[INFO] fetching crate i2c-reg 0.1.2...
[INFO] testing i2c-reg-0.1.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate i2c-reg 0.1.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate i2c-reg 0.1.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded i2c-reg-derive v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcaa9779d3a1b6db07f467676bba538f9cc807b3c1a7737c08c3af5f2f98b84b
[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" "fcaa9779d3a1b6db07f467676bba538f9cc807b3c1a7737c08c3af5f2f98b84b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcaa9779d3a1b6db07f467676bba538f9cc807b3c1a7737c08c3af5f2f98b84b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcaa9779d3a1b6db07f467676bba538f9cc807b3c1a7737c08c3af5f2f98b84b", kill_on_drop: false }`
[INFO] [stdout] fcaa9779d3a1b6db07f467676bba538f9cc807b3c1a7737c08c3af5f2f98b84b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c058ccd3554cebe463efd58a6adb6f79f30a4263f4d20eb82067f7de7a7b01e
[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" "1c058ccd3554cebe463efd58a6adb6f79f30a4263f4d20eb82067f7de7a7b01e", kill_on_drop: false }`
[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 2.36s
[INFO] running `Command { std: "docker" "inspect" "1c058ccd3554cebe463efd58a6adb6f79f30a4263f4d20eb82067f7de7a7b01e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c058ccd3554cebe463efd58a6adb6f79f30a4263f4d20eb82067f7de7a7b01e", kill_on_drop: false }`
[INFO] [stdout] 1c058ccd3554cebe463efd58a6adb6f79f30a4263f4d20eb82067f7de7a7b01e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--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] e7f7c80526e27e8a048754cdac6a81085b14eb017a91d63dae2a0aaf4cff8c30
[INFO] running `Command { std: "docker" "start" "-a" "e7f7c80526e27e8a048754cdac6a81085b14eb017a91d63dae2a0aaf4cff8c30", kill_on_drop: false }`
[INFO] [stderr]    Compiling i2c-reg v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "e7f7c80526e27e8a048754cdac6a81085b14eb017a91d63dae2a0aaf4cff8c30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7f7c80526e27e8a048754cdac6a81085b14eb017a91d63dae2a0aaf4cff8c30", kill_on_drop: false }`
[INFO] [stdout] e7f7c80526e27e8a048754cdac6a81085b14eb017a91d63dae2a0aaf4cff8c30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a68c0d158eb9c8f5209eae97bcac7ced47655ce65a7bb96b81519bb1bd295783
[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" "a68c0d158eb9c8f5209eae97bcac7ced47655ce65a7bb96b81519bb1bd295783", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/i2c_reg-08f546acdc531dcb)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests i2c-reg
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/registers.rs - registers::Register (line 8) ... ok
[INFO] [stdout] test src/i2c_interface.rs - i2c_interface::I2cInterface (line 10) ... 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] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a68c0d158eb9c8f5209eae97bcac7ced47655ce65a7bb96b81519bb1bd295783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a68c0d158eb9c8f5209eae97bcac7ced47655ce65a7bb96b81519bb1bd295783", kill_on_drop: false }`
[INFO] [stdout] a68c0d158eb9c8f5209eae97bcac7ced47655ce65a7bb96b81519bb1bd295783