[INFO] cloning repository https://github.com/ShrigmaDev/cp_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ShrigmaDev/cp_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShrigmaDev%2Fcp_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShrigmaDev%2Fcp_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cc2330f5e3d9321ece977638492d090a9457a5e3 [INFO] checking ShrigmaDev/cp_rust/cc2330f5e3d9321ece977638492d090a9457a5e3 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%2FShrigmaDev%2Fcp_rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ShrigmaDev/cp_rust 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/ShrigmaDev/cp_rust [INFO] finished tweaking git repo https://github.com/ShrigmaDev/cp_rust [INFO] tweaked toml for git repo https://github.com/ShrigmaDev/cp_rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ShrigmaDev/cp_rust 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 69f3ed790d354f76c621d7699c62cbe4ecde3e11b61b2119472ed75494b2fe37 [INFO] running `Command { std: "docker" "start" "-a" "69f3ed790d354f76c621d7699c62cbe4ecde3e11b61b2119472ed75494b2fe37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "69f3ed790d354f76c621d7699c62cbe4ecde3e11b61b2119472ed75494b2fe37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69f3ed790d354f76c621d7699c62cbe4ecde3e11b61b2119472ed75494b2fe37", kill_on_drop: false }` [INFO] [stdout] 69f3ed790d354f76c621d7699c62cbe4ecde3e11b61b2119472ed75494b2fe37 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7561a525d340825ea97cf5efa9a84c8d2d71a802661402f69da9c221b0cc2213 [INFO] running `Command { std: "docker" "start" "-a" "7561a525d340825ea97cf5efa9a84c8d2d71a802661402f69da9c221b0cc2213", kill_on_drop: false }` [INFO] [stderr] Checking cp_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `range_sum` is never used [INFO] [stdout] --> src/main.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn range_sum(l: i128, r: i128) -> i128 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `lcm` is never used [INFO] [stdout] --> src/main.rs:13:4 [INFO] [stdout] | [INFO] [stdout] 13 | fn lcm(a: T, b: T) -> T [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `gcd` is never used [INFO] [stdout] --> src/main.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn gcd(a: T, b: T) -> T [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `split_into_arr` is never used [INFO] [stdout] --> src/main.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn split_into_arr(delim: char) -> [T; N] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_into_vec` is never used [INFO] [stdout] --> src/main.rs:47:4 [INFO] [stdout] | [INFO] [stdout] 47 | fn read_into_vec(delim: char) -> Vec [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_parse_trim_line` is never used [INFO] [stdout] --> src/main.rs:59:4 [INFO] [stdout] | [INFO] [stdout] 59 | fn read_parse_trim_line() -> T [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [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:55:18 [INFO] [stdout] | [INFO] [stdout] 55 | .map(|x| x.parse::().unwrap()) [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] warning: function `range_sum` is never used [INFO] [stdout] --> src/main.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn range_sum(l: i128, r: i128) -> i128 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `lcm` is never used [INFO] [stdout] --> src/main.rs:13:4 [INFO] [stdout] | [INFO] [stdout] 13 | fn lcm(a: T, b: T) -> T [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `gcd` is never used [INFO] [stdout] --> src/main.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn gcd(a: T, b: T) -> T [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `split_into_arr` is never used [INFO] [stdout] --> src/main.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn split_into_arr(delim: char) -> [T; N] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_into_vec` is never used [INFO] [stdout] --> src/main.rs:47:4 [INFO] [stdout] | [INFO] [stdout] 47 | fn read_into_vec(delim: char) -> Vec [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_parse_trim_line` is never used [INFO] [stdout] --> src/main.rs:59:4 [INFO] [stdout] | [INFO] [stdout] 59 | fn read_parse_trim_line() -> T [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [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:55:18 [INFO] [stdout] | [INFO] [stdout] 55 | .map(|x| x.parse::().unwrap()) [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; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cp_rust` (bin "cp_rust") due to 2 previous errors; 6 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `cp_rust` (bin "cp_rust" test) due to 2 previous errors; 6 warnings emitted [INFO] running `Command { std: "docker" "inspect" "7561a525d340825ea97cf5efa9a84c8d2d71a802661402f69da9c221b0cc2213", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7561a525d340825ea97cf5efa9a84c8d2d71a802661402f69da9c221b0cc2213", kill_on_drop: false }` [INFO] [stdout] 7561a525d340825ea97cf5efa9a84c8d2d71a802661402f69da9c221b0cc2213