[INFO] cloning repository https://github.com/zhengMiuna/day4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhengMiuna/day4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FzhengMiuna%2Fday4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FzhengMiuna%2Fday4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c7c2da93adc85f4dc14766472fd6f6a4c6e29f2
[INFO] testing zhengMiuna/day4 against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FzhengMiuna%2Fday4" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zhengMiuna/day4 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zhengMiuna/day4
[INFO] finished tweaking git repo https://github.com/zhengMiuna/day4
[INFO] tweaked toml for git repo https://github.com/zhengMiuna/day4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/zhengMiuna/day4 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe08ca5d1216243e1d21f0cd5eedb8c00d0ef19b3636fd8d0b5f12e864a00b58
[INFO] running `Command { std: "docker" "start" "-a" "fe08ca5d1216243e1d21f0cd5eedb8c00d0ef19b3636fd8d0b5f12e864a00b58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe08ca5d1216243e1d21f0cd5eedb8c00d0ef19b3636fd8d0b5f12e864a00b58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe08ca5d1216243e1d21f0cd5eedb8c00d0ef19b3636fd8d0b5f12e864a00b58", kill_on_drop: false }`
[INFO] [stdout] fe08ca5d1216243e1d21f0cd5eedb8c00d0ef19b3636fd8d0b5f12e864a00b58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b705655207847e1134af7d893eb6869f87b28e90951b64c79caf96350ad8595
[INFO] running `Command { std: "docker" "start" "-a" "6b705655207847e1134af7d893eb6869f87b28e90951b64c79caf96350ad8595", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling memchr v2.6.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling tokio v1.32.0
[INFO] [stderr]    Compiling concurrent-queue v2.2.0
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.31
[INFO] [stderr]    Compiling nix v0.23.2
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling futures-executor v0.3.28
[INFO] [stderr]    Compiling futures v0.3.28
[INFO] [stderr]    Compiling day4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `dummy_waker` is never used
[INFO] [stdout]   --> src/main.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn dummy_waker() -> Waker {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VTABLE` is never used
[INFO] [stdout]   --> src/main.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | const VTABLE: RawWakerVTable =
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vtable_clone` is never used
[INFO] [stdout]   --> src/main.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 | unsafe fn vtable_clone(_p: *const()) -> RawWaker {
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vtable_wake` is never used
[INFO] [stdout]   --> src/main.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 | unsafe fn vtable_wake(_p: *const()) {}
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vtable_wake_by_ref` is never used
[INFO] [stdout]   --> src/main.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 | unsafe fn vtable_wake_by_ref(_p: *const()) {}
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vtable_drop` is never used
[INFO] [stdout]   --> src/main.rs:28:11
[INFO] [stdout]    |
[INFO] [stdout] 28 | unsafe fn vtable_drop(_p: *const()) {}
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.09s
[INFO] running `Command { std: "docker" "inspect" "6b705655207847e1134af7d893eb6869f87b28e90951b64c79caf96350ad8595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b705655207847e1134af7d893eb6869f87b28e90951b64c79caf96350ad8595", kill_on_drop: false }`
[INFO] [stdout] 6b705655207847e1134af7d893eb6869f87b28e90951b64c79caf96350ad8595
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 663be36f03d0a7f2c42e4e5610687c23793755ec481cc7691e17a15ce0e29363
[INFO] running `Command { std: "docker" "start" "-a" "663be36f03d0a7f2c42e4e5610687c23793755ec481cc7691e17a15ce0e29363", kill_on_drop: false }`
[INFO] [stderr]    Compiling day4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `dummy_waker` is never used
[INFO] [stdout]   --> src/main.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn dummy_waker() -> Waker {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VTABLE` is never used
[INFO] [stdout]   --> src/main.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | const VTABLE: RawWakerVTable =
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vtable_clone` is never used
[INFO] [stdout]   --> src/main.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 | unsafe fn vtable_clone(_p: *const()) -> RawWaker {
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vtable_wake` is never used
[INFO] [stdout]   --> src/main.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 | unsafe fn vtable_wake(_p: *const()) {}
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vtable_wake_by_ref` is never used
[INFO] [stdout]   --> src/main.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 | unsafe fn vtable_wake_by_ref(_p: *const()) {}
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vtable_drop` is never used
[INFO] [stdout]   --> src/main.rs:28:11
[INFO] [stdout]    |
[INFO] [stdout] 28 | unsafe fn vtable_drop(_p: *const()) {}
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "663be36f03d0a7f2c42e4e5610687c23793755ec481cc7691e17a15ce0e29363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "663be36f03d0a7f2c42e4e5610687c23793755ec481cc7691e17a15ce0e29363", kill_on_drop: false }`
[INFO] [stdout] 663be36f03d0a7f2c42e4e5610687c23793755ec481cc7691e17a15ce0e29363
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fa1d35b203e7cea7f8977960301c354b507864fae26356d92537f088942da744
[INFO] running `Command { std: "docker" "start" "-a" "fa1d35b203e7cea7f8977960301c354b507864fae26356d92537f088942da744", kill_on_drop: false }`
[INFO] [stderr] warning: function `dummy_waker` is never used
[INFO] [stderr]   --> src/main.rs:12:4
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn dummy_waker() -> Waker {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `VTABLE` is never used
[INFO] [stderr]   --> src/main.rs:17:7
[INFO] [stderr]    |
[INFO] [stderr] 17 | const VTABLE: RawWakerVTable =
[INFO] [stderr]    |       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `vtable_clone` is never used
[INFO] [stderr]   --> src/main.rs:20:11
[INFO] [stderr]    |
[INFO] [stderr] 20 | unsafe fn vtable_clone(_p: *const()) -> RawWaker {
[INFO] [stderr]    |           ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `vtable_wake` is never used
[INFO] [stderr]   --> src/main.rs:24:11
[INFO] [stderr]    |
[INFO] [stderr] 24 | unsafe fn vtable_wake(_p: *const()) {}
[INFO] [stderr]    |           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `vtable_wake_by_ref` is never used
[INFO] [stderr]   --> src/main.rs:26:11
[INFO] [stderr]    |
[INFO] [stderr] 26 | unsafe fn vtable_wake_by_ref(_p: *const()) {}
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `vtable_drop` is never used
[INFO] [stderr]   --> src/main.rs:28:11
[INFO] [stderr]    |
[INFO] [stderr] 28 | unsafe fn vtable_drop(_p: *const()) {}
[INFO] [stderr]    |           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `day4` (bin "day4" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day4-50039093dd761c35)
[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" "fa1d35b203e7cea7f8977960301c354b507864fae26356d92537f088942da744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa1d35b203e7cea7f8977960301c354b507864fae26356d92537f088942da744", kill_on_drop: false }`
[INFO] [stdout] fa1d35b203e7cea7f8977960301c354b507864fae26356d92537f088942da744
