[INFO] cloning repository https://github.com/BEN1JEN/cleaning-robot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BEN1JEN/cleaning-robot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBEN1JEN%2Fcleaning-robot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBEN1JEN%2Fcleaning-robot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18c0aa0c0af5466fc1bd93f367a17162cf90c4dc
[INFO] testing BEN1JEN/cleaning-robot against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBEN1JEN%2Fcleaning-robot" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BEN1JEN/cleaning-robot
[INFO] finished tweaking git repo https://github.com/BEN1JEN/cleaning-robot
[INFO] tweaked toml for git repo https://github.com/BEN1JEN/cleaning-robot written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BEN1JEN/cleaning-robot on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BEN1JEN/cleaning-robot 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gpio v0.4.1
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d367ee4e381dd561b4556d19d6b37097f28573e1a06fa8485b6e49822c4448fd
[INFO] running `Command { std: "docker" "start" "-a" "d367ee4e381dd561b4556d19d6b37097f28573e1a06fa8485b6e49822c4448fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d367ee4e381dd561b4556d19d6b37097f28573e1a06fa8485b6e49822c4448fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d367ee4e381dd561b4556d19d6b37097f28573e1a06fa8485b6e49822c4448fd", kill_on_drop: false }`
[INFO] [stdout] d367ee4e381dd561b4556d19d6b37097f28573e1a06fa8485b6e49822c4448fd
[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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 4bf92c8435ed79dbaa5bb497e539104c92cd2b32eaf07853c52c4aded058037c
[INFO] running `Command { std: "docker" "start" "-a" "4bf92c8435ed79dbaa5bb497e539104c92cd2b32eaf07853c52c4aded058037c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling gpio v0.4.1
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling cleaning-robot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `sensing` is never used
[INFO] [stdout]    --> src/main.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 141 | impl IrSensor {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 154 |     fn sensing(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Off` is never constructed
[INFO] [stdout]    --> src/main.rs:160:2
[INFO] [stdout]     |
[INFO] [stdout] 159 | enum DriveState {
[INFO] [stdout]     |      ---------- variant in this enum
[INFO] [stdout] 160 |     Off,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.28s
[INFO] running `Command { std: "docker" "inspect" "4bf92c8435ed79dbaa5bb497e539104c92cd2b32eaf07853c52c4aded058037c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bf92c8435ed79dbaa5bb497e539104c92cd2b32eaf07853c52c4aded058037c", kill_on_drop: false }`
[INFO] [stdout] 4bf92c8435ed79dbaa5bb497e539104c92cd2b32eaf07853c52c4aded058037c
[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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] e7c19865f2726e529e45c9be95c61dcc7a15a16cebf90538c97cb29069b70fd2
[INFO] running `Command { std: "docker" "start" "-a" "e7c19865f2726e529e45c9be95c61dcc7a15a16cebf90538c97cb29069b70fd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling cleaning-robot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `sensing` is never used
[INFO] [stdout]    --> src/main.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 141 | impl IrSensor {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 154 |     fn sensing(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Off` is never constructed
[INFO] [stdout]    --> src/main.rs:160:2
[INFO] [stdout]     |
[INFO] [stdout] 159 | enum DriveState {
[INFO] [stdout]     |      ---------- variant in this enum
[INFO] [stdout] 160 |     Off,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "e7c19865f2726e529e45c9be95c61dcc7a15a16cebf90538c97cb29069b70fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7c19865f2726e529e45c9be95c61dcc7a15a16cebf90538c97cb29069b70fd2", kill_on_drop: false }`
[INFO] [stdout] e7c19865f2726e529e45c9be95c61dcc7a15a16cebf90538c97cb29069b70fd2
[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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 08c9762255eade73a09c84a9cda531ce674c9b36a4b7b37e35b170d29e37fbef
[INFO] running `Command { std: "docker" "start" "-a" "08c9762255eade73a09c84a9cda531ce674c9b36a4b7b37e35b170d29e37fbef", kill_on_drop: false }`
[INFO] [stderr] warning: method `sensing` is never used
[INFO] [stderr]    --> src/main.rs:154:5
[INFO] [stderr]     |
[INFO] [stderr] 141 | impl IrSensor {
[INFO] [stderr]     | ------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 154 |     fn sensing(&self) -> bool {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Off` is never constructed
[INFO] [stderr]    --> src/main.rs:160:2
[INFO] [stderr]     |
[INFO] [stderr] 159 | enum DriveState {
[INFO] [stderr]     |      ---------- variant in this enum
[INFO] [stderr] 160 |     Off,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `cleaning-robot` (bin "cleaning-robot" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/cleaning_robot-8ab3eee3bb97ee88)
[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" "08c9762255eade73a09c84a9cda531ce674c9b36a4b7b37e35b170d29e37fbef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08c9762255eade73a09c84a9cda531ce674c9b36a4b7b37e35b170d29e37fbef", kill_on_drop: false }`
[INFO] [stdout] 08c9762255eade73a09c84a9cda531ce674c9b36a4b7b37e35b170d29e37fbef