[INFO] fetching crate HTU21D 0.1.1...
[INFO] checking HTU21D-0.1.1 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate HTU21D 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate HTU21D 0.1.1 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5/source/.cargo/config
[INFO] started tweaking crates.io crate HTU21D 0.1.1
[INFO] finished tweaking crates.io crate HTU21D 0.1.1
[INFO] tweaked toml for crates.io crate HTU21D 0.1.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 072bf18457206b7a7a6938b418a0151797104e0ffa8b36e777d12e996053f46c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "072bf18457206b7a7a6938b418a0151797104e0ffa8b36e777d12e996053f46c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "072bf18457206b7a7a6938b418a0151797104e0ffa8b36e777d12e996053f46c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "072bf18457206b7a7a6938b418a0151797104e0ffa8b36e777d12e996053f46c", kill_on_drop: false }`
[INFO] [stdout] 072bf18457206b7a7a6938b418a0151797104e0ffa8b36e777d12e996053f46c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7367f9752bfe74f27611fd4a91b47d748def8f3c246a98d4e2d6e4a2b508297b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7367f9752bfe74f27611fd4a91b47d748def8f3c246a98d4e2d6e4a2b508297b", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking spidev v0.4.0
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]     Checking linux-embedded-hal v0.3.0
[INFO] [stderr]     Checking HTU21D v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `HTU21D` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `htu21_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `HTU21D` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `htu21_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.25s
[INFO] running `Command { std: "docker" "inspect" "7367f9752bfe74f27611fd4a91b47d748def8f3c246a98d4e2d6e4a2b508297b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7367f9752bfe74f27611fd4a91b47d748def8f3c246a98d4e2d6e4a2b508297b", kill_on_drop: false }`
[INFO] [stdout] 7367f9752bfe74f27611fd4a91b47d748def8f3c246a98d4e2d6e4a2b508297b