[INFO] crate octasonic 0.1.0 is already in cache
[INFO] testing octasonic-0.1.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate octasonic 0.1.0 into work/builds/worker-1/source
[INFO] validating manifest of crates.io crate octasonic 0.1.0 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate octasonic 0.1.0
[INFO] finished tweaking crates.io crate octasonic 0.1.0
[INFO] tweaked toml for crates.io crate octasonic 0.1.0 written to work/builds/worker-1/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 17dbff90a0639dbe284f648b2573f49eb4ade559dc504312b91705c44fa74a27
[INFO] running `"docker" "start" "-a" "17dbff90a0639dbe284f648b2573f49eb4ade559dc504312b91705c44fa74a27"`
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling spidev v0.2.1
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]    Compiling sysfs_gpio v0.4.4
[INFO] [stderr]    Compiling octasonic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:23:23
[INFO] [stderr]    |
[INFO] [stderr] 23 |         let mut spi = try!(Spidev::open("/dev/spidev0.0"));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         try!(spi.configure(&options));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.01s
[INFO] running `"docker" "inspect" "17dbff90a0639dbe284f648b2573f49eb4ade559dc504312b91705c44fa74a27"`
[INFO] running `"docker" "rm" "-f" "17dbff90a0639dbe284f648b2573f49eb4ade559dc504312b91705c44fa74a27"`
[INFO] [stdout] 17dbff90a0639dbe284f648b2573f49eb4ade559dc504312b91705c44fa74a27
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5c45a097045ee10323e15df5a4ae871581825a7b5579cd4cc80688b2754eb8b1
[INFO] running `"docker" "start" "-a" "5c45a097045ee10323e15df5a4ae871581825a7b5579cd4cc80688b2754eb8b1"`
[INFO] [stderr]    Compiling octasonic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::thread::sleep`
[INFO] [stderr]  --> examples/piano.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::thread::sleep;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> examples/piano.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:23:23
[INFO] [stderr]    |
[INFO] [stderr] 23 |         let mut spi = try!(Spidev::open("/dev/spidev0.0"));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         try!(spi.configure(&options));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread::sleep`
[INFO] [stderr]  --> examples/theramin.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::thread::sleep;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> examples/theramin.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `playing`
[INFO] [stderr]  --> examples/theramin.rs:8:3
[INFO] [stderr]   |
[INFO] [stderr] 8 |   playing: bool,
[INFO] [stderr]   |   ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `counter`
[INFO] [stderr]  --> examples/theramin.rs:9:3
[INFO] [stderr]   |
[INFO] [stderr] 9 |   counter: u8
[INFO] [stderr]   |   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "5c45a097045ee10323e15df5a4ae871581825a7b5579cd4cc80688b2754eb8b1"`
[INFO] running `"docker" "rm" "-f" "5c45a097045ee10323e15df5a4ae871581825a7b5579cd4cc80688b2754eb8b1"`
[INFO] [stdout] 5c45a097045ee10323e15df5a4ae871581825a7b5579cd4cc80688b2754eb8b1
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] c5761c345c0995be7efd4522125d4d5eb37ef2d282c2307b90be8928ccb4c0ae
[INFO] running `"docker" "start" "-a" "c5761c345c0995be7efd4522125d4d5eb37ef2d282c2307b90be8928ccb4c0ae"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/octasonic-629e3141e3a820fd
[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] [stderr]    Doc-tests octasonic
[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" "c5761c345c0995be7efd4522125d4d5eb37ef2d282c2307b90be8928ccb4c0ae"`
[INFO] running `"docker" "rm" "-f" "c5761c345c0995be7efd4522125d4d5eb37ef2d282c2307b90be8928ccb4c0ae"`
[INFO] [stdout] c5761c345c0995be7efd4522125d4d5eb37ef2d282c2307b90be8928ccb4c0ae