[INFO] fetching crate i2c-reg 0.1.2...
[INFO] testing i2c-reg-0.1.2 against 1.59.0 for beta-1.60-1
[INFO] extracting crate i2c-reg 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate i2c-reg 0.1.2 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate i2c-reg 0.1.2
[INFO] finished tweaking crates.io crate i2c-reg 0.1.2
[INFO] tweaked toml for crates.io crate i2c-reg 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a79e0ff9f0e50f900716061d2080bb421bd199762a5e53653c810a5e706ed41a
[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" "a79e0ff9f0e50f900716061d2080bb421bd199762a5e53653c810a5e706ed41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a79e0ff9f0e50f900716061d2080bb421bd199762a5e53653c810a5e706ed41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a79e0ff9f0e50f900716061d2080bb421bd199762a5e53653c810a5e706ed41a", kill_on_drop: false }`
[INFO] [stdout] a79e0ff9f0e50f900716061d2080bb421bd199762a5e53653c810a5e706ed41a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d8160a3f040f4de0f7f3082c4e5239d02586001a00fc4b6bb71de7e0414da56
[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" "0d8160a3f040f4de0f7f3082c4e5239d02586001a00fc4b6bb71de7e0414da56", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling i2c-reg-derive v0.1.2
[INFO] [stderr]    Compiling i2c-reg v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.78s
[INFO] running `Command { std: "docker" "inspect" "0d8160a3f040f4de0f7f3082c4e5239d02586001a00fc4b6bb71de7e0414da56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d8160a3f040f4de0f7f3082c4e5239d02586001a00fc4b6bb71de7e0414da56", kill_on_drop: false }`
[INFO] [stdout] 0d8160a3f040f4de0f7f3082c4e5239d02586001a00fc4b6bb71de7e0414da56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e02993be53eea840594bd9a0d051ebfa4cb101f9777010762ca554bc4d03816d
[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" "e02993be53eea840594bd9a0d051ebfa4cb101f9777010762ca554bc4d03816d", kill_on_drop: false }`
[INFO] [stderr]    Compiling i2c-reg v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "e02993be53eea840594bd9a0d051ebfa4cb101f9777010762ca554bc4d03816d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e02993be53eea840594bd9a0d051ebfa4cb101f9777010762ca554bc4d03816d", kill_on_drop: false }`
[INFO] [stdout] e02993be53eea840594bd9a0d051ebfa4cb101f9777010762ca554bc4d03816d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5de55a6cf2bddd3d398a064ff7b0e818846f971e52223fe9c376c6eb122becdc
[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" "5de55a6cf2bddd3d398a064ff7b0e818846f971e52223fe9c376c6eb122becdc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/i2c_reg-da40f3f3016b5066)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests i2c-reg
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/registers.rs - registers::Register (line 8) ... ok
[INFO] [stdout] test src/registers.rs - registers::I2cReadRegister (line 36) ... ok
[INFO] [stdout] test src/registers.rs - registers::I2cWriteRegister (line 70) ... ok
[INFO] [stdout] test src/i2c_interface.rs - i2c_interface::I2cInterface (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5de55a6cf2bddd3d398a064ff7b0e818846f971e52223fe9c376c6eb122becdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de55a6cf2bddd3d398a064ff7b0e818846f971e52223fe9c376c6eb122becdc", kill_on_drop: false }`
[INFO] [stdout] 5de55a6cf2bddd3d398a064ff7b0e818846f971e52223fe9c376c6eb122becdc