[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 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] d95676a35ee2bfc6ac0f06558194d4c4f4ee22f0e3fd9d16c2bf211cbe8a4163
[INFO] running `"docker" "start" "-a" "d95676a35ee2bfc6ac0f06558194d4c4f4ee22f0e3fd9d16c2bf211cbe8a4163"`
[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 15.75s
[INFO] running `"docker" "inspect" "d95676a35ee2bfc6ac0f06558194d4c4f4ee22f0e3fd9d16c2bf211cbe8a4163"`
[INFO] running `"docker" "rm" "-f" "d95676a35ee2bfc6ac0f06558194d4c4f4ee22f0e3fd9d16c2bf211cbe8a4163"`
[INFO] [stdout] d95676a35ee2bfc6ac0f06558194d4c4f4ee22f0e3fd9d16c2bf211cbe8a4163
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9e34c55dbdc7fd4e713046073ea3357bac2092e7759be580df09a3d982ee1e4a
[INFO] running `"docker" "start" "-a" "9e34c55dbdc7fd4e713046073ea3357bac2092e7759be580df09a3d982ee1e4a"`
[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 0.88s
[INFO] running `"docker" "inspect" "9e34c55dbdc7fd4e713046073ea3357bac2092e7759be580df09a3d982ee1e4a"`
[INFO] running `"docker" "rm" "-f" "9e34c55dbdc7fd4e713046073ea3357bac2092e7759be580df09a3d982ee1e4a"`
[INFO] [stdout] 9e34c55dbdc7fd4e713046073ea3357bac2092e7759be580df09a3d982ee1e4a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] bb7cc98a63f85e1c902dd9836a51e662f2a4701381982217d4fb1cfa30e0aacb
[INFO] running `"docker" "start" "-a" "bb7cc98a63f85e1c902dd9836a51e662f2a4701381982217d4fb1cfa30e0aacb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rpi-5b4e54cf5c6d5fa4
[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" "bb7cc98a63f85e1c902dd9836a51e662f2a4701381982217d4fb1cfa30e0aacb"`
[INFO] running `"docker" "rm" "-f" "bb7cc98a63f85e1c902dd9836a51e662f2a4701381982217d4fb1cfa30e0aacb"`
[INFO] [stdout] bb7cc98a63f85e1c902dd9836a51e662f2a4701381982217d4fb1cfa30e0aacb