[INFO] updating cached repository https://github.com/whiter4bbit/co2-monitor
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d44994b2540837bbbeb8e098047f8642f4a5fb08
[INFO] testing whiter4bbit/co2-monitor against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhiter4bbit%2Fco2-monitor" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/whiter4bbit/co2-monitor 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 git repo https://github.com/whiter4bbit/co2-monitor
[INFO] finished tweaking git repo https://github.com/whiter4bbit/co2-monitor
[INFO] tweaked toml for git repo https://github.com/whiter4bbit/co2-monitor written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/whiter4bbit/co2-monitor already has a lockfile, it will not be regenerated
[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-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/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] 6db1bb460cccc90a7836e327737d91b252b4efbbe7caf203b3730d39d77119b8
[INFO] running `"docker" "start" "-a" "6db1bb460cccc90a7836e327737d91b252b4efbbe7caf203b3730d39d77119b8"`
[INFO] [stderr]    Compiling serde v1.0.88
[INFO] [stderr]    Compiling encoding_rs v0.8.16
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]    Compiling hidapi v0.5.0
[INFO] [stderr]    Compiling libflate v0.1.19
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling uuid v0.7.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.8
[INFO] [stderr]    Compiling crossbeam v0.6.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.11
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.15
[INFO] [stderr]    Compiling serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling hyper v0.12.24
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling reqwest v0.9.9
[INFO] [stderr]    Compiling co2-monitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `SystemTime`
[INFO] [stderr]  --> src/sender.rs:1:27
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::time::{Duration, SystemTime};
[INFO] [stderr]   |                           ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `CSV`
[INFO] [stderr]   --> src/main.rs:15:19
[INFO] [stderr]    |
[INFO] [stderr] 15 | use measurement::{CSV, Measurement};
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 | /         sender.send_with_retry_forever(&measurements).map_err(
[INFO] [stderr] 52 | |             |err| println!("Can not send the data: {}", err.source().unwrap())
[INFO] [stderr] 53 | |         );
[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 28.05s
[INFO] running `"docker" "inspect" "6db1bb460cccc90a7836e327737d91b252b4efbbe7caf203b3730d39d77119b8"`
[INFO] running `"docker" "rm" "-f" "6db1bb460cccc90a7836e327737d91b252b4efbbe7caf203b3730d39d77119b8"`
[INFO] [stdout] 6db1bb460cccc90a7836e327737d91b252b4efbbe7caf203b3730d39d77119b8
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/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] cf4d5b009603c093166d11be9d3b58926ad745c4c4bf797da60da822405ee7f6
[INFO] running `"docker" "start" "-a" "cf4d5b009603c093166d11be9d3b58926ad745c4c4bf797da60da822405ee7f6"`
[INFO] [stderr]    Compiling co2-monitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `SystemTime`
[INFO] [stderr]  --> src/sender.rs:1:27
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::time::{Duration, SystemTime};
[INFO] [stderr]   |                           ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `CSV`
[INFO] [stderr]   --> src/main.rs:15:19
[INFO] [stderr]    |
[INFO] [stderr] 15 | use measurement::{CSV, Measurement};
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 | /         sender.send_with_retry_forever(&measurements).map_err(
[INFO] [stderr] 52 | |             |err| println!("Can not send the data: {}", err.source().unwrap())
[INFO] [stderr] 53 | |         );
[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 2.82s
[INFO] running `"docker" "inspect" "cf4d5b009603c093166d11be9d3b58926ad745c4c4bf797da60da822405ee7f6"`
[INFO] running `"docker" "rm" "-f" "cf4d5b009603c093166d11be9d3b58926ad745c4c4bf797da60da822405ee7f6"`
[INFO] [stdout] cf4d5b009603c093166d11be9d3b58926ad745c4c4bf797da60da822405ee7f6
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/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] 465b2561f0e908ed229bc49d18b6f1553c5e5f85a8a1082c557d9decb9331e8b
[INFO] running `"docker" "start" "-a" "465b2561f0e908ed229bc49d18b6f1553c5e5f85a8a1082c557d9decb9331e8b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/co2_monitor-dbb7b729df214719
[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" "465b2561f0e908ed229bc49d18b6f1553c5e5f85a8a1082c557d9decb9331e8b"`
[INFO] running `"docker" "rm" "-f" "465b2561f0e908ed229bc49d18b6f1553c5e5f85a8a1082c557d9decb9331e8b"`
[INFO] [stdout] 465b2561f0e908ed229bc49d18b6f1553c5e5f85a8a1082c557d9decb9331e8b