[INFO] fetching crate drogue-mpu-6050 0.1.0...
[INFO] checking drogue-mpu-6050-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate drogue-mpu-6050 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate drogue-mpu-6050 0.1.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate drogue-mpu-6050 0.1.0
[INFO] finished tweaking crates.io crate drogue-mpu-6050 0.1.0
[INFO] tweaked toml for crates.io crate drogue-mpu-6050 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 33 packages
[INFO] [stderr]       Adding aligned v0.3.5 (latest: v0.4.2)
[INFO] [stderr]       Adding as-slice v0.1.5 (latest: v0.2.1)
[INFO] [stderr]       Adding bare-metal v0.2.5 (latest: v1.0.0)
[INFO] [stderr]       Adding bitfield v0.13.2 (latest: v0.14.0)
[INFO] [stderr]       Adding cortex-m v0.6.7 (latest: v0.7.7)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (latest: v1.0.0)
[INFO] [stderr]       Adding embedded-time v0.10.1 (latest: v0.12.1)
[INFO] [stderr]       Adding generic-array v0.12.4 (latest: v1.0.0)
[INFO] [stderr]       Adding generic-array v0.13.3 (latest: v1.0.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding nb v0.1.3 (latest: v1.1.0)
[INFO] [stderr]       Adding num v0.3.1 (latest: v0.4.1)
[INFO] [stderr]       Adding num-complex v0.3.1 (latest: v0.4.5)
[INFO] [stderr]       Adding num-rational v0.3.2 (latest: v0.4.1)
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.22)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-time v0.10.1
[INFO] [stderr]   Downloaded num-rational v0.3.2
[INFO] [stderr]   Downloaded drogue-embedded-timer v0.2.1
[INFO] [stderr]   Downloaded num-complex v0.3.1
[INFO] [stderr]   Downloaded num v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61b92cc3b660c1d4e4712f795b0d49644f7cb5cf6b03d8f317d33e10d8330c5f
[INFO] running `Command { std: "docker" "start" "-a" "61b92cc3b660c1d4e4712f795b0d49644f7cb5cf6b03d8f317d33e10d8330c5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61b92cc3b660c1d4e4712f795b0d49644f7cb5cf6b03d8f317d33e10d8330c5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61b92cc3b660c1d4e4712f795b0d49644f7cb5cf6b03d8f317d33e10d8330c5f", kill_on_drop: false }`
[INFO] [stdout] 61b92cc3b660c1d4e4712f795b0d49644f7cb5cf6b03d8f317d33e10d8330c5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c12fd78ba96eec3cc051aeca64368351fc5c9e909da08c117a4baf3c73ca3788
[INFO] running `Command { std: "docker" "start" "-a" "c12fd78ba96eec3cc051aeca64368351fc5c9e909da08c117a4baf3c73ca3788", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking cortex-m v0.7.7
[INFO] [stderr]     Checking cortex-m v0.6.7
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking embedded-time v0.10.1
[INFO] [stderr]     Checking drogue-embedded-timer v0.2.1
[INFO] [stderr]     Checking drogue-mpu-6050 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::marker::PhantomData`
[INFO] [stdout]   --> src/sensor.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use core::marker::PhantomData;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::marker::PhantomData`
[INFO] [stdout]   --> src/sensor.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use core::marker::PhantomData;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/sensor.rs:109:18
[INFO] [stdout]     |
[INFO] [stdout] 109 |         value |= (1 << 7);
[INFO] [stdout]     |                  ^      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 109 -         value |= (1 << 7);
[INFO] [stdout] 109 +         value |= 1 << 7;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/sensor.rs:118:18
[INFO] [stdout]     |
[INFO] [stdout] 118 |         value |= (1 << 0);
[INFO] [stdout]     |                  ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 118 -         value |= (1 << 0);
[INFO] [stdout] 118 +         value |= 1 << 0;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/sensor.rs:142:18
[INFO] [stdout]     |
[INFO] [stdout] 142 |         value |= ((scale as u8) << 3);
[INFO] [stdout]     |                  ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 142 -         value |= ((scale as u8) << 3);
[INFO] [stdout] 142 +         value |= (scale as u8) << 3;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/sensor.rs:148:18
[INFO] [stdout]     |
[INFO] [stdout] 148 |         value |= ((scale as u8) << 3);
[INFO] [stdout]     |                  ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 148 -         value |= ((scale as u8) << 3);
[INFO] [stdout] 148 +         value |= (scale as u8) << 3;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/sensor.rs:158:18
[INFO] [stdout]     |
[INFO] [stdout] 158 |         value |= (filter as u8);
[INFO] [stdout]     |                  ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 158 -         value |= (filter as u8);
[INFO] [stdout] 158 +         value |= filter as u8;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/sensor.rs:164:18
[INFO] [stdout]     |
[INFO] [stdout] 164 |         value |= (1 << 2);
[INFO] [stdout]     |                  ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 164 -         value |= (1 << 2);
[INFO] [stdout] 164 +         value |= 1 << 2;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/sensor.rs:170:18
[INFO] [stdout]     |
[INFO] [stdout] 170 |         value |= (1 << 6);
[INFO] [stdout]     |                  ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 170 -         value |= (1 << 6);
[INFO] [stdout] 170 +         value |= 1 << 6;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/sensor.rs:178:18
[INFO] [stdout]     |
[INFO] [stdout] 178 |         value |= (1 << 7);
[INFO] [stdout]     |                  ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 178 -         value |= (1 << 7);
[INFO] [stdout] 178 +         value |= 1 << 7;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/sensor.rs:192:18
[INFO] [stdout]     |
[INFO] [stdout] 192 |         value |= (1 << 3);
[INFO] [stdout]     |                  ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 192 -         value |= (1 << 3);
[INFO] [stdout] 192 +         value |= 1 << 3;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/fifo.rs:36:33
[INFO] [stdout]    |
[INFO] [stdout] 36 |         if self.temp  { byte |= (1 << 7) }
[INFO] [stdout]    |                                 ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 36 -         if self.temp  { byte |= (1 << 7) }
[INFO] [stdout] 36 +         if self.temp  { byte |= 1 << 7 }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/fifo.rs:37:33
[INFO] [stdout]    |
[INFO] [stdout] 37 |         if self.xg    { byte |= (1 << 6) }
[INFO] [stdout]    |                                 ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 37 -         if self.xg    { byte |= (1 << 6) }
[INFO] [stdout] 37 +         if self.xg    { byte |= 1 << 6 }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/fifo.rs:38:33
[INFO] [stdout]    |
[INFO] [stdout] 38 |         if self.yg    { byte |= (1 << 5) }
[INFO] [stdout]    |                                 ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -         if self.yg    { byte |= (1 << 5) }
[INFO] [stdout] 38 +         if self.yg    { byte |= 1 << 5 }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/fifo.rs:39:33
[INFO] [stdout]    |
[INFO] [stdout] 39 |         if self.zg    { byte |= (1 << 4) }
[INFO] [stdout]    |                                 ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 39 -         if self.zg    { byte |= (1 << 4) }
[INFO] [stdout] 39 +         if self.zg    { byte |= 1 << 4 }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/fifo.rs:40:33
[INFO] [stdout]    |
[INFO] [stdout] 40 |         if self.accel { byte |= (1 << 3) }
[INFO] [stdout]    |                                 ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -         if self.accel { byte |= (1 << 3) }
[INFO] [stdout] 40 +         if self.accel { byte |= 1 << 3 }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/fifo.rs:41:33
[INFO] [stdout]    |
[INFO] [stdout] 41 |         if self.slv2  { byte |= (1 << 2) }
[INFO] [stdout]    |                                 ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 41 -         if self.slv2  { byte |= (1 << 2) }
[INFO] [stdout] 41 +         if self.slv2  { byte |= 1 << 2 }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/fifo.rs:42:33
[INFO] [stdout]    |
[INFO] [stdout] 42 |         if self.slv1  { byte |= (1 << 1) }
[INFO] [stdout]    |                                 ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 42 -         if self.slv1  { byte |= (1 << 1) }
[INFO] [stdout] 42 +         if self.slv1  { byte |= 1 << 1 }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/fifo.rs:43:33
[INFO] [stdout]    |
[INFO] [stdout] 43 |         if self.slv0  { byte |= (1 << 0) }
[INFO] [stdout]    |                                 ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 43 -         if self.slv0  { byte |= (1 << 0) }
[INFO] [stdout] 43 +         if self.slv0  { byte |= 1 << 0 }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/sensor.rs:109:18
[INFO] [stdout]     |
[INFO] [stdout] 109 |         value |= (1 << 7);
[INFO] [stdout]     |                  ^      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 109 -         value |= (1 << 7);
[INFO] [stdout] 109 +         value |= 1 << 7;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/sensor.rs:118:18
[INFO] [stdout]     |
[INFO] [stdout] 118 |         value |= (1 << 0);
[INFO] [stdout]     |                  ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 118 -         value |= (1 << 0);
[INFO] [stdout] 118 +         value |= 1 << 0;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/sensor.rs:142:18
[INFO] [stdout]     |
[INFO] [stdout] 142 |         value |= ((scale as u8) << 3);
[INFO] [stdout]     |                  ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 142 -         value |= ((scale as u8) << 3);
[INFO] [stdout] 142 +         value |= (scale as u8) << 3;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/sensor.rs:148:18
[INFO] [stdout]     |
[INFO] [stdout] 148 |         value |= ((scale as u8) << 3);
[INFO] [stdout]     |                  ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 148 -         value |= ((scale as u8) << 3);
[INFO] [stdout] 148 +         value |= (scale as u8) << 3;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/sensor.rs:158:18
[INFO] [stdout]     |
[INFO] [stdout] 158 |         value |= (filter as u8);
[INFO] [stdout]     |                  ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 158 -         value |= (filter as u8);
[INFO] [stdout] 158 +         value |= filter as u8;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/sensor.rs:164:18
[INFO] [stdout]     |
[INFO] [stdout] 164 |         value |= (1 << 2);
[INFO] [stdout]     |                  ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 164 -         value |= (1 << 2);
[INFO] [stdout] 164 +         value |= 1 << 2;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/sensor.rs:170:18
[INFO] [stdout]     |
[INFO] [stdout] 170 |         value |= (1 << 6);
[INFO] [stdout]     |                  ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 170 -         value |= (1 << 6);
[INFO] [stdout] 170 +         value |= 1 << 6;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/sensor.rs:178:18
[INFO] [stdout]     |
[INFO] [stdout] 178 |         value |= (1 << 7);
[INFO] [stdout]     |                  ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 178 -         value |= (1 << 7);
[INFO] [stdout] 178 +         value |= 1 << 7;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/sensor.rs:192:18
[INFO] [stdout]     |
[INFO] [stdout] 192 |         value |= (1 << 3);
[INFO] [stdout]     |                  ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 192 -         value |= (1 << 3);
[INFO] [stdout] 192 +         value |= 1 << 3;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/fifo.rs:36:33
[INFO] [stdout]    |
[INFO] [stdout] 36 |         if self.temp  { byte |= (1 << 7) }
[INFO] [stdout]    |                                 ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 36 -         if self.temp  { byte |= (1 << 7) }
[INFO] [stdout] 36 +         if self.temp  { byte |= 1 << 7 }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/fifo.rs:37:33
[INFO] [stdout]    |
[INFO] [stdout] 37 |         if self.xg    { byte |= (1 << 6) }
[INFO] [stdout]    |                                 ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 37 -         if self.xg    { byte |= (1 << 6) }
[INFO] [stdout] 37 +         if self.xg    { byte |= 1 << 6 }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/fifo.rs:38:33
[INFO] [stdout]    |
[INFO] [stdout] 38 |         if self.yg    { byte |= (1 << 5) }
[INFO] [stdout]    |                                 ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -         if self.yg    { byte |= (1 << 5) }
[INFO] [stdout] 38 +         if self.yg    { byte |= 1 << 5 }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/fifo.rs:39:33
[INFO] [stdout]    |
[INFO] [stdout] 39 |         if self.zg    { byte |= (1 << 4) }
[INFO] [stdout]    |                                 ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 39 -         if self.zg    { byte |= (1 << 4) }
[INFO] [stdout] 39 +         if self.zg    { byte |= 1 << 4 }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/fifo.rs:40:33
[INFO] [stdout]    |
[INFO] [stdout] 40 |         if self.accel { byte |= (1 << 3) }
[INFO] [stdout]    |                                 ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -         if self.accel { byte |= (1 << 3) }
[INFO] [stdout] 40 +         if self.accel { byte |= 1 << 3 }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/fifo.rs:41:33
[INFO] [stdout]    |
[INFO] [stdout] 41 |         if self.slv2  { byte |= (1 << 2) }
[INFO] [stdout]    |                                 ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 41 -         if self.slv2  { byte |= (1 << 2) }
[INFO] [stdout] 41 +         if self.slv2  { byte |= 1 << 2 }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/fifo.rs:42:33
[INFO] [stdout]    |
[INFO] [stdout] 42 |         if self.slv1  { byte |= (1 << 1) }
[INFO] [stdout]    |                                 ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 42 -         if self.slv1  { byte |= (1 << 1) }
[INFO] [stdout] 42 +         if self.slv1  { byte |= 1 << 1 }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/fifo.rs:43:33
[INFO] [stdout]    |
[INFO] [stdout] 43 |         if self.slv0  { byte |= (1 << 0) }
[INFO] [stdout]    |                                 ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 43 -         if self.slv0  { byte |= (1 << 0) }
[INFO] [stdout] 43 +         if self.slv0  { byte |= 1 << 0 }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loops`
[INFO] [stdout]    --> src/sensor.rs:136:39
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub fn calibrate_accel(&mut self, loops: u8) -> Result<(), Error<I2c>> {
[INFO] [stdout]     |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_loops`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/sensor.rs:222:17
[INFO] [stdout]     |
[INFO] [stdout] 222 |         let mut value = self.read_registers(Register::FifoCount_H, &mut buf)?;
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/sensor.rs:222:13
[INFO] [stdout]     |
[INFO] [stdout] 222 |         let mut value = self.read_registers(Register::FifoCount_H, &mut buf)?;
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loops`
[INFO] [stdout]    --> src/sensor.rs:136:39
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub fn calibrate_accel(&mut self, loops: u8) -> Result<(), Error<I2c>> {
[INFO] [stdout]     |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_loops`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/sensor.rs:222:17
[INFO] [stdout]     |
[INFO] [stdout] 222 |         let mut value = self.read_registers(Register::FifoCount_H, &mut buf)?;
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/sensor.rs:222:13
[INFO] [stdout]     |
[INFO] [stdout] 222 |         let mut value = self.read_registers(Register::FifoCount_H, &mut buf)?;
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GyroBiases` is never constructed
[INFO] [stdout]   --> src/gyro.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct GyroBiases {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/sensor.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         self.write_register(Register::PwrMgmt1, value);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let _ = self.write_register(Register::PwrMgmt1, value);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/firmware_loader.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         self.set_bank(bank);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let _ = self.set_bank(bank);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GyroBiases` is never constructed
[INFO] [stdout]   --> src/gyro.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct GyroBiases {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/sensor.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         self.write_register(Register::PwrMgmt1, value);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let _ = self.write_register(Register::PwrMgmt1, value);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/firmware_loader.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         self.set_bank(bank);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let _ = self.set_bank(bank);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `Command { std: "docker" "inspect" "c12fd78ba96eec3cc051aeca64368351fc5c9e909da08c117a4baf3c73ca3788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c12fd78ba96eec3cc051aeca64368351fc5c9e909da08c117a4baf3c73ca3788", kill_on_drop: false }`
[INFO] [stdout] c12fd78ba96eec3cc051aeca64368351fc5c9e909da08c117a4baf3c73ca3788
[INFO] checking drogue-mpu-6050-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate drogue-mpu-6050 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate drogue-mpu-6050 0.1.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate drogue-mpu-6050 0.1.0
[INFO] finished tweaking crates.io crate drogue-mpu-6050 0.1.0
[INFO] tweaked toml for crates.io crate drogue-mpu-6050 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 447bff5cf78fe2eeedcdae3e7ed8242251ee5637eddfcf2ef7e8f6f0ed6315c5
[INFO] running `Command { std: "docker" "start" "-a" "447bff5cf78fe2eeedcdae3e7ed8242251ee5637eddfcf2ef7e8f6f0ed6315c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "447bff5cf78fe2eeedcdae3e7ed8242251ee5637eddfcf2ef7e8f6f0ed6315c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "447bff5cf78fe2eeedcdae3e7ed8242251ee5637eddfcf2ef7e8f6f0ed6315c5", kill_on_drop: false }`
[INFO] [stdout] 447bff5cf78fe2eeedcdae3e7ed8242251ee5637eddfcf2ef7e8f6f0ed6315c5
[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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee5c2663ffa3574c1f6be491701dbbe3670a2a8b5bd296f7a5d21be6a8eaa5fd
[INFO] running `Command { std: "docker" "start" "-a" "ee5c2663ffa3574c1f6be491701dbbe3670a2a8b5bd296f7a5d21be6a8eaa5fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking cortex-m v0.7.7
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.7/src/call_asm.rs:19:21
[INFO] [stdout]     |
[INFO] [stdout] 19  |                     $func($($args),*)
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^ cannot satisfy `_ -> _`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.7/src/asm.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout] 189 |     call_asm!(__bootstrap(msp: u32, rv: u32) -> !);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `call_asm` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aligned v0.3.5
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cortex-m` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ee5c2663ffa3574c1f6be491701dbbe3670a2a8b5bd296f7a5d21be6a8eaa5fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee5c2663ffa3574c1f6be491701dbbe3670a2a8b5bd296f7a5d21be6a8eaa5fd", kill_on_drop: false }`
[INFO] [stdout] ee5c2663ffa3574c1f6be491701dbbe3670a2a8b5bd296f7a5d21be6a8eaa5fd