[INFO] cloning repository https://github.com/oxidecomputer/progenitor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oxidecomputer/progenitor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foxidecomputer%2Fprogenitor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foxidecomputer%2Fprogenitor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6887b1b5b98115730879864e1303ce4973b919a8
[INFO] checking oxidecomputer/progenitor against try#ed606620234c6b50f2414162c4bbabd5f4a925f3 for pr-147995
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foxidecomputer%2Fprogenitor" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/oxidecomputer/progenitor
[INFO] finished tweaking git repo https://github.com/oxidecomputer/progenitor
[INFO] tweaked toml for git repo https://github.com/oxidecomputer/progenitor written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/oxidecomputer/progenitor on toolchain ed606620234c6b50f2414162c4bbabd5f4a925f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/oxidecomputer/progenitor 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" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "e547d153e608b0231b629577c1c7243664fb0a8eb1d238404be0276008c1ff39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e547d153e608b0231b629577c1c7243664fb0a8eb1d238404be0276008c1ff39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e547d153e608b0231b629577c1c7243664fb0a8eb1d238404be0276008c1ff39", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:120:49
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let metadata = Some(Box::new(metadata)).reduce();
[INFO] [stdout]     |                                                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:140:18
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 .reduce(),
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:173:22
[INFO] [stdout]     |
[INFO] [stdout] 173 |                     .reduce(),
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:210:22
[INFO] [stdout]     |
[INFO] [stdout] 210 |                     .reduce(),
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:234:18
[INFO] [stdout]     |
[INFO] [stdout] 234 |                 .reduce(),
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:257:18
[INFO] [stdout]     |
[INFO] [stdout] 257 |                 .reduce(),
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:120:49
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let metadata = Some(Box::new(metadata)).reduce();
[INFO] [stdout]     |                                                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:140:18
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 .reduce(),
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:173:22
[INFO] [stdout]     |
[INFO] [stdout] 173 |                     .reduce(),
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:210:22
[INFO] [stdout]     |
[INFO] [stdout] 210 |                     .reduce(),
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:234:18
[INFO] [stdout]     |
[INFO] [stdout] 234 |                 .reduce(),
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:257:18
[INFO] [stdout]     |
[INFO] [stdout] 257 |                 .reduce(),
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:120:49
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let metadata = Some(Box::new(metadata)).reduce();
[INFO] [stdout]     |                                                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:140:18
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 .reduce(),
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:173:22
[INFO] [stdout]     |
[INFO] [stdout] 173 |                     .reduce(),
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:210:22
[INFO] [stdout]     |
[INFO] [stdout] 210 |                     .reduce(),
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:234:18
[INFO] [stdout]     |
[INFO] [stdout] 234 |                 .reduce(),
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:257:18
[INFO] [stdout]     |
[INFO] [stdout] 257 |                 .reduce(),
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking progenitor-macro v0.11.2 (/opt/rustwide/workdir/progenitor-macro)
[INFO] [stderr]     Checking hyper-tls v0.6.0
[INFO] [stderr]     Checking reqwest v0.12.24
[INFO] [stderr]     Checking progenitor-client v0.11.2 (/opt/rustwide/workdir/progenitor-client)
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:120:49
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let metadata = Some(Box::new(metadata)).reduce();
[INFO] [stdout]     |                                                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:140:18
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 .reduce(),
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:173:22
[INFO] [stdout]     |
[INFO] [stdout] 173 |                     .reduce(),
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:210:22
[INFO] [stdout]     |
[INFO] [stdout] 210 |                     .reduce(),
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:234:18
[INFO] [stdout]     |
[INFO] [stdout] 234 |                 .reduce(),
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> progenitor-impl/src/to_schema.rs:257:18
[INFO] [stdout]     |
[INFO] [stdout] 257 |                 .reduce(),
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `OptionReduce::reduce(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(option_reduce)]` to the crate attributes to enable `std::option::Option::<T>::reduce`
[INFO] [stdout]    --> progenitor-impl/src/lib.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout]   7 + #![feature(option_reduce)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking progenitor v0.11.2 (/opt/rustwide/workdir/progenitor)
[INFO] [stderr]     Checking cargo-progenitor v0.11.2 (/opt/rustwide/workdir/cargo-progenitor)
[INFO] [stderr]     Checking example-macro v0.0.1 (/opt/rustwide/workdir/example-macro)
[INFO] [stderr]    Compiling example-wasm v0.1.0 (/opt/rustwide/workdir/example-wasm)
[INFO] [stderr]    Compiling example-build v0.0.1 (/opt/rustwide/workdir/example-build)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 19s
[INFO] running `Command { std: "docker" "inspect" "318055172b24d18a10f554ce3359e026c5d39de1fcc7eabfedfcc2ae3943b646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "318055172b24d18a10f554ce3359e026c5d39de1fcc7eabfedfcc2ae3943b646", kill_on_drop: false }`
[INFO] [stdout] 318055172b24d18a10f554ce3359e026c5d39de1fcc7eabfedfcc2ae3943b646
