[INFO] cloning repository https://github.com/Psmths/t2json [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Psmths/t2json" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPsmths%2Ft2json", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPsmths%2Ft2json'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4fb299ee15f33a2b6d14cb6dbce6e44c6ef30b7d [INFO] checking Psmths/t2json/4fb299ee15f33a2b6d14cb6dbce6e44c6ef30b7d against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPsmths%2Ft2json" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Psmths/t2json 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 git repo https://github.com/Psmths/t2json [INFO] finished tweaking git repo https://github.com/Psmths/t2json [INFO] tweaked toml for git repo https://github.com/Psmths/t2json written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Psmths/t2json 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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 670ce300f140e5fa34fe9ba1482bf9c8cea15d14dae1264311a265d40ae1c298 [INFO] running `Command { std: "docker" "start" "-a" "670ce300f140e5fa34fe9ba1482bf9c8cea15d14dae1264311a265d40ae1c298", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "670ce300f140e5fa34fe9ba1482bf9c8cea15d14dae1264311a265d40ae1c298", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "670ce300f140e5fa34fe9ba1482bf9c8cea15d14dae1264311a265d40ae1c298", kill_on_drop: false }` [INFO] [stdout] 670ce300f140e5fa34fe9ba1482bf9c8cea15d14dae1264311a265d40ae1c298 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0562021f32c8fc5795a4abd119272645d4b86b5d6d3e4f7186f71217f6385f1f [INFO] running `Command { std: "docker" "start" "-a" "0562021f32c8fc5795a4abd119272645d4b86b5d6d3e4f7186f71217f6385f1f", kill_on_drop: false }` [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Checking t2json v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | struct DnsLog { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 11 | timestamp: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 12 | client_address: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 13 | protocol: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 14 | qname: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 15 | qtype: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 16 | qclass: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 17 | rcode: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 18 | answer: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DnsLog` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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/main.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 72 | fn read_lines

(filename: P) -> io::Result>> [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 76 | let file = File::open(filename)?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 77 | Ok(io::BufReader::new(file).lines()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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] warning: multiple fields are never read [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | struct DnsLog { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 11 | timestamp: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 12 | client_address: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 13 | protocol: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 14 | qname: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 15 | qtype: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 16 | qclass: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 17 | rcode: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 18 | answer: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DnsLog` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [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/main.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 72 | fn read_lines

(filename: P) -> io::Result>> [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 76 | let file = File::open(filename)?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 77 | Ok(io::BufReader::new(file).lines()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `t2json` (bin "t2json") due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `t2json` (bin "t2json" test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "0562021f32c8fc5795a4abd119272645d4b86b5d6d3e4f7186f71217f6385f1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0562021f32c8fc5795a4abd119272645d4b86b5d6d3e4f7186f71217f6385f1f", kill_on_drop: false }` [INFO] [stdout] 0562021f32c8fc5795a4abd119272645d4b86b5d6d3e4f7186f71217f6385f1f