[INFO] cloning repository https://github.com/RustisLeague/rustis [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RustisLeague/rustis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustisLeague%2Frustis", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustisLeague%2Frustis'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5440206c1ca7efe191c8b7b5a162f0fa41c4cbcf [INFO] checking RustisLeague/rustis/5440206c1ca7efe191c8b7b5a162f0fa41c4cbcf 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%2FRustisLeague%2Frustis" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/RustisLeague/rustis 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/RustisLeague/rustis [INFO] finished tweaking git repo https://github.com/RustisLeague/rustis [INFO] tweaked toml for git repo https://github.com/RustisLeague/rustis written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/RustisLeague/rustis 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] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ab5061f9322c5aff4a6639a836bc315dfc54f3d2c32da8c6d57c815ecbd03953 [INFO] running `Command { std: "docker" "start" "-a" "ab5061f9322c5aff4a6639a836bc315dfc54f3d2c32da8c6d57c815ecbd03953", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ab5061f9322c5aff4a6639a836bc315dfc54f3d2c32da8c6d57c815ecbd03953", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab5061f9322c5aff4a6639a836bc315dfc54f3d2c32da8c6d57c815ecbd03953", kill_on_drop: false }` [INFO] [stdout] ab5061f9322c5aff4a6639a836bc315dfc54f3d2c32da8c6d57c815ecbd03953 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 6e9e9b2fafbe32f0a64be157de71e348837d38a4da9da5f4129d7c48a37bb52b [INFO] running `Command { std: "docker" "start" "-a" "6e9e9b2fafbe32f0a64be157de71e348837d38a4da9da5f4129d7c48a37bb52b", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.26 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking log v0.3.8 [INFO] [stderr] Checking lazycell v0.4.0 [INFO] [stderr] Checking argparse v0.2.1 [INFO] [stderr] Checking net2 v0.2.29 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking iovec v0.1.0 [INFO] [stderr] Checking nom v3.1.0 [INFO] [stderr] Checking mio v0.6.9 [INFO] [stderr] Checking rustis v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `IResult` [INFO] [stdout] --> src/rustis/parse.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use nom::{IResult, digit}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/rustis/db.rs:38:26 [INFO] [stdout] | [INFO] [stdout] 38 | Some(x) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/rustis/db.rs:38:26 [INFO] [stdout] | [INFO] [stdout] 38 | Some(x) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rustis/server.rs:74:29 [INFO] [stdout] | [INFO] [stdout] 74 | let mut hup = event.readiness().contains(UnixReady::hup()); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rustis/server.rs:76:33 [INFO] [stdout] | [INFO] [stdout] 76 | ... let mut connection = self.connections.get_mut(&t).unwrap(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `exp` is never read [INFO] [stdout] --> src/rustis/db.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct RustisDb { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 9 | values:HashMap, [INFO] [stdout] 10 | exp:BinaryHeap, [INFO] [stdout] | ^^^ [INFO] [stdout] | [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/rustis/server.rs:47:19 [INFO] [stdout] | [INFO] [stdout] 41 | let mut dbs = Vec::with_capacity(db_count); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 47 | poll: Poll::new().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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/rustis/server.rs:48:26 [INFO] [stdout] | [INFO] [stdout] 41 | let mut dbs = Vec::with_capacity(db_count); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 48 | connections: HashMap::new(), [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] warning: unused `Result` that must be used [INFO] [stdout] --> src/rustis/server.rs:79:29 [INFO] [stdout] | [INFO] [stdout] 79 | ... stream.read_to_string(buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 79 | let _ = stream.read_to_string(buf); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rustis/server.rs:74:29 [INFO] [stdout] | [INFO] [stdout] 74 | let mut hup = event.readiness().contains(UnixReady::hup()); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rustis/server.rs:76:33 [INFO] [stdout] | [INFO] [stdout] 76 | ... let mut connection = self.connections.get_mut(&t).unwrap(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `exp` is never read [INFO] [stdout] --> src/rustis/db.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct RustisDb { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 9 | values:HashMap, [INFO] [stdout] 10 | exp:BinaryHeap, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rustis` (bin "rustis") due to 3 previous errors; 6 warnings emitted [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/rustis/server.rs:47:19 [INFO] [stdout] | [INFO] [stdout] 41 | let mut dbs = Vec::with_capacity(db_count); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 47 | poll: Poll::new().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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/rustis/server.rs:48:26 [INFO] [stdout] | [INFO] [stdout] 41 | let mut dbs = Vec::with_capacity(db_count); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 48 | connections: HashMap::new(), [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] warning: unused `Result` that must be used [INFO] [stdout] --> src/rustis/server.rs:79:29 [INFO] [stdout] | [INFO] [stdout] 79 | ... stream.read_to_string(buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 79 | let _ = stream.read_to_string(buf); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rustis` (bin "rustis" test) due to 3 previous errors; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "6e9e9b2fafbe32f0a64be157de71e348837d38a4da9da5f4129d7c48a37bb52b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e9e9b2fafbe32f0a64be157de71e348837d38a4da9da5f4129d7c48a37bb52b", kill_on_drop: false }` [INFO] [stdout] 6e9e9b2fafbe32f0a64be157de71e348837d38a4da9da5f4129d7c48a37bb52b