[INFO] fetching crate cargo-semverver 0.34.0...
[INFO] testing cargo-semverver-0.34.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate cargo-semverver 0.34.0 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate cargo-semverver 0.34.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-90/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
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[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07fa721b9d65bf791e56faec99d79357f6aa8da4917f422bbfff5e14d081b8b5
[INFO] running `Command { std: "docker" "start" "-a" "07fa721b9d65bf791e56faec99d79357f6aa8da4917f422bbfff5e14d081b8b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07fa721b9d65bf791e56faec99d79357f6aa8da4917f422bbfff5e14d081b8b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07fa721b9d65bf791e56faec99d79357f6aa8da4917f422bbfff5e14d081b8b5", kill_on_drop: false }`
[INFO] [stdout] 07fa721b9d65bf791e56faec99d79357f6aa8da4917f422bbfff5e14d081b8b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5409cbeda16414d0f1ce9801d5e2838e8e93eed8449c6f67b965296734fddf85
[INFO] running `Command { std: "docker" "start" "-a" "5409cbeda16414d0f1ce9801d5e2838e8e93eed8449c6f67b965296734fddf85", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde v1.0.127
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[INFO] [stderr]    Compiling matches v0.1.8
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[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
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[INFO] [stderr]    Compiling openssl v0.10.35
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[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling jobserver v0.1.23
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling tar v0.4.35
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling curl-sys v0.4.45+curl-7.78.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling object v0.26.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling sized-chunks v0.1.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling ignore v0.4.18
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling opener v0.3.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_ignored v0.0.4
[INFO] [stderr]    Compiling url_serde v0.2.0
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling rustc_version v0.2.3
[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 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]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[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]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[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]     |                                             ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)`
[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]    |                             ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[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, '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 `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: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 50s
[INFO] running `Command { std: "docker" "inspect" "5409cbeda16414d0f1ce9801d5e2838e8e93eed8449c6f67b965296734fddf85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5409cbeda16414d0f1ce9801d5e2838e8e93eed8449c6f67b965296734fddf85", kill_on_drop: false }`
[INFO] [stdout] 5409cbeda16414d0f1ce9801d5e2838e8e93eed8449c6f67b965296734fddf85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba404b5418fc3e59e530ed61f563c77c86f0bbb19b546d6b25b435bdf87aa6f3
[INFO] running `Command { std: "docker" "start" "-a" "ba404b5418fc3e59e530ed61f563c77c86f0bbb19b546d6b25b435bdf87aa6f3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[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]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[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]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[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]     |                                             ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)`
[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]    |                             ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[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, '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 `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: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling proptest v0.8.7
[INFO] [stderr]    Compiling cargo-semverver v0.34.0 (/opt/rustwide/workdir)
[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]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[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]     |                            ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[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]     |                                ^^^^^^^^^^^^ help: remove these parentheses
[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]     |                                ^^^^^^^^^^^^ help: remove these parentheses
[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]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` 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]  --> 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]    |                                              ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)`
[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]    |                          ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[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]    |                                      ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)`
[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]    |                               ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[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]    |                                ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[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] 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_doc_comments)]` implied by `#[warn(warnings)]`
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[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: 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(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]     |             ^^^^
[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: 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: 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(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]     |                                             ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)`
[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]    |                             ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[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: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() 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] 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: 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(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, '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 `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: 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_must_use)]` implied by `#[warn(warnings)]`
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 47.83s
[INFO] running `Command { std: "docker" "inspect" "ba404b5418fc3e59e530ed61f563c77c86f0bbb19b546d6b25b435bdf87aa6f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba404b5418fc3e59e530ed61f563c77c86f0bbb19b546d6b25b435bdf87aa6f3", kill_on_drop: false }`
[INFO] [stdout] ba404b5418fc3e59e530ed61f563c77c86f0bbb19b546d6b25b435bdf87aa6f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c0fbd531a5247b72bd7784de009c714a1e8668b8f99b8f8efa018b3f3aa1b330
[INFO] running `Command { std: "docker" "start" "-a" "c0fbd531a5247b72bd7784de009c714a1e8668b8f99b8f8efa018b3f3aa1b330", kill_on_drop: false }`
[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]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[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]     |             ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[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]     |                                             ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)`
[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]    |                             ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[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, '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 `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: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[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] 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_doc_comments)]` implied by `#[warn(warnings)]`
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[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: 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(redundant_semicolons)]` implied by `#[warn(warnings)]`
[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]     |             ^^^^
[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: 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: 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(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: 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(explicit_outlives_requirements)]` implied by `#[warn(warnings)]`
[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: 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_must_use)]` implied by `#[warn(warnings)]`
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: `cargo-semverver` (lib) generated 16 warnings
[INFO] [stderr] warning: `cargo-semverver` (lib test) generated 16 warnings (10 duplicates)
[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]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[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]     |                            ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[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]     |                                ^^^^^^^^^^^^ help: remove these parentheses
[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]     |                                ^^^^^^^^^^^^ help: remove these parentheses
[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]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` 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]    |                                              ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)`
[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]    |                          ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[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]    |                                      ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)`
[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]    |                               ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[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]    |                                ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[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: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]     = note: this usage of panic!() 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] 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 15 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo-894ddc37e51ee310)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test sources::registry::escaped_cher_in_json ... ok
[INFO] [stdout] test sources::registry::index::no_hyphen ... ok
[INFO] [stdout] test core::package_id_spec::tests::matching ... ok
[INFO] [stdout] test sources::registry::index::two_hyphen ... ok
[INFO] [stdout] test sources::git::source::test::test_canonicalize_idents_different_protocols ... ok
[INFO] [stdout] test sources::git::source::test::test_url_to_path_ident_without_path ... ok
[INFO] [stdout] test sources::git::source::test::test_url_to_path_ident_with_path ... ok
[INFO] [stdout] test sources::git::source::test::test_canonicalize_idents_by_lowercasing_github_urls ... ok
[INFO] [stdout] test core::package_id::tests::display ... ok
[INFO] [stdout] test core::source::source_id::tests::github_sources_equal ... ok
[INFO] [stdout] test util::dependency_queue::test::deep_first ... ok
[INFO] [stdout] test sources::registry::index::overflow_hyphen ... 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 util::progress::test_progress_status_percentage ... ok
[INFO] [stdout] test util::progress::test_progress_status_too_short ... ok
[INFO] [stdout] test util::progress::test_progress_status ... ok
[INFO] [stdout] test sources::git::source::test::test_canonicalize_cannot_be_a_base_urls ... ok
[INFO] [stderr] warning: spurious network error (2 tries remaining): failed to get 200 response from `Uri`, got 502
[INFO] [stdout] test core::package_id::tests::invalid_version_handled_nicely ... ok
[INFO] [stderr] warning: spurious network error (1 tries remaining): failed to get 200 response from `Uri`, got 501
[INFO] [stdout] test util::network::with_retry_repeats_the_call_then_works ... ok
[INFO] [stderr] warning: spurious network error (2 tries remaining): A second chained error
[INFO] [stderr] warning: spurious network error (1 tries remaining): A non-spurious wrapping err
[INFO] [stdout] test util::network::with_retry_finds_nested_spurious_errors ... ok
[INFO] [stdout] test core::package_id_spec::tests::bad_parsing ... ok
[INFO] [stdout] test core::package_id_spec::tests::good_parsing ... 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 'assertion failed: `(left == right)`
[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}"`', src/cargo/core/package_id.rs:227:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55faafed3580 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x55faafed3580 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55faafed3580 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55faafed3580 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55faafef790c - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x55faafecfc35 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x55faafed584b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55faafed584b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55faafed584b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x55faafed535c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x55faafed5f14 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x55faafed59f7 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x55faafed3a5c - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x55faafed5959 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x55faafbd2771 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x55faafef6228 - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x55faafc14fde - core::panicking::assert_failed::h58407e7a1c5d45cc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x55faafc04bbd - cargo::core::package_id::tests::debug::h6009c3d2ddcdd903
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cargo/core/package_id.rs:227:9
[INFO] [stdout]   18:     0x55faafc0474a - cargo::core::package_id::tests::debug::{{closure}}::h0abb019012e165a5
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cargo/core/package_id.rs:214:5
[INFO] [stdout]   19:     0x55faafc3ebee - core::ops::function::FnOnce::call_once::he2f1bed01745c108
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x55faafca6fb3 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x55faafca6fb3 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x55faafca5a68 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x55faafca5a68 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x55faafca5a68 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x55faafca5a68 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x55faafca5a68 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x55faafca5a68 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x55faafca5a68 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x55faafc741fd - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x55faafc741fd - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x55faafc789c8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x55faafc789c8 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x55faafc789c8 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x55faafc789c8 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x55faafc789c8 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x55faafc789c8 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x55faafc789c8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x55faafedad57 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x55faafedad57 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x55faafedad57 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f28483e4609 - start_thread
[INFO] [stdout]   42:     0x7f28481b4293 - clone
[INFO] [stdout]   43:                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 2.78s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `Command { std: "docker" "inspect" "c0fbd531a5247b72bd7784de009c714a1e8668b8f99b8f8efa018b3f3aa1b330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0fbd531a5247b72bd7784de009c714a1e8668b8f99b8f8efa018b3f3aa1b330", kill_on_drop: false }`
[INFO] [stdout] c0fbd531a5247b72bd7784de009c714a1e8668b8f99b8f8efa018b3f3aa1b330
