[INFO] fetching crate msg_parser 0.1.1... [INFO] checking msg_parser-0.1.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate msg_parser 0.1.1 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate msg_parser 0.1.1 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 msg_parser 0.1.1 [INFO] finished tweaking crates.io crate msg_parser 0.1.1 [INFO] tweaked toml for crates.io crate msg_parser 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate msg_parser 0.1.1 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 45f49e460ff7660c78fac8ed8b1049ee8d23e0a4c4f92ccc7ace56911220d672 [INFO] running `Command { std: "docker" "start" "-a" "45f49e460ff7660c78fac8ed8b1049ee8d23e0a4c4f92ccc7ace56911220d672", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "45f49e460ff7660c78fac8ed8b1049ee8d23e0a4c4f92ccc7ace56911220d672", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45f49e460ff7660c78fac8ed8b1049ee8d23e0a4c4f92ccc7ace56911220d672", kill_on_drop: false }` [INFO] [stdout] 45f49e460ff7660c78fac8ed8b1049ee8d23e0a4c4f92ccc7ace56911220d672 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 996309c780c6adc828cf3b3328a17ea2dfc2b73fb8948433d355f43266541526 [INFO] running `Command { std: "docker" "start" "-a" "996309c780c6adc828cf3b3328a17ea2dfc2b73fb8948433d355f43266541526", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.3 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Compiling serde_derive v1.0.144 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling serde v1.0.144 [INFO] [stderr] Compiling serde_json v1.0.85 [INFO] [stderr] Checking itoa v1.0.3 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking ryu v1.0.11 [INFO] [stderr] Checking aho-corasick v0.7.19 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Compiling thiserror-impl v1.0.34 [INFO] [stderr] Checking thiserror v1.0.34 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking msg_parser v0.1.1 (/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/parser/stream.rs:94:31 [INFO] [stdout] | [INFO] [stdout] 94 | .and_then(|entry| parser.get_entry_slice(entry).ok()) [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/parser/stream.rs:117:31 [INFO] [stdout] | [INFO] [stdout] 117 | .and_then(|entry| parser.get_entry_slice(entry).ok()) [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/parser/stream.rs:144:31 [INFO] [stdout] | [INFO] [stdout] 144 | .and_then(|entry| parser.get_entry_slice(entry).ok()) [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `msg_parser` (lib test) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "996309c780c6adc828cf3b3328a17ea2dfc2b73fb8948433d355f43266541526", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "996309c780c6adc828cf3b3328a17ea2dfc2b73fb8948433d355f43266541526", kill_on_drop: false }` [INFO] [stdout] 996309c780c6adc828cf3b3328a17ea2dfc2b73fb8948433d355f43266541526