[INFO] cloning repository exploids/rpi_matrix
[INFO] running `"git" "clone" "--bare" "git://github.com/exploids/rpi_matrix.git" "work/cache/sources/gh/exploids/rpi_matrix"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/exploids/rpi_matrix'...
[INFO] running `"git" "clone" "work/cache/sources/gh/exploids/rpi_matrix" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/exploids/rpi_matrix"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/exploids/rpi_matrix'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/exploids/rpi_matrix" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/exploids/rpi_matrix"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/exploids/rpi_matrix'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f9dbc10621906f86ed9009d0fd9c9e0d5e03b498
[INFO] sha for GitHub repo exploids/rpi_matrix: f9dbc10621906f86ed9009d0fd9c9e0d5e03b498
[INFO] validating manifest of exploids/rpi_matrix on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of exploids/rpi_matrix on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing exploids/rpi_matrix
[INFO] finished frobbing exploids/rpi_matrix
[INFO] frobbed toml for exploids/rpi_matrix written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/exploids/rpi_matrix/Cargo.toml
[INFO] started frobbing exploids/rpi_matrix
[INFO] finished frobbing exploids/rpi_matrix
[INFO] frobbed toml for exploids/rpi_matrix written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/exploids/rpi_matrix/Cargo.toml
[INFO] crate exploids/rpi_matrix already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rppal v0.8.1
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing exploids/rpi_matrix against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/exploids/rpi_matrix:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 9ac42a64dc54831a48e755d40b1e103606f4e26f9052a18dedc78e01876c7f38
[INFO] running `"docker" "start" "-a" "9ac42a64dc54831a48e755d40b1e103606f4e26f9052a18dedc78e01876c7f38"`
[INFO] [stderr]    Compiling rppal v0.8.1
[INFO] [stderr]    Compiling rpi_matrix v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Level`
[INFO] [stderr]  --> src/main.rs:6:31
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rppal::gpio::{Gpio, Mode, Level};
[INFO] [stderr]   |                               ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/main.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     for x in 0..100 {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.45s
[INFO] running `"docker" "inspect" "9ac42a64dc54831a48e755d40b1e103606f4e26f9052a18dedc78e01876c7f38"`
[INFO] running `"docker" "rm" "-f" "9ac42a64dc54831a48e755d40b1e103606f4e26f9052a18dedc78e01876c7f38"`
[INFO] [stdout] 9ac42a64dc54831a48e755d40b1e103606f4e26f9052a18dedc78e01876c7f38
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/exploids/rpi_matrix:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] d71ff9f51d0f124e47eb5a43670a8c19455d7f77527ff305db9caf7631277e7f
[INFO] running `"docker" "start" "-a" "d71ff9f51d0f124e47eb5a43670a8c19455d7f77527ff305db9caf7631277e7f"`
[INFO] [stderr]    Compiling rpi_matrix v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Level`
[INFO] [stderr]  --> src/main.rs:6:31
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rppal::gpio::{Gpio, Mode, Level};
[INFO] [stderr]   |                               ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/main.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     for x in 0..100 {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "d71ff9f51d0f124e47eb5a43670a8c19455d7f77527ff305db9caf7631277e7f"`
[INFO] running `"docker" "rm" "-f" "d71ff9f51d0f124e47eb5a43670a8c19455d7f77527ff305db9caf7631277e7f"`
[INFO] [stdout] d71ff9f51d0f124e47eb5a43670a8c19455d7f77527ff305db9caf7631277e7f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/exploids/rpi_matrix:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] c5afb1a1e0100d07ea30a91f1cd936f6b5157ddcd0010378cc28189f1b877919
[INFO] running `"docker" "start" "-a" "c5afb1a1e0100d07ea30a91f1cd936f6b5157ddcd0010378cc28189f1b877919"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rpi_matrix-ff42e8f9b77fbb7d
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c5afb1a1e0100d07ea30a91f1cd936f6b5157ddcd0010378cc28189f1b877919"`
[INFO] running `"docker" "rm" "-f" "c5afb1a1e0100d07ea30a91f1cd936f6b5157ddcd0010378cc28189f1b877919"`
[INFO] [stdout] c5afb1a1e0100d07ea30a91f1cd936f6b5157ddcd0010378cc28189f1b877919