[INFO] fetching crate cargo-semverver 0.34.0...
[INFO] testing cargo-semverver-0.34.0 against 1.83.0 for beta-1.84.0-4-retry
[INFO] extracting crate cargo-semverver 0.34.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate cargo-semverver 0.34.0 on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "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-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "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: v4.5.23)
[INFO] [stderr]       Adding core-foundation v0.6.4 (available: v0.10.0)
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[INFO] [stderr]       Adding url v1.7.2 (available: v2.5.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded home v0.3.4
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[INFO] [stderr]   Downloaded fwdansi v1.1.0
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[INFO] [stderr]   Downloaded rustc-workspace-hack v1.0.0
[INFO] [stderr]   Downloaded serde_ignored v0.0.4
[INFO] [stderr]   Downloaded crates-io-semverver v0.22.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "55f1078ae8728f60feba7d8672705ecadb086f8f8ebe9758f29a0ac43d66263f", kill_on_drop: false }`
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[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] 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] 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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `Command { std: "docker" "inspect" "55f1078ae8728f60feba7d8672705ecadb086f8f8ebe9758f29a0ac43d66263f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55f1078ae8728f60feba7d8672705ecadb086f8f8ebe9758f29a0ac43d66263f", kill_on_drop: false }`
[INFO] [stdout] 55f1078ae8728f60feba7d8672705ecadb086f8f8ebe9758f29a0ac43d66263f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5031a953be34618eba6ceee405ea5938b7dec3dc94ac1e19b15d6ef0e6b668ad
[INFO] running `Command { std: "docker" "start" "-a" "5031a953be34618eba6ceee405ea5938b7dec3dc94ac1e19b15d6ef0e6b668ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling bufstream v0.1.4
[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] 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] 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]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling proptest v0.8.7
[INFO] [stderr]    Compiling cargo-semverver v0.34.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> tests/testsuite/support/paths.rs:105:28
[INFO] [stdout]     |
[INFO] [stdout] 105 |         F: Fn(i64, u32) -> ((i64, u32)),
[INFO] [stdout]     |                            ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 105 -         F: Fn(i64, u32) -> ((i64, u32)),
[INFO] [stdout] 105 +         F: Fn(i64, u32) -> (i64, u32),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> tests/testsuite/support/paths.rs:115:32
[INFO] [stdout]     |
[INFO] [stdout] 115 |             F: Fn(i64, u32) -> ((i64, u32)),
[INFO] [stdout]     |                                ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 115 -             F: Fn(i64, u32) -> ((i64, u32)),
[INFO] [stdout] 115 +             F: Fn(i64, u32) -> (i64, u32),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> tests/testsuite/support/paths.rs:129:32
[INFO] [stdout]     |
[INFO] [stdout] 129 |             F: Fn(i64, u32) -> ((i64, u32)),
[INFO] [stdout]     |                                ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 129 -             F: Fn(i64, u32) -> ((i64, u32)),
[INFO] [stdout] 129 +             F: Fn(i64, u32) -> (i64, u32),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> tests/testsuite/resolve.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / /// NOTE: proptest is a form of fuzz testing. It generates random input and makes shore that
[INFO] [stdout] 20 | | /// certain universal truths are upheld. Therefore, it can pass when there is a problem,
[INFO] [stdout] 21 | | /// but if it fails then there really is something wrong. When testing something as
[INFO] [stdout] 22 | | /// complicated as the resolver, the problems can be very subtle and hard to generate.
[INFO] [stdout] 23 | | /// We have had a history of these tests only failing on PRs long after a bug is introduced.
[INFO] [stdout] 24 | | /// If you have one of these test fail please report it on #6258,
[INFO] [stdout] 25 | | /// and if you did not change the resolver then feel free to retry without concern.
[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 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: `#[warn(unused_imports)]` implied by `#[warn(warnings)]`
[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)]` implied by `#[warn(warnings)]`
[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)]` implied by `#[warn(warnings)]`
[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)]` implied by `#[warn(warnings)]`
[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]  --> tests/testsuite/support/cross_compile.rs:3:47
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::atomic::{AtomicBool, Ordering, 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::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]  --> tests/testsuite/support/cross_compile.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::{Once, ONCE_INIT};
[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]   --> tests/testsuite/support/cross_compile.rs:25:46
[INFO] [stdout]    |
[INFO] [stdout] 25 |     static CAN_RUN_CROSS_TESTS: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]    |
[INFO] [stdout] 25 |     static CAN_RUN_CROSS_TESTS: 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]   --> tests/testsuite/support/cross_compile.rs:26:26
[INFO] [stdout]    |
[INFO] [stdout] 26 |     static CHECK: Once = ONCE_INIT;
[INFO] [stdout]    |                          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]    |
[INFO] [stdout] 26 |     static CHECK: 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]   --> tests/testsuite/support/cross_compile.rs:59:38
[INFO] [stdout]    |
[INFO] [stdout] 59 |     static HAVE_WARNED: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]    |
[INFO] [stdout] 59 |     static HAVE_WARNED: AtomicBool = AtomicBool::new(false);
[INFO] [stdout]    |                                      ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> tests/testsuite/support/paths.rs:6:48
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_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]  --> tests/testsuite/support/paths.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::{Once, ONCE_INIT};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> tests/testsuite/support/paths.rs:12:31
[INFO] [stdout]    |
[INFO] [stdout] 12 | static NEXT_ID: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]    |
[INFO] [stdout] 12 | static NEXT_ID: AtomicUsize = AtomicUsize::new(0);
[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]   --> tests/testsuite/support/paths.rs:17:32
[INFO] [stdout]    |
[INFO] [stdout] 17 |     static GLOBAL_INIT: Once = ONCE_INIT;
[INFO] [stdout]    |                                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]    |
[INFO] [stdout] 17 |     static GLOBAL_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)]` implied by `#[warn(warnings)]`
[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] warning: trait `ErrMsg` is never used
[INFO] [stdout]    --> tests/testsuite/support/mod.rs:494:7
[INFO] [stdout]     |
[INFO] [stdout] 494 | trait ErrMsg<T> {
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tap` is never used
[INFO] [stdout]     --> tests/testsuite/support/mod.rs:1411:8
[INFO] [stdout]      |
[INFO] [stdout] 1410 | pub trait Tap {
[INFO] [stdout]      |           --- method in this trait
[INFO] [stdout] 1411 |     fn tap<F: FnOnce(&mut Self)>(self, callback: F) -> Self;
[INFO] [stdout]      |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `f1`, `f2`, `f3`, and `big` are never read
[INFO] [stdout]    --> tests/testsuite/config.rs:393:9
[INFO] [stdout]     |
[INFO] [stdout] 392 |     struct S {
[INFO] [stdout]     |            - fields in this struct
[INFO] [stdout] 393 |         f1: i64,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 394 |         f2: String,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 395 |         f3: i64,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 396 |         big: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `S` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/testsuite/new.rs:295:65
[INFO] [stdout]     |
[INFO] [stdout] 295 |     assert!(contents.contains(r#"authors = ["foo <gitfoo>"]"#), contents);
[INFO] [stdout]     |                                                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 295 |     assert!(contents.contains(r#"authors = ["foo <gitfoo>"]"#), "{}", contents);
[INFO] [stdout]     |                                                                 +++++
[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: `#[warn(explicit_outlives_requirements)]` implied by `#[warn(warnings)]`
[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)]` implied by `#[warn(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] 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)]` implied by `#[warn(warnings)]`
[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]     Finished `test` profile [unoptimized + debuginfo] target(s) in 25.24s
[INFO] running `Command { std: "docker" "inspect" "5031a953be34618eba6ceee405ea5938b7dec3dc94ac1e19b15d6ef0e6b668ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5031a953be34618eba6ceee405ea5938b7dec3dc94ac1e19b15d6ef0e6b668ad", kill_on_drop: false }`
[INFO] [stdout] 5031a953be34618eba6ceee405ea5938b7dec3dc94ac1e19b15d6ef0e6b668ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9e57a1c9e4870e9c9b28a0ac9f86ca03fc479724144c7b8f1f05396386064b25
[INFO] running `Command { std: "docker" "start" "-a" "9e57a1c9e4870e9c9b28a0ac9f86ca03fc479724144c7b8f1f05396386064b25", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Metadata`
[INFO] [stderr]   --> src/cargo/core/compiler/context/mod.rs:28:35
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub use self::compilation_files::{Metadata, OutputFile};
[INFO] [stderr]    |                                   ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/cargo/core/features.rs:153:1
[INFO] [stderr]     |
[INFO] [stderr] 153 | / /// A listing of all features in Cargo
[INFO] [stderr] 154 | | ///
[INFO] [stderr] 155 | | /// "look here"
[INFO] [stderr] 156 | | ///
[INFO] [stderr] ...   |
[INFO] [stderr] 162 | | /// character is translated to `-` when specified in the `cargo-features`
[INFO] [stderr] 163 | | /// manifest entry in `Cargo.toml`.
[INFO] [stderr]     | |_----------------------------------^
[INFO] [stderr]     |   |
[INFO] [stderr]     |   rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `EncodableDependency`, `EncodablePackageId`, and `EncodableResolve`
[INFO] [stderr]   --> src/cargo/core/resolver/context.rs:16:25
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub use super::encode::{EncodableDependency, EncodablePackageId, EncodableResolve};
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Metadata` and `WorkspaceResolve`
[INFO] [stderr]   --> src/cargo/core/resolver/context.rs:17:25
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub use super::encode::{Metadata, WorkspaceResolve};
[INFO] [stderr]    |                         ^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::resolve::Resolve`
[INFO] [stderr]   --> src/cargo/core/resolver/context.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub use super::resolve::Resolve;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: elided lifetime has a name
[INFO] [stderr]    --> src/cargo/core/workspace.rs:329:10
[INFO] [stderr]     |
[INFO] [stderr] 326 |     pub fn set_require_optional_deps<'a>(
[INFO] [stderr]     |                                      -- lifetime `'a` declared here
[INFO] [stderr] ...
[INFO] [stderr] 329 |     ) -> &mut Workspace<'cfg> {
[INFO] [stderr]     |          ^ this elided lifetime gets resolved as `'a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/cargo/core/workspace.rs:352:10
[INFO] [stderr]     |
[INFO] [stderr] 352 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stderr]  --> src/cargo/core/source/source_id.rs:8:37
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::sync::atomic::{AtomicBool, ATOMIC_BOOL_INIT};
[INFO] [stderr]   |                                     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/cargo/core/source/source_id.rs:196:45
[INFO] [stderr]     |
[INFO] [stderr] 196 |                 static WARNED: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: replace the use of the deprecated constant
[INFO] [stderr]     |
[INFO] [stderr] 196 |                 static WARNED: AtomicBool = AtomicBool::new(false);
[INFO] [stderr]     |                                             ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stderr]   --> src/cargo/util/config.rs:13:23
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::sync::{Once, ONCE_INIT};
[INFO] [stderr]    |                       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stderr]   --> src/cargo/util/config.rs:83:29
[INFO] [stderr]    |
[INFO] [stderr] 83 |         static INIT: Once = ONCE_INIT;
[INFO] [stderr]    |                             ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: replace the use of the deprecated constant
[INFO] [stderr]    |
[INFO] [stderr] 83 |         static INIT: Once = Once::new();
[INFO] [stderr]    |                             ~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: outlives requirements can be inferred
[INFO] [stderr]   --> src/cargo/core/compiler/build_context/mod.rs:20:33
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub struct BuildContext<'a, 'cfg: 'a> {
[INFO] [stderr]    |                                 ^^^^ help: remove this bound
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/cargo/lib.rs:2:9
[INFO] [stderr]    |
[INFO] [stderr] 2  | #![warn(rust_2018_idioms)]
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(explicit_outlives_requirements)]` implied by `#[warn(rust_2018_idioms)]`
[INFO] [stderr] 
[INFO] [stderr] warning: outlives requirements can be inferred
[INFO] [stderr]   --> src/cargo/core/compiler/context/mod.rs:74:28
[INFO] [stderr]    |
[INFO] [stderr] 74 | pub struct Context<'a, 'cfg: 'a> {
[INFO] [stderr]    |                            ^^^^ help: remove this bound
[INFO] [stderr] 
[INFO] [stderr] warning: outlives requirements can be inferred
[INFO] [stderr]   --> src/cargo/core/compiler/context/unit_dependencies.rs:30:16
[INFO] [stderr]    |
[INFO] [stderr] 30 | struct State<'a: 'tmp, 'cfg: 'a, 'tmp> {
[INFO] [stderr]    |                ^^^^^^      ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these bounds
[INFO] [stderr]    |
[INFO] [stderr] 30 - struct State<'a: 'tmp, 'cfg: 'a, 'tmp> {
[INFO] [stderr] 30 + struct State<'a, 'cfg, 'tmp> {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: outlives requirements can be inferred
[INFO] [stderr]   --> src/cargo/core/compiler/context/compilation_files.rs:24:37
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct CompilationFiles<'a, 'cfg: 'a> {
[INFO] [stderr]    |                                     ^^^^ help: remove this bound
[INFO] [stderr] 
[INFO] [stderr] warning: outlives requirements can be inferred
[INFO] [stderr]    --> src/cargo/core/package.rs:274:30
[INFO] [stderr]     |
[INFO] [stderr] 274 | pub struct Downloads<'a, 'cfg: 'a> {
[INFO] [stderr]     |                              ^^^^ help: remove this bound
[INFO] [stderr] 
[INFO] [stderr] warning: outlives requirements can be inferred
[INFO] [stderr]    --> src/cargo/core/resolver/encode.rs:328:37
[INFO] [stderr]     |
[INFO] [stderr] 328 | pub struct WorkspaceResolve<'a, 'cfg: 'a> {
[INFO] [stderr]     |                                     ^^^^ help: remove this bound
[INFO] [stderr] 
[INFO] [stderr] warning: outlives requirements can be inferred
[INFO] [stderr]    --> src/cargo/core/workspace.rs:122:28
[INFO] [stderr]     |
[INFO] [stderr] 122 | pub struct Members<'a, 'cfg: 'a> {
[INFO] [stderr]     |                            ^^^^ help: remove this bound
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `TempDir::into_path` that must be used
[INFO] [stderr]    --> src/cargo/ops/cargo_install.rs:264:13
[INFO] [stderr]     |
[INFO] [stderr] 264 |             td.into_path();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 264 |             let _ = td.into_path();
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/cargo/sources/git/utils.rs:825:17
[INFO] [stderr]     |
[INFO] [stderr] 825 |                 mem::replace(repo, new);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 825 |                 let _ = mem::replace(repo, new);
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]   --> src/cargo/util/errors.rs:42:17
[INFO] [stderr]    |
[INFO] [stderr] 42 | #[derive(Debug, Fail)]
[INFO] [stderr]    |                 ^---
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 `Fail` is not local
[INFO] [stderr]    |                 move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_HttpNot200`
[INFO] [stderr] 43 | #[fail(display = "failed to get 200 response from `{}`, got {}", url, code)]
[INFO] [stderr] 44 | pub struct HttpNot200 {
[INFO] [stderr]    |            ---------- `HttpNot200` is not local
[INFO] [stderr]    |
[INFO] [stderr]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]    = 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] [stderr]    = 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] [stderr]    = 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] [stderr]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stderr]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]   --> src/cargo/util/errors.rs:42:17
[INFO] [stderr]    |
[INFO] [stderr] 42 | #[derive(Debug, Fail)]
[INFO] [stderr]    |                 ^---
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 `Display` is not local
[INFO] [stderr]    |                 move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_HttpNot200`
[INFO] [stderr] 43 | #[fail(display = "failed to get 200 response from `{}`, got {}", url, code)]
[INFO] [stderr] 44 | pub struct HttpNot200 {
[INFO] [stderr]    |            ---------- `HttpNot200` is not local
[INFO] [stderr]    |
[INFO] [stderr]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]    = 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] [stderr]    = 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] [stderr]    = 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] [stderr]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]    --> src/cargo/util/errors.rs:141:17
[INFO] [stderr]     |
[INFO] [stderr] 141 | #[derive(Debug, Fail)]
[INFO] [stderr]     |                 ^---
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 `Fail` is not local
[INFO] [stderr]     |                 move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_ProcessError`
[INFO] [stderr] 142 | #[fail(display = "{}", desc)]
[INFO] [stderr] 143 | pub struct ProcessError {
[INFO] [stderr]     |            ------------ `ProcessError` is not local
[INFO] [stderr]     |
[INFO] [stderr]     = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]     = 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] [stderr]     = 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] [stderr]     = 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] [stderr]     = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]    --> src/cargo/util/errors.rs:141:17
[INFO] [stderr]     |
[INFO] [stderr] 141 | #[derive(Debug, Fail)]
[INFO] [stderr]     |                 ^---
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 `Display` is not local
[INFO] [stderr]     |                 move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_ProcessError`
[INFO] [stderr] 142 | #[fail(display = "{}", desc)]
[INFO] [stderr] 143 | pub struct ProcessError {
[INFO] [stderr]     |            ------------ `ProcessError` is not local
[INFO] [stderr]     |
[INFO] [stderr]     = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]     = 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] [stderr]     = 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] [stderr]     = 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] [stderr]     = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]    --> src/cargo/util/errors.rs:153:17
[INFO] [stderr]     |
[INFO] [stderr] 153 | #[derive(Debug, Fail)]
[INFO] [stderr]     |                 ^---
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 `Fail` is not local
[INFO] [stderr]     |                 move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_CargoTestError`
[INFO] [stderr] 154 | #[fail(display = "{}", desc)]
[INFO] [stderr] 155 | pub struct CargoTestError {
[INFO] [stderr]     |            -------------- `CargoTestError` is not local
[INFO] [stderr]     |
[INFO] [stderr]     = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]     = 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] [stderr]     = 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] [stderr]     = 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] [stderr]     = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]    --> src/cargo/util/errors.rs:153:17
[INFO] [stderr]     |
[INFO] [stderr] 153 | #[derive(Debug, Fail)]
[INFO] [stderr]     |                 ^---
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 `Display` is not local
[INFO] [stderr]     |                 move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_CargoTestError`
[INFO] [stderr] 154 | #[fail(display = "{}", desc)]
[INFO] [stderr] 155 | pub struct CargoTestError {
[INFO] [stderr]     |            -------------- `CargoTestError` is not local
[INFO] [stderr]     |
[INFO] [stderr]     = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]     = 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] [stderr]     = 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] [stderr]     = 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] [stderr]     = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Metadata`
[INFO] [stderr]   --> src/cargo/core/compiler/context/mod.rs:28:35
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub use self::compilation_files::{Metadata, OutputFile};
[INFO] [stderr]    |                                   ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/cargo/lib.rs:1:24
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![cfg_attr(test, deny(warnings))]
[INFO] [stderr]    |                        ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/cargo/core/features.rs:153:1
[INFO] [stderr]     |
[INFO] [stderr] 153 | / /// A listing of all features in Cargo
[INFO] [stderr] 154 | | ///
[INFO] [stderr] 155 | | /// "look here"
[INFO] [stderr] 156 | | ///
[INFO] [stderr] ...   |
[INFO] [stderr] 162 | | /// character is translated to `-` when specified in the `cargo-features`
[INFO] [stderr] 163 | | /// manifest entry in `Cargo.toml`.
[INFO] [stderr]     | |_----------------------------------^
[INFO] [stderr]     |   |
[INFO] [stderr]     |   rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: elided lifetime has a name
[INFO] [stderr]    --> src/cargo/core/workspace.rs:329:10
[INFO] [stderr]     |
[INFO] [stderr] 326 |     pub fn set_require_optional_deps<'a>(
[INFO] [stderr]     |                                      -- lifetime `'a` declared here
[INFO] [stderr] ...
[INFO] [stderr] 329 |     ) -> &mut Workspace<'cfg> {
[INFO] [stderr]     |          ^ this elided lifetime gets resolved as `'a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(elided_named_lifetimes)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/cargo/core/workspace.rs:352:10
[INFO] [stderr]     |
[INFO] [stderr] 352 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stderr]  --> src/cargo/core/source/source_id.rs:8:37
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::sync::atomic::{AtomicBool, ATOMIC_BOOL_INIT};
[INFO] [stderr]   |                                     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: outlives requirements can be inferred
[INFO] [stderr]   --> src/cargo/core/compiler/build_context/mod.rs:20:33
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub struct BuildContext<'a, 'cfg: 'a> {
[INFO] [stderr]    |                                 ^^^^ help: remove this bound
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(explicit_outlives_requirements)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `TempDir::into_path` that must be used
[INFO] [stderr]    --> src/cargo/ops/cargo_install.rs:264:13
[INFO] [stderr]     |
[INFO] [stderr] 264 |             td.into_path();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` implied by `#[warn(warnings)]`
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 264 |             let _ = td.into_path();
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]   --> src/cargo/util/errors.rs:42:17
[INFO] [stderr]    |
[INFO] [stderr] 42 | #[derive(Debug, Fail)]
[INFO] [stderr]    |                 ^---
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 `Fail` is not local
[INFO] [stderr]    |                 move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_HttpNot200`
[INFO] [stderr] 43 | #[fail(display = "failed to get 200 response from `{}`, got {}", url, code)]
[INFO] [stderr] 44 | pub struct HttpNot200 {
[INFO] [stderr]    |            ---------- `HttpNot200` is not local
[INFO] [stderr]    |
[INFO] [stderr]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]    = 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] [stderr]    = 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] [stderr]    = 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] [stderr]    = note: `#[warn(non_local_definitions)]` implied by `#[warn(warnings)]`
[INFO] [stderr]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `cargo-semverver` (lib) generated 26 warnings (run `cargo fix --lib -p cargo-semverver` to apply 13 suggestions)
[INFO] [stderr] warning: `cargo-semverver` (lib test) generated 26 warnings (18 duplicates) (run `cargo fix --lib -p cargo-semverver --tests` to apply 2 suggestions)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> tests/testsuite/support/paths.rs:105:28
[INFO] [stderr]     |
[INFO] [stderr] 105 |         F: Fn(i64, u32) -> ((i64, u32)),
[INFO] [stderr]     |                            ^          ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 105 -         F: Fn(i64, u32) -> ((i64, u32)),
[INFO] [stderr] 105 +         F: Fn(i64, u32) -> (i64, u32),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> tests/testsuite/support/paths.rs:115:32
[INFO] [stderr]     |
[INFO] [stderr] 115 |             F: Fn(i64, u32) -> ((i64, u32)),
[INFO] [stderr]     |                                ^          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 115 -             F: Fn(i64, u32) -> ((i64, u32)),
[INFO] [stderr] 115 +             F: Fn(i64, u32) -> (i64, u32),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> tests/testsuite/support/paths.rs:129:32
[INFO] [stderr]     |
[INFO] [stderr] 129 |             F: Fn(i64, u32) -> ((i64, u32)),
[INFO] [stderr]     |                                ^          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 129 -             F: Fn(i64, u32) -> ((i64, u32)),
[INFO] [stderr] 129 +             F: Fn(i64, u32) -> (i64, u32),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> tests/testsuite/resolve.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / /// NOTE: proptest is a form of fuzz testing. It generates random input and makes shore that
[INFO] [stderr] 20 | | /// certain universal truths are upheld. Therefore, it can pass when there is a problem,
[INFO] [stderr] 21 | | /// but if it fails then there really is something wrong. When testing something as
[INFO] [stderr] 22 | | /// complicated as the resolver, the problems can be very subtle and hard to generate.
[INFO] [stderr] 23 | | /// We have had a history of these tests only failing on PRs long after a bug is introduced.
[INFO] [stderr] 24 | | /// If you have one of these test fail please report it on #6258,
[INFO] [stderr] 25 | | /// and if you did not change the resolver then feel free to retry without concern.
[INFO] [stderr]    | |_----------------------------------------------------------------------------------^
[INFO] [stderr]    |   |
[INFO] [stderr]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stderr]  --> tests/testsuite/support/cross_compile.rs:3:47
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::sync::atomic::{AtomicBool, Ordering, ATOMIC_BOOL_INIT};
[INFO] [stderr]   |                                               ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stderr]  --> tests/testsuite/support/cross_compile.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::sync::{Once, ONCE_INIT};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> tests/testsuite/support/cross_compile.rs:25:46
[INFO] [stderr]    |
[INFO] [stderr] 25 |     static CAN_RUN_CROSS_TESTS: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: replace the use of the deprecated constant
[INFO] [stderr]    |
[INFO] [stderr] 25 |     static CAN_RUN_CROSS_TESTS: AtomicBool = AtomicBool::new(false);
[INFO] [stderr]    |                                              ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stderr]   --> tests/testsuite/support/cross_compile.rs:26:26
[INFO] [stderr]    |
[INFO] [stderr] 26 |     static CHECK: Once = ONCE_INIT;
[INFO] [stderr]    |                          ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: replace the use of the deprecated constant
[INFO] [stderr]    |
[INFO] [stderr] 26 |     static CHECK: Once = Once::new();
[INFO] [stderr]    |                          ~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> tests/testsuite/support/cross_compile.rs:59:38
[INFO] [stderr]    |
[INFO] [stderr] 59 |     static HAVE_WARNED: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: replace the use of the deprecated constant
[INFO] [stderr]    |
[INFO] [stderr] 59 |     static HAVE_WARNED: AtomicBool = AtomicBool::new(false);
[INFO] [stderr]    |                                      ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stderr]  --> tests/testsuite/support/paths.rs:6:48
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
[INFO] [stderr]   |                                                ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stderr]  --> tests/testsuite/support/paths.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::sync::{Once, ONCE_INIT};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> tests/testsuite/support/paths.rs:12:31
[INFO] [stderr]    |
[INFO] [stderr] 12 | static NEXT_ID: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: replace the use of the deprecated constant
[INFO] [stderr]    |
[INFO] [stderr] 12 | static NEXT_ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stderr]    |                               ~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stderr]   --> tests/testsuite/support/paths.rs:17:32
[INFO] [stderr]    |
[INFO] [stderr] 17 |     static GLOBAL_INIT: Once = ONCE_INIT;
[INFO] [stderr]    |                                ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: replace the use of the deprecated constant
[INFO] [stderr]    |
[INFO] [stderr] 17 |     static GLOBAL_INIT: Once = Once::new();
[INFO] [stderr]    |                                ~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: trait `ErrMsg` is never used
[INFO] [stderr]    --> tests/testsuite/support/mod.rs:494:7
[INFO] [stderr]     |
[INFO] [stderr] 494 | trait ErrMsg<T> {
[INFO] [stderr]     |       ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `tap` is never used
[INFO] [stderr]     --> tests/testsuite/support/mod.rs:1411:8
[INFO] [stderr]      |
[INFO] [stderr] 1410 | pub trait Tap {
[INFO] [stderr]      |           --- method in this trait
[INFO] [stderr] 1411 |     fn tap<F: FnOnce(&mut Self)>(self, callback: F) -> Self;
[INFO] [stderr]      |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `f1`, `f2`, `f3`, and `big` are never read
[INFO] [stderr]    --> tests/testsuite/config.rs:393:9
[INFO] [stderr]     |
[INFO] [stderr] 392 |     struct S {
[INFO] [stderr]     |            - fields in this struct
[INFO] [stderr] 393 |         f1: i64,
[INFO] [stderr]     |         ^^
[INFO] [stderr] 394 |         f2: String,
[INFO] [stderr]     |         ^^
[INFO] [stderr] 395 |         f3: i64,
[INFO] [stderr]     |         ^^
[INFO] [stderr] 396 |         big: i64,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `S` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> tests/testsuite/new.rs:295:65
[INFO] [stderr]     |
[INFO] [stderr] 295 |     assert!(contents.contains(r#"authors = ["foo <gitfoo>"]"#), contents);
[INFO] [stderr]     |                                                                 ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 295 |     assert!(contents.contains(r#"authors = ["foo <gitfoo>"]"#), "{}", contents);
[INFO] [stderr]     |                                                                 +++++
[INFO] [stderr] 
[INFO] [stderr] warning: `cargo-semverver` (test "testsuite") generated 17 warnings (run `cargo fix --test "testsuite"` to apply 9 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running unittests src/cargo/lib.rs (/opt/rustwide/target/debug/deps/cargo-023d39fdee4989c7)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test core::package_id::tests::display ... ok
[INFO] [stdout] test core::package_id_spec::tests::bad_parsing ... ok
[INFO] [stdout] test core::package_id_spec::tests::matching ... ok
[INFO] [stdout] test core::package_id::tests::invalid_version_handled_nicely ... ok
[INFO] [stdout] test core::source::source_id::tests::github_sources_equal ... ok
[INFO] [stdout] test sources::git::source::test::test_canonicalize_cannot_be_a_base_urls ... ok
[INFO] [stdout] test sources::git::source::test::test_canonicalize_idents_by_lowercasing_github_urls ... ok
[INFO] [stdout] test sources::git::source::test::test_canonicalize_idents_by_stripping_trailing_url_slash ... ok
[INFO] [stdout] test sources::git::source::test::test_url_to_path_ident_without_path ... ok
[INFO] [stdout] test sources::git::source::test::test_url_to_path_ident_with_path ... ok
[INFO] [stdout] test sources::git::source::test::test_canonicalize_idents_different_protocols ... ok
[INFO] [stdout] test sources::git::source::test::test_canonicalize_idents_by_stripping_dot_git ... ok
[INFO] [stdout] test sources::registry::escaped_cher_in_json ... ok
[INFO] [stdout] test sources::registry::index::no_hyphen ... ok
[INFO] [stderr] warning: spurious network error (2 tries remaining): failed to get 200 response from `Uri`, got 502
[INFO] [stderr] warning: spurious network error (1 tries remaining): failed to get 200 response from `Uri`, got 501
[INFO] [stdout] test core::package_id_spec::tests::good_parsing ... ok
[INFO] [stdout] test sources::registry::index::overflow_hyphen ... ok
[INFO] [stdout] test sources::registry::index::two_hyphen ... ok
[INFO] [stdout] test util::dependency_queue::test::deep_first ... ok
[INFO] [stdout] test util::progress::test_progress_status_percentage ... ok
[INFO] [stdout] test util::progress::test_progress_status ... ok
[INFO] [stdout] test util::progress::test_progress_status_too_short ... ok
[INFO] [stdout] test util::network::with_retry_repeats_the_call_then_works ... ok
[INFO] [stderr] warning: spurious network error (2 tries remaining): A second chained error
[INFO] [stderr] warning: spurious network error (1 tries remaining): A non-spurious wrapping err
[INFO] [stdout] test util::network::with_retry_finds_nested_spurious_errors ... ok
[INFO] [stdout] test core::package_id::tests::debug ... FAILED
[INFO] [stdout] test util::lev_distance::test_lev_distance ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- core::package_id::tests::debug stdout ----
[INFO] [stdout] thread 'core::package_id::tests::debug' panicked at src/cargo/core/package_id.rs:227:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "PackageId {\n    name: \"foo\",\n    version: \"1.0.0\",\n    source: \"registry `https://github.com/rust-lang/crates.io-index`\"\n}"
[INFO] [stdout]  right: "PackageId {\n    name: \"foo\",\n    version: \"1.0.0\",\n    source: \"registry `https://github.com/rust-lang/crates.io-index`\",\n}"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x62d3fc4b46ea - std::backtrace_rs::backtrace::libunwind::trace::h5a5b8284f2d0c266
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x62d3fc4b46ea - std::backtrace_rs::backtrace::trace_unsynchronized::h76d4f1c9b0b875e3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x62d3fc4b46ea - std::sys::backtrace::_print_fmt::hc4546b8364a537c6
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x62d3fc4b46ea - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5b6bd5631a6d1f6b
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x62d3fc4dc4d3 - core::fmt::rt::Argument::fmt::h270f6602a2b96f62
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x62d3fc4dc4d3 - core::fmt::write::h7550c97b06c86515
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/mod.rs:1186:21
[INFO] [stdout]    6:     0x62d3fc4b1493 - std::io::Write::write_fmt::h509ff860e5956e5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/io/mod.rs:1839:15
[INFO] [stdout]    7:     0x62d3fc4b4532 - std::sys::backtrace::BacktraceLock::print::h2395ccd2c84ba3aa
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x62d3fc4b5b4a - std::panicking::default_hook::{{closure}}::he19d4c7230e07961
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x62d3fc4b5954 - std::panicking::default_hook::hf614597d3c67bbdb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x62d3fc2c70c9 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39b51ce4599c23d1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   11:     0x62d3fc2c70c9 - test::test_main::{{closure}}::he977ae839a582784
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:133:21
[INFO] [stdout]   12:     0x62d3fc4b61e8 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h9455091b6b06f9fb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   13:     0x62d3fc4b61e8 - std::panicking::rust_panic_with_hook::h8942133a8b252070
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x62d3fc4b5faa - std::panicking::begin_panic_handler::{{closure}}::hb5f5963570096b29
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:674:13
[INFO] [stdout]   15:     0x62d3fc4b4bc9 - std::sys::backtrace::__rust_end_short_backtrace::h6208cedc1922feda
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x62d3fc4b5c3c - rust_begin_unwind
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x62d3fc207120 - core::panicking::panic_fmt::h0c3082644d1bf418
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:74:14
[INFO] [stdout]   18:     0x62d3fc2074eb - core::panicking::assert_failed_inner::h2ddf1fcc067fa858
[INFO] [stdout]   19:     0x62d3fc22aa82 - core::panicking::assert_failed::h5d56144f52c0226f
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:367:5
[INFO] [stdout]   20:     0x62d3fc27e76a - cargo::core::package_id::tests::debug::h0691745ec94a885a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cargo/core/package_id.rs:227:9
[INFO] [stdout]   21:     0x62d3fc27df77 - cargo::core::package_id::tests::debug::{{closure}}::h4312a3618ed0bad7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cargo/core/package_id.rs:214:15
[INFO] [stdout]   22:     0x62d3fc243756 - core::ops::function::FnOnce::call_once::h41636cb0f087d258
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x62d3fc2cba8b - core::ops::function::FnOnce::call_once::h109cf8051a59b34e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x62d3fc2cba8b - test::__rust_begin_short_backtrace::hf4fff89d377446ba
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:621:18
[INFO] [stdout]   25:     0x62d3fc2cb2c7 - test::run_test_in_process::{{closure}}::h0e39181dd7ee5a43
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:60
[INFO] [stdout]   26:     0x62d3fc2cb2c7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc5a66a30f0bdfd1f
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x62d3fc2cb2c7 - std::panicking::try::do_call::h873b7cf639554a5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   28:     0x62d3fc2cb2c7 - std::panicking::try::hdb19862fad9c8bd1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   29:     0x62d3fc2cb2c7 - std::panic::catch_unwind::h281fe732d236d260
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   30:     0x62d3fc2cb2c7 - test::run_test_in_process::h949b6df8457ed338
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:27
[INFO] [stdout]   31:     0x62d3fc2cb2c7 - test::run_test::{{closure}}::h52c556a6d4740e10
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:565:43
[INFO] [stdout]   32:     0x62d3fc2905a4 - test::run_test::{{closure}}::h4237f6381c45ccb9
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:595:41
[INFO] [stdout]   33:     0x62d3fc2905a4 - std::sys::backtrace::__rust_begin_short_backtrace::h505c97a579eca628
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   34:     0x62d3fc293c6e - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h9e86b2e2bc107ea3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:538:17
[INFO] [stdout]   35:     0x62d3fc293c6e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8b06ddb275ff4a25
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x62d3fc293c6e - std::panicking::try::do_call::hb26ecd7cd9a9355d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   37:     0x62d3fc293c6e - std::panicking::try::h8ddeca9d705f9069
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   38:     0x62d3fc293c6e - std::panic::catch_unwind::h49e1c33078844c46
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   39:     0x62d3fc293c6e - std::thread::Builder::spawn_unchecked_::{{closure}}::h6073db6ff56ad35d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:537:30
[INFO] [stdout]   40:     0x62d3fc293c6e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2c5a5f3779c774f1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x62d3fc4b9fcb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf75717d9f28faebf
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   42:     0x62d3fc4b9fcb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7bd883a5f3c5f3c1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   43:     0x62d3fc4b9fcb - std::sys::pal::unix::thread::Thread::new::thread_start::hcc78f3943333fa94
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   44:     0x7faec886aac3 - <unknown>
[INFO] [stdout]   45:     0x7faec88fba04 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     core::package_id::tests::debug
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 24 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.05s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "9e57a1c9e4870e9c9b28a0ac9f86ca03fc479724144c7b8f1f05396386064b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e57a1c9e4870e9c9b28a0ac9f86ca03fc479724144c7b8f1f05396386064b25", kill_on_drop: false }`
[INFO] [stdout] 9e57a1c9e4870e9c9b28a0ac9f86ca03fc479724144c7b8f1f05396386064b25
