[INFO] fetching crate xdrgen 0.4.4... [INFO] checking xdrgen-0.4.4 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate xdrgen 0.4.4 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate xdrgen 0.4.4 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate xdrgen 0.4.4 [INFO] finished tweaking crates.io crate xdrgen 0.4.4 [INFO] tweaked toml for crates.io crate xdrgen 0.4.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 50 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding aho-corasick v0.6.10 (latest: v1.1.3) [INFO] [stderr] Adding bitflags v0.9.1 (latest: v2.6.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.16) [INFO] [stderr] Adding env_logger v0.4.3 (latest: v0.11.5) [INFO] [stderr] Adding error-chain v0.10.0 (latest: v0.12.4) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding lazy_static v0.2.11 (latest: v1.5.0) [INFO] [stderr] Adding log v0.3.9 (latest: v0.4.22) [INFO] [stderr] Adding memchr v1.0.2 (latest: v2.7.4) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding nom v3.2.1 (latest: v7.1.3) [INFO] [stderr] Adding quote v0.3.15 (latest: v1.0.37) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding regex v0.2.11 (latest: v1.10.6) [INFO] [stderr] Adding regex-syntax v0.5.6 (latest: v0.8.4) [INFO] [stderr] Adding remove_dir_all v0.5.3 (latest: v0.8.3) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding thread_local v0.3.6 (latest: v1.1.8) [INFO] [stderr] Adding ucd-util v0.1.10 (latest: v0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded xdr-codec v0.4.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6868b54559fb2815d3496d29e7d6ec6c606608ea9135672c3a410249a37fbaf1 [INFO] running `Command { std: "docker" "start" "-a" "6868b54559fb2815d3496d29e7d6ec6c606608ea9135672c3a410249a37fbaf1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6868b54559fb2815d3496d29e7d6ec6c606608ea9135672c3a410249a37fbaf1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6868b54559fb2815d3496d29e7d6ec6c606608ea9135672c3a410249a37fbaf1", kill_on_drop: false }` [INFO] [stdout] 6868b54559fb2815d3496d29e7d6ec6c606608ea9135672c3a410249a37fbaf1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dccd67995ff93dafbe362cb48fd365a06efdeabf5c7537ffc588021c5bfafd26 [INFO] running `Command { std: "docker" "start" "-a" "dccd67995ff93dafbe362cb48fd365a06efdeabf5c7537ffc588021c5bfafd26", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking ucd-util v0.1.10 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking utf8-ranges v1.0.5 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking object v0.36.4 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking quote v0.3.15 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking env_logger v0.4.3 [INFO] [stderr] Checking backtrace v0.3.73 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking xdr-codec v0.4.4 [INFO] [stderr] Checking xdrgen v0.4.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/spec/xdr_nom.rs:90:12 [INFO] [stdout] | [INFO] [stdout] 90 | '0'...'9' | 'A'...'F' | 'a'...'f' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/spec/xdr_nom.rs:90:24 [INFO] [stdout] | [INFO] [stdout] 90 | '0'...'9' | 'A'...'F' | 'a'...'f' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/spec/xdr_nom.rs:90:36 [INFO] [stdout] | [INFO] [stdout] 90 | '0'...'9' | 'A'...'F' | 'a'...'f' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/spec/xdr_nom.rs:97:12 [INFO] [stdout] | [INFO] [stdout] 97 | '0'...'7' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/spec/xdr_nom.rs:191:16 [INFO] [stdout] | [INFO] [stdout] 191 | 'a'...'z' | 'A'...'Z' | '_' => continue, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/spec/xdr_nom.rs:191:28 [INFO] [stdout] | [INFO] [stdout] 191 | 'a'...'z' | 'A'...'Z' | '_' => continue, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/spec/xdr_nom.rs:192:16 [INFO] [stdout] | [INFO] [stdout] 192 | '0'...'9' if idx > 0 => continue, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/spec/mod.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | / bitflags! { [INFO] [stdout] 20 | | pub struct Derives: u32 { [INFO] [stdout] 21 | | const COPY = 1 << 0; [INFO] [stdout] 22 | | const CLONE = 1 << 1; [INFO] [stdout] ... | [INFO] [stdout] 26 | | } [INFO] [stdout] 27 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/spec/mod.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | / bitflags! { [INFO] [stdout] 20 | | pub struct Derives: u32 { [INFO] [stdout] 21 | | const COPY = 1 << 0; [INFO] [stdout] 22 | | const CLONE = 1 << 1; [INFO] [stdout] ... | [INFO] [stdout] 26 | | } [INFO] [stdout] 27 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/spec/mod.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | / bitflags! { [INFO] [stdout] 20 | | pub struct Derives: u32 { [INFO] [stdout] 21 | | const COPY = 1 << 0; [INFO] [stdout] 22 | | const CLONE = 1 << 1; [INFO] [stdout] ... | [INFO] [stdout] 26 | | } [INFO] [stdout] 27 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred [INFO] [stdout] --> src/spec/mod.rs:60:1 [INFO] [stdout] | [INFO] [stdout] 60 | / lazy_static! { [INFO] [stdout] 61 | | static ref KEYWORDS: HashSet<&'static str> = { [INFO] [stdout] 62 | | let kws = [ [INFO] [stdout] 63 | | "abstract", "alignof", "as", "become", "box", [INFO] [stdout] ... | [INFO] [stdout] 77 | | }; [INFO] [stdout] 78 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/spec/xdr_nom.rs:90:12 [INFO] [stdout] | [INFO] [stdout] 90 | '0'...'9' | 'A'...'F' | 'a'...'f' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/spec/xdr_nom.rs:90:24 [INFO] [stdout] | [INFO] [stdout] 90 | '0'...'9' | 'A'...'F' | 'a'...'f' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/spec/xdr_nom.rs:90:36 [INFO] [stdout] | [INFO] [stdout] 90 | '0'...'9' | 'A'...'F' | 'a'...'f' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/spec/xdr_nom.rs:97:12 [INFO] [stdout] | [INFO] [stdout] 97 | '0'...'7' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/spec/xdr_nom.rs:191:16 [INFO] [stdout] | [INFO] [stdout] 191 | 'a'...'z' | 'A'...'Z' | '_' => continue, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/spec/xdr_nom.rs:191:28 [INFO] [stdout] | [INFO] [stdout] 191 | 'a'...'z' | 'A'...'Z' | '_' => continue, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/spec/xdr_nom.rs:192:16 [INFO] [stdout] | [INFO] [stdout] 192 | '0'...'9' if idx > 0 => continue, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [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] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/spec/mod.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | / bitflags! { [INFO] [stdout] 20 | | pub struct Derives: u32 { [INFO] [stdout] 21 | | const COPY = 1 << 0; [INFO] [stdout] 22 | | const CLONE = 1 << 1; [INFO] [stdout] ... | [INFO] [stdout] 26 | | } [INFO] [stdout] 27 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/spec/mod.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | / bitflags! { [INFO] [stdout] 20 | | pub struct Derives: u32 { [INFO] [stdout] 21 | | const COPY = 1 << 0; [INFO] [stdout] 22 | | const CLONE = 1 << 1; [INFO] [stdout] ... | [INFO] [stdout] 26 | | } [INFO] [stdout] 27 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/spec/mod.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | / bitflags! { [INFO] [stdout] 20 | | pub struct Derives: u32 { [INFO] [stdout] 21 | | const COPY = 1 << 0; [INFO] [stdout] 22 | | const CLONE = 1 << 1; [INFO] [stdout] ... | [INFO] [stdout] 26 | | } [INFO] [stdout] 27 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred [INFO] [stdout] --> src/spec/mod.rs:60:1 [INFO] [stdout] | [INFO] [stdout] 60 | / lazy_static! { [INFO] [stdout] 61 | | static ref KEYWORDS: HashSet<&'static str> = { [INFO] [stdout] 62 | | let kws = [ [INFO] [stdout] 63 | | "abstract", "alignof", "as", "become", "box", [INFO] [stdout] ... | [INFO] [stdout] 77 | | }; [INFO] [stdout] 78 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/spec/mod.rs:225:13 [INFO] [stdout] | [INFO] [stdout] 225 | let mut memo = match memo { [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: 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/spec/mod.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | kws.into_iter().map(|x| *x).collect() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 76 | kws.iter().map(|x| *x).collect() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 76 | IntoIterator::into_iter(kws).map(|x| *x).collect() [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/spec/mod.rs:225:13 [INFO] [stdout] | [INFO] [stdout] 225 | let mut memo = match memo { [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: 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/spec/mod.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | kws.into_iter().map(|x| *x).collect() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 76 | kws.iter().map(|x| *x).collect() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 76 | IntoIterator::into_iter(kws).map(|x| *x).collect() [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.47s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "dccd67995ff93dafbe362cb48fd365a06efdeabf5c7537ffc588021c5bfafd26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dccd67995ff93dafbe362cb48fd365a06efdeabf5c7537ffc588021c5bfafd26", kill_on_drop: false }` [INFO] [stdout] dccd67995ff93dafbe362cb48fd365a06efdeabf5c7537ffc588021c5bfafd26