[INFO] fetching crate cargo-semverver 0.34.0...
[INFO] checking cargo-semverver-0.34.0 against master#3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777 for pr-132289
[INFO] extracting crate cargo-semverver 0.34.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate cargo-semverver 0.34.0 on toolchain 3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-semverver 0.34.0
[INFO] finished tweaking crates.io crate cargo-semverver 0.34.0
[INFO] tweaked toml for crates.io crate cargo-semverver 0.34.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 172 packages to latest compatible versions
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.20)
[INFO] [stderr]       Adding core-foundation v0.6.4 (available: v0.10.0)
[INFO] [stderr]       Adding crossbeam-utils v0.6.6 (available: v0.8.20)
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[INFO] [stderr]       Adding miow v0.3.7 (available: v0.6.0)
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[INFO] [stderr]       Adding pretty_env_logger v0.3.1 (available: v0.5.0)
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[INFO] [stderr]       Adding rustfix v0.4.6 (available: v0.8.6)
[INFO] [stderr]       Adding semver v0.9.0 (available: v1.0.23)
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-workspace-hack v1.0.0
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[INFO] [stderr]   Downloaded crates-io-semverver v0.22.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] beba74d15492c7e3d69218aad743686b5a294c428d3e8580483d44b71fc84dd2
[INFO] running `Command { std: "docker" "start" "-a" "beba74d15492c7e3d69218aad743686b5a294c428d3e8580483d44b71fc84dd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "beba74d15492c7e3d69218aad743686b5a294c428d3e8580483d44b71fc84dd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beba74d15492c7e3d69218aad743686b5a294c428d3e8580483d44b71fc84dd2", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1c2d873de54726332ea3748cab432963b68cc50273c77329e1eb602e07ae522
[INFO] running `Command { std: "docker" "start" "-a" "d1c2d873de54726332ea3748cab432963b68cc50273c77329e1eb602e07ae522", kill_on_drop: false }`
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[INFO] [stderr]    Compiling curl-sys v0.4.77+curl-8.10.1
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[INFO] [stderr]    Compiling libgit2-sys v0.7.11
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[INFO] [stderr]    Compiling serde_derive v1.0.214
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[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling im-rc v12.3.4
[INFO] [stderr]     Checking crates-io-semverver v0.22.0
[INFO] [stderr]     Checking rustfix v0.4.6
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[INFO] [stderr]     Checking cargo-semverver v0.34.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Metadata`
[INFO] [stdout]   --> src/cargo/core/compiler/context/mod.rs:28:35
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub use self::compilation_files::{Metadata, OutputFile};
[INFO] [stdout]    |                                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/cargo/core/features.rs:153:1
[INFO] [stdout]     |
[INFO] [stdout] 153 | / /// A listing of all features in Cargo
[INFO] [stdout] 154 | | ///
[INFO] [stdout] 155 | | /// "look here"
[INFO] [stdout] 156 | | ///
[INFO] [stdout] ...   |
[INFO] [stdout] 162 | | /// character is translated to `-` when specified in the `cargo-features`
[INFO] [stdout] 163 | | /// manifest entry in `Cargo.toml`.
[INFO] [stdout]     | |_----------------------------------^
[INFO] [stdout]     |   |
[INFO] [stdout]     |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `EncodableDependency`, `EncodablePackageId`, and `EncodableResolve`
[INFO] [stdout]   --> src/cargo/core/resolver/context.rs:16:25
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub use super::encode::{EncodableDependency, EncodablePackageId, EncodableResolve};
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Metadata` and `WorkspaceResolve`
[INFO] [stdout]   --> src/cargo/core/resolver/context.rs:17:25
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub use super::encode::{Metadata, WorkspaceResolve};
[INFO] [stdout]    |                         ^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::resolve::Resolve`
[INFO] [stdout]   --> src/cargo/core/resolver/context.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub use super::resolve::Resolve;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/cargo/core/workspace.rs:329:10
[INFO] [stdout]     |
[INFO] [stdout] 326 |     pub fn set_require_optional_deps<'a>(
[INFO] [stdout]     |                                      -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 329 |     ) -> &mut Workspace<'cfg> {
[INFO] [stdout]     |          ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/cargo/core/workspace.rs:352:10
[INFO] [stdout]     |
[INFO] [stdout] 352 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `Metadata`
[INFO] [stdout]   --> src/cargo/core/compiler/context/mod.rs:28:35
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub use self::compilation_files::{Metadata, OutputFile};
[INFO] [stdout]    |                                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/cargo/lib.rs:1:24
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused doc comment
[INFO] [stdout]    --> src/cargo/core/features.rs:153:1
[INFO] [stdout]     |
[INFO] [stdout] 153 | / /// A listing of all features in Cargo
[INFO] [stdout] 154 | | ///
[INFO] [stdout] 155 | | /// "look here"
[INFO] [stdout] 156 | | ///
[INFO] [stdout] ...   |
[INFO] [stdout] 162 | | /// character is translated to `-` when specified in the `cargo-features`
[INFO] [stdout] 163 | | /// manifest entry in `Cargo.toml`.
[INFO] [stdout]     | |_----------------------------------^
[INFO] [stdout]     |   |
[INFO] [stdout]     |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: `#[deny(unused_doc_comments)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused imports: `EncodableDependency`, `EncodablePackageId`, and `EncodableResolve`
[INFO] [stdout]   --> src/cargo/core/resolver/context.rs:16:25
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub use super::encode::{EncodableDependency, EncodablePackageId, EncodableResolve};
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused imports: `Metadata` and `WorkspaceResolve`
[INFO] [stdout]   --> src/cargo/core/resolver/context.rs:17:25
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub use super::encode::{Metadata, WorkspaceResolve};
[INFO] [stdout]    |                         ^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `super::resolve::Resolve`
[INFO] [stdout]   --> src/cargo/core/resolver/context.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub use super::resolve::Resolve;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: elided lifetime has a name
[INFO] [stdout]    --> src/cargo/core/workspace.rs:329:10
[INFO] [stdout]     |
[INFO] [stdout] 326 |     pub fn set_require_optional_deps<'a>(
[INFO] [stdout]     |                                      -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 329 |     ) -> &mut Workspace<'cfg> {
[INFO] [stdout]     |          ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(elided_named_lifetimes)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary trailing semicolon
[INFO] [stdout]    --> src/cargo/core/workspace.rs:352:10
[INFO] [stdout]     |
[INFO] [stdout] 352 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(redundant_semicolons)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/cargo/core/source/source_id.rs:8:37
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::atomic::{AtomicBool, ATOMIC_BOOL_INIT};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/cargo/core/source/source_id.rs:196:45
[INFO] [stdout]     |
[INFO] [stdout] 196 |                 static WARNED: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]     |
[INFO] [stdout] 196 |                 static WARNED: AtomicBool = AtomicBool::new(false);
[INFO] [stdout]     |                                             ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]   --> src/cargo/util/config.rs:13:23
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::sync::{Once, ONCE_INIT};
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]   --> src/cargo/util/config.rs:83:29
[INFO] [stdout]    |
[INFO] [stdout] 83 |         static INIT: Once = ONCE_INIT;
[INFO] [stdout]    |                             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]    |
[INFO] [stdout] 83 |         static INIT: Once = Once::new();
[INFO] [stdout]    |                             ~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/cargo/core/source/source_id.rs:8:37
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::atomic::{AtomicBool, ATOMIC_BOOL_INIT};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/cargo/core/source/source_id.rs:196:45
[INFO] [stdout]     |
[INFO] [stdout] 196 |                 static WARNED: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]     |
[INFO] [stdout] 196 |                 static WARNED: AtomicBool = AtomicBool::new(false);
[INFO] [stdout]     |                                             ~~~~~~~~~~~~~~~~~~~~~~
[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/cargo/util/config.rs:13:23
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::sync::{Once, ONCE_INIT};
[INFO] [stdout]    |                       ^^^^^^^^^
[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/cargo/util/config.rs:83:29
[INFO] [stdout]    |
[INFO] [stdout] 83 |         static INIT: Once = ONCE_INIT;
[INFO] [stdout]    |                             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]    |
[INFO] [stdout] 83 |         static INIT: Once = Once::new();
[INFO] [stdout]    |                             ~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: outlives requirements can be inferred
[INFO] [stdout]   --> src/cargo/core/compiler/build_context/mod.rs:20:33
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct BuildContext<'a, 'cfg: 'a> {
[INFO] [stdout]    |                                 ^^^^ help: remove this bound
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(explicit_outlives_requirements)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: outlives requirements can be inferred
[INFO] [stdout]   --> src/cargo/core/compiler/context/mod.rs:74:28
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct Context<'a, 'cfg: 'a> {
[INFO] [stdout]    |                            ^^^^ help: remove this bound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: outlives requirements can be inferred
[INFO] [stdout]   --> src/cargo/core/compiler/context/unit_dependencies.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct State<'a: 'tmp, 'cfg: 'a, 'tmp> {
[INFO] [stdout]    |                ^^^^^^      ^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these bounds
[INFO] [stdout]    |
[INFO] [stdout] 30 - struct State<'a: 'tmp, 'cfg: 'a, 'tmp> {
[INFO] [stdout] 30 + struct State<'a, 'cfg, 'tmp> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: outlives requirements can be inferred
[INFO] [stdout]   --> src/cargo/core/compiler/context/compilation_files.rs:24:37
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct CompilationFiles<'a, 'cfg: 'a> {
[INFO] [stdout]    |                                     ^^^^ help: remove this bound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: outlives requirements can be inferred
[INFO] [stdout]    --> src/cargo/core/package.rs:274:30
[INFO] [stdout]     |
[INFO] [stdout] 274 | pub struct Downloads<'a, 'cfg: 'a> {
[INFO] [stdout]     |                              ^^^^ help: remove this bound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: outlives requirements can be inferred
[INFO] [stdout]    --> src/cargo/core/resolver/encode.rs:328:37
[INFO] [stdout]     |
[INFO] [stdout] 328 | pub struct WorkspaceResolve<'a, 'cfg: 'a> {
[INFO] [stdout]     |                                     ^^^^ help: remove this bound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: outlives requirements can be inferred
[INFO] [stdout]    --> src/cargo/core/workspace.rs:122:28
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub struct Members<'a, 'cfg: 'a> {
[INFO] [stdout]     |                            ^^^^ help: remove this bound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused return value of `TempDir::into_path` that must be used
[INFO] [stdout]    --> src/cargo/ops/cargo_install.rs:264:13
[INFO] [stdout]     |
[INFO] [stdout] 264 |             td.into_path();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(unused_must_use)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 264 |             let _ = td.into_path();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/cargo/sources/git/utils.rs:825:17
[INFO] [stdout]     |
[INFO] [stdout] 825 |                 mem::replace(repo, new);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 825 |                 let _ = mem::replace(repo, new);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/cargo/util/errors.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^---
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Fail` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_HttpNot200`
[INFO] [stdout] 43 | #[fail(display = "failed to get 200 response from `{}`, got {}", url, code)]
[INFO] [stdout] 44 | pub struct HttpNot200 {
[INFO] [stdout]    |            ---------- `HttpNot200` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[deny(non_local_definitions)]` implied by `#[deny(warnings)]`
[INFO] [stdout]    = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/cargo/util/errors.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^---
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Display` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_HttpNot200`
[INFO] [stdout] 43 | #[fail(display = "failed to get 200 response from `{}`, got {}", url, code)]
[INFO] [stdout] 44 | pub struct HttpNot200 {
[INFO] [stdout]    |            ---------- `HttpNot200` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/cargo/util/errors.rs:141:17
[INFO] [stdout]     |
[INFO] [stdout] 141 | #[derive(Debug, Fail)]
[INFO] [stdout]     |                 ^---
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 `Fail` is not local
[INFO] [stdout]     |                 move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_ProcessError`
[INFO] [stdout] 142 | #[fail(display = "{}", desc)]
[INFO] [stdout] 143 | pub struct ProcessError {
[INFO] [stdout]     |            ------------ `ProcessError` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/cargo/util/errors.rs:141:17
[INFO] [stdout]     |
[INFO] [stdout] 141 | #[derive(Debug, Fail)]
[INFO] [stdout]     |                 ^---
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 `Display` is not local
[INFO] [stdout]     |                 move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_ProcessError`
[INFO] [stdout] 142 | #[fail(display = "{}", desc)]
[INFO] [stdout] 143 | pub struct ProcessError {
[INFO] [stdout]     |            ------------ `ProcessError` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/cargo/util/errors.rs:153:17
[INFO] [stdout]     |
[INFO] [stdout] 153 | #[derive(Debug, Fail)]
[INFO] [stdout]     |                 ^---
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 `Fail` is not local
[INFO] [stdout]     |                 move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_CargoTestError`
[INFO] [stdout] 154 | #[fail(display = "{}", desc)]
[INFO] [stdout] 155 | pub struct CargoTestError {
[INFO] [stdout]     |            -------------- `CargoTestError` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/cargo/util/errors.rs:153:17
[INFO] [stdout]     |
[INFO] [stdout] 153 | #[derive(Debug, Fail)]
[INFO] [stdout]     |                 ^---
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 `Display` is not local
[INFO] [stdout]     |                 move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_CargoTestError`
[INFO] [stdout] 154 | #[fail(display = "{}", desc)]
[INFO] [stdout] 155 | pub struct CargoTestError {
[INFO] [stdout]     |            -------------- `CargoTestError` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this error originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: outlives requirements can be inferred
[INFO] [stdout]   --> src/cargo/core/compiler/build_context/mod.rs:20:33
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct BuildContext<'a, 'cfg: 'a> {
[INFO] [stdout]    |                                 ^^^^ help: remove this bound
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/cargo/lib.rs:2:9
[INFO] [stdout]    |
[INFO] [stdout] 2  | #![warn(rust_2018_idioms)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(explicit_outlives_requirements)]` implied by `#[warn(rust_2018_idioms)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: outlives requirements can be inferred
[INFO] [stdout]   --> src/cargo/core/compiler/context/mod.rs:74:28
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct Context<'a, 'cfg: 'a> {
[INFO] [stdout]    |                            ^^^^ help: remove this bound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: outlives requirements can be inferred
[INFO] [stdout]   --> src/cargo/core/compiler/context/unit_dependencies.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct State<'a: 'tmp, 'cfg: 'a, 'tmp> {
[INFO] [stdout]    |                ^^^^^^      ^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these bounds
[INFO] [stdout]    |
[INFO] [stdout] 30 - struct State<'a: 'tmp, 'cfg: 'a, 'tmp> {
[INFO] [stdout] 30 + struct State<'a, 'cfg, 'tmp> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: outlives requirements can be inferred
[INFO] [stdout]   --> src/cargo/core/compiler/context/compilation_files.rs:24:37
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct CompilationFiles<'a, 'cfg: 'a> {
[INFO] [stdout]    |                                     ^^^^ help: remove this bound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: outlives requirements can be inferred
[INFO] [stdout]    --> src/cargo/core/package.rs:274:30
[INFO] [stdout]     |
[INFO] [stdout] 274 | pub struct Downloads<'a, 'cfg: 'a> {
[INFO] [stdout]     |                              ^^^^ help: remove this bound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: outlives requirements can be inferred
[INFO] [stdout]    --> src/cargo/core/resolver/encode.rs:328:37
[INFO] [stdout]     |
[INFO] [stdout] 328 | pub struct WorkspaceResolve<'a, 'cfg: 'a> {
[INFO] [stdout]     |                                     ^^^^ help: remove this bound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: outlives requirements can be inferred
[INFO] [stdout]    --> src/cargo/core/workspace.rs:122:28
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub struct Members<'a, 'cfg: 'a> {
[INFO] [stdout]     |                            ^^^^ help: remove this bound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `TempDir::into_path` that must be used
[INFO] [stdout]    --> src/cargo/ops/cargo_install.rs:264:13
[INFO] [stdout]     |
[INFO] [stdout] 264 |             td.into_path();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 264 |             let _ = td.into_path();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/cargo/sources/git/utils.rs:825:17
[INFO] [stdout]     |
[INFO] [stdout] 825 |                 mem::replace(repo, new);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 825 |                 let _ = mem::replace(repo, new);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/cargo/util/errors.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^---
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Fail` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_HttpNot200`
[INFO] [stdout] 43 | #[fail(display = "failed to get 200 response from `{}`, got {}", url, code)]
[INFO] [stdout] 44 | pub struct HttpNot200 {
[INFO] [stdout]    |            ---------- `HttpNot200` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/cargo/util/errors.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^---
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Display` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_HttpNot200`
[INFO] [stdout] 43 | #[fail(display = "failed to get 200 response from `{}`, got {}", url, code)]
[INFO] [stdout] 44 | pub struct HttpNot200 {
[INFO] [stdout]    |            ---------- `HttpNot200` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/cargo/util/errors.rs:141:17
[INFO] [stdout]     |
[INFO] [stdout] 141 | #[derive(Debug, Fail)]
[INFO] [stdout]     |                 ^---
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 `Fail` is not local
[INFO] [stdout]     |                 move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_ProcessError`
[INFO] [stdout] 142 | #[fail(display = "{}", desc)]
[INFO] [stdout] 143 | pub struct ProcessError {
[INFO] [stdout]     |            ------------ `ProcessError` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/cargo/util/errors.rs:141:17
[INFO] [stdout]     |
[INFO] [stdout] 141 | #[derive(Debug, Fail)]
[INFO] [stdout]     |                 ^---
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 `Display` is not local
[INFO] [stdout]     |                 move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_ProcessError`
[INFO] [stdout] 142 | #[fail(display = "{}", desc)]
[INFO] [stdout] 143 | pub struct ProcessError {
[INFO] [stdout]     |            ------------ `ProcessError` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/cargo/util/errors.rs:153:17
[INFO] [stdout]     |
[INFO] [stdout] 153 | #[derive(Debug, Fail)]
[INFO] [stdout]     |                 ^---
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 `Fail` is not local
[INFO] [stdout]     |                 move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_CargoTestError`
[INFO] [stdout] 154 | #[fail(display = "{}", desc)]
[INFO] [stdout] 155 | pub struct CargoTestError {
[INFO] [stdout]     |            -------------- `CargoTestError` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/cargo/util/errors.rs:153:17
[INFO] [stdout]     |
[INFO] [stdout] 153 | #[derive(Debug, Fail)]
[INFO] [stdout]     |                 ^---
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 `Display` is not local
[INFO] [stdout]     |                 move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_CargoTestError`
[INFO] [stdout] 154 | #[fail(display = "{}", desc)]
[INFO] [stdout] 155 | pub struct CargoTestError {
[INFO] [stdout]     |            -------------- `CargoTestError` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cargo-semverver` (lib test) due to 26 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d1c2d873de54726332ea3748cab432963b68cc50273c77329e1eb602e07ae522", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1c2d873de54726332ea3748cab432963b68cc50273c77329e1eb602e07ae522", kill_on_drop: false }`
[INFO] [stdout] d1c2d873de54726332ea3748cab432963b68cc50273c77329e1eb602e07ae522
