[INFO] fetching crate usbsdmux 0.1.0...
[INFO] checking usbsdmux-0.1.0 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] extracting crate usbsdmux 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate usbsdmux 0.1.0 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate usbsdmux 0.1.0
[INFO] finished tweaking crates.io crate usbsdmux 0.1.0
[INFO] tweaked toml for crates.io crate usbsdmux 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate usbsdmux 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt-derive v0.4.14
[INFO] [stderr]   Downloaded libc v0.2.81
[INFO] [stderr]   Downloaded nix v0.19.1
[INFO] [stderr]   Downloaded usb2642-i2c v0.1.1
[INFO] [stderr]   Downloaded heck v0.3.2
[INFO] [stderr]   Downloaded structopt v0.3.21
[INFO] [stderr]   Downloaded hermit-abi v0.1.17
[INFO] [stderr]   Downloaded syn v1.0.55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89e3b853ad3c6969f2e087021b2e8025132db801e5412d514007176b117aa0cf
[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" "89e3b853ad3c6969f2e087021b2e8025132db801e5412d514007176b117aa0cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89e3b853ad3c6969f2e087021b2e8025132db801e5412d514007176b117aa0cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89e3b853ad3c6969f2e087021b2e8025132db801e5412d514007176b117aa0cf", kill_on_drop: false }`
[INFO] [stdout] 89e3b853ad3c6969f2e087021b2e8025132db801e5412d514007176b117aa0cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 706233749cc16bdea3534517ec514c9168fab52a809cc0a7fd6099d496753de6
[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" "706233749cc16bdea3534517ec514c9168fab52a809cc0a7fd6099d496753de6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking usb2642-i2c v0.1.1
[INFO] [stderr]     Checking usbsdmux v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `InputPort`
[INFO] [stdout]   --> src/pca9536.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     InputPort = 0,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PolarityInversion`
[INFO] [stdout]   --> src/pca9536.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     PolarityInversion = 2,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Input`
[INFO] [stdout]   --> src/pca9536.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     Input = 1,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_register`
[INFO] [stdout]   --> src/pca9536.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn read_register(&mut self, register: Register) -> Result<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_input_port`
[INFO] [stdout]   --> src/pca9536.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn get_input_port(&mut self) -> Result<u8> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_polarity_inversion`
[INFO] [stdout]   --> src/pca9536.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn set_polarity_inversion(&mut self, pins: GpioPin) -> Result<()> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stdout] warning: variant is never constructed: `InputPort`
[INFO] [stdout]   --> src/pca9536.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     InputPort = 0,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PolarityInversion`
[INFO] [stdout]   --> src/pca9536.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     PolarityInversion = 2,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Input`
[INFO] [stdout]   --> src/pca9536.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     Input = 1,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_register`
[INFO] [stdout]   --> src/pca9536.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn read_register(&mut self, register: Register) -> Result<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_input_port`
[INFO] [stdout]   --> src/pca9536.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn get_input_port(&mut self) -> Result<u8> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_polarity_inversion`
[INFO] [stdout]   --> src/pca9536.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn set_polarity_inversion(&mut self, pins: GpioPin) -> Result<()> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.06s
[INFO] running `Command { std: "docker" "inspect" "706233749cc16bdea3534517ec514c9168fab52a809cc0a7fd6099d496753de6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "706233749cc16bdea3534517ec514c9168fab52a809cc0a7fd6099d496753de6", kill_on_drop: false }`
[INFO] [stdout] 706233749cc16bdea3534517ec514c9168fab52a809cc0a7fd6099d496753de6