[INFO] fetching crate i2c-tpa2016 0.1.0...
[INFO] checking i2c-tpa2016-0.1.0 against beta for pr-78714
[INFO] extracting crate i2c-tpa2016 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate i2c-tpa2016 0.1.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate i2c-tpa2016 0.1.0
[INFO] finished tweaking crates.io crate i2c-tpa2016 0.1.0
[INFO] tweaked toml for crates.io crate i2c-tpa2016 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfd0ca8a93f5797750b60a5522ffcbab41e734c6ad24005dcaf90d915f26dd21
[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" "dfd0ca8a93f5797750b60a5522ffcbab41e734c6ad24005dcaf90d915f26dd21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfd0ca8a93f5797750b60a5522ffcbab41e734c6ad24005dcaf90d915f26dd21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfd0ca8a93f5797750b60a5522ffcbab41e734c6ad24005dcaf90d915f26dd21", kill_on_drop: false }`
[INFO] [stdout] dfd0ca8a93f5797750b60a5522ffcbab41e734c6ad24005dcaf90d915f26dd21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 67f9b33326debff73760613e246dbbd4ca59b91313dd29bc15a08aebc1cf6a6b
[INFO] running `Command { std: "docker" "start" "-a" "67f9b33326debff73760613e246dbbd4ca59b91313dd29bc15a08aebc1cf6a6b", kill_on_drop: false }`
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking bytecount v0.6.0
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking pulldown-cmark v0.2.0
[INFO] [stderr]     Checking error-chain v0.12.4
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]    Compiling i2c-tpa2016 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking cargo_metadata v0.10.0
[INFO] [stderr]     Checking skeptic v0.13.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.59s
[INFO] running `Command { std: "docker" "inspect" "67f9b33326debff73760613e246dbbd4ca59b91313dd29bc15a08aebc1cf6a6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67f9b33326debff73760613e246dbbd4ca59b91313dd29bc15a08aebc1cf6a6b", kill_on_drop: false }`
[INFO] [stdout] 67f9b33326debff73760613e246dbbd4ca59b91313dd29bc15a08aebc1cf6a6b