[INFO] fetching crate newtypedecl 0.0.0...
[INFO] checking newtypedecl-0.0.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate newtypedecl 0.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate newtypedecl 0.0.0
[INFO] finished tweaking crates.io crate newtypedecl 0.0.0
[INFO] tweaked toml for crates.io crate newtypedecl 0.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate newtypedecl 0.0.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfd60e31f245b1bfed446261033801aa09fff2ac72597de88cfb103ca58af8ac
[INFO] running `Command { std: "docker" "start" "-a" "cfd60e31f245b1bfed446261033801aa09fff2ac72597de88cfb103ca58af8ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfd60e31f245b1bfed446261033801aa09fff2ac72597de88cfb103ca58af8ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfd60e31f245b1bfed446261033801aa09fff2ac72597de88cfb103ca58af8ac", kill_on_drop: false }`
[INFO] [stdout] cfd60e31f245b1bfed446261033801aa09fff2ac72597de88cfb103ca58af8ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de53692a99ca892eec71c1a0b0ac358c4db96e2c75915e16585aee340d846536
[INFO] running `Command { std: "docker" "start" "-a" "de53692a99ca892eec71c1a0b0ac358c4db96e2c75915e16585aee340d846536", kill_on_drop: false }`
[INFO] [stderr]     Checking newtypedecl v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Example` is never constructed
[INFO] [stdout]   --> src/lib.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     struct Example;
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WrapedExample` is never constructed
[INFO] [stdout]   --> src/lib.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |         WrapedExample(Example)
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `newtype` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `take` are never used
[INFO] [stdout]   --> src/lib.rs:19:27
[INFO] [stdout]    |
[INFO] [stdout] 18 |           impl$(<$lifetime>)? $name$(<$lifetime>)? {
[INFO] [stdout]    |           ------------------------- associated functions in this implementation
[INFO] [stdout] 19 |               $pub const fn new(value: $type) -> Self {
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |               $pub const fn take(value: Self) -> $type {
[INFO] [stdout]    |                             ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 | /     newtype!(
[INFO] [stdout] 69 | |         WrapedExample(Example)
[INFO] [stdout] 70 | |     );
[INFO] [stdout]    | |_____- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `newtype` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `take` is never used
[INFO] [stdout]   --> src/lib.rs:23:27
[INFO] [stdout]    |
[INFO] [stdout] 18 |           impl$(<$lifetime>)? $name$(<$lifetime>)? {
[INFO] [stdout]    |           -------------------------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |               $pub const fn take(value: Self) -> $type {
[INFO] [stdout]    |                             ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 | /     newtype!(
[INFO] [stdout] 73 | |         #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stdout] 74 | |         pub Text<'a>(pub &'a str)
[INFO] [stdout] 75 | |     );
[INFO] [stdout]    | |_____- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `newtype` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "de53692a99ca892eec71c1a0b0ac358c4db96e2c75915e16585aee340d846536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de53692a99ca892eec71c1a0b0ac358c4db96e2c75915e16585aee340d846536", kill_on_drop: false }`
[INFO] [stdout] de53692a99ca892eec71c1a0b0ac358c4db96e2c75915e16585aee340d846536