[INFO] fetching crate eddie 0.4.2... [INFO] checking eddie-0.4.2 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041 [INFO] extracting crate eddie 0.4.2 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate eddie 0.4.2 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate eddie 0.4.2 [INFO] finished tweaking crates.io crate eddie 0.4.2 [INFO] tweaked toml for crates.io crate eddie 0.4.2 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4c8e91086afef02f389c44c5fc78b4cdd26233b32d06e2a52ba75610a302ff35 [INFO] running `Command { std: "docker" "start" "-a" "4c8e91086afef02f389c44c5fc78b4cdd26233b32d06e2a52ba75610a302ff35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c8e91086afef02f389c44c5fc78b4cdd26233b32d06e2a52ba75610a302ff35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c8e91086afef02f389c44c5fc78b4cdd26233b32d06e2a52ba75610a302ff35", kill_on_drop: false }` [INFO] [stdout] 4c8e91086afef02f389c44c5fc78b4cdd26233b32d06e2a52ba75610a302ff35 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 584a50b19f13424f5efac93b107dcf14e79c105c8b57b038147af3901ac1412b [INFO] running `Command { std: "docker" "start" "-a" "584a50b19f13424f5efac93b107dcf14e79c105c8b57b038147af3901ac1412b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking strsim v0.9.3 [INFO] [stderr] Checking natural v0.3.0 [INFO] [stderr] Checking distance v0.4.0 [INFO] [stderr] Checking txtdist v0.2.1 [INFO] [stderr] Checking edit-distance v2.1.0 [INFO] [stderr] Checking eddie v0.4.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rayon-core v1.9.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking serde_json v1.0.66 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.5 [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> src/slice/hamming.rs:199:39 [INFO] [stdout] | [INFO] [stdout] 199 | let s1: Vec<&usize> = [1].into_iter().cycle().take(i).collect(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 199 | let s1: Vec<&usize> = [1].iter().cycle().take(i).collect(); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 199 | let s1: Vec<&usize> = IntoIterator::into_iter([1]).cycle().take(i).collect(); [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> src/slice/hamming.rs:200:39 [INFO] [stdout] | [INFO] [stdout] 200 | let s2: Vec<&usize> = [2].into_iter().cycle().take(i).collect(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 200 | let s2: Vec<&usize> = [2].iter().cycle().take(i).collect(); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 200 | let s2: Vec<&usize> = IntoIterator::into_iter([2]).cycle().take(i).collect(); [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> src/slice/hamming.rs:210:43 [INFO] [stdout] | [INFO] [stdout] 210 | let a1: Vec<&usize> = [1].into_iter().cycle().take(len1).collect(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 210 | let a1: Vec<&usize> = [1].iter().cycle().take(len1).collect(); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 210 | let a1: Vec<&usize> = IntoIterator::into_iter([1]).cycle().take(len1).collect(); [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> src/slice/hamming.rs:211:43 [INFO] [stdout] | [INFO] [stdout] 211 | let a2: Vec<&usize> = [1].into_iter().cycle().take(len2).collect(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 211 | let a2: Vec<&usize> = [1].iter().cycle().take(len2).collect(); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 211 | let a2: Vec<&usize> = IntoIterator::into_iter([1]).cycle().take(len2).collect(); [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> src/slice/hamming.rs:212:43 [INFO] [stdout] | [INFO] [stdout] 212 | let b2: Vec<&usize> = [2].into_iter().cycle().take(len2).collect(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 212 | let b2: Vec<&usize> = [2].iter().cycle().take(len2).collect(); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 212 | let b2: Vec<&usize> = IntoIterator::into_iter([2]).cycle().take(len2).collect(); [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.70s [INFO] running `Command { std: "docker" "inspect" "584a50b19f13424f5efac93b107dcf14e79c105c8b57b038147af3901ac1412b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "584a50b19f13424f5efac93b107dcf14e79c105c8b57b038147af3901ac1412b", kill_on_drop: false }` [INFO] [stdout] 584a50b19f13424f5efac93b107dcf14e79c105c8b57b038147af3901ac1412b