[INFO] cloning repository https://github.com/rocurley/rs-partition [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rocurley/rs-partition" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frocurley%2Frs-partition", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frocurley%2Frs-partition'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4ad2e2578e98dfc35e7bf7257cb3c740d78e169f [INFO] checking rocurley/rs-partition against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frocurley%2Frs-partition" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rocurley/rs-partition 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/rocurley/rs-partition [INFO] finished tweaking git repo https://github.com/rocurley/rs-partition [INFO] tweaked toml for git repo https://github.com/rocurley/rs-partition written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/rocurley/rs-partition 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] Downloading crates ... [INFO] [stderr] Downloaded wait-timeout v0.1.5 [INFO] [stderr] Downloaded spin v0.4.10 [INFO] [stderr] Downloaded bit-vec v0.5.0 [INFO] [stderr] Downloaded bit-set v0.5.0 [INFO] [stderr] Downloaded tempfile v3.0.6 [INFO] [stderr] Downloaded rusty-fork v0.2.1 [INFO] [stderr] Downloaded proptest v0.9.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f1fa67e140ebfa0198d561bf463f3398510f620a8671899ab3fbed176eb1ddcb [INFO] running `Command { std: "docker" "start" "-a" "f1fa67e140ebfa0198d561bf463f3398510f620a8671899ab3fbed176eb1ddcb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f1fa67e140ebfa0198d561bf463f3398510f620a8671899ab3fbed176eb1ddcb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1fa67e140ebfa0198d561bf463f3398510f620a8671899ab3fbed176eb1ddcb", kill_on_drop: false }` [INFO] [stdout] f1fa67e140ebfa0198d561bf463f3398510f620a8671899ab3fbed176eb1ddcb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9541bfaae704eb6552d9a62700b6b214098c05ebd080232db846df16b4230058 [INFO] running `Command { std: "docker" "start" "-a" "9541bfaae704eb6552d9a62700b6b214098c05ebd080232db846df16b4230058", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling cc v1.0.29 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking rand_os v0.1.2 [INFO] [stderr] Checking rand_pcg v0.1.1 [INFO] [stderr] Compiling dbghelp-sys v0.2.0 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling backtrace v0.2.3 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling serde v1.0.88 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking rustc-demangle v0.1.13 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Checking remove_dir_all v0.5.1 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking wait-timeout v0.1.5 [INFO] [stderr] Checking bit-vec v0.5.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking spin v0.4.10 [INFO] [stderr] Checking regex-syntax v0.6.5 [INFO] [stderr] Checking bit-set v0.5.0 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking tempfile v3.0.6 [INFO] [stderr] Checking rusty-fork v0.2.1 [INFO] [stderr] Checking error-chain v0.5.0 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking cpuprofiler v0.0.3 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Checking proptest v0.9.1 [INFO] [stderr] Checking structopt v0.2.14 [INFO] [stderr] Checking serde_json v1.0.38 [INFO] [stderr] Checking rs-partition v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/subset.rs:72:56 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn all_subsets(elements: &[T]) -> Option<(Vec>)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 72 - pub fn all_subsets(elements: &[T]) -> Option<(Vec>)> { [INFO] [stdout] 72 + pub fn all_subsets(elements: &[T]) -> Option>> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `nll` has been stable since 1.63.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(nll)] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `range_contains` has been stable since 1.35.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(range_contains)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `range_is_empty` has been stable since 1.47.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(range_is_empty)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/ess.rs:194:17 [INFO] [stdout] | [INFO] [stdout] 194 | ) -> Option<(Vec>)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 194 - ) -> Option<(Vec>)> { [INFO] [stdout] 194 + ) -> Option>> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/subset.rs:72:56 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn all_subsets(elements: &[T]) -> Option<(Vec>)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 72 - pub fn all_subsets(elements: &[T]) -> Option<(Vec>)> { [INFO] [stdout] 72 + pub fn all_subsets(elements: &[T]) -> Option>> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/brute.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | ) -> Box>> + 'a> { [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] 10 | ) -> Box>> + 'a> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `nll` has been stable since 1.63.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(nll)] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `range_contains` has been stable since 1.35.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(range_contains)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `range_is_empty` has been stable since 1.47.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(range_is_empty)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/brute.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | ) -> Box>> + 'a> { [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] 10 | ) -> Box>> + 'a> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `total` and `n_partitions` are never read [INFO] [stdout] --> src/gcc.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 22 | struct Constants { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 23 | total: T, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 24 | n_partitions: T, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Constants` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `total` and `n_partitions` are never read [INFO] [stdout] --> src/gcc.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 22 | struct Constants { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 23 | total: T, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 24 | n_partitions: T, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Constants` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.09s [INFO] running `Command { std: "docker" "inspect" "9541bfaae704eb6552d9a62700b6b214098c05ebd080232db846df16b4230058", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9541bfaae704eb6552d9a62700b6b214098c05ebd080232db846df16b4230058", kill_on_drop: false }` [INFO] [stdout] 9541bfaae704eb6552d9a62700b6b214098c05ebd080232db846df16b4230058