[INFO] cloning repository https://github.com/Yangxqgg/Rust-BLACKJack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Yangxqgg/Rust-BLACKJack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYangxqgg%2FRust-BLACKJack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYangxqgg%2FRust-BLACKJack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fcefc56e37e81e18d9c0a42b481d3cbb95cb4172
[INFO] checking Yangxqgg/Rust-BLACKJack against master#c756124775121dea0e640652c5ee3c89e3dd0eb4 for pr-154971-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYangxqgg%2FRust-BLACKJack" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Yangxqgg/Rust-BLACKJack
[INFO] finished tweaking git repo https://github.com/Yangxqgg/Rust-BLACKJack
[INFO] tweaked toml for git repo https://github.com/Yangxqgg/Rust-BLACKJack written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Yangxqgg/Rust-BLACKJack on toolchain c756124775121dea0e640652c5ee3c89e3dd0eb4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c756124775121dea0e640652c5ee3c89e3dd0eb4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Yangxqgg/Rust-BLACKJack 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" "+c756124775121dea0e640652c5ee3c89e3dd0eb4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.190
[INFO] [stderr]   Downloaded ambient-authority v0.0.2
[INFO] [stderr]   Downloaded winx v0.36.2
[INFO] [stderr]   Downloaded ipnet v2.9.0
[INFO] [stderr]   Downloaded io-extras v0.18.0
[INFO] [stderr]   Downloaded cap-primitives v2.0.0
[INFO] [stderr]   Downloaded serde_json v1.0.108
[INFO] [stderr]   Downloaded io-lifetimes v2.0.2
[INFO] [stderr]   Downloaded getrandom v0.2.10
[INFO] [stderr]   Downloaded cap-std v2.0.0
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.17
[INFO] [stderr]   Downloaded errno v0.3.5
[INFO] [stderr]   Downloaded serde_derive v1.0.190
[INFO] [stderr]   Downloaded fs-set-times v0.20.0
[INFO] [stderr]   Downloaded maybe-owned v0.3.4
[INFO] [stderr]   Downloaded rustix v0.38.21
[INFO] [stderr]   Downloaded libc v0.2.148
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+c756124775121dea0e640652c5ee3c89e3dd0eb4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45a2bf76ab1c4527494dc6ed47762cadc57be9175b291973c87734d7b99161a5
[INFO] running `Command { std: "docker" "start" "-a" "45a2bf76ab1c4527494dc6ed47762cadc57be9175b291973c87734d7b99161a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45a2bf76ab1c4527494dc6ed47762cadc57be9175b291973c87734d7b99161a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45a2bf76ab1c4527494dc6ed47762cadc57be9175b291973c87734d7b99161a5", kill_on_drop: false }`
[INFO] [stdout] 45a2bf76ab1c4527494dc6ed47762cadc57be9175b291973c87734d7b99161a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+c756124775121dea0e640652c5ee3c89e3dd0eb4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67dbe0afbccdc6dd3aad1237eae7a9214c64a316b2bfeb0c94934f7435d60a5f
[INFO] running `Command { std: "docker" "start" "-a" "67dbe0afbccdc6dd3aad1237eae7a9214c64a316b2bfeb0c94934f7435d60a5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling io-lifetimes v2.0.2
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.10
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling io-extras v0.18.0
[INFO] [stderr]    Compiling cap-primitives v2.0.0
[INFO] [stderr]    Compiling serde v1.0.190
[INFO] [stderr]     Checking ambient-authority v0.0.2
[INFO] [stderr]    Compiling cap-std v2.0.0
[INFO] [stderr]     Checking maybe-owned v0.3.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking ipnet v2.9.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.190
[INFO] [stderr]     Checking fs-set-times v0.20.0
[INFO] [stderr]     Checking Rust-BLACKJack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.43s
[INFO] running `Command { std: "docker" "inspect" "67dbe0afbccdc6dd3aad1237eae7a9214c64a316b2bfeb0c94934f7435d60a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67dbe0afbccdc6dd3aad1237eae7a9214c64a316b2bfeb0c94934f7435d60a5f", kill_on_drop: false }`
[INFO] [stdout] 67dbe0afbccdc6dd3aad1237eae7a9214c64a316b2bfeb0c94934f7435d60a5f
