[INFO] fetching crate stm32-fmc 0.4.0...
[INFO] checking stm32-fmc-0.4.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate stm32-fmc 0.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate stm32-fmc 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate stm32-fmc 0.4.0
[INFO] tweaked toml for crates.io crate stm32-fmc 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stm32-fmc 0.4.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding defmt v0.3.100 (available: v1.0.1)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] bcd6bcf65aee43f32ae60dc760795a9387e7461e0e7132066785c871d931b0b2
[INFO] running `Command { std: "docker" "start" "-a" "bcd6bcf65aee43f32ae60dc760795a9387e7461e0e7132066785c871d931b0b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcd6bcf65aee43f32ae60dc760795a9387e7461e0e7132066785c871d931b0b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcd6bcf65aee43f32ae60dc760795a9387e7461e0e7132066785c871d931b0b2", kill_on_drop: false }`
[INFO] [stdout] bcd6bcf65aee43f32ae60dc760795a9387e7461e0e7132066785c871d931b0b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 72b5495e89add5ecea49e8c1d4ca668c45dac270a4a2d99f7af93be1a630f0f9
[INFO] running `Command { std: "docker" "start" "-a" "72b5495e89add5ecea49e8c1d4ca668c45dac270a4a2d99f7af93be1a630f0f9", kill_on_drop: false }`
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]     Checking stm32-fmc v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `nosync`
[INFO] [stdout]   --> src/ral/peripherals/fmc.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[cfg(not(feature = "nosync"))]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `defmt`, `log`, `nand`, `sdram`, and `trace-register-values`
[INFO] [stdout]    = help: consider adding `nosync` as a feature in `Cargo.toml`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `nosync`
[INFO] [stdout]   --> src/ral/peripherals/fmc.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[cfg(not(feature = "nosync"))]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `defmt`, `log`, `nand`, `sdram`, and `trace-register-values`
[INFO] [stdout]    = help: consider adding `nosync` as a feature in `Cargo.toml`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `nosync`
[INFO] [stdout]     --> src/ral/peripherals/fmc.rs:2182:11
[INFO] [stdout]      |
[INFO] [stdout] 2182 | #[cfg(not(feature = "nosync"))]
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`, `defmt`, `log`, `nand`, `sdram`, and `trace-register-values`
[INFO] [stdout]      = help: consider adding `nosync` as a feature in `Cargo.toml`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `nosync`
[INFO] [stdout]     --> src/ral/peripherals/fmc.rs:2182:11
[INFO] [stdout]      |
[INFO] [stdout] 2182 | #[cfg(not(feature = "nosync"))]
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`, `defmt`, `log`, `nand`, `sdram`, and `trace-register-values`
[INFO] [stdout]      = help: consider adding `nosync` as a feature in `Cargo.toml`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `nosync`
[INFO] [stdout]     --> src/ral/peripherals/fmc.rs:2187:11
[INFO] [stdout]      |
[INFO] [stdout] 2187 | #[cfg(not(feature = "nosync"))]
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`, `defmt`, `log`, `nand`, `sdram`, and `trace-register-values`
[INFO] [stdout]      = help: consider adding `nosync` as a feature in `Cargo.toml`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `rtic`
[INFO] [stdout]     --> src/ral/peripherals/fmc.rs:2195:7
[INFO] [stdout]      |
[INFO] [stdout] 2195 | #[cfg(feature = "rtic")]
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`, `defmt`, `log`, `nand`, `sdram`, and `trace-register-values`
[INFO] [stdout]      = help: consider adding `rtic` as a feature in `Cargo.toml`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `read_reg`
[INFO] [stdout]  --> src/ral/mod.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use crate::{modify_reg, read_reg, write_reg};
[INFO] [stdout]   |                             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `nosync`
[INFO] [stdout]     --> src/ral/peripherals/fmc.rs:2187:11
[INFO] [stdout]      |
[INFO] [stdout] 2187 | #[cfg(not(feature = "nosync"))]
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`, `defmt`, `log`, `nand`, `sdram`, and `trace-register-values`
[INFO] [stdout]      = help: consider adding `nosync` as a feature in `Cargo.toml`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `rtic`
[INFO] [stdout]     --> src/ral/peripherals/fmc.rs:2195:7
[INFO] [stdout]      |
[INFO] [stdout] 2195 | #[cfg(feature = "rtic")]
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected values for `feature` are: `default`, `defmt`, `log`, `nand`, `sdram`, and `trace-register-values`
[INFO] [stdout]      = help: consider adding `rtic` as a feature in `Cargo.toml`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `read_reg`
[INFO] [stdout]  --> src/ral/mod.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use crate::{modify_reg, read_reg, write_reg};
[INFO] [stdout]   |                             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/sdram.rs:307:28
[INFO] [stdout]     |
[INFO] [stdout] 307 |             delay.delay_us(startup_delay_us.try_into().unwrap());
[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<u32, Infallible>
[INFO] [stdout]    --> src/sdram.rs:307:28
[INFO] [stdout]     |
[INFO] [stdout] 307 |             delay.delay_us(startup_delay_us.try_into().unwrap());
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stm32-fmc` (lib test) due to 1 previous error; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `stm32-fmc` (lib) due to 1 previous error; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "72b5495e89add5ecea49e8c1d4ca668c45dac270a4a2d99f7af93be1a630f0f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72b5495e89add5ecea49e8c1d4ca668c45dac270a4a2d99f7af93be1a630f0f9", kill_on_drop: false }`
[INFO] [stdout] 72b5495e89add5ecea49e8c1d4ca668c45dac270a4a2d99f7af93be1a630f0f9
