[INFO] cloning repository https://github.com/ddprrt/example-typestate-programming
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ddprrt/example-typestate-programming" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddprrt%2Fexample-typestate-programming", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddprrt%2Fexample-typestate-programming'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f08828cc68416ab6a8d9de104aed8f4ed53dfc0
[INFO] testing ddprrt/example-typestate-programming against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddprrt%2Fexample-typestate-programming" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ddprrt/example-typestate-programming 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 git repo https://github.com/ddprrt/example-typestate-programming
[INFO] finished tweaking git repo https://github.com/ddprrt/example-typestate-programming
[INFO] tweaked toml for git repo https://github.com/ddprrt/example-typestate-programming written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/ddprrt/example-typestate-programming 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-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] b27b088278233e8659aa7f3b3ef51cae30c799fe4ce27306e41a3f4a5b0afabb
[INFO] running `Command { std: "docker" "start" "-a" "b27b088278233e8659aa7f3b3ef51cae30c799fe4ce27306e41a3f4a5b0afabb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b27b088278233e8659aa7f3b3ef51cae30c799fe4ce27306e41a3f4a5b0afabb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b27b088278233e8659aa7f3b3ef51cae30c799fe4ce27306e41a3f4a5b0afabb", kill_on_drop: false }`
[INFO] [stdout] b27b088278233e8659aa7f3b3ef51cae30c799fe4ce27306e41a3f4a5b0afabb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 5664c5078ee6e80501f87a85f1da4cb97caf200feecf12c19c7bed6d553de0f6
[INFO] running `Command { std: "docker" "start" "-a" "5664c5078ee6e80501f87a85f1da4cb97caf200feecf12c19c7bed6d553de0f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling typestate-programming v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `add_minutes`
[INFO] [stdout]   --> src/main.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn add_minutes(&mut self, min: i32) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_twenty_four_hour_clock`
[INFO] [stdout]   --> src/main.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn as_twenty_four_hour_clock(&self) -> Clock<TwentyFourHourClock> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "5664c5078ee6e80501f87a85f1da4cb97caf200feecf12c19c7bed6d553de0f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5664c5078ee6e80501f87a85f1da4cb97caf200feecf12c19c7bed6d553de0f6", kill_on_drop: false }`
[INFO] [stdout] 5664c5078ee6e80501f87a85f1da4cb97caf200feecf12c19c7bed6d553de0f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] a8bd51778bee8f4d2d573841f4e35b3f02d32087c76ece46d8776d0e83457999
[INFO] running `Command { std: "docker" "start" "-a" "a8bd51778bee8f4d2d573841f4e35b3f02d32087c76ece46d8776d0e83457999", kill_on_drop: false }`
[INFO] [stderr]    Compiling typestate-programming v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `add_minutes`
[INFO] [stdout]   --> src/main.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn add_minutes(&mut self, min: i32) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_twenty_four_hour_clock`
[INFO] [stdout]   --> src/main.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn as_twenty_four_hour_clock(&self) -> Clock<TwentyFourHourClock> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/typestate_programming-28c9da992575077d)
[INFO] running `Command { std: "docker" "inspect" "a8bd51778bee8f4d2d573841f4e35b3f02d32087c76ece46d8776d0e83457999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8bd51778bee8f4d2d573841f4e35b3f02d32087c76ece46d8776d0e83457999", kill_on_drop: false }`
[INFO] [stdout] a8bd51778bee8f4d2d573841f4e35b3f02d32087c76ece46d8776d0e83457999
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 4754f6fbe6019c657d0b502b6b89d2f0b2eaacf167b0dbeda6431ba8ab2c6d0b
[INFO] running `Command { std: "docker" "start" "-a" "4754f6fbe6019c657d0b502b6b89d2f0b2eaacf167b0dbeda6431ba8ab2c6d0b", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `add_minutes`
[INFO] [stderr]   --> src/main.rs:43:8
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn add_minutes(&mut self, min: i32) -> Self {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `as_twenty_four_hour_clock`
[INFO] [stderr]   --> src/main.rs:90:8
[INFO] [stderr]    |
[INFO] [stderr] 90 |     fn as_twenty_four_hour_clock(&self) -> Clock<TwentyFourHourClock> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `typestate-programming` (bin "typestate-programming" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/typestate_programming-28c9da992575077d)
[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" "4754f6fbe6019c657d0b502b6b89d2f0b2eaacf167b0dbeda6431ba8ab2c6d0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4754f6fbe6019c657d0b502b6b89d2f0b2eaacf167b0dbeda6431ba8ab2c6d0b", kill_on_drop: false }`
[INFO] [stdout] 4754f6fbe6019c657d0b502b6b89d2f0b2eaacf167b0dbeda6431ba8ab2c6d0b