[INFO] fetching crate cargo-semverver 0.34.0...
[INFO] testing cargo-semverver-0.34.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate cargo-semverver 0.34.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate cargo-semverver 0.34.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded url_serde v0.2.0
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[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.9+1.58.0
[INFO] [stderr]   Downloaded crates-io-semverver v0.22.0
[INFO] [stderr]   Downloaded pretty_env_logger v0.3.1
[INFO] [stderr]   Downloaded rustfix v0.4.6
[INFO] [stderr]   Downloaded openssl-src v300.2.1+3.2.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3554a3d07b5ca7a2b45db37175c09dc5362af8e8ea193a04cf62ea6c516e8c2
[INFO] running `Command { std: "docker" "start" "-a" "b3554a3d07b5ca7a2b45db37175c09dc5362af8e8ea193a04cf62ea6c516e8c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3554a3d07b5ca7a2b45db37175c09dc5362af8e8ea193a04cf62ea6c516e8c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3554a3d07b5ca7a2b45db37175c09dc5362af8e8ea193a04cf62ea6c516e8c2", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00fe0b44fad43d75b2b0cf2a5c66ffb26fdd413ae2d53aa3bb2f0a4a68bcbe4f
[INFO] running `Command { std: "docker" "start" "-a" "00fe0b44fad43d75b2b0cf2a5c66ffb26fdd413ae2d53aa3bb2f0a4a68bcbe4f", kill_on_drop: false }`
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[INFO] [stderr]    Compiling pkg-config v0.3.28
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling syn v1.0.109
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[INFO] [stderr]    Compiling unicode-normalization v0.1.22
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[INFO] [stderr]    Compiling curl-sys v0.4.70+curl-8.5.0
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[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling globset v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling openssl-macros v0.1.1
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[INFO] [stderr]    Compiling ignore v0.4.21
[INFO] [stderr]    Compiling failure v0.1.8
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[INFO] [stderr]    Compiling curl v0.4.44
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling semver v0.9.0
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[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling url_serde v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling im-rc v12.3.4
[INFO] [stderr]    Compiling crates-io-semverver v0.22.0
[INFO] [stderr]    Compiling rustfix v0.4.6
[INFO] [stderr]    Compiling git2 v0.8.0
[INFO] [stderr]    Compiling git2-curl v0.9.0
[INFO] [stderr]    Compiling cargo-semverver v0.34.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Metadata`
[INFO] [stdout]   --> src/cargo/core/compiler/context/mod.rs:28:35
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub use self::compilation_files::{Metadata, OutputFile};
[INFO] [stdout]    |                                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/cargo/core/features.rs:153:1
[INFO] [stdout]     |
[INFO] [stdout] 153 | / /// A listing of all features in Cargo
[INFO] [stdout] 154 | | ///
[INFO] [stdout] 155 | | /// "look here"
[INFO] [stdout] 156 | | ///
[INFO] [stdout] ...   |
[INFO] [stdout] 162 | | /// character is translated to `-` when specified in the `cargo-features`
[INFO] [stdout] 163 | | /// manifest entry in `Cargo.toml`.
[INFO] [stdout]     | |_----------------------------------^
[INFO] [stdout]     |   |
[INFO] [stdout]     |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `EncodableDependency`, `EncodablePackageId`, `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`, `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: 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: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/cargo/util/errors.rs:310:13
[INFO] [stdout]     |
[INFO] [stdout] 310 |         use libc;
[INFO] [stdout]     |             ^^^^ the item `libc` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `OsStr` is imported redundantly
[INFO] [stdout]    --> src/cargo/util/paths.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 2   | use std::ffi::{OsStr, OsString};
[INFO] [stdout]     |                ----- the item `OsStr` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 218 |     use std::ffi::OsStr;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/cargo/core/source/source_id.rs:8:37
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::atomic::{AtomicBool, ATOMIC_BOOL_INIT};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/cargo/core/source/source_id.rs:196:45
[INFO] [stdout]     |
[INFO] [stdout] 196 |                 static WARNED: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]     |
[INFO] [stdout] 196 |                 static WARNED: AtomicBool = AtomicBool::new(false);
[INFO] [stdout]     |                                             ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `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 `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: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "00fe0b44fad43d75b2b0cf2a5c66ffb26fdd413ae2d53aa3bb2f0a4a68bcbe4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00fe0b44fad43d75b2b0cf2a5c66ffb26fdd413ae2d53aa3bb2f0a4a68bcbe4f", kill_on_drop: false }`
[INFO] [stdout] 00fe0b44fad43d75b2b0cf2a5c66ffb26fdd413ae2d53aa3bb2f0a4a68bcbe4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05b26fa661bbbdc66b708e03f2452f21872ed4bf3bdcecc930bcaf9aadda1f01
[INFO] running `Command { std: "docker" "start" "-a" "05b26fa661bbbdc66b708e03f2452f21872ed4bf3bdcecc930bcaf9aadda1f01", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[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`, `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`, `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: 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: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/cargo/util/errors.rs:310:13
[INFO] [stdout]     |
[INFO] [stdout] 310 |         use libc;
[INFO] [stdout]     |             ^^^^ the item `libc` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `OsStr` is imported redundantly
[INFO] [stdout]    --> src/cargo/util/paths.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 2   | use std::ffi::{OsStr, OsString};
[INFO] [stdout]     |                ----- the item `OsStr` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 218 |     use std::ffi::OsStr;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/cargo/core/source/source_id.rs:8:37
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::atomic::{AtomicBool, ATOMIC_BOOL_INIT};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/cargo/core/source/source_id.rs:196:45
[INFO] [stdout]     |
[INFO] [stdout] 196 |                 static WARNED: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]     |
[INFO] [stdout] 196 |                 static WARNED: AtomicBool = AtomicBool::new(false);
[INFO] [stdout]     |                                             ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `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 `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: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling rand v0.5.6
[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: the item `libc` is imported redundantly
[INFO] [stdout]    --> tests/testsuite/death.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     use libc;
[INFO] [stdout]     |         ^^^^ the item `libc` is already defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[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`, `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`, `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: 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: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/cargo/util/errors.rs:310:13
[INFO] [stdout]     |
[INFO] [stdout] 310 |         use libc;
[INFO] [stdout]     |             ^^^^ the item `libc` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `OsStr` is imported redundantly
[INFO] [stdout]    --> src/cargo/util/paths.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 2   | use std::ffi::{OsStr, OsString};
[INFO] [stdout]     |                ----- the item `OsStr` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 218 |     use std::ffi::OsStr;
[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: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 `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 `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 `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 `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 `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 `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: 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]     = note: `#[warn(dead_code)]` on by default
[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: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.38s
[INFO] running `Command { std: "docker" "inspect" "05b26fa661bbbdc66b708e03f2452f21872ed4bf3bdcecc930bcaf9aadda1f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05b26fa661bbbdc66b708e03f2452f21872ed4bf3bdcecc930bcaf9aadda1f01", kill_on_drop: false }`
[INFO] [stdout] 05b26fa661bbbdc66b708e03f2452f21872ed4bf3bdcecc930bcaf9aadda1f01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52757a21d6a0315f0fa67df31dc7d4eef805c1ac99b0bace4fe1cb3376cb6d14
[INFO] running `Command { std: "docker" "start" "-a" "52757a21d6a0315f0fa67df31dc7d4eef805c1ac99b0bace4fe1cb3376cb6d14", 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`, `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`, `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: 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: the item `libc` is imported redundantly
[INFO] [stderr]    --> src/cargo/util/errors.rs:310:13
[INFO] [stderr]     |
[INFO] [stderr] 310 |         use libc;
[INFO] [stderr]     |             ^^^^ the item `libc` is already defined here
[INFO] [stderr] 
[INFO] [stderr] warning: the item `OsStr` is imported redundantly
[INFO] [stderr]    --> src/cargo/util/paths.rs:218:9
[INFO] [stderr]     |
[INFO] [stderr] 2   | use std::ffi::{OsStr, OsString};
[INFO] [stderr]     |                ----- the item `OsStr` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 218 |     use std::ffi::OsStr;
[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]  --> 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 `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 `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: 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: 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: `cargo-semverver` (lib) generated 21 warnings (run `cargo fix --lib -p cargo-semverver` to apply 13 suggestions)
[INFO] [stderr] warning: `cargo-semverver` (lib test) generated 21 warnings (15 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: the item `libc` is imported redundantly
[INFO] [stderr]    --> tests/testsuite/death.rs:135:9
[INFO] [stderr]     |
[INFO] [stderr] 135 |     use libc;
[INFO] [stderr]     |         ^^^^ the item `libc` is already defined here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[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 `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 `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 `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 `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: 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]     = note: `#[warn(dead_code)]` on by default
[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 16 warnings (run `cargo fix --test "testsuite"` to apply 9 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/cargo/lib.rs (/opt/rustwide/target/debug/deps/cargo-7af8ed87aa0f06c0)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test core::package_id::tests::display ... ok
[INFO] [stdout] test core::source::source_id::tests::github_sources_equal ... ok
[INFO] [stdout] test sources::git::source::test::test_canonicalize_idents_by_lowercasing_github_urls ... ok
[INFO] [stdout] test core::package_id::tests::invalid_version_handled_nicely ... ok
[INFO] [stdout] test sources::git::source::test::test_canonicalize_idents_different_protocols ... ok
[INFO] [stdout] test core::package_id_spec::tests::matching ... ok
[INFO] [stdout] test sources::git::source::test::test_canonicalize_idents_by_stripping_dot_git ... 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_canonicalize_cannot_be_a_base_urls ... ok
[INFO] [stdout] test sources::git::source::test::test_url_to_path_ident_with_path ... ok
[INFO] [stdout] test core::package_id_spec::tests::good_parsing ... ok
[INFO] [stdout] test core::package_id_spec::tests::bad_parsing ... ok
[INFO] [stdout] test sources::registry::index::two_hyphen ... ok
[INFO] [stdout] test sources::git::source::test::test_url_to_path_ident_without_path ... ok
[INFO] [stdout] test sources::registry::index::overflow_hyphen ... ok
[INFO] [stderr] warning: spurious network error (2 tries remaining): A second chained error
[INFO] [stdout] test util::dependency_queue::test::deep_first ... ok
[INFO] [stderr] warning: spurious network error (1 tries remaining): A non-spurious wrapping err
[INFO] [stdout] test util::progress::test_progress_status ... ok
[INFO] [stdout] test util::progress::test_progress_status_percentage ... ok
[INFO] [stderr] warning: spurious network error (2 tries remaining): failed to get 200 response from `Uri`, got 502
[INFO] [stdout] test sources::registry::escaped_cher_in_json ... ok
[INFO] [stderr] warning: spurious network error (1 tries remaining): failed to get 200 response from `Uri`, got 501
[INFO] [stdout] test sources::registry::index::no_hyphen ... ok
[INFO] [stdout] test util::progress::test_progress_status_too_short ... ok
[INFO] [stdout] test util::network::with_retry_finds_nested_spurious_errors ... ok
[INFO] [stdout] test util::network::with_retry_repeats_the_call_then_works ... 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:     0x558e45ac54dc - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x558e45ac54dc - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x558e45ac54dc - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x558e45ac54dc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x558e45af1670 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x558e45af1670 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x558e45ac2b6f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x558e45ac52c4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x558e45ac52c4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x558e45ac6f87 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x558e45ac6c73 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x558e458dda37 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x558e458dda37 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x558e45ac7598 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x558e45ac7598 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x558e45ac72ee - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x558e45ac59a6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x558e45ac7052 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x558e4581e275 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x558e4581e68b - core::panicking::assert_failed_inner::h0bba8b7c26ee4492
[INFO] [stdout]   20:     0x558e45867372 - core::panicking::assert_failed::h03d795246280c950
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:279:5
[INFO] [stdout]   21:     0x558e4586b35a - cargo::core::package_id::tests::debug::h3512db98d5ed2f6e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cargo/core/package_id.rs:227:9
[INFO] [stdout]   22:     0x558e4586ade7 - cargo::core::package_id::tests::debug::{{closure}}::hcb60eeb52e8a129e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cargo/core/package_id.rs:214:15
[INFO] [stdout]   23:     0x558e45862846 - core::ops::function::FnOnce::call_once::h3e225635dc167756
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x558e458e308f - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x558e458e308f - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   26:     0x558e458e20a5 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   27:     0x558e458e20a5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x558e458e20a5 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x558e458e20a5 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x558e458e20a5 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x558e458e20a5 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   32:     0x558e458e20a5 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   33:     0x558e458aa366 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   34:     0x558e458aa366 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   35:     0x558e458af417 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x558e458af417 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x558e458af417 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x558e458af417 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x558e458af417 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x558e458af417 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x558e458af417 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x558e45acc1a5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   43:     0x558e45acc1a5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   44:     0x558e45acc1a5 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f0c3fc9bac3 - <unknown>
[INFO] [stdout]   46:     0x7f0c3fd2cbf4 - __clone
[INFO] [stdout]   47:                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 0.52s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "52757a21d6a0315f0fa67df31dc7d4eef805c1ac99b0bace4fe1cb3376cb6d14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52757a21d6a0315f0fa67df31dc7d4eef805c1ac99b0bace4fe1cb3376cb6d14", kill_on_drop: false }`
[INFO] [stdout] 52757a21d6a0315f0fa67df31dc7d4eef805c1ac99b0bace4fe1cb3376cb6d14
[INFO] testing cargo-semverver-0.34.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate cargo-semverver 0.34.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate cargo-semverver 0.34.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9504cd1a2863592cad552cf7f1452ec9b92346739a345a98704ea329360c2433
[INFO] running `Command { std: "docker" "start" "-a" "9504cd1a2863592cad552cf7f1452ec9b92346739a345a98704ea329360c2433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9504cd1a2863592cad552cf7f1452ec9b92346739a345a98704ea329360c2433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9504cd1a2863592cad552cf7f1452ec9b92346739a345a98704ea329360c2433", kill_on_drop: false }`
[INFO] [stdout] 9504cd1a2863592cad552cf7f1452ec9b92346739a345a98704ea329360c2433
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0acbb19f760cd895452e2521b7239482bfe1a8d9503da3bd1324a965793f8609
[INFO] running `Command { std: "docker" "start" "-a" "0acbb19f760cd895452e2521b7239482bfe1a8d9503da3bd1324a965793f8609", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling pkg-config v0.3.28
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling unicode-bidi v0.3.14
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling openssl v0.10.62
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
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[INFO] [stderr]    Compiling bstr v1.9.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
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[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.4
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling home v0.3.4
[INFO] [stderr]    Compiling bytesize v1.3.0
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling filetime v0.2.23
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling tar v0.4.40
[INFO] [stderr]    Compiling jobserver v0.1.27
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling tempfile v3.9.0
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[INFO] [stderr]    Compiling openssl-sys v0.9.98
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[INFO] [stderr]    Compiling libnghttp2-sys v0.1.9+1.58.0
[INFO] [stderr]    Compiling curl-sys v0.4.70+curl-8.5.0
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling regex v1.10.2
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[INFO] [stderr]    Compiling failure v0.1.8
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[INFO] [stderr]    Compiling curl v0.4.44
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling semver v0.9.0
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[INFO] [stderr]    Compiling url_serde v0.2.0
[INFO] [stderr]    Compiling serde_ignored v0.0.4
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[INFO] [stderr]    Compiling im-rc v12.3.4
[INFO] [stderr]    Compiling rustfix v0.4.6
[INFO] [stderr]    Compiling crates-io-semverver v0.22.0
[INFO] [stderr]    Compiling git2 v0.8.0
[INFO] [stderr]    Compiling git2-curl v0.9.0
[INFO] [stderr]    Compiling cargo-semverver v0.34.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Metadata`
[INFO] [stdout]   --> src/cargo/core/compiler/context/mod.rs:28:35
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub use self::compilation_files::{Metadata, OutputFile};
[INFO] [stdout]    |                                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/cargo/core/features.rs:153:1
[INFO] [stdout]     |
[INFO] [stdout] 153 | / /// A listing of all features in Cargo
[INFO] [stdout] 154 | | ///
[INFO] [stdout] 155 | | /// "look here"
[INFO] [stdout] 156 | | ///
[INFO] [stdout] ...   |
[INFO] [stdout] 162 | | /// character is translated to `-` when specified in the `cargo-features`
[INFO] [stdout] 163 | | /// manifest entry in `Cargo.toml`.
[INFO] [stdout]     | |_----------------------------------^
[INFO] [stdout]     |   |
[INFO] [stdout]     |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `EncodableDependency`, `EncodablePackageId`, `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`, `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: 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: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/cargo/util/errors.rs:310:13
[INFO] [stdout]     |
[INFO] [stdout] 310 |         use libc;
[INFO] [stdout]     |             ^^^^ the item `libc` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `OsStr` is imported redundantly
[INFO] [stdout]    --> src/cargo/util/paths.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 2   | use std::ffi::{OsStr, OsString};
[INFO] [stdout]     |                ----- the item `OsStr` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 218 |     use std::ffi::OsStr;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/cargo/core/source/source_id.rs:8:37
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::atomic::{AtomicBool, ATOMIC_BOOL_INIT};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/cargo/core/source/source_id.rs:196:45
[INFO] [stdout]     |
[INFO] [stdout] 196 |                 static WARNED: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]     |
[INFO] [stdout] 196 |                 static WARNED: AtomicBool = AtomicBool::new(false);
[INFO] [stdout]     |                                             ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `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 `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: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.13s
[INFO] running `Command { std: "docker" "inspect" "0acbb19f760cd895452e2521b7239482bfe1a8d9503da3bd1324a965793f8609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0acbb19f760cd895452e2521b7239482bfe1a8d9503da3bd1324a965793f8609", kill_on_drop: false }`
[INFO] [stdout] 0acbb19f760cd895452e2521b7239482bfe1a8d9503da3bd1324a965793f8609
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ed2f7eb175758f5c2c62788c4aaf148a1a68e59d9ec13ddeb2e9ee96a58e2ee
[INFO] running `Command { std: "docker" "start" "-a" "0ed2f7eb175758f5c2c62788c4aaf148a1a68e59d9ec13ddeb2e9ee96a58e2ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[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`, `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`, `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: 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: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/cargo/util/errors.rs:310:13
[INFO] [stdout]     |
[INFO] [stdout] 310 |         use libc;
[INFO] [stdout]     |             ^^^^ the item `libc` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `OsStr` is imported redundantly
[INFO] [stdout]    --> src/cargo/util/paths.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 2   | use std::ffi::{OsStr, OsString};
[INFO] [stdout]     |                ----- the item `OsStr` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 218 |     use std::ffi::OsStr;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/cargo/core/source/source_id.rs:8:37
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::atomic::{AtomicBool, ATOMIC_BOOL_INIT};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/cargo/core/source/source_id.rs:196:45
[INFO] [stdout]     |
[INFO] [stdout] 196 |                 static WARNED: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]     |
[INFO] [stdout] 196 |                 static WARNED: AtomicBool = AtomicBool::new(false);
[INFO] [stdout]     |                                             ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `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 `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: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling rand v0.5.6
[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: the item `libc` is imported redundantly
[INFO] [stdout]    --> tests/testsuite/death.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     use libc;
[INFO] [stdout]     |         ^^^^ the item `libc` is already defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[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`, `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`, `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: 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: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/cargo/util/errors.rs:310:13
[INFO] [stdout]     |
[INFO] [stdout] 310 |         use libc;
[INFO] [stdout]     |             ^^^^ the item `libc` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `OsStr` is imported redundantly
[INFO] [stdout]    --> src/cargo/util/paths.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 2   | use std::ffi::{OsStr, OsString};
[INFO] [stdout]     |                ----- the item `OsStr` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 218 |     use std::ffi::OsStr;
[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: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 `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 `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 `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 `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 `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 `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: 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]     = note: `#[warn(dead_code)]` on by default
[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: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.29s
[INFO] running `Command { std: "docker" "inspect" "0ed2f7eb175758f5c2c62788c4aaf148a1a68e59d9ec13ddeb2e9ee96a58e2ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ed2f7eb175758f5c2c62788c4aaf148a1a68e59d9ec13ddeb2e9ee96a58e2ee", kill_on_drop: false }`
[INFO] [stdout] 0ed2f7eb175758f5c2c62788c4aaf148a1a68e59d9ec13ddeb2e9ee96a58e2ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d71c9daa2596ad961c03a6838102d4a5a22f91cc34d63851395fd5955fec68d6
[INFO] running `Command { std: "docker" "start" "-a" "d71c9daa2596ad961c03a6838102d4a5a22f91cc34d63851395fd5955fec68d6", 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`, `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`, `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: 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: the item `libc` is imported redundantly
[INFO] [stderr]    --> src/cargo/util/errors.rs:310:13
[INFO] [stderr]     |
[INFO] [stderr] 310 |         use libc;
[INFO] [stderr]     |             ^^^^ the item `libc` is already defined here
[INFO] [stderr] 
[INFO] [stderr] warning: the item `OsStr` is imported redundantly
[INFO] [stderr]    --> src/cargo/util/paths.rs:218:9
[INFO] [stderr]     |
[INFO] [stderr] 2   | use std::ffi::{OsStr, OsString};
[INFO] [stderr]     |                ----- the item `OsStr` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 218 |     use std::ffi::OsStr;
[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]  --> 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 `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 `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: 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: 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: `cargo-semverver` (lib) generated 21 warnings (run `cargo fix --lib -p cargo-semverver` to apply 13 suggestions)
[INFO] [stderr] warning: `cargo-semverver` (lib test) generated 21 warnings (15 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: the item `libc` is imported redundantly
[INFO] [stderr]    --> tests/testsuite/death.rs:135:9
[INFO] [stderr]     |
[INFO] [stderr] 135 |     use libc;
[INFO] [stderr]     |         ^^^^ the item `libc` is already defined here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[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 `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 `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 `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 `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: 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]     = note: `#[warn(dead_code)]` on by default
[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 16 warnings (run `cargo fix --test "testsuite"` to apply 9 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests src/cargo/lib.rs (/opt/rustwide/target/debug/deps/cargo-7aa002950bbb3e82)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[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 core::package_id_spec::tests::bad_parsing ... ok
[INFO] [stdout] test sources::git::source::test::test_canonicalize_idents_by_stripping_dot_git ... 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_with_path ... ok
[INFO] [stdout] test sources::git::source::test::test_url_to_path_ident_without_path ... ok
[INFO] [stdout] test core::package_id::tests::invalid_version_handled_nicely ... ok
[INFO] [stdout] test core::package_id::tests::display ... ok
[INFO] [stdout] test sources::git::source::test::test_canonicalize_idents_different_protocols ... ok
[INFO] [stdout] test core::package_id_spec::tests::matching ... ok
[INFO] [stdout] test core::package_id_spec::tests::good_parsing ... ok
[INFO] [stdout] test core::source::source_id::tests::github_sources_equal ... ok
[INFO] [stdout] test sources::registry::index::overflow_hyphen ... ok
[INFO] [stderr] warning: spurious network error (2 tries remaining): A second chained error
[INFO] [stdout] test sources::registry::index::no_hyphen ... ok
[INFO] [stderr] warning: spurious network error (1 tries remaining): A non-spurious wrapping err
[INFO] [stdout] test util::dependency_queue::test::deep_first ... ok
[INFO] [stderr] warning: spurious network error (2 tries remaining): failed to get 200 response from `Uri`, got 502
[INFO] [stdout] test util::progress::test_progress_status_percentage ... ok
[INFO] [stderr] warning: spurious network error (1 tries remaining): failed to get 200 response from `Uri`, got 501
[INFO] [stdout] test sources::registry::escaped_cher_in_json ... ok
[INFO] [stdout] test util::progress::test_progress_status_too_short ... ok
[INFO] [stdout] test sources::registry::index::two_hyphen ... ok
[INFO] [stdout] test util::network::with_retry_finds_nested_spurious_errors ... ok
[INFO] [stdout] test util::network::with_retry_repeats_the_call_then_works ... ok
[INFO] [stdout] test util::progress::test_progress_status ... 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:     0x561f76a7df56 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x561f76a7df56 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561f76a7df56 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x561f76a7df56 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x561f76aa93f0 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x561f76aa93f0 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x561f76a7b69f - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x561f76a7dd34 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x561f76a7dd34 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x561f76a7faa7 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x561f76a7f78d - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x561f7688b1d7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x561f7688b1d7 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x561f76a800c6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x561f76a800c6 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x561f76a7fe12 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x561f76a7e456 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x561f76a7fb70 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x561f767c7255 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x561f767c768b - core::panicking::assert_failed_inner::h9f13e27dd63c3a08
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:342:17
[INFO] [stdout]   20:     0x561f767fe932 - core::panicking::assert_failed::h2f03c730e4ae4ea8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:297:5
[INFO] [stdout]   21:     0x561f7681bbba - cargo::core::package_id::tests::debug::h0d81dfe820812db4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cargo/core/package_id.rs:227:9
[INFO] [stdout]   22:     0x561f7681b647 - cargo::core::package_id::tests::debug::{{closure}}::h87bd5a53d7d4cbc5
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cargo/core/package_id.rs:214:15
[INFO] [stdout]   23:     0x561f76836616 - core::ops::function::FnOnce::call_once::h3d8401302a80caec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x561f76890aaf - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x561f76890aaf - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x561f7688f831 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x561f7688f831 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x561f7688f831 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x561f7688f831 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x561f7688f831 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x561f7688f831 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x561f7688f831 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x561f76856b66 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x561f76856b66 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x561f7685bbc7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x561f7685bbc7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x561f7685bbc7 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x561f7685bbc7 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x561f7685bbc7 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x561f7685bbc7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x561f7685bbc7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x561f76a84d15 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x561f76a84d15 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x561f76a84d15 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f645eebbac3 - <unknown>
[INFO] [stdout]   46:     0x7f645ef4cbf4 - __clone
[INFO] [stdout]   47:                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 0.60s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "d71c9daa2596ad961c03a6838102d4a5a22f91cc34d63851395fd5955fec68d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d71c9daa2596ad961c03a6838102d4a5a22f91cc34d63851395fd5955fec68d6", kill_on_drop: false }`
[INFO] [stdout] d71c9daa2596ad961c03a6838102d4a5a22f91cc34d63851395fd5955fec68d6
