[INFO] fetching crate cargo-ruspiro-push 0.1.1...
[INFO] testing cargo-ruspiro-push-0.1.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate cargo-ruspiro-push 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cargo-ruspiro-push 0.1.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-ruspiro-push 0.1.1
[INFO] finished tweaking crates.io crate cargo-ruspiro-push 0.1.1
[INFO] tweaked toml for crates.io crate cargo-ruspiro-push 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate cargo-ruspiro-push 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3a11658238f3202405d7ba20618efc5f248633ef43f5ef3c02d0305615925b2
[INFO] running `Command { std: "docker" "start" "-a" "d3a11658238f3202405d7ba20618efc5f248633ef43f5ef3c02d0305615925b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3a11658238f3202405d7ba20618efc5f248633ef43f5ef3c02d0305615925b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3a11658238f3202405d7ba20618efc5f248633ef43f5ef3c02d0305615925b2", kill_on_drop: false }`
[INFO] [stdout] d3a11658238f3202405d7ba20618efc5f248633ef43f5ef3c02d0305615925b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ddcaffae8890b9554b607058fd8b76b03e4a90ed609ae9291cb9e8a95da13e4
[INFO] running `Command { std: "docker" "start" "-a" "7ddcaffae8890b9554b607058fd8b76b03e4a90ed609ae9291cb9e8a95da13e4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling cargo-ruspiro-push v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:168:5
[INFO] [stdout]     |
[INFO] [stdout] 161 | /     loop {
[INFO] [stdout] 162 | |         match port.read(&mut echo) {
[INFO] [stdout] 163 | |             Ok(_) => print!("{}", echo[0] as char),
[INFO] [stdout] 164 | |             Err(_) => (),
[INFO] [stdout] 165 | |         }
[INFO] [stdout] 166 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 167 | 
[INFO] [stdout] 168 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.22s
[INFO] running `Command { std: "docker" "inspect" "7ddcaffae8890b9554b607058fd8b76b03e4a90ed609ae9291cb9e8a95da13e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ddcaffae8890b9554b607058fd8b76b03e4a90ed609ae9291cb9e8a95da13e4", kill_on_drop: false }`
[INFO] [stdout] 7ddcaffae8890b9554b607058fd8b76b03e4a90ed609ae9291cb9e8a95da13e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0f293a8762838165fecd17a6a89715b637f0d75ed5d6e89f4149c41bc36f8ed
[INFO] running `Command { std: "docker" "start" "-a" "e0f293a8762838165fecd17a6a89715b637f0d75ed5d6e89f4149c41bc36f8ed", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cargo-ruspiro-push v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:168:5
[INFO] [stdout]     |
[INFO] [stdout] 161 | /     loop {
[INFO] [stdout] 162 | |         match port.read(&mut echo) {
[INFO] [stdout] 163 | |             Ok(_) => print!("{}", echo[0] as char),
[INFO] [stdout] 164 | |             Err(_) => (),
[INFO] [stdout] 165 | |         }
[INFO] [stdout] 166 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 167 | 
[INFO] [stdout] 168 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/cargo_ruspiro_push-b3d27c02fec0b89a)
[INFO] running `Command { std: "docker" "inspect" "e0f293a8762838165fecd17a6a89715b637f0d75ed5d6e89f4149c41bc36f8ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0f293a8762838165fecd17a6a89715b637f0d75ed5d6e89f4149c41bc36f8ed", kill_on_drop: false }`
[INFO] [stdout] e0f293a8762838165fecd17a6a89715b637f0d75ed5d6e89f4149c41bc36f8ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2396ed096e3cc78759d5b317d8c1abf5ab5c37a66c03a5e48618cca9e5e6b3b4
[INFO] running `Command { std: "docker" "start" "-a" "2396ed096e3cc78759d5b317d8c1abf5ab5c37a66c03a5e48618cca9e5e6b3b4", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:168:5
[INFO] [stderr]     |
[INFO] [stderr] 161 | /     loop {
[INFO] [stderr] 162 | |         match port.read(&mut echo) {
[INFO] [stderr] 163 | |             Ok(_) => print!("{}", echo[0] as char),
[INFO] [stderr] 164 | |             Err(_) => (),
[INFO] [stderr] 165 | |         }
[INFO] [stderr] 166 | |     }
[INFO] [stderr]     | |_____- any code following this expression is unreachable
[INFO] [stderr] 167 | 
[INFO] [stderr] 168 |       Ok(())
[INFO] [stderr]     |       ^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cargo-ruspiro-push` (bin "cargo-ruspiro-push" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cargo_ruspiro_push-b3d27c02fec0b89a)
[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" "2396ed096e3cc78759d5b317d8c1abf5ab5c37a66c03a5e48618cca9e5e6b3b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2396ed096e3cc78759d5b317d8c1abf5ab5c37a66c03a5e48618cca9e5e6b3b4", kill_on_drop: false }`
[INFO] [stdout] 2396ed096e3cc78759d5b317d8c1abf5ab5c37a66c03a5e48618cca9e5e6b3b4