[INFO] cloning repository https://github.com/proudzhu/sudoku-brute-force
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/proudzhu/sudoku-brute-force" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fproudzhu%2Fsudoku-brute-force", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fproudzhu%2Fsudoku-brute-force'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a03ed5c59d6d49a04ad5f8dce6908a3473c97bb7
[INFO] testing proudzhu/sudoku-brute-force against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fproudzhu%2Fsudoku-brute-force" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/proudzhu/sudoku-brute-force on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/proudzhu/sudoku-brute-force
[INFO] finished tweaking git repo https://github.com/proudzhu/sudoku-brute-force
[INFO] tweaked toml for git repo https://github.com/proudzhu/sudoku-brute-force written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/proudzhu/sudoku-brute-force already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fd42fda7c68223484e592c6ceaccd3364643a8f063eee79daa1b2e25cde2d69
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2fd42fda7c68223484e592c6ceaccd3364643a8f063eee79daa1b2e25cde2d69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fd42fda7c68223484e592c6ceaccd3364643a8f063eee79daa1b2e25cde2d69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fd42fda7c68223484e592c6ceaccd3364643a8f063eee79daa1b2e25cde2d69", kill_on_drop: false }`
[INFO] [stdout] 2fd42fda7c68223484e592c6ceaccd3364643a8f063eee79daa1b2e25cde2d69
[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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ac8f7f886ef9b4670c8314ae22cf9d03ad4335376d025ddeea9e9d175f28a09
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4ac8f7f886ef9b4670c8314ae22cf9d03ad4335376d025ddeea9e9d175f28a09", kill_on_drop: false }`
[INFO] [stderr]    Compiling brute_force v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "4ac8f7f886ef9b4670c8314ae22cf9d03ad4335376d025ddeea9e9d175f28a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ac8f7f886ef9b4670c8314ae22cf9d03ad4335376d025ddeea9e9d175f28a09", kill_on_drop: false }`
[INFO] [stdout] 4ac8f7f886ef9b4670c8314ae22cf9d03ad4335376d025ddeea9e9d175f28a09
[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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 853cb8860e410e4b8259e2e43df13900fc49019fac69d4e86606da1a7d58b89f
[INFO] running `Command { std: "docker" "start" "-a" "853cb8860e410e4b8259e2e43df13900fc49019fac69d4e86606da1a7d58b89f", kill_on_drop: false }`
[INFO] [stderr]    Compiling brute_force v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "853cb8860e410e4b8259e2e43df13900fc49019fac69d4e86606da1a7d58b89f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "853cb8860e410e4b8259e2e43df13900fc49019fac69d4e86606da1a7d58b89f", kill_on_drop: false }`
[INFO] [stdout] 853cb8860e410e4b8259e2e43df13900fc49019fac69d4e86606da1a7d58b89f
[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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5b463303ed8dc8510ec8022e88c4ce1660a3f585799be2d786b4d2d56064ca2e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5b463303ed8dc8510ec8022e88c4ce1660a3f585799be2d786b4d2d56064ca2e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/brute_force-6baa47150fb590aa
[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 `Command { std: "docker" "inspect" "5b463303ed8dc8510ec8022e88c4ce1660a3f585799be2d786b4d2d56064ca2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b463303ed8dc8510ec8022e88c4ce1660a3f585799be2d786b4d2d56064ca2e", kill_on_drop: false }`
[INFO] [stdout] 5b463303ed8dc8510ec8022e88c4ce1660a3f585799be2d786b4d2d56064ca2e