[INFO] fetching crate mpl3115 0.1.0...
[INFO] checking mpl3115-0.1.0 against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] extracting crate mpl3115 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate mpl3115 0.1.0 on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mpl3115 0.1.0
[INFO] finished tweaking crates.io crate mpl3115 0.1.0
[INFO] tweaked toml for crates.io crate mpl3115 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate mpl3115 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffd260e8b0028b3230514825fb4c25f0fe2eb78b636c8f70c711d42993d3a695
[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" "ffd260e8b0028b3230514825fb4c25f0fe2eb78b636c8f70c711d42993d3a695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffd260e8b0028b3230514825fb4c25f0fe2eb78b636c8f70c711d42993d3a695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffd260e8b0028b3230514825fb4c25f0fe2eb78b636c8f70c711d42993d3a695", kill_on_drop: false }`
[INFO] [stdout] ffd260e8b0028b3230514825fb4c25f0fe2eb78b636c8f70c711d42993d3a695
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2880624e38a5f5bc2d41f4cec2d1b709ed8fa812bbefa9c0ec985977a21744ab
[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" "2880624e38a5f5bc2d41f4cec2d1b709ed8fa812bbefa9c0ec985977a21744ab", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]     Checking mpl3115 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `reg_xset_bits`
[INFO] [stdout]    --> src/lib.rs:340:5
[INFO] [stdout]     |
[INFO] [stdout] 340 |     fn reg_xset_bits(&mut self, reg: Register, bits: u8, set: bool) -> Result<(), E> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_xset_bits`
[INFO] [stdout]    --> src/lib.rs:340:5
[INFO] [stdout]     |
[INFO] [stdout] 340 |     fn reg_xset_bits(&mut self, reg: Register, bits: u8, set: bool) -> Result<(), E> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "2880624e38a5f5bc2d41f4cec2d1b709ed8fa812bbefa9c0ec985977a21744ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2880624e38a5f5bc2d41f4cec2d1b709ed8fa812bbefa9c0ec985977a21744ab", kill_on_drop: false }`
[INFO] [stdout] 2880624e38a5f5bc2d41f4cec2d1b709ed8fa812bbefa9c0ec985977a21744ab