[INFO] fetching crate embassy-net-adin1110 0.3.1...
[INFO] checking embassy-net-adin1110-0.3.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate embassy-net-adin1110 0.3.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate embassy-net-adin1110 0.3.1
[INFO] finished tweaking crates.io crate embassy-net-adin1110 0.3.1
[INFO] tweaked toml for crates.io crate embassy-net-adin1110 0.3.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate embassy-net-adin1110 0.3.1 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate embassy-net-adin1110 0.3.1 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8072cc5aa7e8132b52c6291f7eac4c3b04bce3a10bf7affb8011e5cc3d0837c9
[INFO] running `Command { std: "docker" "start" "-a" "8072cc5aa7e8132b52c6291f7eac4c3b04bce3a10bf7affb8011e5cc3d0837c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8072cc5aa7e8132b52c6291f7eac4c3b04bce3a10bf7affb8011e5cc3d0837c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8072cc5aa7e8132b52c6291f7eac4c3b04bce3a10bf7affb8011e5cc3d0837c9", kill_on_drop: false }`
[INFO] [stdout] 8072cc5aa7e8132b52c6291f7eac4c3b04bce3a10bf7affb8011e5cc3d0837c9
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc8e5d1db96d042f17bc72f344630606de8f645ba774b065d241da1b1560c96a
[INFO] running `Command { std: "docker" "start" "-a" "dc8e5d1db96d042f17bc72f344630606de8f645ba774b065d241da1b1560c96a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling embassy-sync v0.7.2
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]    Compiling embassy-time-driver v0.2.1
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking heapless v0.8.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling embedded-hal-bus v0.1.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking embassy-net-driver v0.2.0
[INFO] [stderr]     Checking embassy-time v0.5.0
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking embedded-hal-nb v1.0.0
[INFO] [stderr]     Checking humantime v2.2.0
[INFO] [stderr]     Checking bitfield v0.14.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking embassy-net-driver-channel v0.3.2
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking embassy-net-adin1110 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking embedded-time v0.12.1
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking embedded-hal-mock v0.10.0
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking futures-test v0.3.31
[INFO] [stdout] error: this type will no longer be must used: Result<u16, Infallible>
[INFO] [stdout]    --> src/mdio.rs:129:49
[INFO] [stdout]     |
[INFO] [stdout] 129 |           ) -> Result<super::RegVal, Self::Error> {
[INFO] [stdout]     |  _________________________________________________^
[INFO] [stdout] 130 | |             self.0.push(A::Read(phy_id, reg));
[INFO] [stdout] 131 | |             Ok(0)
[INFO] [stdout] 132 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u16, Infallible>
[INFO] [stdout]    --> src/mdio.rs:129:49
[INFO] [stdout]     |
[INFO] [stdout] 129 |           ) -> Result<super::RegVal, Self::Error> {
[INFO] [stdout]     |  _________________________________________________^
[INFO] [stdout] 130 | |             self.0.push(A::Read(phy_id, reg));
[INFO] [stdout] 131 | |             Ok(0)
[INFO] [stdout] 132 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u16, Infallible>
[INFO] [stdout]    --> src/mdio.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |             Ok(0)
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u16, Infallible>
[INFO] [stdout]    --> src/mdio.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |         mdiobus.read_cl22(0x01, 0x00).await.unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u16, Infallible>
[INFO] [stdout]    --> src/mdio.rs:140:39
[INFO] [stdout]     |
[INFO] [stdout] 140 |         mdiobus.read_cl22(0x01, 0x00).await.unwrap();
[INFO] [stdout]     |                                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u16, Infallible>
[INFO] [stdout]    --> src/mdio.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |         mdiobus.read_cl22(0x01, 0x00).await.unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u16, Infallible>
[INFO] [stdout]    --> src/mdio.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |         mdiobus.read_cl45(0x01, (0xBB, 0x1234)).await.unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u16, Infallible>
[INFO] [stdout]    --> src/mdio.rs:144:49
[INFO] [stdout]     |
[INFO] [stdout] 144 |         mdiobus.read_cl45(0x01, (0xBB, 0x1234)).await.unwrap();
[INFO] [stdout]     |                                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u16, Infallible>
[INFO] [stdout]    --> src/mdio.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |         mdiobus.read_cl45(0x01, (0xBB, 0x1234)).await.unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `embassy-net-adin1110` (lib test) due to 9 previous errors
[INFO] running `Command { std: "docker" "inspect" "dc8e5d1db96d042f17bc72f344630606de8f645ba774b065d241da1b1560c96a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc8e5d1db96d042f17bc72f344630606de8f645ba774b065d241da1b1560c96a", kill_on_drop: false }`
[INFO] [stdout] dc8e5d1db96d042f17bc72f344630606de8f645ba774b065d241da1b1560c96a