[INFO] fetching crate mcp4728-driver 0.1.0...
[INFO] testing mcp4728-driver-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate mcp4728-driver 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate mcp4728-driver 0.1.0
[INFO] finished tweaking crates.io crate mcp4728-driver 0.1.0
[INFO] tweaked toml for crates.io crate mcp4728-driver 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcp4728-driver 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mcp4728-driver 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef238a8a0d6423b7ea8117d1adbadf3fbb6ac728d0c0e38de7ac2c6f6b822343
[INFO] running `Command { std: "docker" "start" "-a" "ef238a8a0d6423b7ea8117d1adbadf3fbb6ac728d0c0e38de7ac2c6f6b822343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef238a8a0d6423b7ea8117d1adbadf3fbb6ac728d0c0e38de7ac2c6f6b822343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef238a8a0d6423b7ea8117d1adbadf3fbb6ac728d0c0e38de7ac2c6f6b822343", kill_on_drop: false }`
[INFO] [stdout] ef238a8a0d6423b7ea8117d1adbadf3fbb6ac728d0c0e38de7ac2c6f6b822343
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b96c9364f2edb604858a94f5ca88f22dec9b34f555560fb025cff3f4ad565dda
[INFO] running `Command { std: "docker" "start" "-a" "b96c9364f2edb604858a94f5ca88f22dec9b34f555560fb025cff3f4ad565dda", kill_on_drop: false }`
[INFO] [stderr]    Compiling mcp4728-driver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "b96c9364f2edb604858a94f5ca88f22dec9b34f555560fb025cff3f4ad565dda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b96c9364f2edb604858a94f5ca88f22dec9b34f555560fb025cff3f4ad565dda", kill_on_drop: false }`
[INFO] [stdout] b96c9364f2edb604858a94f5ca88f22dec9b34f555560fb025cff3f4ad565dda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccc001d3840c3303e0a653de04f7f2e65faa7c3fe5871ad9f31e57c6245cc521
[INFO] running `Command { std: "docker" "start" "-a" "ccc001d3840c3303e0a653de04f7f2e65faa7c3fe5871ad9f31e57c6245cc521", kill_on_drop: false }`
[INFO] [stderr]    Compiling mcp4728-driver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "ccc001d3840c3303e0a653de04f7f2e65faa7c3fe5871ad9f31e57c6245cc521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccc001d3840c3303e0a653de04f7f2e65faa7c3fe5871ad9f31e57c6245cc521", kill_on_drop: false }`
[INFO] [stdout] ccc001d3840c3303e0a653de04f7f2e65faa7c3fe5871ad9f31e57c6245cc521
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 005f9c37f9e056dabad7365473f48e463ef005aadf94a4c27ee2d87bb1eac25e
[INFO] running `Command { std: "docker" "start" "-a" "005f9c37f9e056dabad7365473f48e463ef005aadf94a4c27ee2d87bb1eac25e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mcp4728_driver-69603d1ca1405cc7)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_dac_value_calculation ... ok
[INFO] [stdout] test tests::test_voltage_calculation_vdd ... ok
[INFO] [stdout] test tests::test_voltage_calculation_internal_2x ... ok
[INFO] [stdout] test tests::test_voltage_calculation_internal_1x ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mcp4728_driver
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 23) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "005f9c37f9e056dabad7365473f48e463ef005aadf94a4c27ee2d87bb1eac25e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "005f9c37f9e056dabad7365473f48e463ef005aadf94a4c27ee2d87bb1eac25e", kill_on_drop: false }`
[INFO] [stdout] 005f9c37f9e056dabad7365473f48e463ef005aadf94a4c27ee2d87bb1eac25e