Dec 19 20:30:03.830 INFO checking andrew-d/lenovo-throttling-rust against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 20:30:03.830 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/andrew-d/lenovo-throttling-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:30:04.048 INFO [stdout] dc9c43c8d441293b320c374bb0462f86dd7ee26100a75491eba6113ff17c6fff
Dec 19 20:30:04.052 INFO running `"docker" "start" "-a" "dc9c43c8d441293b320c374bb0462f86dd7ee26100a75491eba6113ff17c6fff"`
Dec 19 20:30:05.051 INFO [stderr]    Compiling libdbus-sys v0.1.3
Dec 19 20:30:05.051 INFO [stderr]     Checking toml v0.4.6
Dec 19 20:30:05.051 INFO [stderr]     Checking crossbeam-channel v0.1.3
Dec 19 20:30:05.051 INFO [stderr]     Checking failure v0.1.2
Dec 19 20:30:06.288 INFO [stderr]     Checking dbus v0.6.2
Dec 19 20:30:09.249 INFO [stderr]     Checking lenovo-throttling-rust v0.1.0 (/opt/crater/workdir)
Dec 19 20:30:09.912 INFO [stderr] warning: method is never used: `mask`
Dec 19 20:30:09.912 INFO [stderr]   --> src/msr.rs:26:5
Dec 19 20:30:09.912 INFO [stderr]    |
Dec 19 20:30:09.912 INFO [stderr] 26 |     pub fn mask(&mut self, mask: (u32, u32)) -> &mut ReadMsrBuilder {
Dec 19 20:30:09.912 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:30:09.912 INFO [stderr]    |
Dec 19 20:30:09.912 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 20:30:09.912 INFO [stderr] 
Dec 19 20:30:09.912 INFO [stderr] warning: method is never used: `read`
Dec 19 20:30:09.912 INFO [stderr]   --> src/msr.rs:47:5
Dec 19 20:30:09.912 INFO [stderr]    |
Dec 19 20:30:09.912 INFO [stderr] 47 |     pub fn read(&self) -> io::Result<Vec<u64>> {
Dec 19 20:30:09.912 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:30:09.912 INFO [stderr] 
Dec 19 20:30:09.912 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 20:30:09.912 INFO [stderr]   --> src/power.rs:50:25
Dec 19 20:30:09.912 INFO [stderr]    |
Dec 19 20:30:09.912 INFO [stderr] 50 |                         send.send(new_state);
Dec 19 20:30:09.912 INFO [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:30:09.912 INFO [stderr]    |
Dec 19 20:30:09.912 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 20:30:09.913 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 20:30:09.913 INFO [stderr] 
Dec 19 20:30:09.913 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 20:30:09.913 INFO [stderr]   --> src/power.rs:93:29
Dec 19 20:30:09.913 INFO [stderr]    |
Dec 19 20:30:09.913 INFO [stderr] 93 |                             sender.send(new_state);
Dec 19 20:30:09.913 INFO [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:30:09.913 INFO [stderr]    |
Dec 19 20:30:09.913 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 20:30:09.913 INFO [stderr] 
Dec 19 20:30:09.976 INFO [stderr] warning: method is never used: `mask`
Dec 19 20:30:09.976 INFO [stderr]   --> src/msr.rs:26:5
Dec 19 20:30:09.976 INFO [stderr]    |
Dec 19 20:30:09.976 INFO [stderr] 26 |     pub fn mask(&mut self, mask: (u32, u32)) -> &mut ReadMsrBuilder {
Dec 19 20:30:09.976 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:30:09.976 INFO [stderr]    |
Dec 19 20:30:09.976 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 20:30:09.976 INFO [stderr] 
Dec 19 20:30:09.976 INFO [stderr] warning: method is never used: `read`
Dec 19 20:30:09.976 INFO [stderr]   --> src/msr.rs:47:5
Dec 19 20:30:09.976 INFO [stderr]    |
Dec 19 20:30:09.976 INFO [stderr] 47 |     pub fn read(&self) -> io::Result<Vec<u64>> {
Dec 19 20:30:09.976 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:30:09.976 INFO [stderr] 
Dec 19 20:30:09.981 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 20:30:09.982 INFO [stderr]   --> src/power.rs:50:25
Dec 19 20:30:09.982 INFO [stderr]    |
Dec 19 20:30:09.982 INFO [stderr] 50 |                         send.send(new_state);
Dec 19 20:30:09.982 INFO [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:30:09.982 INFO [stderr]    |
Dec 19 20:30:09.982 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 20:30:09.982 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 20:30:09.982 INFO [stderr] 
Dec 19 20:30:09.982 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 20:30:09.982 INFO [stderr]   --> src/power.rs:93:29
Dec 19 20:30:09.982 INFO [stderr]    |
Dec 19 20:30:09.982 INFO [stderr] 93 |                             sender.send(new_state);
Dec 19 20:30:09.982 INFO [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:30:09.982 INFO [stderr]    |
Dec 19 20:30:09.982 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 20:30:09.982 INFO [stderr] 
Dec 19 20:30:10.021 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.08s
Dec 19 20:30:10.401 INFO running `"docker" "inspect" "dc9c43c8d441293b320c374bb0462f86dd7ee26100a75491eba6113ff17c6fff"`
Dec 19 20:30:10.535 INFO running `"docker" "rm" "-f" "dc9c43c8d441293b320c374bb0462f86dd7ee26100a75491eba6113ff17c6fff"`
Dec 19 20:30:10.635 INFO [stdout] dc9c43c8d441293b320c374bb0462f86dd7ee26100a75491eba6113ff17c6fff