df5b22e99cae9996f2edf66a589