./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/bin/utaipan-6cKwYrpEi9 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7d8c1ced61af2c61b36782af6d28a32546abe33f0c852d8f862ae04f74aae5e5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 21:19:07,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 21:19:07,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 21:19:07,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 21:19:07,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 21:19:07,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 21:19:07,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 21:19:07,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 21:19:07,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 21:19:07,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 21:19:07,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 21:19:07,674 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 21:19:07,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 21:19:07,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 21:19:07,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 21:19:07,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 21:19:07,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 21:19:07,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 21:19:07,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 21:19:07,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 21:19:07,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 21:19:07,701 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 21:19:07,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 21:19:07,705 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 21:19:07,708 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 21:19:07,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 21:19:07,716 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 21:19:07,717 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 21:19:07,718 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 21:19:07,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 21:19:07,720 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 21:19:07,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 21:19:07,721 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 21:19:07,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 21:19:07,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 21:19:07,723 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 21:19:07,724 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 21:19:07,724 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 21:19:07,725 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 21:19:07,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 21:19:07,726 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 21:19:07,727 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-20 21:19:07,750 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 21:19:07,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 21:19:07,751 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 21:19:07,751 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 21:19:07,752 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 21:19:07,752 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 21:19:07,753 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 21:19:07,753 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 21:19:07,753 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 21:19:07,753 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 21:19:07,754 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 21:19:07,754 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 21:19:07,754 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 21:19:07,754 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 21:19:07,755 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 21:19:07,755 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 21:19:07,755 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 21:19:07,756 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 21:19:07,756 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 21:19:07,757 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 21:19:07,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 21:19:07,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 21:19:07,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 21:19:07,758 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 21:19:07,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 21:19:07,758 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 21:19:07,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 21:19:07,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 21:19:07,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 21:19:07,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 21:19:07,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 21:19:07,760 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 21:19:07,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 21:19:07,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 21:19:07,761 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 21:19:07,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 21:19:07,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 21:19:07,761 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 21:19:07,761 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/bin/utaipan-6cKwYrpEi9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d8c1ced61af2c61b36782af6d28a32546abe33f0c852d8f862ae04f74aae5e5 [2022-11-20 21:19:08,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 21:19:08,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 21:19:08,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 21:19:08,035 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 21:19:08,036 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 21:19:08,037 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness.i [2022-11-20 21:19:11,188 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 21:19:11,767 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 21:19:11,768 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness.i [2022-11-20 21:19:11,800 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/bin/utaipan-6cKwYrpEi9/data/73a60607d/f04000f957d54b5fb35f8774188cb27e/FLAGef0e92797 [2022-11-20 21:19:11,819 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/bin/utaipan-6cKwYrpEi9/data/73a60607d/f04000f957d54b5fb35f8774188cb27e [2022-11-20 21:19:11,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 21:19:11,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 21:19:11,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 21:19:11,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 21:19:11,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 21:19:11,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:19:11" (1/1) ... [2022-11-20 21:19:11,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@df6aed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:19:11, skipping insertion in model container [2022-11-20 21:19:11,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:19:11" (1/1) ... [2022-11-20 21:19:11,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 21:19:11,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 21:19:12,231 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness.i[4491,4504] [2022-11-20 21:19:12,240 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness.i[4551,4564] [2022-11-20 21:19:13,224 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:13,225 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:13,226 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:13,227 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:13,228 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:13,243 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:13,243 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:13,247 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:13,251 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:13,749 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-20 21:19:13,751 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-20 21:19:13,752 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-20 21:19:13,753 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-20 21:19:13,755 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-20 21:19:13,755 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-20 21:19:13,756 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-20 21:19:13,757 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-20 21:19:13,757 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-20 21:19:13,758 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-20 21:19:13,939 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-20 21:19:14,009 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:14,009 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:14,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 21:19:14,120 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 21:19:14,133 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness.i[4491,4504] [2022-11-20 21:19:14,134 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness.i[4551,4564] [2022-11-20 21:19:14,194 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:14,195 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:14,195 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:14,198 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:14,199 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:14,205 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:14,205 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:14,208 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:14,208 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:14,275 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-20 21:19:14,276 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-20 21:19:14,277 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-20 21:19:14,278 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-20 21:19:14,279 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-20 21:19:14,279 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-20 21:19:14,280 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-20 21:19:14,281 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-20 21:19:14,281 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-20 21:19:14,282 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-20 21:19:14,317 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-20 21:19:14,381 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:14,382 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 21:19:14,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 21:19:14,604 INFO L208 MainTranslator]: Completed translation [2022-11-20 21:19:14,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:19:14 WrapperNode [2022-11-20 21:19:14,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 21:19:14,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 21:19:14,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 21:19:14,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 21:19:14,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:19:14" (1/1) ... [2022-11-20 21:19:14,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:19:14" (1/1) ... [2022-11-20 21:19:14,825 INFO L138 Inliner]: procedures = 690, calls = 2495, calls flagged for inlining = 54, calls inlined = 5, statements flattened = 778 [2022-11-20 21:19:14,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 21:19:14,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 21:19:14,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 21:19:14,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 21:19:14,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:19:14" (1/1) ... [2022-11-20 21:19:14,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:19:14" (1/1) ... [2022-11-20 21:19:14,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:19:14" (1/1) ... [2022-11-20 21:19:14,853 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:19:14" (1/1) ... [2022-11-20 21:19:14,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:19:14" (1/1) ... [2022-11-20 21:19:14,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:19:14" (1/1) ... [2022-11-20 21:19:14,992 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:19:14" (1/1) ... [2022-11-20 21:19:14,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:19:14" (1/1) ... [2022-11-20 21:19:15,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 21:19:15,006 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 21:19:15,006 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 21:19:15,006 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 21:19:15,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:19:14" (1/1) ... [2022-11-20 21:19:15,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 21:19:15,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:19:15,051 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 21:19:15,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 21:19:15,100 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2022-11-20 21:19:15,101 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2022-11-20 21:19:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 21:19:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-20 21:19:15,102 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-20 21:19:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2022-11-20 21:19:15,103 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2022-11-20 21:19:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 21:19:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-20 21:19:15,103 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-20 21:19:15,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 21:19:15,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 21:19:15,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 21:19:15,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 21:19:15,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 21:19:15,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 21:19:15,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 21:19:15,106 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-20 21:19:15,106 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-20 21:19:15,106 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2022-11-20 21:19:15,106 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2022-11-20 21:19:15,106 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 21:19:15,107 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 21:19:15,107 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2022-11-20 21:19:15,107 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2022-11-20 21:19:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 21:19:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 21:19:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 21:19:15,109 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-20 21:19:15,109 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-20 21:19:15,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 21:19:15,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 21:19:15,410 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 21:19:15,412 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 21:19:16,708 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 21:19:17,000 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 21:19:17,000 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 21:19:17,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:19:17 BoogieIcfgContainer [2022-11-20 21:19:17,004 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 21:19:17,008 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 21:19:17,008 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 21:19:17,012 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 21:19:17,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 09:19:11" (1/3) ... [2022-11-20 21:19:17,014 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@362b8aad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:19:17, skipping insertion in model container [2022-11-20 21:19:17,014 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:19:14" (2/3) ... [2022-11-20 21:19:17,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@362b8aad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:19:17, skipping insertion in model container [2022-11-20 21:19:17,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:19:17" (3/3) ... [2022-11-20 21:19:17,020 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_init_harness.i [2022-11-20 21:19:17,040 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 21:19:17,040 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 21:19:17,114 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 21:19:17,126 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@54296c25, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 21:19:17,126 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 21:19:17,130 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 38 states have internal predecessors, (44), 20 states have call successors, (20), 10 states have call predecessors, (20), 10 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2022-11-20 21:19:17,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 21:19:17,139 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:19:17,139 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:19:17,140 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:19:17,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:19:17,148 INFO L85 PathProgramCache]: Analyzing trace with hash 1478034123, now seen corresponding path program 1 times [2022-11-20 21:19:17,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:19:17,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430226491] [2022-11-20 21:19:17,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:19:17,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:19:17,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:19:24,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 21:19:24,633 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:19:24,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430226491] [2022-11-20 21:19:24,635 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430226491] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:19:24,636 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:19:24,636 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-20 21:19:24,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359112616] [2022-11-20 21:19:24,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:19:24,646 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-20 21:19:24,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:19:24,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-20 21:19:24,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-11-20 21:19:24,696 INFO L87 Difference]: Start difference. First operand has 69 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 38 states have internal predecessors, (44), 20 states have call successors, (20), 10 states have call predecessors, (20), 10 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 11 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 4 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-20 21:19:26,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:19:26,091 INFO L93 Difference]: Finished difference Result 126 states and 172 transitions. [2022-11-20 21:19:26,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-20 21:19:26,097 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 4 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 21 [2022-11-20 21:19:26,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:19:26,105 INFO L225 Difference]: With dead ends: 126 [2022-11-20 21:19:26,105 INFO L226 Difference]: Without dead ends: 95 [2022-11-20 21:19:26,108 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2022-11-20 21:19:26,111 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 77 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 281 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-20 21:19:26,112 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 459 Invalid, 344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 281 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-20 21:19:26,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2022-11-20 21:19:26,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 74. [2022-11-20 21:19:26,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 40 states have (on average 1.15) internal successors, (46), 42 states have internal predecessors, (46), 22 states have call successors, (22), 11 states have call predecessors, (22), 11 states have return successors, (21), 20 states have call predecessors, (21), 21 states have call successors, (21) [2022-11-20 21:19:26,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 89 transitions. [2022-11-20 21:19:26,160 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 89 transitions. Word has length 21 [2022-11-20 21:19:26,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:19:26,160 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 89 transitions. [2022-11-20 21:19:26,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 4 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-20 21:19:26,161 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 89 transitions. [2022-11-20 21:19:26,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 21:19:26,162 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:19:26,162 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:19:26,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 21:19:26,163 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:19:26,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:19:26,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1922900274, now seen corresponding path program 1 times [2022-11-20 21:19:26,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:19:26,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86360047] [2022-11-20 21:19:26,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:19:26,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:19:26,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:19:26,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 21:19:26,444 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:19:26,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86360047] [2022-11-20 21:19:26,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86360047] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:19:26,444 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:19:26,445 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 21:19:26,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681475114] [2022-11-20 21:19:26,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:19:26,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 21:19:26,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:19:26,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 21:19:26,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 21:19:26,447 INFO L87 Difference]: Start difference. First operand 74 states and 89 transitions. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-20 21:19:26,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:19:26,751 INFO L93 Difference]: Finished difference Result 92 states and 109 transitions. [2022-11-20 21:19:26,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 21:19:26,754 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 23 [2022-11-20 21:19:26,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:19:26,756 INFO L225 Difference]: With dead ends: 92 [2022-11-20 21:19:26,756 INFO L226 Difference]: Without dead ends: 74 [2022-11-20 21:19:26,757 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 21:19:26,758 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 1 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-20 21:19:26,758 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 197 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-20 21:19:26,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2022-11-20 21:19:26,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2022-11-20 21:19:26,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 40 states have (on average 1.1) internal successors, (44), 42 states have internal predecessors, (44), 22 states have call successors, (22), 11 states have call predecessors, (22), 11 states have return successors, (21), 20 states have call predecessors, (21), 21 states have call successors, (21) [2022-11-20 21:19:26,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 87 transitions. [2022-11-20 21:19:26,774 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 87 transitions. Word has length 23 [2022-11-20 21:19:26,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:19:26,774 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 87 transitions. [2022-11-20 21:19:26,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-20 21:19:26,774 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 87 transitions. [2022-11-20 21:19:26,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 21:19:26,775 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:19:26,776 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:19:26,776 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 21:19:26,776 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:19:26,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:19:26,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1547318081, now seen corresponding path program 1 times [2022-11-20 21:19:26,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:19:26,777 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771822235] [2022-11-20 21:19:26,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:19:26,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:19:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:19:33,807 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 21:19:33,807 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:19:33,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771822235] [2022-11-20 21:19:33,808 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771822235] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:19:33,808 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:19:33,808 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-11-20 21:19:33,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148973914] [2022-11-20 21:19:33,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:19:33,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-20 21:19:33,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:19:33,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-20 21:19:33,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2022-11-20 21:19:33,810 INFO L87 Difference]: Start difference. First operand 74 states and 87 transitions. Second operand has 12 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 5 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) [2022-11-20 21:19:34,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:19:34,774 INFO L93 Difference]: Finished difference Result 91 states and 107 transitions. [2022-11-20 21:19:34,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 21:19:34,775 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 5 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) Word has length 32 [2022-11-20 21:19:34,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:19:34,778 INFO L225 Difference]: With dead ends: 91 [2022-11-20 21:19:34,779 INFO L226 Difference]: Without dead ends: 89 [2022-11-20 21:19:34,780 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-11-20 21:19:34,781 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 40 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-20 21:19:34,782 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 389 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-20 21:19:34,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2022-11-20 21:19:34,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 83. [2022-11-20 21:19:34,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 46 states have (on average 1.0869565217391304) internal successors, (50), 48 states have internal predecessors, (50), 24 states have call successors, (24), 12 states have call predecessors, (24), 12 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-11-20 21:19:34,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 97 transitions. [2022-11-20 21:19:34,810 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 97 transitions. Word has length 32 [2022-11-20 21:19:34,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:19:34,811 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 97 transitions. [2022-11-20 21:19:34,812 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 5 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) [2022-11-20 21:19:34,813 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 97 transitions. [2022-11-20 21:19:34,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 21:19:34,814 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:19:34,815 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:19:34,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-20 21:19:34,816 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:19:34,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:19:34,817 INFO L85 PathProgramCache]: Analyzing trace with hash -261043334, now seen corresponding path program 1 times [2022-11-20 21:19:34,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:19:34,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407453808] [2022-11-20 21:19:34,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:19:34,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:19:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:19:36,847 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 21:19:36,848 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:19:36,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407453808] [2022-11-20 21:19:36,848 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407453808] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:19:36,850 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:19:36,850 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-20 21:19:36,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316425310] [2022-11-20 21:19:36,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:19:36,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-20 21:19:36,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:19:36,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-20 21:19:36,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-20 21:19:36,853 INFO L87 Difference]: Start difference. First operand 83 states and 97 transitions. Second operand has 9 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 5 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2022-11-20 21:19:37,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:19:37,655 INFO L93 Difference]: Finished difference Result 89 states and 102 transitions. [2022-11-20 21:19:37,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-20 21:19:37,656 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 5 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) Word has length 38 [2022-11-20 21:19:37,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:19:37,657 INFO L225 Difference]: With dead ends: 89 [2022-11-20 21:19:37,657 INFO L226 Difference]: Without dead ends: 87 [2022-11-20 21:19:37,657 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2022-11-20 21:19:37,658 INFO L413 NwaCegarLoop]: 62 mSDtfsCounter, 28 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-20 21:19:37,659 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 293 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-20 21:19:37,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2022-11-20 21:19:37,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2022-11-20 21:19:37,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 49 states have (on average 1.0816326530612246) internal successors, (53), 51 states have internal predecessors, (53), 24 states have call successors, (24), 13 states have call predecessors, (24), 13 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-11-20 21:19:37,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 100 transitions. [2022-11-20 21:19:37,688 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 100 transitions. Word has length 38 [2022-11-20 21:19:37,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:19:37,689 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 100 transitions. [2022-11-20 21:19:37,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 5 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2022-11-20 21:19:37,689 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 100 transitions. [2022-11-20 21:19:37,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 21:19:37,698 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:19:37,698 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:19:37,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-20 21:19:37,699 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:19:37,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:19:37,699 INFO L85 PathProgramCache]: Analyzing trace with hash -1407624461, now seen corresponding path program 1 times [2022-11-20 21:19:37,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:19:37,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507073666] [2022-11-20 21:19:37,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:19:37,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:19:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:19:39,171 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-20 21:19:39,171 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:19:39,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507073666] [2022-11-20 21:19:39,172 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507073666] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:19:39,172 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:19:39,172 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-20 21:19:39,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987462748] [2022-11-20 21:19:39,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:19:39,173 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-20 21:19:39,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:19:39,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-20 21:19:39,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-11-20 21:19:39,174 INFO L87 Difference]: Start difference. First operand 87 states and 100 transitions. Second operand has 8 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 7 states have internal predecessors, (19), 5 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 4 states have call successors, (8) [2022-11-20 21:19:39,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:19:39,857 INFO L93 Difference]: Finished difference Result 93 states and 105 transitions. [2022-11-20 21:19:39,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 21:19:39,858 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 7 states have internal predecessors, (19), 5 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 4 states have call successors, (8) Word has length 44 [2022-11-20 21:19:39,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:19:39,859 INFO L225 Difference]: With dead ends: 93 [2022-11-20 21:19:39,859 INFO L226 Difference]: Without dead ends: 91 [2022-11-20 21:19:39,859 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-20 21:19:39,860 INFO L413 NwaCegarLoop]: 63 mSDtfsCounter, 22 mSDsluCounter, 254 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-20 21:19:39,861 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 317 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-20 21:19:39,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2022-11-20 21:19:39,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2022-11-20 21:19:39,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 52 states have (on average 1.0769230769230769) internal successors, (56), 54 states have internal predecessors, (56), 24 states have call successors, (24), 14 states have call predecessors, (24), 14 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-11-20 21:19:39,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 103 transitions. [2022-11-20 21:19:39,876 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 103 transitions. Word has length 44 [2022-11-20 21:19:39,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:19:39,877 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 103 transitions. [2022-11-20 21:19:39,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 7 states have internal predecessors, (19), 5 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 4 states have call successors, (8) [2022-11-20 21:19:39,877 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 103 transitions. [2022-11-20 21:19:39,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 21:19:39,878 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:19:39,878 INFO L195 NwaCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:19:39,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-20 21:19:39,879 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:19:39,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:19:39,879 INFO L85 PathProgramCache]: Analyzing trace with hash 444906069, now seen corresponding path program 1 times [2022-11-20 21:19:39,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:19:39,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795772144] [2022-11-20 21:19:39,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:19:39,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:19:39,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:19:40,347 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 21:19:40,348 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:19:40,348 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795772144] [2022-11-20 21:19:40,348 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795772144] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:19:40,348 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:19:40,349 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-20 21:19:40,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417692627] [2022-11-20 21:19:40,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:19:40,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 21:19:40,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:19:40,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 21:19:40,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-20 21:19:40,350 INFO L87 Difference]: Start difference. First operand 91 states and 103 transitions. Second operand has 6 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-20 21:19:40,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:19:40,936 INFO L93 Difference]: Finished difference Result 131 states and 146 transitions. [2022-11-20 21:19:40,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 21:19:40,937 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) Word has length 50 [2022-11-20 21:19:40,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:19:40,938 INFO L225 Difference]: With dead ends: 131 [2022-11-20 21:19:40,939 INFO L226 Difference]: Without dead ends: 97 [2022-11-20 21:19:40,939 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-20 21:19:40,940 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 3 mSDsluCounter, 254 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-20 21:19:40,941 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 319 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-20 21:19:40,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2022-11-20 21:19:40,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 95. [2022-11-20 21:19:40,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 55 states have (on average 1.0727272727272728) internal successors, (59), 57 states have internal predecessors, (59), 24 states have call successors, (24), 14 states have call predecessors, (24), 15 states have return successors, (24), 23 states have call predecessors, (24), 23 states have call successors, (24) [2022-11-20 21:19:40,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 107 transitions. [2022-11-20 21:19:40,957 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 107 transitions. Word has length 50 [2022-11-20 21:19:40,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:19:40,958 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 107 transitions. [2022-11-20 21:19:40,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-20 21:19:40,958 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 107 transitions. [2022-11-20 21:19:40,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 21:19:40,959 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:19:40,959 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:19:40,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-20 21:19:40,960 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:19:40,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:19:40,960 INFO L85 PathProgramCache]: Analyzing trace with hash -1456245590, now seen corresponding path program 1 times [2022-11-20 21:19:40,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:19:40,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492851961] [2022-11-20 21:19:40,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:19:40,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:19:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:19:44,494 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-20 21:19:44,495 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:19:44,495 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492851961] [2022-11-20 21:19:44,495 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492851961] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:19:44,495 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:19:44,495 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-20 21:19:44,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469699302] [2022-11-20 21:19:44,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:19:44,496 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-20 21:19:44,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:19:44,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-20 21:19:44,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-11-20 21:19:44,497 INFO L87 Difference]: Start difference. First operand 95 states and 107 transitions. Second operand has 11 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 10 states have internal predecessors, (20), 6 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 4 states have call predecessors, (9), 5 states have call successors, (9) [2022-11-20 21:19:45,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:19:45,299 INFO L93 Difference]: Finished difference Result 107 states and 120 transitions. [2022-11-20 21:19:45,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 21:19:45,300 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 10 states have internal predecessors, (20), 6 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 4 states have call predecessors, (9), 5 states have call successors, (9) Word has length 50 [2022-11-20 21:19:45,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:19:45,301 INFO L225 Difference]: With dead ends: 107 [2022-11-20 21:19:45,301 INFO L226 Difference]: Without dead ends: 78 [2022-11-20 21:19:45,301 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2022-11-20 21:19:45,302 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 44 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 222 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 362 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-20 21:19:45,302 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 362 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 222 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-20 21:19:45,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2022-11-20 21:19:45,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2022-11-20 21:19:45,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 44 states have (on average 1.0681818181818181) internal successors, (47), 45 states have internal predecessors, (47), 20 states have call successors, (20), 12 states have call predecessors, (20), 13 states have return successors, (20), 20 states have call predecessors, (20), 19 states have call successors, (20) [2022-11-20 21:19:45,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 87 transitions. [2022-11-20 21:19:45,314 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 87 transitions. Word has length 50 [2022-11-20 21:19:45,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:19:45,315 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 87 transitions. [2022-11-20 21:19:45,315 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 10 states have internal predecessors, (20), 6 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 4 states have call predecessors, (9), 5 states have call successors, (9) [2022-11-20 21:19:45,315 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2022-11-20 21:19:45,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 21:19:45,316 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:19:45,316 INFO L195 NwaCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:19:45,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-20 21:19:45,317 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:19:45,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:19:45,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1619350732, now seen corresponding path program 1 times [2022-11-20 21:19:45,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:19:45,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844103500] [2022-11-20 21:19:45,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:19:45,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:19:45,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:19:46,669 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 21:19:46,669 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:19:46,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844103500] [2022-11-20 21:19:46,669 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844103500] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:19:46,669 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:19:46,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-20 21:19:46,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711153341] [2022-11-20 21:19:46,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:19:46,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-20 21:19:46,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:19:46,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-20 21:19:46,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-11-20 21:19:46,671 INFO L87 Difference]: Start difference. First operand 78 states and 87 transitions. Second operand has 11 states, 8 states have (on average 3.125) internal successors, (25), 9 states have internal predecessors, (25), 4 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (12), 5 states have call predecessors, (12), 4 states have call successors, (12) [2022-11-20 21:19:47,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:19:47,815 INFO L93 Difference]: Finished difference Result 112 states and 123 transitions. [2022-11-20 21:19:47,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 21:19:47,816 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 8 states have (on average 3.125) internal successors, (25), 9 states have internal predecessors, (25), 4 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (12), 5 states have call predecessors, (12), 4 states have call successors, (12) Word has length 54 [2022-11-20 21:19:47,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:19:47,817 INFO L225 Difference]: With dead ends: 112 [2022-11-20 21:19:47,817 INFO L226 Difference]: Without dead ends: 70 [2022-11-20 21:19:47,817 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2022-11-20 21:19:47,818 INFO L413 NwaCegarLoop]: 62 mSDtfsCounter, 12 mSDsluCounter, 508 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 570 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-20 21:19:47,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 570 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-20 21:19:47,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2022-11-20 21:19:47,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2022-11-20 21:19:47,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 39 states have (on average 1.0256410256410255) internal successors, (40), 40 states have internal predecessors, (40), 19 states have call successors, (19), 11 states have call predecessors, (19), 11 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2022-11-20 21:19:47,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 77 transitions. [2022-11-20 21:19:47,830 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 77 transitions. Word has length 54 [2022-11-20 21:19:47,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:19:47,831 INFO L495 AbstractCegarLoop]: Abstraction has 70 states and 77 transitions. [2022-11-20 21:19:47,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 8 states have (on average 3.125) internal successors, (25), 9 states have internal predecessors, (25), 4 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (12), 5 states have call predecessors, (12), 4 states have call successors, (12) [2022-11-20 21:19:47,831 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 77 transitions. [2022-11-20 21:19:47,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 21:19:47,832 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:19:47,832 INFO L195 NwaCegarLoop]: trace histogram [5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:19:47,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-20 21:19:47,833 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:19:47,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:19:47,833 INFO L85 PathProgramCache]: Analyzing trace with hash -1523264578, now seen corresponding path program 1 times [2022-11-20 21:19:47,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:19:47,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655976045] [2022-11-20 21:19:47,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:19:47,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:19:48,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:19:51,418 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-20 21:19:51,418 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:19:51,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655976045] [2022-11-20 21:19:51,418 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655976045] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:19:51,418 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:19:51,418 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-20 21:19:51,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374810613] [2022-11-20 21:19:51,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:19:51,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-20 21:19:51,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:19:51,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-20 21:19:51,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-11-20 21:19:51,420 INFO L87 Difference]: Start difference. First operand 70 states and 77 transitions. Second operand has 10 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 8 states have internal predecessors, (26), 6 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) [2022-11-20 21:19:52,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:19:52,229 INFO L93 Difference]: Finished difference Result 76 states and 82 transitions. [2022-11-20 21:19:52,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-20 21:19:52,231 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 8 states have internal predecessors, (26), 6 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) Word has length 58 [2022-11-20 21:19:52,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:19:52,232 INFO L225 Difference]: With dead ends: 76 [2022-11-20 21:19:52,232 INFO L226 Difference]: Without dead ends: 74 [2022-11-20 21:19:52,232 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2022-11-20 21:19:52,233 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 33 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-20 21:19:52,233 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 325 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-20 21:19:52,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2022-11-20 21:19:52,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2022-11-20 21:19:52,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 42 states have (on average 1.0238095238095237) internal successors, (43), 43 states have internal predecessors, (43), 19 states have call successors, (19), 12 states have call predecessors, (19), 12 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2022-11-20 21:19:52,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 80 transitions. [2022-11-20 21:19:52,252 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 80 transitions. Word has length 58 [2022-11-20 21:19:52,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:19:52,254 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 80 transitions. [2022-11-20 21:19:52,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 8 states have internal predecessors, (26), 6 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) [2022-11-20 21:19:52,255 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 80 transitions. [2022-11-20 21:19:52,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-20 21:19:52,257 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:19:52,258 INFO L195 NwaCegarLoop]: trace histogram [5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:19:52,258 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-20 21:19:52,258 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:19:52,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:19:52,263 INFO L85 PathProgramCache]: Analyzing trace with hash 1271395820, now seen corresponding path program 1 times [2022-11-20 21:19:52,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:19:52,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474634472] [2022-11-20 21:19:52,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:19:52,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:19:52,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:19:55,903 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-11-20 21:19:55,903 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:19:55,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474634472] [2022-11-20 21:19:55,904 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474634472] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:19:55,904 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:19:55,904 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-20 21:19:55,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638827195] [2022-11-20 21:19:55,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:19:55,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-20 21:19:55,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:19:55,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-20 21:19:55,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-11-20 21:19:55,905 INFO L87 Difference]: Start difference. First operand 74 states and 80 transitions. Second operand has 11 states, 8 states have (on average 4.125) internal successors, (33), 9 states have internal predecessors, (33), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 6 states have call predecessors, (15), 6 states have call successors, (15) [2022-11-20 21:19:56,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:19:56,875 INFO L93 Difference]: Finished difference Result 80 states and 85 transitions. [2022-11-20 21:19:56,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-20 21:19:56,875 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 8 states have (on average 4.125) internal successors, (33), 9 states have internal predecessors, (33), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 6 states have call predecessors, (15), 6 states have call successors, (15) Word has length 69 [2022-11-20 21:19:56,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:19:56,877 INFO L225 Difference]: With dead ends: 80 [2022-11-20 21:19:56,877 INFO L226 Difference]: Without dead ends: 76 [2022-11-20 21:19:56,877 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-11-20 21:19:56,878 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 32 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-20 21:19:56,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 342 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-20 21:19:56,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2022-11-20 21:19:56,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2022-11-20 21:19:56,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 44 states have (on average 1.0) internal successors, (44), 44 states have internal predecessors, (44), 19 states have call successors, (19), 13 states have call predecessors, (19), 12 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2022-11-20 21:19:56,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 81 transitions. [2022-11-20 21:19:56,889 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 81 transitions. Word has length 69 [2022-11-20 21:19:56,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:19:56,890 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 81 transitions. [2022-11-20 21:19:56,890 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 8 states have (on average 4.125) internal successors, (33), 9 states have internal predecessors, (33), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 6 states have call predecessors, (15), 6 states have call successors, (15) [2022-11-20 21:19:56,890 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 81 transitions. [2022-11-20 21:19:56,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-20 21:19:56,891 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:19:56,891 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:19:56,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-20 21:19:56,892 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:19:56,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:19:56,892 INFO L85 PathProgramCache]: Analyzing trace with hash -2058318697, now seen corresponding path program 1 times [2022-11-20 21:19:56,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:19:56,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177806110] [2022-11-20 21:19:56,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:19:56,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:19:57,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:20:01,213 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 11 proven. 11 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-11-20 21:20:01,213 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:20:01,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177806110] [2022-11-20 21:20:01,213 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177806110] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 21:20:01,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [723625323] [2022-11-20 21:20:01,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:20:01,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:20:01,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:20:01,219 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 21:20:01,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ec5629-0635-4202-af09-460675320b40/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 21:20:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:20:01,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 2579 conjuncts, 39 conjunts are in the unsatisfiable core [2022-11-20 21:20:01,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 21:20:02,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:20:02,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:20:02,290 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2022-11-20 21:20:03,315 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-20 21:20:03,445 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-11-20 21:20:03,445 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 21:20:03,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2406 treesize of output 2310 [2022-11-20 21:20:06,549 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-11-20 21:20:06,550 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [723625323] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 21:20:06,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1726208891] [2022-11-20 21:20:06,575 INFO L159 IcfgInterpreter]: Started Sifa with 62 locations of interest [2022-11-20 21:20:06,575 INFO L166 IcfgInterpreter]: Building call graph [2022-11-20 21:20:06,579 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-20 21:20:06,585 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-20 21:20:06,586 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-20 21:20:11,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:20:12,250 INFO L217 Elim1Store]: Index analysis took 485 ms [2022-11-20 21:20:29,694 WARN L233 SmtUtils]: Spent 17.39s on a formula simplification. DAG size of input: 1767 DAG size of output: 1173 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-20 21:20:29,698 INFO L321 Elim1Store]: treesize reduction 1972, result has 47.1 percent of original size [2022-11-20 21:20:29,702 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 197 select indices, 197 select index equivalence classes, 19308 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 196 case distinctions, treesize of input 992 treesize of output 2354 [2022-11-20 21:20:33,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:20:34,516 INFO L217 Elim1Store]: Index analysis took 924 ms [2022-11-20 21:21:04,316 WARN L233 SmtUtils]: Spent 29.74s on a formula simplification. DAG size of input: 2161 DAG size of output: 1179 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-20 21:21:04,323 INFO L321 Elim1Store]: treesize reduction 3528, result has 33.3 percent of original size [2022-11-20 21:21:04,327 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 199 select indices, 199 select index equivalence classes, 19505 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 392 case distinctions, treesize of input 1002 treesize of output 2377 [2022-11-20 21:23:37,352 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-20 21:23:37,357 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-20 21:23:44,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:23:44,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19504 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-11-20 21:23:45,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:23:46,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19701 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-11-20 21:24:06,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:06,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19701 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-11-20 21:24:08,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:08,345 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19504 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-11-20 21:24:19,122 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-20 21:24:19,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:19,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:20,186 INFO L217 Elim1Store]: Index analysis took 592 ms [2022-11-20 21:24:20,251 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 309 select indices, 309 select index equivalence classes, 33694 disjoint index pairs (out of 47586 index pairs), introduced 309 new quantified variables, introduced 0 case distinctions, treesize of input 2785 treesize of output 3693 [2022-11-20 21:24:23,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:23,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:23,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:23,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:23,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:23,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:23,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:23,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:23,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:23,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:23,478 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 193 select indices, 193 select index equivalence classes, 16858 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1749 treesize of output 2324 [2022-11-20 21:24:25,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:25,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:25,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:25,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:25,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:25,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:25,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:25,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:25,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:25,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:26,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 193 select indices, 193 select index equivalence classes, 16859 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1749 treesize of output 2324 [2022-11-20 21:24:31,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:31,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:31,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 17 [2022-11-20 21:24:32,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:32,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:32,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:32,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:32,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:32,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:32,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:32,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:32,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:32,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:32,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:32,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:32,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:32,543 INFO L217 Elim1Store]: Index analysis took 108 ms [2022-11-20 21:24:32,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 194 select indices, 194 select index equivalence classes, 16864 disjoint index pairs (out of 18721 index pairs), introduced 194 new quantified variables, introduced 0 case distinctions, treesize of input 1766 treesize of output 2352 [2022-11-20 21:24:34,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:34,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:35,237 INFO L217 Elim1Store]: Index analysis took 677 ms [2022-11-20 21:24:35,320 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 309 select indices, 309 select index equivalence classes, 33698 disjoint index pairs (out of 47586 index pairs), introduced 309 new quantified variables, introduced 0 case distinctions, treesize of input 2793 treesize of output 3709 [2022-11-20 21:24:39,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:39,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:39,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:39,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:39,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:39,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:39,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:39,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:39,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:39,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:39,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:39,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:39,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:24:39,306 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 194 select indices, 194 select index equivalence classes, 16864 disjoint index pairs (out of 18721 index pairs), introduced 194 new quantified variables, introduced 0 case distinctions, treesize of input 1800 treesize of output 2368 [2022-11-20 21:25:48,622 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 48 for LOIs [2022-11-20 21:25:48,636 INFO L197 IcfgInterpreter]: Interpreting procedure aws_byte_buf_is_valid with input of size 2947 for LOIs [2022-11-20 21:25:59,956 INFO L197 IcfgInterpreter]: Interpreting procedure aws_mem_acquire with input of size 3673 for LOIs [2022-11-20 21:31:15,331 INFO L197 IcfgInterpreter]: Interpreting procedure aws_allocator_is_valid with input of size 3660 for LOIs [2022-11-20 21:32:34,797 INFO L197 IcfgInterpreter]: Interpreting procedure can_fail_allocator with input of size 4090 for LOIs [2022-11-20 21:33:09,082 INFO L197 IcfgInterpreter]: Interpreting procedure can_fail_malloc with input of size 3671 for LOIs