[INFO] updating cached repository LogoiLab/rpi
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/LogoiLab/rpi
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/LogoiLab/rpi" "work/ex/beta-1.38-1/sources/1.37.0/gh/LogoiLab/rpi"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/LogoiLab/rpi'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/LogoiLab/rpi" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LogoiLab/rpi"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LogoiLab/rpi'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a21f7939c8eae63975be3e477fffaa9eb32c2ace
[INFO] sha for GitHub repo LogoiLab/rpi: a21f7939c8eae63975be3e477fffaa9eb32c2ace
[INFO] validating manifest of LogoiLab/rpi on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of LogoiLab/rpi on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing LogoiLab/rpi
[INFO] finished frobbing LogoiLab/rpi
[INFO] frobbed toml for LogoiLab/rpi written to work/ex/beta-1.38-1/sources/1.37.0/gh/LogoiLab/rpi/Cargo.toml
[INFO] started frobbing LogoiLab/rpi
[INFO] finished frobbing LogoiLab/rpi
[INFO] frobbed toml for LogoiLab/rpi written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LogoiLab/rpi/Cargo.toml
[INFO] crate LogoiLab/rpi already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing LogoiLab/rpi against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LogoiLab/rpi:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 2ecbb9e0990b447b71d1a178e5340154d87983bbfc79520fcd6384cdd4ede370
[INFO] running `"docker" "start" "-a" "2ecbb9e0990b447b71d1a178e5340154d87983bbfc79520fcd6384cdd4ede370"`
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling sysfs_gpio v0.5.1
[INFO] [stderr]    Compiling rpi v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | /     match error_num {
[INFO] [stderr] 22 | |         0 => led_red.with_exported(|| {
[INFO] [stderr] 23 | |             led_red.set_direction(Direction::Low)?;
[INFO] [stderr] 24 | |             let iterations = duration_ms / period_ms / 2;
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |         _ => Ok(()),
[INFO] [stderr] 59 | |     };
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.64s
[INFO] running `"docker" "inspect" "2ecbb9e0990b447b71d1a178e5340154d87983bbfc79520fcd6384cdd4ede370"`
[INFO] running `"docker" "rm" "-f" "2ecbb9e0990b447b71d1a178e5340154d87983bbfc79520fcd6384cdd4ede370"`
[INFO] [stdout] 2ecbb9e0990b447b71d1a178e5340154d87983bbfc79520fcd6384cdd4ede370
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LogoiLab/rpi:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] ad821cfe0c933f90e7c6a854ff92c967544290242db5b577e50246b31ec96b17
[INFO] running `"docker" "start" "-a" "ad821cfe0c933f90e7c6a854ff92c967544290242db5b577e50246b31ec96b17"`
[INFO] [stderr]    Compiling rpi v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | /     match error_num {
[INFO] [stderr] 22 | |         0 => led_red.with_exported(|| {
[INFO] [stderr] 23 | |             led_red.set_direction(Direction::Low)?;
[INFO] [stderr] 24 | |             let iterations = duration_ms / period_ms / 2;
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |         _ => Ok(()),
[INFO] [stderr] 59 | |     };
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "ad821cfe0c933f90e7c6a854ff92c967544290242db5b577e50246b31ec96b17"`
[INFO] running `"docker" "rm" "-f" "ad821cfe0c933f90e7c6a854ff92c967544290242db5b577e50246b31ec96b17"`
[INFO] [stdout] ad821cfe0c933f90e7c6a854ff92c967544290242db5b577e50246b31ec96b17
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LogoiLab/rpi:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 2effbaadfe60cf93c11c3eb24baadffaee3f1242d6aacc2a70bb4ea6985f6f9e
[INFO] running `"docker" "start" "-a" "2effbaadfe60cf93c11c3eb24baadffaee3f1242d6aacc2a70bb4ea6985f6f9e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rpi-de8085d6b63558c6
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2effbaadfe60cf93c11c3eb24baadffaee3f1242d6aacc2a70bb4ea6985f6f9e"`
[INFO] running `"docker" "rm" "-f" "2effbaadfe60cf93c11c3eb24baadffaee3f1242d6aacc2a70bb4ea6985f6f9e"`
[INFO] [stdout] 2effbaadfe60cf93c11c3eb24baadffaee3f1242d6aacc2a70bb4ea6985f6f9e