[INFO] fetching crate maven 0.1.0... [INFO] checking maven-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate maven 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate maven 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 maven 0.1.0 [INFO] finished tweaking crates.io crate maven 0.1.0 [INFO] tweaked toml for crates.io crate maven 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate maven 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 43620f25baf86b04548c7dec99e5dde15498f9b43b819e9f20de2bc4c733475c [INFO] running `Command { std: "docker" "start" "-a" "43620f25baf86b04548c7dec99e5dde15498f9b43b819e9f20de2bc4c733475c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "43620f25baf86b04548c7dec99e5dde15498f9b43b819e9f20de2bc4c733475c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43620f25baf86b04548c7dec99e5dde15498f9b43b819e9f20de2bc4c733475c", kill_on_drop: false }` [INFO] [stdout] 43620f25baf86b04548c7dec99e5dde15498f9b43b819e9f20de2bc4c733475c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0a6df06615ec3f826f85e53cec0ad0c835a2daf661a47a0f83696919cc7c8144 [INFO] running `Command { std: "docker" "start" "-a" "0a6df06615ec3f826f85e53cec0ad0c835a2daf661a47a0f83696919cc7c8144", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.70 [INFO] [stderr] Compiling libc v0.2.151 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Compiling serde v1.0.193 [INFO] [stderr] Compiling rustix v0.38.28 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking linux-raw-sys v0.4.12 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Checking ryu v1.0.16 [INFO] [stderr] Compiling serde_json v1.0.108 [INFO] [stderr] Checking encode_unicode v1.0.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Compiling syn v2.0.41 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking term v0.7.0 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Compiling serde_derive v1.0.193 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking prettytable v0.10.0 [INFO] [stderr] Checking maven 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/libs/file_operation.rs:37:29 [INFO] [stdout] | [INFO] [stdout] 37 | .map(|file_content| serde_json::from_str(&file_content).unwrap_or_default()) [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 `maven` (bin "maven") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/libs/file_operation.rs:37:29 [INFO] [stdout] | [INFO] [stdout] 37 | .map(|file_content| serde_json::from_str(&file_content).unwrap_or_default()) [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 `maven` (bin "maven" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "0a6df06615ec3f826f85e53cec0ad0c835a2daf661a47a0f83696919cc7c8144", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a6df06615ec3f826f85e53cec0ad0c835a2daf661a47a0f83696919cc7c8144", kill_on_drop: false }` [INFO] [stdout] 0a6df06615ec3f826f85e53cec0ad0c835a2daf661a47a0f83696919cc7c8144