[INFO] cloning repository https://github.com/laser/rust-adafruit-bonnet-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/laser/rust-adafruit-bonnet-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flaser%2Frust-adafruit-bonnet-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flaser%2Frust-adafruit-bonnet-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a3dc92fecbfdf2337acc2a77211d8c0627ab6bf
[INFO] testing laser/rust-adafruit-bonnet-playground against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flaser%2Frust-adafruit-bonnet-playground" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/laser/rust-adafruit-bonnet-playground on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-15/source/.cargo/config
[INFO] started tweaking git repo https://github.com/laser/rust-adafruit-bonnet-playground
[INFO] finished tweaking git repo https://github.com/laser/rust-adafruit-bonnet-playground
[INFO] tweaked toml for git repo https://github.com/laser/rust-adafruit-bonnet-playground written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/laser/rust-adafruit-bonnet-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pest_generator v2.1.0
[INFO] [stderr]   Downloaded embedded-hal v0.2.3
[INFO] [stderr]   Downloaded pest v2.1.1
[INFO] [stderr]   Downloaded pest_meta v2.1.1
[INFO] [stderr]   Downloaded maplit v1.0.1
[INFO] [stderr]   Downloaded ucd-trie v0.1.1
[INFO] [stderr]   Downloaded sysfs_gpio v0.5.4
[INFO] [stderr]   Downloaded spidev v0.3.0
[INFO] [stderr]   Downloaded bitflags v0.3.3
[INFO] [stderr]   Downloaded nix v0.6.0
[INFO] [stderr]   Downloaded md5 v0.6.1
[INFO] [stderr]   Downloaded digest v0.8.0
[INFO] [stderr]   Downloaded webpki-roots v0.16.0
[INFO] [stderr]   Downloaded sct v0.5.0
[INFO] [stderr]   Downloaded opaque-debug v0.2.2
[INFO] [stderr]   Downloaded webpki v0.19.1
[INFO] [stderr]   Downloaded ring v0.14.6
[INFO] [stderr]   Downloaded libflate v0.1.23
[INFO] [stderr]   Downloaded mio_httpc v0.8.6
[INFO] [stderr]   Downloaded tinybmp v0.1.0
[INFO] [stderr]   Downloaded rustls v0.15.2
[INFO] [stderr]   Downloaded tinytga v0.1.0
[INFO] [stderr]   Downloaded embedded-graphics v0.4.9
[INFO] [stderr]   Downloaded nb v0.1.2
[INFO] [stderr]   Downloaded ssd1306 v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6419a66a79d547bd9cf5af30d7546bc66571a5c2ea3b5ad00075c1d3332a7652
[INFO] running `Command { std: "docker" "start" "-a" "6419a66a79d547bd9cf5af30d7546bc66571a5c2ea3b5ad00075c1d3332a7652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6419a66a79d547bd9cf5af30d7546bc66571a5c2ea3b5ad00075c1d3332a7652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6419a66a79d547bd9cf5af30d7546bc66571a5c2ea3b5ad00075c1d3332a7652", kill_on_drop: false }`
[INFO] [stdout] 6419a66a79d547bd9cf5af30d7546bc66571a5c2ea3b5ad00075c1d3332a7652
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94a844bcfd82aa834234a1ead4c82a4f3c785c2cc57b125aaf7f83bf61da5a94
[INFO] running `Command { std: "docker" "start" "-a" "94a844bcfd82aa834234a1ead4c82a4f3c785c2cc57b125aaf7f83bf61da5a94", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.36
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling spin v0.5.0
[INFO] [stderr]    Compiling libc v0.2.58 (https://github.com/rust-lang/libc#5bbba03e)
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling nix v0.13.0 (https://github.com/nix-rust/nix/?rev=196b05b5c7b#196b05b5)
[INFO] [stderr]    Compiling nb v0.1.2
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling mio_httpc v0.8.6
[INFO] [stderr]    Compiling ssd1306 v0.2.5
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling data-encoding v2.1.2
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling md5 v0.6.1
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling backtrace v0.3.30
[INFO] [stderr]    Compiling regex-syntax v0.6.7
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling libflate v0.1.23
[INFO] [stderr]    Compiling embedded-hal v0.2.3
[INFO] [stderr]    Compiling pest v2.1.1
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]    Compiling tinybmp v0.1.0
[INFO] [stderr]    Compiling tinytga v0.1.0
[INFO] [stderr]    Compiling embedded-graphics v0.4.9
[INFO] [stderr]    Compiling pest_meta v2.1.1
[INFO] [stderr]    Compiling sysfs_gpio v0.5.4
[INFO] [stderr]    Compiling spidev v0.3.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling webpki v0.19.1
[INFO] [stderr]    Compiling sct v0.5.0
[INFO] [stderr]    Compiling webpki-roots v0.16.0
[INFO] [stderr]    Compiling rustls v0.15.2
[INFO] [stderr]    Compiling i2cdev v0.4.1 (https://github.com/laser/rust-i2cdev#a148c1e2)
[INFO] [stderr]    Compiling linux-embedded-hal v0.2.2 (https://github.com/laser/linux-embedded-hal#09847e70)
[INFO] [stderr]    Compiling env_logger v0.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling adafruit-bonnet-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 | /         CallBuilder::get()
[INFO] [stdout] 46 | |             .timeout_ms(5000)
[INFO] [stdout] 47 | |             .url("http://worldclockapi.com/api/json/pst/now")?
[INFO] [stdout] 48 | |             .exec()
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | |                 eprintln!("request lib error {:?}", x);
[INFO] [stdout] 64 | |             });
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 | /                 serde_json::from_slice(&body)
[INFO] [stdout] 51 | |                     .map(|time: Time| {
[INFO] [stdout] 52 | |                         let s: Vec<&str> = time.current_date_time.split("T").skip(1).collect();
[INFO] [stdout] 53 | |                         let s: Vec<&str> = s[0].split("-").take(1).collect();
[INFO] [stdout] ...  |
[INFO] [stdout] 59 | |                         eprintln!("can't parse JSON {:?}", x);
[INFO] [stdout] 60 | |                     });
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.64s
[INFO] running `Command { std: "docker" "inspect" "94a844bcfd82aa834234a1ead4c82a4f3c785c2cc57b125aaf7f83bf61da5a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94a844bcfd82aa834234a1ead4c82a4f3c785c2cc57b125aaf7f83bf61da5a94", kill_on_drop: false }`
[INFO] [stdout] 94a844bcfd82aa834234a1ead4c82a4f3c785c2cc57b125aaf7f83bf61da5a94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5de10505de78662f57109f1ac537849ff7c1fdbdb8c45af25fb81b2bffcce15
[INFO] running `Command { std: "docker" "start" "-a" "c5de10505de78662f57109f1ac537849ff7c1fdbdb8c45af25fb81b2bffcce15", kill_on_drop: false }`
[INFO] [stderr]    Compiling adafruit-bonnet-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 | /         CallBuilder::get()
[INFO] [stdout] 46 | |             .timeout_ms(5000)
[INFO] [stdout] 47 | |             .url("http://worldclockapi.com/api/json/pst/now")?
[INFO] [stdout] 48 | |             .exec()
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | |                 eprintln!("request lib error {:?}", x);
[INFO] [stdout] 64 | |             });
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 | /                 serde_json::from_slice(&body)
[INFO] [stdout] 51 | |                     .map(|time: Time| {
[INFO] [stdout] 52 | |                         let s: Vec<&str> = time.current_date_time.split("T").skip(1).collect();
[INFO] [stdout] 53 | |                         let s: Vec<&str> = s[0].split("-").take(1).collect();
[INFO] [stdout] ...  |
[INFO] [stdout] 59 | |                         eprintln!("can't parse JSON {:?}", x);
[INFO] [stdout] 60 | |                     });
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "c5de10505de78662f57109f1ac537849ff7c1fdbdb8c45af25fb81b2bffcce15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5de10505de78662f57109f1ac537849ff7c1fdbdb8c45af25fb81b2bffcce15", kill_on_drop: false }`
[INFO] [stdout] c5de10505de78662f57109f1ac537849ff7c1fdbdb8c45af25fb81b2bffcce15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 311dc63b0e584e9aaf9772ac92965b94c0e89da3562cdf0b2c345e622b1903cc
[INFO] running `Command { std: "docker" "start" "-a" "311dc63b0e584e9aaf9772ac92965b94c0e89da3562cdf0b2c345e622b1903cc", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 | /         CallBuilder::get()
[INFO] [stderr] 46 | |             .timeout_ms(5000)
[INFO] [stderr] 47 | |             .url("http://worldclockapi.com/api/json/pst/now")?
[INFO] [stderr] 48 | |             .exec()
[INFO] [stderr] ...  |
[INFO] [stderr] 63 | |                 eprintln!("request lib error {:?}", x);
[INFO] [stderr] 64 | |             });
[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] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:50:17
[INFO] [stderr]    |
[INFO] [stderr] 50 | /                 serde_json::from_slice(&body)
[INFO] [stderr] 51 | |                     .map(|time: Time| {
[INFO] [stderr] 52 | |                         let s: Vec<&str> = time.current_date_time.split("T").skip(1).collect();
[INFO] [stderr] 53 | |                         let s: Vec<&str> = s[0].split("-").take(1).collect();
[INFO] [stderr] ...  |
[INFO] [stderr] 59 | |                         eprintln!("can't parse JSON {:?}", x);
[INFO] [stderr] 60 | |                     });
[INFO] [stderr]    | |_______________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `adafruit-bonnet-playground` (bin "adafruit-bonnet-playground" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/adafruit_bonnet_playground-764961fa6f5ce967)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "311dc63b0e584e9aaf9772ac92965b94c0e89da3562cdf0b2c345e622b1903cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "311dc63b0e584e9aaf9772ac92965b94c0e89da3562cdf0b2c345e622b1903cc", kill_on_drop: false }`
[INFO] [stdout] 311dc63b0e584e9aaf9772ac92965b94c0e89da3562cdf0b2c345e622b1903cc