[INFO] fetching crate pcf857x 0.4.0...
[INFO] building pcf857x-0.4.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate pcf857x 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate pcf857x 0.4.0 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pcf857x 0.4.0
[INFO] finished tweaking crates.io crate pcf857x 0.4.0
[INFO] tweaked toml for crates.io crate pcf857x 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate pcf857x 0.4.0 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-hal-mock v0.7.2
[INFO] [stderr]   Downloaded sysfs_gpio v0.5.4
[INFO] [stderr]   Downloaded linux-embedded-hal v0.3.0
[INFO] [stderr]   Downloaded embedded-hal v0.2.5
[INFO] [stderr]   Downloaded spidev v0.4.1
[INFO] [stderr]   Downloaded i2cdev v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 413c88f6661fbbf2479c826094edb17a33081dfe3d3350d6edefb4740f812bf5
[INFO] running `Command { std: "docker" "start" "-a" "413c88f6661fbbf2479c826094edb17a33081dfe3d3350d6edefb4740f812bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "413c88f6661fbbf2479c826094edb17a33081dfe3d3350d6edefb4740f812bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "413c88f6661fbbf2479c826094edb17a33081dfe3d3350d6edefb4740f812bf5", kill_on_drop: false }`
[INFO] [stdout] 413c88f6661fbbf2479c826094edb17a33081dfe3d3350d6edefb4740f812bf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15778cfda2a4539cc635976e0ec65bbd7a74ecab05be960b3782e11d78eb4216
[INFO] running `Command { std: "docker" "start" "-a" "15778cfda2a4539cc635976e0ec65bbd7a74ecab05be960b3782e11d78eb4216", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.5
[INFO] [stderr]    Compiling pcf857x v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `embedded_hal::digital::v2::OutputPin`
[INFO] [stdout]  --> src/devices/pcf8574.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use embedded_hal::digital::v2::OutputPin;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `embedded_hal::digital::v2::OutputPin`
[INFO] [stdout]  --> src/devices/pcf8575.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use embedded_hal::digital::v2::OutputPin;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "15778cfda2a4539cc635976e0ec65bbd7a74ecab05be960b3782e11d78eb4216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15778cfda2a4539cc635976e0ec65bbd7a74ecab05be960b3782e11d78eb4216", kill_on_drop: false }`
[INFO] [stdout] 15778cfda2a4539cc635976e0ec65bbd7a74ecab05be960b3782e11d78eb4216
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09f2d089a7bd1f75cb4286e479efdf2a40cae42502954b025459ebaec779837c
[INFO] running `Command { std: "docker" "start" "-a" "09f2d089a7bd1f75cb4286e479efdf2a40cae42502954b025459ebaec779837c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling embedded-hal-mock v0.7.2
[INFO] [stdout] warning: unused import: `embedded_hal::digital::v2::OutputPin`
[INFO] [stdout]  --> src/devices/pcf8574.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use embedded_hal::digital::v2::OutputPin;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `embedded_hal::digital::v2::OutputPin`
[INFO] [stdout]  --> src/devices/pcf8575.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use embedded_hal::digital::v2::OutputPin;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling cast v0.2.6
[INFO] [stderr]    Compiling i2cdev v0.4.4
[INFO] [stderr]    Compiling spidev v0.4.1
[INFO] [stderr]    Compiling sysfs_gpio v0.5.4
[INFO] [stderr]    Compiling linux-embedded-hal v0.3.0
[INFO] [stderr]    Compiling pcf857x v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `embedded_hal::digital::v2::OutputPin`
[INFO] [stdout]  --> src/devices/pcf8574.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use embedded_hal::digital::v2::OutputPin;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `embedded_hal::digital::v2::OutputPin`
[INFO] [stdout]  --> src/devices/pcf8575.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use embedded_hal::digital::v2::OutputPin;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `Command { std: "docker" "inspect" "09f2d089a7bd1f75cb4286e479efdf2a40cae42502954b025459ebaec779837c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09f2d089a7bd1f75cb4286e479efdf2a40cae42502954b025459ebaec779837c", kill_on_drop: false }`
[INFO] [stdout] 09f2d089a7bd1f75cb4286e479efdf2a40cae42502954b025459ebaec779837c