[INFO] cloning repository https://github.com/unixpickle/brute-tree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/unixpickle/brute-tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funixpickle%2Fbrute-tree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funixpickle%2Fbrute-tree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 98e6bb344decde3ccf141ef6b907a0c32ba485f9 [INFO] checking unixpickle/brute-tree against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funixpickle%2Fbrute-tree" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/unixpickle/brute-tree on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/unixpickle/brute-tree [INFO] finished tweaking git repo https://github.com/unixpickle/brute-tree [INFO] tweaked toml for git repo https://github.com/unixpickle/brute-tree written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/unixpickle/brute-tree 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "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] Locking 1 package to latest compatible version [INFO] [stderr] Updating brute-tree v0.1.0 (/workspace/builds/worker-7-tc1/source) -> v0.1.1 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded hyper v0.11.21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6bea2f6e42d4f2f4a0c6d287b985bdc9c7792b74af07e2b2f47516c3e254902c [INFO] running `Command { std: "docker" "start" "-a" "6bea2f6e42d4f2f4a0c6d287b985bdc9c7792b74af07e2b2f47516c3e254902c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6bea2f6e42d4f2f4a0c6d287b985bdc9c7792b74af07e2b2f47516c3e254902c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bea2f6e42d4f2f4a0c6d287b985bdc9c7792b74af07e2b2f47516c3e254902c", kill_on_drop: false }` [INFO] [stdout] 6bea2f6e42d4f2f4a0c6d287b985bdc9c7792b74af07e2b2f47516c3e254902c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b890452cf2ee57cde276a16b41a11dbc6aa00d63c5ed888ce030bb822c0df4db [INFO] running `Command { std: "docker" "start" "-a" "b890452cf2ee57cde276a16b41a11dbc6aa00d63c5ed888ce030bb822c0df4db", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.39 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking futures v0.1.18 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Compiling version_check v0.1.3 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking slab v0.4.0 [INFO] [stderr] Checking scoped-tls v0.1.1 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling unicase v2.1.0 [INFO] [stderr] Checking base64 v0.9.0 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.32 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking bytes v0.4.6 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking mio v0.6.13 [INFO] [stderr] Checking mime v0.3.5 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking num-traits v0.2.1 [INFO] [stderr] Checking httparse v1.2.4 [INFO] [stderr] Checking serde v1.0.27 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking clap v2.31.1 [INFO] [stderr] Checking tokio-io v0.1.5 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking relay v0.1.1 [INFO] [stderr] Compiling serde_derive_internals v0.19.0 [INFO] [stderr] Checking tokio-core v0.1.12 [INFO] [stderr] Compiling serde_derive v1.0.27 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking hyper v0.11.21 [INFO] [stderr] Checking serde_json v1.0.10 [INFO] [stderr] Checking brute-tree v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/evaluate.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let mut counts = &mut class_counts[path]; [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/evaluate.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let mut counts = &mut class_counts[path]; [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/server/main.rs:31:23 [INFO] [stdout] | [INFO] [stdout] 31 | type Future = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 31 | type Future = Box>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/server/main.rs:31:23 [INFO] [stdout] | [INFO] [stdout] 31 | type Future = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 31 | type Future = Box>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/server/main.rs:104:42 [INFO] [stdout] | [INFO] [stdout] 104 | if let Ok(mut file) = File::open(path.clone()) { [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/server/main.rs:104:42 [INFO] [stdout] | [INFO] [stdout] 104 | if let Ok(mut file) = File::open(path.clone()) { [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.82s [INFO] running `Command { std: "docker" "inspect" "b890452cf2ee57cde276a16b41a11dbc6aa00d63c5ed888ce030bb822c0df4db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b890452cf2ee57cde276a16b41a11dbc6aa00d63c5ed888ce030bb822c0df4db", kill_on_drop: false }` [INFO] [stdout] b890452cf2ee57cde276a16b41a11dbc6aa00d63c5ed888ce030bb822c0df4db [INFO] checking unixpickle/brute-tree against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funixpickle%2Fbrute-tree" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/unixpickle/brute-tree on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/unixpickle/brute-tree [INFO] finished tweaking git repo https://github.com/unixpickle/brute-tree [INFO] tweaked toml for git repo https://github.com/unixpickle/brute-tree written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/unixpickle/brute-tree 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "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] Locking 1 package to latest compatible version [INFO] [stderr] Updating brute-tree v0.1.0 (/workspace/builds/worker-7-tc2/source) -> v0.1.1 [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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cf65f2035a00ceb8fdb8b85acc3c84fe0d79e200420626e07c978b6f4ca9de4f [INFO] running `Command { std: "docker" "start" "-a" "cf65f2035a00ceb8fdb8b85acc3c84fe0d79e200420626e07c978b6f4ca9de4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cf65f2035a00ceb8fdb8b85acc3c84fe0d79e200420626e07c978b6f4ca9de4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf65f2035a00ceb8fdb8b85acc3c84fe0d79e200420626e07c978b6f4ca9de4f", kill_on_drop: false }` [INFO] [stdout] cf65f2035a00ceb8fdb8b85acc3c84fe0d79e200420626e07c978b6f4ca9de4f [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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 37d6a7d8f13e3d684e718a00303f7b5c63793432aa5b6aa0b8f6f4733ea06eae [INFO] running `Command { std: "docker" "start" "-a" "37d6a7d8f13e3d684e718a00303f7b5c63793432aa5b6aa0b8f6f4733ea06eae", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.39 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking futures v0.1.18 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Compiling version_check v0.1.3 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking slab v0.4.0 [INFO] [stderr] Checking scoped-tls v0.1.1 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling unicase v2.1.0 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Checking base64 v0.9.0 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.32 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking bytes v0.4.6 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Checking mime v0.3.5 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking mio v0.6.13 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking num-traits v0.2.1 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking tokio-io v0.1.5 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking relay v0.1.1 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking httparse v1.2.4 [INFO] [stderr] Checking serde v1.0.27 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Compiling serde_derive_internals v0.19.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking clap v2.31.1 [INFO] [stderr] Checking tokio-core v0.1.12 [INFO] [stderr] Compiling serde_derive v1.0.27 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking hyper v0.11.21 [INFO] [stderr] Checking serde_json v1.0.10 [INFO] [stderr] Checking brute-tree v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/evaluate.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let mut counts = &mut class_counts[path]; [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/evaluate.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let mut counts = &mut class_counts[path]; [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] 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/search.rs:65:10 [INFO] [stdout] | [INFO] [stdout] 61 | let (left_best, left_correct) = self.recursive_search(&branch.left, &left_samples, [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 62 | &left_labels, trials); [INFO] [stdout] 63 | let (right_best, right_correct) = self.recursive_search(&branch.right, &right_samples, [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 64 | &right_labels, trials); [INFO] [stdout] 65 | (Tree{ [INFO] [stdout] | __________^ [INFO] [stdout] 66 | | feature: t.feature, [INFO] [stdout] 67 | | threshold: t.threshold, [INFO] [stdout] 68 | | branch: Some(Box::new(Branch{left: left_best, right: right_best})) [INFO] [stdout] 69 | | }, left_correct + right_correct) [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/search.rs:65:10 [INFO] [stdout] | [INFO] [stdout] 61 | let (left_best, left_correct) = self.recursive_search(&branch.left, &left_samples, [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 62 | &left_labels, trials); [INFO] [stdout] 63 | let (right_best, right_correct) = self.recursive_search(&branch.right, &right_samples, [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 64 | &right_labels, trials); [INFO] [stdout] 65 | (Tree{ [INFO] [stdout] | __________^ [INFO] [stdout] 66 | | feature: t.feature, [INFO] [stdout] 67 | | threshold: t.threshold, [INFO] [stdout] 68 | | branch: Some(Box::new(Branch{left: left_best, right: right_best})) [INFO] [stdout] 69 | | }, left_correct + right_correct) [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; 1 warning emitted [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 `brute-tree` (lib) 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 `brute-tree` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "37d6a7d8f13e3d684e718a00303f7b5c63793432aa5b6aa0b8f6f4733ea06eae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37d6a7d8f13e3d684e718a00303f7b5c63793432aa5b6aa0b8f6f4733ea06eae", kill_on_drop: false }` [INFO] [stdout] 37d6a7d8f13e3d684e718a00303f7b5c63793432aa5b6aa0b8f6f4733ea06eae