[INFO] fetching crate device-driver 1.0.7... [INFO] checking device-driver-1.0.7 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate device-driver 1.0.7 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate device-driver 1.0.7 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate device-driver 1.0.7 [INFO] tweaked toml for crates.io crate device-driver 1.0.7 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate device-driver 1.0.7 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 device-driver 1.0.7 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 324b620ea1f26d6fc1f60210ce490d7372d9a40dd1159f8b2badf64db6e2980c [INFO] running `Command { std: "docker" "start" "-a" "324b620ea1f26d6fc1f60210ce490d7372d9a40dd1159f8b2badf64db6e2980c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "324b620ea1f26d6fc1f60210ce490d7372d9a40dd1159f8b2badf64db6e2980c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "324b620ea1f26d6fc1f60210ce490d7372d9a40dd1159f8b2badf64db6e2980c", kill_on_drop: false }` [INFO] [stdout] 324b620ea1f26d6fc1f60210ce490d7372d9a40dd1159f8b2badf64db6e2980c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f85047997bc0bfb7533467cd1972218bd0de4a44cd0e25c09e49fd061286184b [INFO] running `Command { std: "docker" "start" "-a" "f85047997bc0bfb7533467cd1972218bd0de4a44cd0e25c09e49fd061286184b", kill_on_drop: false }` [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling winnow v0.6.24 [INFO] [stderr] Compiling thiserror v1.0.65 [INFO] [stderr] Compiling serde_json v1.0.128 [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling winnow v0.7.11 [INFO] [stderr] Compiling itoa v1.0.11 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling encoding_rs v0.8.34 [INFO] [stderr] Compiling rustc-hash v2.1.1 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling tap v1.0.1 [INFO] [stderr] Compiling ryu v1.0.18 [INFO] [stderr] Compiling arraydeque v0.5.1 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Compiling wyz v0.5.1 [INFO] [stderr] Compiling anyhow v1.0.98 [INFO] [stderr] Compiling unicode-segmentation v1.10.1 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling syn v2.0.103 [INFO] [stderr] Compiling funty v2.0.0 [INFO] [stderr] Compiling embedded-io-async v0.6.1 [INFO] [stderr] Checking embedded-io v0.6.1 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Compiling itertools v0.14.0 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling convert_case v0.6.0 [INFO] [stderr] Checking getrandom v0.3.3 [INFO] [stderr] Compiling indexmap v2.5.0 [INFO] [stderr] Compiling hashlink v0.9.1 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling num-complex v0.4.6 [INFO] [stderr] Checking rand_core v0.9.3 [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Compiling num-iter v0.1.45 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Compiling yaml-rust2 v0.9.0 [INFO] [stderr] Checking rand v0.9.1 [INFO] [stderr] Compiling askama_parser v0.14.0 [INFO] [stderr] Compiling num-rational v0.4.2 [INFO] [stderr] Compiling serde_spanned v0.6.8 [INFO] [stderr] Compiling toml_datetime v0.6.8 [INFO] [stderr] Compiling miette-derive v7.6.0 [INFO] [stderr] Compiling thiserror-impl v1.0.65 [INFO] [stderr] Compiling toml_edit v0.22.22 [INFO] [stderr] Compiling num v0.4.3 [INFO] [stderr] Compiling miette v7.6.0 [INFO] [stderr] Compiling kdl v6.3.4 [INFO] [stderr] Compiling askama_derive v0.14.0 [INFO] [stderr] Compiling toml v0.8.19 [INFO] [stderr] Compiling dd-manifest-tree v1.0.0 [INFO] [stderr] Compiling askama v0.14.0 [INFO] [stderr] Compiling device-driver-generation v1.0.7 [INFO] [stderr] Compiling device-driver-macros v1.0.7 [INFO] [stderr] Checking device-driver v1.0.7 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/type-conversions.rs:47:1 [INFO] [stdout] | [INFO] [stdout] 47 | / device_driver::create_device!( [INFO] [stdout] 48 | | device_name: MyTestDevice, [INFO] [stdout] 49 | | dsl: { [INFO] [stdout] 50 | | config { [INFO] [stdout] ... | [INFO] [stdout] 93 | | ); [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the macro `device_driver::create_device` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/type-conversions.rs:47:1 [INFO] [stdout] | [INFO] [stdout] 47 | / device_driver::create_device!( [INFO] [stdout] 48 | | device_name: MyTestDevice, [INFO] [stdout] 49 | | dsl: { [INFO] [stdout] 50 | | config { [INFO] [stdout] ... | [INFO] [stdout] 93 | | ); [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `device_driver::create_device` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/basic-buffer.rs:24:95 [INFO] [stdout] | [INFO] [stdout] 24 | fn write(&mut self, address: Self::AddressType, buf: &[u8]) -> Result { [INFO] [stdout] | _______________________________________________________________________________________________^ [INFO] [stdout] 25 | | self.last_address = address; [INFO] [stdout] 26 | | self.last_val = buf.to_vec(); [INFO] [stdout] 27 | | Ok(buf.len()) [INFO] [stdout] 28 | | } [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 [INFO] [stdout] --> tests/basic-buffer.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | Ok(buf.len()) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/basic-buffer.rs:35:98 [INFO] [stdout] | [INFO] [stdout] 35 | fn read(&mut self, address: Self::AddressType, buf: &mut [u8]) -> Result { [INFO] [stdout] | __________________________________________________________________________________________________^ [INFO] [stdout] 36 | | self.last_address = address; [INFO] [stdout] 37 | | let len = self.last_val.len().min(buf.len()); [INFO] [stdout] 38 | | buf[..len].copy_from_slice(&self.last_val[..len]); [INFO] [stdout] 39 | | Ok(len) [INFO] [stdout] 40 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/basic-buffer.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | Ok(len) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/basic-buffer.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | device.wo_buf().write(&[0, 1, 2, 3]).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/basic-buffer.rs:67:15 [INFO] [stdout] | [INFO] [stdout] 67 | let len = device.ro_buf().read(&mut buffer).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `device-driver` (test "type-conversions") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `device-driver` (test "basic-buffer") due to 6 previous errors [INFO] running `Command { std: "docker" "inspect" "f85047997bc0bfb7533467cd1972218bd0de4a44cd0e25c09e49fd061286184b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f85047997bc0bfb7533467cd1972218bd0de4a44cd0e25c09e49fd061286184b", kill_on_drop: false }` [INFO] [stdout] f85047997bc0bfb7533467cd1972218bd0de4a44cd0e25c09e49fd061286184b