[INFO] fetching crate i2c-tpa2016 0.1.0...
[INFO] checking i2c-tpa2016-0.1.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate i2c-tpa2016 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate i2c-tpa2016 0.1.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92a127f2a38bf67619d81162be3dd240e70ad35acb5f2bee9eb6bfca98358a3b
[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" "92a127f2a38bf67619d81162be3dd240e70ad35acb5f2bee9eb6bfca98358a3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92a127f2a38bf67619d81162be3dd240e70ad35acb5f2bee9eb6bfca98358a3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92a127f2a38bf67619d81162be3dd240e70ad35acb5f2bee9eb6bfca98358a3b", kill_on_drop: false }`
[INFO] [stdout] 92a127f2a38bf67619d81162be3dd240e70ad35acb5f2bee9eb6bfca98358a3b
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 664c6f93bac5a4f7dd776478f112e3789ad6b0b3ac577833fedc0df19d8a79a9
[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" "664c6f93bac5a4f7dd776478f112e3789ad6b0b3ac577833fedc0df19d8a79a9", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]     Checking memchr v2.4.0
[INFO] [stderr]     Checking unicase v2.6.0
[INFO] [stderr]     Checking error-chain v0.12.4
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]    Compiling i2c-tpa2016 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking pulldown-cmark v0.8.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking cargo-platform v0.1.1
[INFO] [stderr]     Checking cargo_metadata v0.12.3
[INFO] [stderr]     Checking skeptic v0.13.6
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.35s
[INFO] running `Command { std: "docker" "inspect" "664c6f93bac5a4f7dd776478f112e3789ad6b0b3ac577833fedc0df19d8a79a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "664c6f93bac5a4f7dd776478f112e3789ad6b0b3ac577833fedc0df19d8a79a9", kill_on_drop: false }`
[INFO] [stdout] 664c6f93bac5a4f7dd776478f112e3789ad6b0b3ac577833fedc0df19d8a79a9