[INFO] fetching crate sen0177 0.4.0-alpha.1...
[INFO] testing sen0177-0.4.0-alpha.1 against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take3
[INFO] extracting crate sen0177 0.4.0-alpha.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sen0177 0.4.0-alpha.1 on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sen0177 0.4.0-alpha.1
[INFO] finished tweaking crates.io crate sen0177 0.4.0-alpha.1
[INFO] tweaked toml for crates.io crate sen0177 0.4.0-alpha.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial v0.4.0
[INFO] [stderr]   Downloaded serial-windows v0.4.0
[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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1603de2cd7522a4ccf2b8e822bfeb9d33be20a844350e428836f2c65959817f9
[INFO] running `Command { std: "docker" "start" "-a" "1603de2cd7522a4ccf2b8e822bfeb9d33be20a844350e428836f2c65959817f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1603de2cd7522a4ccf2b8e822bfeb9d33be20a844350e428836f2c65959817f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1603de2cd7522a4ccf2b8e822bfeb9d33be20a844350e428836f2c65959817f9", kill_on_drop: false }`
[INFO] [stdout] 1603de2cd7522a4ccf2b8e822bfeb9d33be20a844350e428836f2c65959817f9
[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=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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 56a2115ed6683bd01a75aefb4033207ed389d49fbdfb366ba56b0da011fb08b9
[INFO] running `Command { std: "docker" "start" "-a" "56a2115ed6683bd01a75aefb4033207ed389d49fbdfb366ba56b0da011fb08b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling embedded-hal v1.0.0-alpha.8
[INFO] [stderr]    Compiling sen0177 v0.4.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "56a2115ed6683bd01a75aefb4033207ed389d49fbdfb366ba56b0da011fb08b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56a2115ed6683bd01a75aefb4033207ed389d49fbdfb366ba56b0da011fb08b9", kill_on_drop: false }`
[INFO] [stdout] 56a2115ed6683bd01a75aefb4033207ed389d49fbdfb366ba56b0da011fb08b9
[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=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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 977a697832bd8288f80ce10af3fb4724cb52c342dcb23113724931e114dd8ec6
[INFO] running `Command { std: "docker" "start" "-a" "977a697832bd8288f80ce10af3fb4724cb52c342dcb23113724931e114dd8ec6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling nix v0.23.2
[INFO] [stderr]    Compiling i2cdev v0.5.1
[INFO] [stderr]    Compiling sysfs_gpio v0.6.1
[INFO] [stderr]    Compiling spidev v0.5.1
[INFO] [stderr]    Compiling gpio-cdev v0.5.1
[INFO] [stderr]    Compiling linux-embedded-hal v0.3.2
[INFO] [stderr]    Compiling sen0177 v0.4.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.13s
[INFO] running `Command { std: "docker" "inspect" "977a697832bd8288f80ce10af3fb4724cb52c342dcb23113724931e114dd8ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "977a697832bd8288f80ce10af3fb4724cb52c342dcb23113724931e114dd8ec6", kill_on_drop: false }`
[INFO] [stdout] 977a697832bd8288f80ce10af3fb4724cb52c342dcb23113724931e114dd8ec6
[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=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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 192c9ca1cc9f119d30d0649051baa86ca82a9ad00abcd5e24e1fb7cabc71dcc2
[INFO] running `Command { std: "docker" "start" "-a" "192c9ca1cc9f119d30d0649051baa86ca82a9ad00abcd5e24e1fb7cabc71dcc2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/sen0177-1be05862f1359657)
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "192c9ca1cc9f119d30d0649051baa86ca82a9ad00abcd5e24e1fb7cabc71dcc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "192c9ca1cc9f119d30d0649051baa86ca82a9ad00abcd5e24e1fb7cabc71dcc2", kill_on_drop: false }`
[INFO] [stdout] 192c9ca1cc9f119d30d0649051baa86ca82a9ad00abcd5e24e1fb7cabc71dcc2