[INFO] cloning repository https://github.com/packom/pca9956b
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/packom/pca9956b" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpackom%2Fpca9956b", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpackom%2Fpca9956b'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39caa3d850c9187859b75b0cece3caa90d1cdfae
[INFO] checking packom/pca9956b against try#8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f for pr-114559
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpackom%2Fpca9956b" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/packom/pca9956b on toolchain 8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/packom/pca9956b
[INFO] finished tweaking git repo https://github.com/packom/pca9956b
[INFO] tweaked toml for git repo https://github.com/packom/pca9956b written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:a794aa5c983fb35e02fc236d807630e6f52e3c0f8e28bd8809f4f37a08590f0c" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d035429d584f6c5ab7f6f5d4e5335ce67b6a2c2315517cb73ed97a2a01337722
[INFO] running `Command { std: "docker" "start" "-a" "d035429d584f6c5ab7f6f5d4e5335ce67b6a2c2315517cb73ed97a2a01337722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d035429d584f6c5ab7f6f5d4e5335ce67b6a2c2315517cb73ed97a2a01337722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d035429d584f6c5ab7f6f5d4e5335ce67b6a2c2315517cb73ed97a2a01337722", kill_on_drop: false }`
[INFO] [stdout] d035429d584f6c5ab7f6f5d4e5335ce67b6a2c2315517cb73ed97a2a01337722
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:a794aa5c983fb35e02fc236d807630e6f52e3c0f8e28bd8809f4f37a08590f0c" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc260c9f13d16d5cf5e686eb310464fbcfb4db107afe4cdd50bf78d4d6e990c8
[INFO] running `Command { std: "docker" "start" "-a" "cc260c9f13d16d5cf5e686eb310464fbcfb4db107afe4cdd50bf78d4d6e990c8", kill_on_drop: false }`
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[INFO] [stderr]    Compiling i2cdev2 v0.4.0
[INFO] [stderr]     Checking multipart v0.16.1
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.26.0
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[INFO] [stderr]     Checking pca9956b v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 450 |                             let path = unwrap_or_return_if_none!(x.path);
[INFO] [stdout]     |                                        --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 451 |                             let id = unwrap_or_return_if_none!(x.id);
[INFO] [stdout]     |                                      ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 462 |                         ok: unwrap_or_return_if_none!(x.ok),
[INFO] [stdout]     |                             ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 450 |                             let path = unwrap_or_return_if_none!(x.path);
[INFO] [stdout]     |                                        --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 464 |                             let values = unwrap_or_return_if_none!(x.values);
[INFO] [stdout]     |                                          ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 451 |                             let id = unwrap_or_return_if_none!(x.id);
[INFO] [stdout]     |                                      ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 477 |                     OkData::I2cBusOk(unwrap_or_return_if_none!(x.ok))
[INFO] [stdout]     |                                      ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 462 |                         ok: unwrap_or_return_if_none!(x.ok),
[INFO] [stdout]     |                             ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 464 |                             let values = unwrap_or_return_if_none!(x.values);
[INFO] [stdout]     |                                          ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 477 |                     OkData::I2cBusOk(unwrap_or_return_if_none!(x.ok))
[INFO] [stdout]     |                                      ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 450 |                             let path = unwrap_or_return_if_none!(x.path);
[INFO] [stdout]     |                                        --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 451 |                             let id = unwrap_or_return_if_none!(x.id);
[INFO] [stdout]     |                                      ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 462 |                         ok: unwrap_or_return_if_none!(x.ok),
[INFO] [stdout]     |                             ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 464 |                             let values = unwrap_or_return_if_none!(x.values);
[INFO] [stdout]     |                                          ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 477 |                     OkData::I2cBusOk(unwrap_or_return_if_none!(x.ok))
[INFO] [stdout]     |                                      ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 450 |                             let path = unwrap_or_return_if_none!(x.path);
[INFO] [stdout]     |                                        --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 451 |                             let id = unwrap_or_return_if_none!(x.id);
[INFO] [stdout]     |                                      ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 462 |                         ok: unwrap_or_return_if_none!(x.ok),
[INFO] [stdout]     |                             ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 464 |                             let values = unwrap_or_return_if_none!(x.values);
[INFO] [stdout]     |                                          ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/http.rs:324:81
[INFO] [stdout]     |
[INFO] [stdout] 324 |         return Box::new(failed(I2cHandlingError::NoOkInfo(ErroredApi::Unknown)));
[INFO] [stdout]     |                                                                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 477 |                     OkData::I2cBusOk(unwrap_or_return_if_none!(x.ok))
[INFO] [stdout]     |                                      ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `return_none` which comes from the expansion of the macro `unwrap_or_return_if_none` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.73s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.16.1, pca9956b v0.1.3 (/opt/rustwide/workdir), rustc-serialize v0.3.24, traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "cc260c9f13d16d5cf5e686eb310464fbcfb4db107afe4cdd50bf78d4d6e990c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc260c9f13d16d5cf5e686eb310464fbcfb4db107afe4cdd50bf78d4d6e990c8", kill_on_drop: false }`
[INFO] [stdout] cc260c9f13d16d5cf5e686eb310464fbcfb4db107afe4cdd50bf78d4d6e990c8
