[INFO] cloning repository https://github.com/jonmast/thermostat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonmast/thermostat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonmast%2Fthermostat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonmast%2Fthermostat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cbe5e077a02085b733a966445788ea1bc4e12b6d
[INFO] checking jonmast/thermostat against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonmast%2Fthermostat" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonmast/thermostat on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jonmast/thermostat
[INFO] finished tweaking git repo https://github.com/jonmast/thermostat
[INFO] tweaked toml for git repo https://github.com/jonmast/thermostat written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/jonmast/thermostat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.60
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.60
[INFO] [stderr]   Downloaded base64 v0.11.0
[INFO] [stderr]   Downloaded sct v0.6.0
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.4
[INFO] [stderr]   Downloaded cargo_metadata v0.6.4
[INFO] [stderr]   Downloaded serde_json v1.0.45
[INFO] [stderr]   Downloaded pulldown-cmark v0.2.0
[INFO] [stderr]   Downloaded num-iter v0.1.40
[INFO] [stderr]   Downloaded tempdir v0.3.7
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.15
[INFO] [stderr]   Downloaded tokio-macros v0.2.5
[INFO] [stderr]   Downloaded enum_primitive v0.1.1
[INFO] [stderr]   Downloaded rppal v0.11.3
[INFO] [stderr]   Downloaded bumpalo v3.2.1
[INFO] [stderr]   Downloaded bytecount v0.4.0
[INFO] [stderr]   Downloaded skeptic v0.13.4
[INFO] [stderr]   Downloaded pwr-hd44780 v0.1.3
[INFO] [stderr]   Downloaded async-trait v0.1.30
[INFO] [stderr]   Downloaded backtrace v0.3.40
[INFO] [stderr]   Downloaded rppal v0.2.0
[INFO] [stderr]   Downloaded dht22_pi v0.2.0
[INFO] [stderr]   Downloaded tokio v0.2.19
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.60
[INFO] [stderr]   Downloaded nix v0.10.0
[INFO] [stderr]   Downloaded async-stream-impl v0.2.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.7
[INFO] [stderr]   Downloaded i2cdev v0.3.2
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.60
[INFO] [stderr]   Downloaded rumq-client v0.1.0-alpha.10
[INFO] [stderr]   Downloaded ring v0.16.12
[INFO] [stderr]   Downloaded cc v1.0.48
[INFO] [stderr]   Downloaded web-sys v0.3.37
[INFO] [stderr]   Downloaded rumq-core v0.1.0-alpha.10
[INFO] [stderr]   Downloaded untrusted v0.7.0
[INFO] [stderr]   Downloaded async-stream v0.2.1
[INFO] [stderr]   Downloaded tokio-rustls v0.13.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.15
[INFO] [stderr]   Downloaded thiserror v1.0.15
[INFO] [stderr]   Downloaded rustls v0.17.0
[INFO] [stderr]   Downloaded js-sys v0.3.37
[INFO] [stderr]   Downloaded syn v1.0.13
[INFO] [stderr]   Downloaded spin v0.5.2
[INFO] [stderr]   Downloaded webpki v0.21.2
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3faf4b815fc4edf05caa9f483e270ccff66ba7797320872887a03bfa8a946754
[INFO] running `Command { std: "docker" "start" "-a" "3faf4b815fc4edf05caa9f483e270ccff66ba7797320872887a03bfa8a946754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3faf4b815fc4edf05caa9f483e270ccff66ba7797320872887a03bfa8a946754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3faf4b815fc4edf05caa9f483e270ccff66ba7797320872887a03bfa8a946754", kill_on_drop: false }`
[INFO] [stdout] 3faf4b815fc4edf05caa9f483e270ccff66ba7797320872887a03bfa8a946754
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1f7e59fc6cb243a16c658e2f1f7c0d13c36486c0472b50ae99d0f898dbce650
[INFO] running `Command { std: "docker" "start" "-a" "b1f7e59fc6cb243a16c658e2f1f7c0d13c36486c0472b50ae99d0f898dbce650", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling ring v0.16.12
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rppal v0.11.3
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking nix v0.10.0
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking dht22_pi v0.2.0
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rppal v0.2.0
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]    Compiling serde_json v1.0.45
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.15
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]     Checking tokio v0.2.19
[INFO] [stderr]     Checking async-stream v0.2.1
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking thiserror v1.0.15
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.13.0
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking rumq-core v0.1.0-alpha.10
[INFO] [stderr]     Checking rumq-client v0.1.0-alpha.10
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling i2cdev v0.3.2
[INFO] [stderr]     Checking pwr-hd44780 v0.1.3
[INFO] [stderr]     Checking thermostat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.63s
[INFO] running `Command { std: "docker" "inspect" "b1f7e59fc6cb243a16c658e2f1f7c0d13c36486c0472b50ae99d0f898dbce650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1f7e59fc6cb243a16c658e2f1f7c0d13c36486c0472b50ae99d0f898dbce650", kill_on_drop: false }`
[INFO] [stdout] b1f7e59fc6cb243a16c658e2f1f7c0d13c36486c0472b50ae99d0f898dbce650