[INFO] fetching crate ifcfg 0.1.2...
[INFO] checking ifcfg-0.1.2 against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] extracting crate ifcfg 0.1.2 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate ifcfg 0.1.2
[INFO] finished tweaking crates.io crate ifcfg 0.1.2
[INFO] tweaked toml for crates.io crate ifcfg 0.1.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ifcfg 0.1.2 on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ifcfg 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:23:12
[INFO] [stderr]    |
[INFO] [stderr] 23 | homepage = "https://github.com/marirs/ifcfg-rs"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 28 | repository = "https://github.com/marirs/ifcfg-rs"
[INFO] [stderr]    |              ------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `ifcfg` (manifest) generated 2 warnings
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.124
[INFO] [stderr]   Downloaded utf8-ranges v1.0.4
[INFO] [stderr]   Downloaded ucd-util v0.1.8
[INFO] [stderr]   Downloaded memchr v2.3.4
[INFO] [stderr]   Downloaded handlebars v0.29.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.24
[INFO] [stderr]   Downloaded pest v0.3.3
[INFO] [stderr]   Downloaded cc v1.0.67
[INFO] [stderr]   Downloaded serde v1.0.124
[INFO] [stderr]   Downloaded serde_json v1.0.64
[INFO] [stderr]   Downloaded syn v1.0.63
[INFO] [stderr]   Downloaded libc v0.2.88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 688888f8654ac6f0ad513e51df6db8700e0abea0e49dc436d8e87369a6500285
[INFO] running `Command { std: "docker" "start" "688888f8654ac6f0ad513e51df6db8700e0abea0e49dc436d8e87369a6500285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "688888f8654ac6f0ad513e51df6db8700e0abea0e49dc436d8e87369a6500285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "688888f8654ac6f0ad513e51df6db8700e0abea0e49dc436d8e87369a6500285" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "688888f8654ac6f0ad513e51df6db8700e0abea0e49dc436d8e87369a6500285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "688888f8654ac6f0ad513e51df6db8700e0abea0e49dc436d8e87369a6500285" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:23:12
[INFO] [stderr]    |
[INFO] [stderr] 23 | homepage = "https://github.com/marirs/ifcfg-rs"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 28 | repository = "https://github.com/marirs/ifcfg-rs"
[INFO] [stderr]    |              ------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `ifcfg` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling pest v0.3.3
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]    Compiling handlebars v0.29.1
[INFO] [stderr]    Compiling ifcfg v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> build.rs:119:13
[INFO] [stdout]     |
[INFO] [stdout] 119 |     IoError(io::Error),
[INFO] [stdout]     |     ------- ^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 119 -     IoError(io::Error),
[INFO] [stdout] 119 +     IoError(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> build.rs:120:19
[INFO] [stdout]     |
[INFO] [stdout] 120 |     TemplateError(hbs::TemplateError),
[INFO] [stdout]     |     ------------- ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 120 -     TemplateError(hbs::TemplateError),
[INFO] [stdout] 120 +     TemplateError(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> build.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 |     RenderError(hbs::RenderError),
[INFO] [stdout]     |     ----------- ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 121 -     RenderError(hbs::RenderError),
[INFO] [stdout] 121 +     RenderError(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `wasi`
[INFO] [stdout]   --> src/unix/constants.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | target_env = "wasi",
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: `wasi` is an expected value for `target_os`
[INFO] [stdout]    |
[INFO] [stdout] 19 - target_env = "wasi",
[INFO] [stdout] 19 + target_os = "wasi",
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `wasi`
[INFO] [stdout]   --> src/unix/constants.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | target_env = "wasi",
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: `wasi` is an expected value for `target_os`
[INFO] [stdout]    |
[INFO] [stdout] 19 - target_env = "wasi",
[INFO] [stdout] 19 + target_os = "wasi",
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: declarations returning `c_void` are not compatible with C functions returning `void`
[INFO] [stdout]   --> src/unix/ffi.rs:54:46
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn freeifaddrs(ifa: *mut ifaddrs) -> c_void;
[INFO] [stdout]    |                                          ----^^^^^^
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: remove the return type to implicitly return `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: returning `()` in Rust is equivalent to returning `void` in C
[INFO] [stdout]    = note: `c_void` is only used through raw pointers for compatibility with `void` pointers
[INFO] [stdout]    = note: `#[warn(c_void_returns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: declarations returning `c_void` are not compatible with C functions returning `void`
[INFO] [stdout]   --> src/unix/ffi.rs:54:46
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn freeifaddrs(ifa: *mut ifaddrs) -> c_void;
[INFO] [stdout]    |                                          ----^^^^^^
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: remove the return type to implicitly return `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: returning `()` in Rust is equivalent to returning `void` in C
[INFO] [stdout]    = note: `c_void` is only used through raw pointers for compatibility with `void` pointers
[INFO] [stdout]    = note: `#[warn(c_void_returns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 19.42s
[INFO] running `Command { std: "docker" "inspect" "688888f8654ac6f0ad513e51df6db8700e0abea0e49dc436d8e87369a6500285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "688888f8654ac6f0ad513e51df6db8700e0abea0e49dc436d8e87369a6500285", kill_on_drop: false }`
[INFO] [stdout] 688888f8654ac6f0ad513e51df6db8700e0abea0e49dc436d8e87369a6500285
