[INFO] updating cached repository https://github.com/Firehed/arcadecontrols
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9a14f951e4dcd5d0a8f29abdc4390fd219b6612e
[INFO] testing Firehed/arcadecontrols against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FFirehed%2Farcadecontrols" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Firehed/arcadecontrols on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Firehed/arcadecontrols
[INFO] finished tweaking git repo https://github.com/Firehed/arcadecontrols
[INFO] tweaked toml for git repo https://github.com/Firehed/arcadecontrols written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Firehed/arcadecontrols already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /big/crater/work/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] ea4374cdd353d5c61c63e5533538c1f70814b9bded22feedeef32c61c0c2fae5
[INFO] running `"docker" "start" "-a" "ea4374cdd353d5c61c63e5533538c1f70814b9bded22feedeef32c61c0c2fae5"`
[INFO] [stderr]    Compiling arcade v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/i2c/mod.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     let fd = file.as_raw_fd();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parsed`
[INFO] [stderr]   --> src/config/mod.rs:56:19
[INFO] [stderr]    |
[INFO] [stderr] 56 |         .map(|(i, parsed)| {
[INFO] [stderr]    |                   ^^^^^^ help: consider prefixing with an underscore: `_parsed`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `bank` is never read
[INFO] [stderr]   --> src/mcp23017/mod.rs:88:17
[INFO] [stderr]    |
[INFO] [stderr] 88 |         let mut bank = set_chip_to_bank1(&mut i2c);
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]   --> src/i2c/mod.rs:73:22
[INFO] [stderr]    |
[INFO] [stderr] 73 | fn set_slave_address(file: &File, slave_address: Address) -> Result<(), nix::Error> {
[INFO] [stderr]    |                      ^^^^ help: consider prefixing with an underscore: `_file`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `slave_address`
[INFO] [stderr]   --> src/i2c/mod.rs:73:35
[INFO] [stderr]    |
[INFO] [stderr] 73 | fn set_slave_address(file: &File, slave_address: Address) -> Result<(), nix::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_slave_address`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "ea4374cdd353d5c61c63e5533538c1f70814b9bded22feedeef32c61c0c2fae5"`
[INFO] running `"docker" "rm" "-f" "ea4374cdd353d5c61c63e5533538c1f70814b9bded22feedeef32c61c0c2fae5"`
[INFO] [stdout] ea4374cdd353d5c61c63e5533538c1f70814b9bded22feedeef32c61c0c2fae5
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] dfa49d8cdd397b8262c91049f087ee550bcdae8f945e120a56c7e3335754eb37
[INFO] running `"docker" "start" "-a" "dfa49d8cdd397b8262c91049f087ee550bcdae8f945e120a56c7e3335754eb37"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling arcade v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/i2c/mod.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     let fd = file.as_raw_fd();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parsed`
[INFO] [stderr]   --> src/config/mod.rs:56:19
[INFO] [stderr]    |
[INFO] [stderr] 56 |         .map(|(i, parsed)| {
[INFO] [stderr]    |                   ^^^^^^ help: consider prefixing with an underscore: `_parsed`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `bank` is never read
[INFO] [stderr]   --> src/mcp23017/mod.rs:88:17
[INFO] [stderr]    |
[INFO] [stderr] 88 |         let mut bank = set_chip_to_bank1(&mut i2c);
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]   --> src/i2c/mod.rs:73:22
[INFO] [stderr]    |
[INFO] [stderr] 73 | fn set_slave_address(file: &File, slave_address: Address) -> Result<(), nix::Error> {
[INFO] [stderr]    |                      ^^^^ help: consider prefixing with an underscore: `_file`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `slave_address`
[INFO] [stderr]   --> src/i2c/mod.rs:73:35
[INFO] [stderr]    |
[INFO] [stderr] 73 | fn set_slave_address(file: &File, slave_address: Address) -> Result<(), nix::Error> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_slave_address`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `"docker" "inspect" "dfa49d8cdd397b8262c91049f087ee550bcdae8f945e120a56c7e3335754eb37"`
[INFO] running `"docker" "rm" "-f" "dfa49d8cdd397b8262c91049f087ee550bcdae8f945e120a56c7e3335754eb37"`
[INFO] [stdout] dfa49d8cdd397b8262c91049f087ee550bcdae8f945e120a56c7e3335754eb37
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] c8ab71b2f084baaccb0034454d148bf6ab57dd390bff7c47c1c0505c7377fe4a
[INFO] running `"docker" "start" "-a" "c8ab71b2f084baaccb0034454d148bf6ab57dd390bff7c47c1c0505c7377fe4a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/arcade-065e00a6dbbea4af
[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" "c8ab71b2f084baaccb0034454d148bf6ab57dd390bff7c47c1c0505c7377fe4a"`
[INFO] running `"docker" "rm" "-f" "c8ab71b2f084baaccb0034454d148bf6ab57dd390bff7c47c1c0505c7377fe4a"`
[INFO] [stdout] c8ab71b2f084baaccb0034454d148bf6ab57dd390bff7c47c1c0505c7377fe4a