[INFO] cloning repository https://github.com/oeed/mqtt-garage
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oeed/mqtt-garage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeed%2Fmqtt-garage", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeed%2Fmqtt-garage'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a615d2849c5a5749ac787ca980dd822e457663d3
[INFO] checking oeed/mqtt-garage against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeed%2Fmqtt-garage" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/oeed/mqtt-garage
[INFO] finished tweaking git repo https://github.com/oeed/mqtt-garage
[INFO] tweaked toml for git repo https://github.com/oeed/mqtt-garage written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/oeed/mqtt-garage on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/oeed/mqtt-garage 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7262501f26c9ace5c74e859641859c53a35a1bb370819c29511b82421e647722
[INFO] running `Command { std: "docker" "start" "-a" "7262501f26c9ace5c74e859641859c53a35a1bb370819c29511b82421e647722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7262501f26c9ace5c74e859641859c53a35a1bb370819c29511b82421e647722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7262501f26c9ace5c74e859641859c53a35a1bb370819c29511b82421e647722", kill_on_drop: false }`
[INFO] [stdout] 7262501f26c9ace5c74e859641859c53a35a1bb370819c29511b82421e647722
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd4f87002e8c4a00a8e881dec436d6e9738d4b7b2fdb1597d018a41478dfe5eb
[INFO] running `Command { std: "docker" "start" "-a" "cd4f87002e8c4a00a8e881dec436d6e9738d4b7b2fdb1597d018a41478dfe5eb", kill_on_drop: false }`
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[INFO] [stdout] warning: method `into_input_pullup` is never used
[INFO] [stdout]   --> src/mock_gpio.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl Pin {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 29 |   pub fn into_input_pullup(self) -> InputPin {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/mock_gpio.rs:35:22
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct OutputPin(u8);
[INFO] [stdout]    |            --------- ^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `OutputPin` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_input_pullup` is never used
[INFO] [stdout]   --> src/mock_gpio.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl Pin {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 29 |   pub fn into_input_pullup(self) -> InputPin {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InputPin` is never constructed
[INFO] [stdout]   --> src/mock_gpio.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct InputPin(u8);
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_high` is never used
[INFO] [stdout]   --> src/mock_gpio.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl InputPin {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 52 |   pub fn is_high(&self) -> bool {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/mock_gpio.rs:35:22
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct OutputPin(u8);
[INFO] [stdout]    |            --------- ^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `OutputPin` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InputPin` is never constructed
[INFO] [stdout]   --> src/mock_gpio.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct InputPin(u8);
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_high` is never used
[INFO] [stdout]   --> src/mock_gpio.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl InputPin {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 52 |   pub fn is_high(&self) -> bool {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.72s
[INFO] running `Command { std: "docker" "inspect" "cd4f87002e8c4a00a8e881dec436d6e9738d4b7b2fdb1597d018a41478dfe5eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd4f87002e8c4a00a8e881dec436d6e9738d4b7b2fdb1597d018a41478dfe5eb", kill_on_drop: false }`
[INFO] [stdout] cd4f87002e8c4a00a8e881dec436d6e9738d4b7b2fdb1597d018a41478dfe5eb