[INFO] updating cached repository https://github.com/fragsalat/ansluta-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46605d957aa7e2ecdb2dbe58dfadaaa8cdd52112
[INFO] checking fragsalat/ansluta-rust against master#8ac1525e091d3db28e67adcbbd6db1e1deaa37fb for pr-73323
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffragsalat%2Fansluta-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fragsalat/ansluta-rust on toolchain 8ac1525e091d3db28e67adcbbd6db1e1deaa37fb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fragsalat/ansluta-rust
[INFO] finished tweaking git repo https://github.com/fragsalat/ansluta-rust
[INFO] tweaked toml for git repo https://github.com/fragsalat/ansluta-rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/fragsalat/ansluta-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.target
[INFO] [stderr] warning: unused manifest key: target.armv7-unknown-linux-gnueabihf.ar
[INFO] [stderr] warning: unused manifest key: target.armv7-unknown-linux-gnueabihf.linker
[INFO] [stderr] warning: unused manifest key: tasks
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 088ae3e024621670c970291a0c90b9c23355affccc8ffe09d9df5cbc141cf330
[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" "088ae3e024621670c970291a0c90b9c23355affccc8ffe09d9df5cbc141cf330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "088ae3e024621670c970291a0c90b9c23355affccc8ffe09d9df5cbc141cf330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "088ae3e024621670c970291a0c90b9c23355affccc8ffe09d9df5cbc141cf330", kill_on_drop: false }`
[INFO] [stdout] 088ae3e024621670c970291a0c90b9c23355affccc8ffe09d9df5cbc141cf330
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c1facb36c577eb742c1465cd6b9b4b2f5c5a4e0c63be9e60466226f9b74981b
[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" "9c1facb36c577eb742c1465cd6b9b4b2f5c5a4e0c63be9e60466226f9b74981b", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.target
[INFO] [stderr] warning: unused manifest key: target.armv7-unknown-linux-gnueabihf.ar
[INFO] [stderr] warning: unused manifest key: target.armv7-unknown-linux-gnueabihf.linker
[INFO] [stderr] warning: unused manifest key: tasks
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking rppal v0.11.3
[INFO] [stderr]     Checking cc2500 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `PAIR`
[INFO] [stdout]   --> src/cc2500.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     PAIR = 0xFF,       // Command to pair a remote to the light
[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: variant is never constructed: `PAIR`
[INFO] [stdout]   --> src/cc2500.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     PAIR = 0xFF,       // Command to pair a remote to the light
[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 3.36s
[INFO] running `Command { std: "docker" "inspect" "9c1facb36c577eb742c1465cd6b9b4b2f5c5a4e0c63be9e60466226f9b74981b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c1facb36c577eb742c1465cd6b9b4b2f5c5a4e0c63be9e60466226f9b74981b", kill_on_drop: false }`
[INFO] [stdout] 9c1facb36c577eb742c1465cd6b9b4b2f5c5a4e0c63be9e60466226f9b74981b