[INFO] updating cached repository zenria/co2-meter-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zenria/co2-meter-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zenria/co2-meter-rs" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/zenria/co2-meter-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/zenria/co2-meter-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zenria/co2-meter-rs" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/zenria/co2-meter-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/zenria/co2-meter-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9a46053a872e05f980ab1c1c48182057a0635932
[INFO] sha for GitHub repo zenria/co2-meter-rs: 9a46053a872e05f980ab1c1c48182057a0635932
[INFO] validating manifest of zenria/co2-meter-rs on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zenria/co2-meter-rs on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing zenria/co2-meter-rs
[INFO] finished frobbing zenria/co2-meter-rs
[INFO] frobbed toml for zenria/co2-meter-rs written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/zenria/co2-meter-rs/Cargo.toml
[INFO] started frobbing zenria/co2-meter-rs
[INFO] finished frobbing zenria/co2-meter-rs
[INFO] frobbed toml for zenria/co2-meter-rs written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/zenria/co2-meter-rs/Cargo.toml
[INFO] crate zenria/co2-meter-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking zenria/co2-meter-rs against try#75eff020d0923c035c2fe220db4a0465cd847048 for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-2/try#75eff020d0923c035c2fe220db4a0465cd847048:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/zenria/co2-meter-rs:/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=forbid" "-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" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7693f3f815287f766a5db38ab2ebc31f5b091470806251ae60d204fbd39c8b1f
[INFO] running `"docker" "start" "-a" "7693f3f815287f766a5db38ab2ebc31f5b091470806251ae60d204fbd39c8b1f"`
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling libc v0.2.55 (https://github.com/rust-lang/libc#ae24e221)
[INFO] [stderr]    Compiling nix v0.13.0 (https://github.com/zenria/nix.git#1135b648)
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking chunked_transfer v0.3.1
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking ascii v0.8.7
[INFO] [stderr]     Checking mh-z19 v0.2.0
[INFO] [stderr]    Compiling backtrace v0.3.26
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking filetime v0.2.6
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking buf_redux v0.8.1
[INFO] [stderr]     Checking mio v0.6.18
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]    Compiling derive_more v0.13.0
[INFO] [stderr]     Checking crossbeam v0.7.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking gzip-header v0.2.0
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking tiny_http v0.6.2
[INFO] [stderr]     Checking pretty_env_logger v0.2.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]     Checking webpki v0.18.1
[INFO] [stderr]     Checking sct v0.4.0
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking rustls v0.14.0
[INFO] [stderr]     Checking tokio v0.1.20
[INFO] [stderr]     Checking serialport v3.2.0 (https://github.com/zenria/serialport-rs.git?branch=3.2.0-hacked_for_rbpi#48330bb4)
[INFO] [stderr]     Checking mqtt311 v0.2.0
[INFO] [stderr]     Checking multipart v0.15.4
[INFO] [stderr]     Checking tokio-rustls v0.8.1
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking jsonwebtoken v5.0.1
[INFO] [stderr]     Checking rouille v3.0.0
[INFO] [stderr]     Checking rumqtt v0.30.1
[INFO] [stderr]     Checking co2-meter v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/sensor/mh_z19/real.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 |     opened_port: Box<SerialPort>,
[INFO] [stderr]    |                      ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/sensor/mh_z19/real.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 |     opened_port: Box<SerialPort>,
[INFO] [stderr]    |                      ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `"docker" "inspect" "7693f3f815287f766a5db38ab2ebc31f5b091470806251ae60d204fbd39c8b1f"`
[INFO] running `"docker" "rm" "-f" "7693f3f815287f766a5db38ab2ebc31f5b091470806251ae60d204fbd39c8b1f"`
[INFO] [stdout] 7693f3f815287f766a5db38ab2ebc31f5b091470806251ae60d204fbd39c8b1f