./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-51.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --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 32bit --witnessprinter.graph.data.programhash 08e5ee5fd1b74638581d9fd74a92533fd5a3cc8616d1def04491c3d930804d87 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:15:55,551 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:15:55,651 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 05:15:55,660 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:15:55,661 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:15:55,709 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:15:55,710 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:15:55,710 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:15:55,711 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:15:55,712 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:15:55,712 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:15:55,713 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:15:55,713 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:15:55,714 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:15:55,714 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:15:55,715 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:15:55,715 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:15:55,716 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:15:55,716 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:15:55,717 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:15:55,717 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:15:55,718 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:15:55,719 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:15:55,719 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:15:55,720 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:15:55,720 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:15:55,720 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:15:55,721 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:15:55,721 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:15:55,722 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:15:55,722 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:15:55,723 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:15:55,723 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:15:55,723 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:15:55,724 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:15:55,724 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:15:55,725 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:15:55,725 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:15:55,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:15:55,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:15:55,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:15:55,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:15:55,727 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:15:55,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:15:55,727 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:15:55,728 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:15:55,728 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:15:55,728 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08e5ee5fd1b74638581d9fd74a92533fd5a3cc8616d1def04491c3d930804d87 [2024-11-09 05:15:56,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:15:56,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:15:56,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:15:56,073 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:15:56,075 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:15:56,077 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-51.i Unable to find full path for "g++" [2024-11-09 05:15:58,623 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:15:58,952 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:15:58,953 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-51.i [2024-11-09 05:15:58,973 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/data/78bd75512/86187648c69440d69b15b6b9731f6b05/FLAG1e2d5aea6 [2024-11-09 05:15:58,996 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/data/78bd75512/86187648c69440d69b15b6b9731f6b05 [2024-11-09 05:15:59,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:15:59,002 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:15:59,004 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:15:59,004 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:15:59,017 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:15:59,021 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:15:58" (1/1) ... [2024-11-09 05:15:59,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cc31dca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:59, skipping insertion in model container [2024-11-09 05:15:59,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:15:58" (1/1) ... [2024-11-09 05:15:59,067 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:15:59,298 WARN L250 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_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-51.i[916,929] [2024-11-09 05:15:59,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:15:59,455 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:15:59,471 WARN L250 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_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-51.i[916,929] [2024-11-09 05:15:59,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:15:59,579 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:15:59,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:59 WrapperNode [2024-11-09 05:15:59,580 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:15:59,581 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:15:59,582 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:15:59,582 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:15:59,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:59" (1/1) ... [2024-11-09 05:15:59,613 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:59" (1/1) ... [2024-11-09 05:15:59,678 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 208 [2024-11-09 05:15:59,679 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:15:59,680 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:15:59,680 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:15:59,680 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:15:59,695 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:59" (1/1) ... [2024-11-09 05:15:59,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:59" (1/1) ... [2024-11-09 05:15:59,702 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:59" (1/1) ... [2024-11-09 05:15:59,702 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:59" (1/1) ... [2024-11-09 05:15:59,720 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:59" (1/1) ... [2024-11-09 05:15:59,725 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:59" (1/1) ... [2024-11-09 05:15:59,731 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:59" (1/1) ... [2024-11-09 05:15:59,735 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:59" (1/1) ... [2024-11-09 05:15:59,743 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:15:59,744 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:15:59,745 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:15:59,745 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:15:59,746 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:59" (1/1) ... [2024-11-09 05:15:59,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:15:59,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:15:59,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:15:59,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:15:59,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:15:59,873 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:15:59,873 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:15:59,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:15:59,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:15:59,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:16:00,051 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:16:00,054 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:16:00,873 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-09 05:16:00,873 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:16:01,445 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:16:01,445 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:16:01,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:16:01 BoogieIcfgContainer [2024-11-09 05:16:01,447 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:16:01,450 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:16:01,450 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:16:01,458 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:16:01,458 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:15:58" (1/3) ... [2024-11-09 05:16:01,459 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23c529a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:16:01, skipping insertion in model container [2024-11-09 05:16:01,459 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:59" (2/3) ... [2024-11-09 05:16:01,460 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23c529a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:16:01, skipping insertion in model container [2024-11-09 05:16:01,460 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:16:01" (3/3) ... [2024-11-09 05:16:01,463 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-51.i [2024-11-09 05:16:01,488 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:16:01,488 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:16:01,586 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:16:01,598 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@30327766, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:16:01,600 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:16:01,607 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-09 05:16:01,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-09 05:16:01,629 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:16:01,630 INFO L215 NwaCegarLoop]: trace histogram [32, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:16:01,631 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:16:01,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:16:01,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1742580460, now seen corresponding path program 1 times [2024-11-09 05:16:01,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:16:01,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111348555] [2024-11-09 05:16:01,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:16:01,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:16:02,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 05:16:02,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [299883265] [2024-11-09 05:16:02,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:16:02,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:16:02,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:16:02,502 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:16:02,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 05:16:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:16:03,745 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:16:03,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:16:04,074 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:16:04,077 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:16:04,079 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:16:04,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 05:16:04,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:16:04,286 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 05:16:04,433 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:16:04,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:16:04 BoogieIcfgContainer [2024-11-09 05:16:04,436 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:16:04,437 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:16:04,437 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:16:04,437 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:16:04,438 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:16:01" (3/4) ... [2024-11-09 05:16:04,446 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:16:04,448 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:16:04,449 INFO L158 Benchmark]: Toolchain (without parser) took 5447.33ms. Allocated memory was 123.7MB in the beginning and 153.1MB in the end (delta: 29.4MB). Free memory was 90.4MB in the beginning and 54.1MB in the end (delta: 36.3MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. [2024-11-09 05:16:04,450 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 123.7MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:16:04,450 INFO L158 Benchmark]: CACSL2BoogieTranslator took 576.55ms. Allocated memory is still 123.7MB. Free memory was 90.1MB in the beginning and 70.9MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 05:16:04,451 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.97ms. Allocated memory is still 123.7MB. Free memory was 70.9MB in the beginning and 65.3MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 05:16:04,452 INFO L158 Benchmark]: Boogie Preprocessor took 63.69ms. Allocated memory is still 123.7MB. Free memory was 65.3MB in the beginning and 62.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:16:04,454 INFO L158 Benchmark]: RCFGBuilder took 1703.17ms. Allocated memory was 123.7MB in the beginning and 153.1MB in the end (delta: 29.4MB). Free memory was 62.5MB in the beginning and 103.9MB in the end (delta: -41.4MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2024-11-09 05:16:04,454 INFO L158 Benchmark]: TraceAbstraction took 2986.21ms. Allocated memory is still 153.1MB. Free memory was 103.9MB in the beginning and 55.2MB in the end (delta: 48.8MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2024-11-09 05:16:04,455 INFO L158 Benchmark]: Witness Printer took 11.06ms. Allocated memory is still 153.1MB. Free memory was 55.2MB in the beginning and 54.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:16:04,462 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 123.7MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 576.55ms. Allocated memory is still 123.7MB. Free memory was 90.1MB in the beginning and 70.9MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.97ms. Allocated memory is still 123.7MB. Free memory was 70.9MB in the beginning and 65.3MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.69ms. Allocated memory is still 123.7MB. Free memory was 65.3MB in the beginning and 62.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1703.17ms. Allocated memory was 123.7MB in the beginning and 153.1MB in the end (delta: 29.4MB). Free memory was 62.5MB in the beginning and 103.9MB in the end (delta: -41.4MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2986.21ms. Allocated memory is still 153.1MB. Free memory was 103.9MB in the beginning and 55.2MB in the end (delta: 48.8MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. * Witness Printer took 11.06ms. Allocated memory is still 153.1MB. Free memory was 55.2MB in the beginning and 54.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of someBinaryDOUBLEComparisonOperation at line 100, overapproximation of someUnaryDOUBLEoperation at line 23. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 0; [L23] float var_1_3 = -0.1; [L24] float var_1_4 = 127.25; [L25] float var_1_5 = 2.75; [L26] signed char var_1_6 = 1; [L27] signed char var_1_7 = -2; [L28] signed char var_1_8 = 25; [L29] signed char var_1_9 = 32; [L30] signed char var_1_11 = 0; [L31] signed long int var_1_12 = 2; [L32] unsigned long int var_1_13 = 256; [L33] unsigned long int var_1_16 = 3775050608; [L34] unsigned char var_1_18 = 16; [L35] unsigned char var_1_19 = 100; [L36] unsigned char var_1_20 = 0; [L37] unsigned char var_1_21 = 0; [L38] unsigned char var_1_22 = 0; [L39] unsigned char var_1_23 = 4; [L40] unsigned char var_1_24 = 32; [L41] unsigned char var_1_25 = 16; [L42] unsigned char var_1_26 = 32; [L43] unsigned char var_1_27 = 0; [L44] unsigned short int var_1_28 = 4; [L45] unsigned short int var_1_29 = 38930; [L46] unsigned short int var_1_30 = 59162; [L47] unsigned short int var_1_31 = 1; [L48] unsigned short int var_1_32 = 30817; [L49] unsigned long int var_1_33 = 50; [L50] double var_1_34 = 50.25; [L51] double var_1_35 = 10000000000000.75; [L52] unsigned long int last_1_var_1_13 = 256; [L53] unsigned short int last_1_var_1_31 = 1; [L54] unsigned long int last_1_var_1_33 = 50; [L202] isInitial = 1 [L203] FCALL initially() [L204] COND TRUE 1 [L205] CALL updateLastVariables() [L193] last_1_var_1_13 = var_1_13 [L194] last_1_var_1_31 = var_1_31 [L195] last_1_var_1_33 = var_1_33 [L205] RET updateLastVariables() [L206] CALL updateVariables() [L141] var_1_3 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=509/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=509/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L143] var_1_4 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L145] var_1_5 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L147] var_1_6 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_6 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_6 >= -127) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=25, var_1_9=32] [L149] CALL assume_abort_if_not(var_1_6 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_6 <= 126) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=25, var_1_9=32] [L150] var_1_8 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L152] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L153] var_1_11 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_11 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_11 >= -126) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L155] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L156] var_1_16 = __VERIFIER_nondet_ulong() [L157] CALL assume_abort_if_not(var_1_16 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_16 >= 2147483647) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L158] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L159] var_1_19 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L161] CALL assume_abort_if_not(var_1_19 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_19 <= 254) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L162] var_1_21 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L164] CALL assume_abort_if_not(var_1_21 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_21 <= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L165] var_1_24 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L167] CALL assume_abort_if_not(var_1_24 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_24 <= 64) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L168] var_1_25 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L170] CALL assume_abort_if_not(var_1_25 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_25 <= 63) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L171] var_1_26 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_26 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_26 >= 31) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L173] CALL assume_abort_if_not(var_1_26 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_26 <= 64) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L174] var_1_27 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L176] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L177] var_1_29 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_29 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=32767, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_29 >= 32767) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=32767, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L179] CALL assume_abort_if_not(var_1_29 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=32767, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_29 <= 65534) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=32767, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L180] var_1_30 = __VERIFIER_nondet_ushort() [L181] CALL assume_abort_if_not(var_1_30 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=32767, var_1_30=65534, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_30 >= 32767) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=32767, var_1_30=65534, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L182] CALL assume_abort_if_not(var_1_30 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=32767, var_1_30=65534, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_30 <= 65534) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=32767, var_1_30=65534, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L183] var_1_32 = __VERIFIER_nondet_ushort() [L184] CALL assume_abort_if_not(var_1_32 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=32767, var_1_30=65534, var_1_31=1, var_1_32=16384, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_32 >= 16384) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=32767, var_1_30=65534, var_1_31=1, var_1_32=16384, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L185] CALL assume_abort_if_not(var_1_32 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=32767, var_1_30=65534, var_1_31=1, var_1_32=16384, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_32 <= 32767) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=32767, var_1_30=65534, var_1_31=1, var_1_32=16384, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L186] var_1_34 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_34 >= -922337.2036854776000e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854776000e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=32767, var_1_30=65534, var_1_31=1, var_1_32=16384, var_1_33=50, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_34 >= -922337.2036854776000e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854776000e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=32767, var_1_30=65534, var_1_31=1, var_1_32=16384, var_1_33=50, var_1_35=40000000000003/4, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L188] var_1_35 = __VERIFIER_nondet_double() [L189] CALL assume_abort_if_not((var_1_35 >= -922337.2036854776000e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854776000e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=32767, var_1_30=65534, var_1_31=1, var_1_32=16384, var_1_33=50, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_35 >= -922337.2036854776000e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854776000e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=32767, var_1_30=65534, var_1_31=1, var_1_32=16384, var_1_33=50, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L190] CALL assume_abort_if_not(var_1_35 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=32767, var_1_30=65534, var_1_31=1, var_1_32=16384, var_1_33=50, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_35 != 0.0F) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=16, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=4, var_1_29=32767, var_1_30=65534, var_1_31=1, var_1_32=16384, var_1_33=50, var_1_6=-1, var_1_7=-2, var_1_8=0, var_1_9=32] [L206] RET updateVariables() [L207] CALL step() [L58] COND FALSE !(last_1_var_1_13 > ((((last_1_var_1_31) > (var_1_16)) ? (last_1_var_1_31) : (var_1_16)))) [L61] var_1_28 = (var_1_25 + var_1_19) [L63] COND FALSE !((- var_1_3) <= (var_1_4 - var_1_5)) [L70] COND FALSE !(var_1_4 != var_1_5) [L73] var_1_7 = var_1_8 [L75] var_1_18 = var_1_19 [L76] COND FALSE !(var_1_18 > ((32u / var_1_16) + 32u)) [L79] COND FALSE !(\read(var_1_21)) [L82] var_1_23 = var_1_27 [L84] COND TRUE var_1_5 <= (- ((((var_1_4) < (var_1_3)) ? (var_1_4) : (var_1_3)))) [L85] var_1_31 = ((25454 + var_1_32) - var_1_1) [L89] signed long int stepLocal_4 = (var_1_6 * var_1_1) / -64; [L90] unsigned short int stepLocal_3 = var_1_28; [L91] COND FALSE !(stepLocal_4 >= var_1_28) [L94] COND FALSE !(50u >= stepLocal_3) [L98] unsigned long int stepLocal_6 = var_1_16; [L99] signed long int stepLocal_5 = (- var_1_18) / var_1_26; [L100] COND FALSE !(var_1_34 < (var_1_5 / var_1_35)) [L115] var_1_33 = var_1_30 [L117] unsigned short int stepLocal_2 = var_1_31; [L118] COND FALSE !(stepLocal_2 == var_1_11) [L125] COND TRUE (var_1_31 / var_1_16) <= var_1_28 [L126] COND FALSE !(var_1_28 <= var_1_18) [L130] unsigned char stepLocal_1 = var_1_20; [L131] unsigned char stepLocal_0 = var_1_22; [L132] COND FALSE !(var_1_22 || stepLocal_1) [L135] COND FALSE !(var_1_20 && stepLocal_0) [L207] RET step() [L208] CALL, EXPR property() [L198-L199] return (((((((((((((- var_1_3) <= (var_1_4 - var_1_5)) ? ((var_1_3 >= (var_1_5 / 255.75f)) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) var_1_6))) : 1) && ((var_1_4 != var_1_5) ? (var_1_7 == ((signed char) var_1_6)) : (var_1_7 == ((signed char) var_1_8)))) && ((var_1_22 || var_1_20) ? (var_1_9 == ((signed char) ((((((((((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) > (((((-2) < 0 ) ? -(-2) : (-2))))) ? (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) : (((((-2) < 0 ) ? -(-2) : (-2))))))) > (var_1_6)) ? (((((((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) > (((((-2) < 0 ) ? -(-2) : (-2))))) ? (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) : (((((-2) < 0 ) ? -(-2) : (-2))))))) : (var_1_6))))) : ((var_1_20 && var_1_22) ? (var_1_9 == ((signed char) ((((var_1_11) < (var_1_8)) ? (var_1_11) : (var_1_8))))) : 1))) && ((var_1_31 == var_1_11) ? ((! var_1_22) ? (var_1_22 ? (var_1_12 == ((signed long int) var_1_18)) : 1) : 1) : 1)) && ((((var_1_6 * var_1_1) / -64) >= var_1_28) ? (var_1_13 == ((unsigned long int) ((((var_1_28) < (var_1_31)) ? (var_1_28) : (var_1_31))))) : ((50u >= var_1_28) ? (var_1_13 == ((unsigned long int) (var_1_16 - var_1_18))) : 1))) && (var_1_18 == ((unsigned char) var_1_19))) && (((var_1_31 / var_1_16) <= var_1_28) ? ((var_1_28 <= var_1_18) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((var_1_18 > ((32u / var_1_16) + 32u)) ? (var_1_22 == ((unsigned char) var_1_21)) : 1)) && (var_1_21 ? (var_1_23 == ((unsigned char) ((var_1_24 + var_1_25) + ((var_1_26 + 32) - var_1_27)))) : (var_1_23 == ((unsigned char) var_1_27)))) && ((last_1_var_1_13 > ((((last_1_var_1_31) > (var_1_16)) ? (last_1_var_1_31) : (var_1_16)))) ? (var_1_28 == ((unsigned short int) (((((var_1_29) > (var_1_30)) ? (var_1_29) : (var_1_30))) - last_1_var_1_33))) : (var_1_28 == ((unsigned short int) (var_1_25 + var_1_19))))) && ((var_1_5 <= (- ((((var_1_4) < (var_1_3)) ? (var_1_4) : (var_1_3))))) ? (var_1_31 == ((unsigned short int) ((25454 + var_1_32) - var_1_1))) : (var_1_31 == ((unsigned short int) ((((((((var_1_19) < (var_1_23)) ? (var_1_19) : (var_1_23)))) > (var_1_29)) ? (((((var_1_19) < (var_1_23)) ? (var_1_19) : (var_1_23)))) : (var_1_29))))))) && ((var_1_34 < (var_1_5 / var_1_35)) ? ((var_1_16 > ((((64u) < (var_1_28)) ? (64u) : (var_1_28)))) ? (((var_1_4 - var_1_5) <= var_1_3) ? (var_1_33 == ((unsigned long int) (((((8u) < 0 ) ? -(8u) : (8u))) + 25u))) : (var_1_33 == ((unsigned long int) ((((var_1_27) > ((var_1_29 + ((((16u) < (var_1_18)) ? (16u) : (var_1_18)))))) ? (var_1_27) : ((var_1_29 + ((((16u) < (var_1_18)) ? (16u) : (var_1_18)))))))))) : ((((- var_1_18) / var_1_26) < var_1_25) ? (var_1_33 == ((unsigned long int) var_1_30)) : (var_1_33 == ((unsigned long int) var_1_7)))) : (var_1_33 == ((unsigned long int) var_1_30))) ; [L208] RET, EXPR property() [L208] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=-768, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=256, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=63, var_1_29=32767, var_1_30=65534, var_1_31=41838, var_1_32=16384, var_1_33=65534, var_1_6=-1, var_1_7=0, var_1_8=0, var_1_9=32] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=126, var_1_12=2, var_1_13=256, var_1_16=2147483680, var_1_18=-768, var_1_19=-768, var_1_1=0, var_1_20=0, var_1_21=-256, var_1_22=0, var_1_23=256, var_1_24=0, var_1_25=-705, var_1_26=31, var_1_27=256, var_1_28=63, var_1_29=32767, var_1_30=65534, var_1_31=41838, var_1_32=16384, var_1_33=65534, var_1_6=-1, var_1_7=0, var_1_8=0, var_1_9=32] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 1, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 236 NumberOfCodeBlocks, 236 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 05:16:04,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --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 32bit --witnessprinter.graph.data.programhash 08e5ee5fd1b74638581d9fd74a92533fd5a3cc8616d1def04491c3d930804d87 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:16:07,417 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:16:07,526 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 05:16:07,540 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:16:07,543 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:16:07,590 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:16:07,591 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:16:07,592 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:16:07,593 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:16:07,594 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:16:07,594 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:16:07,595 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:16:07,596 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:16:07,599 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:16:07,600 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:16:07,600 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:16:07,601 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:16:07,606 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:16:07,607 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:16:07,607 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:16:07,607 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:16:07,608 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:16:07,610 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:16:07,611 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:16:07,611 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:16:07,612 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:16:07,612 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:16:07,613 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:16:07,613 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:16:07,614 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:16:07,614 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:16:07,614 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:16:07,615 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:16:07,615 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:16:07,616 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:16:07,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:16:07,619 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:16:07,619 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:16:07,619 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:16:07,620 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:16:07,621 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:16:07,622 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:16:07,622 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:16:07,622 INFO L153 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_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08e5ee5fd1b74638581d9fd74a92533fd5a3cc8616d1def04491c3d930804d87 [2024-11-09 05:16:08,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:16:08,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:16:08,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:16:08,188 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:16:08,189 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:16:08,191 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-51.i Unable to find full path for "g++" [2024-11-09 05:16:10,679 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:16:10,961 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:16:10,962 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-51.i [2024-11-09 05:16:10,986 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/data/013adf5ff/58da4c545d0342be8df35a53391ee342/FLAGa2a974ef0 [2024-11-09 05:16:11,004 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/data/013adf5ff/58da4c545d0342be8df35a53391ee342 [2024-11-09 05:16:11,006 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:16:11,008 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:16:11,009 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:16:11,010 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:16:11,014 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:16:11,015 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:16:11" (1/1) ... [2024-11-09 05:16:11,016 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@170823fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:16:11, skipping insertion in model container [2024-11-09 05:16:11,016 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:16:11" (1/1) ... [2024-11-09 05:16:11,056 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:16:11,342 WARN L250 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_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-51.i[916,929] [2024-11-09 05:16:11,531 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:16:11,556 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:16:11,572 WARN L250 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_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-51.i[916,929] [2024-11-09 05:16:11,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:16:11,703 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:16:11,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:16:11 WrapperNode [2024-11-09 05:16:11,704 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:16:11,706 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:16:11,707 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:16:11,707 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:16:11,716 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:16:11" (1/1) ... [2024-11-09 05:16:11,741 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:16:11" (1/1) ... [2024-11-09 05:16:11,795 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2024-11-09 05:16:11,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:16:11,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:16:11,799 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:16:11,803 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:16:11,818 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:16:11" (1/1) ... [2024-11-09 05:16:11,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:16:11" (1/1) ... [2024-11-09 05:16:11,826 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:16:11" (1/1) ... [2024-11-09 05:16:11,829 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:16:11" (1/1) ... [2024-11-09 05:16:11,856 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:16:11" (1/1) ... [2024-11-09 05:16:11,864 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:16:11" (1/1) ... [2024-11-09 05:16:11,871 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:16:11" (1/1) ... [2024-11-09 05:16:11,877 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:16:11" (1/1) ... [2024-11-09 05:16:11,885 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:16:11,887 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:16:11,891 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:16:11,891 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:16:11,892 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:16:11" (1/1) ... [2024-11-09 05:16:11,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:16:11,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:16:11,935 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:16:11,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:16:11,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:16:11,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:16:11,976 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:16:11,976 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:16:11,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:16:11,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:16:12,077 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:16:12,080 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:16:20,328 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-09 05:16:20,329 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:16:20,356 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:16:20,357 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:16:20,358 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:16:20 BoogieIcfgContainer [2024-11-09 05:16:20,358 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:16:20,360 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:16:20,362 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:16:20,366 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:16:20,367 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:16:11" (1/3) ... [2024-11-09 05:16:20,368 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67ac3ab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:16:20, skipping insertion in model container [2024-11-09 05:16:20,369 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:16:11" (2/3) ... [2024-11-09 05:16:20,369 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67ac3ab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:16:20, skipping insertion in model container [2024-11-09 05:16:20,370 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:16:20" (3/3) ... [2024-11-09 05:16:20,373 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-51.i [2024-11-09 05:16:20,398 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:16:20,398 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:16:20,506 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:16:20,516 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@32120cbc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:16:20,517 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:16:20,523 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 59 states have (on average 1.423728813559322) internal successors, (84), 60 states have internal predecessors, (84), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-09 05:16:20,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-09 05:16:20,550 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:16:20,551 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 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, 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] [2024-11-09 05:16:20,552 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:16:20,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:16:20,559 INFO L85 PathProgramCache]: Analyzing trace with hash -88540774, now seen corresponding path program 1 times [2024-11-09 05:16:20,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:16:20,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1530917782] [2024-11-09 05:16:20,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:16:20,580 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:16:20,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:16:20,589 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:16:20,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-09 05:16:21,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:16:21,881 INFO L255 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 05:16:21,896 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:16:21,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 1490 trivial. 0 not checked. [2024-11-09 05:16:21,968 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:16:21,968 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:16:21,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1530917782] [2024-11-09 05:16:21,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1530917782] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:16:21,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:16:21,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:16:21,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480229188] [2024-11-09 05:16:21,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:16:21,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 05:16:21,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:16:22,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 05:16:22,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:16:22,032 INFO L87 Difference]: Start difference. First operand has 94 states, 59 states have (on average 1.423728813559322) internal successors, (84), 60 states have internal predecessors, (84), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-09 05:16:22,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:16:22,106 INFO L93 Difference]: Finished difference Result 181 states and 322 transitions. [2024-11-09 05:16:22,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 05:16:22,111 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 203 [2024-11-09 05:16:22,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:16:22,123 INFO L225 Difference]: With dead ends: 181 [2024-11-09 05:16:22,124 INFO L226 Difference]: Without dead ends: 90 [2024-11-09 05:16:22,129 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:16:22,134 INFO L432 NwaCegarLoop]: 141 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 141 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:16:22,135 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:16:22,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-09 05:16:22,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2024-11-09 05:16:22,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 56 states have (on average 1.375) internal successors, (77), 56 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-09 05:16:22,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 141 transitions. [2024-11-09 05:16:22,217 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 141 transitions. Word has length 203 [2024-11-09 05:16:22,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:16:22,218 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 141 transitions. [2024-11-09 05:16:22,218 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-09 05:16:22,219 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 141 transitions. [2024-11-09 05:16:22,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-09 05:16:22,225 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:16:22,225 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 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, 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] [2024-11-09 05:16:22,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-09 05:16:22,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:16:22,427 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:16:22,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:16:22,428 INFO L85 PathProgramCache]: Analyzing trace with hash 527195862, now seen corresponding path program 1 times [2024-11-09 05:16:22,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:16:22,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1174927791] [2024-11-09 05:16:22,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:16:22,431 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:16:22,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:16:22,435 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:16:22,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-09 05:16:23,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:16:23,903 INFO L255 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 05:16:23,913 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:16:27,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1011 proven. 51 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2024-11-09 05:16:27,906 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:16:31,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 42 proven. 51 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-09 05:16:31,644 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:16:31,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1174927791] [2024-11-09 05:16:31,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1174927791] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:16:31,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1788231629] [2024-11-09 05:16:31,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:16:31,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:16:31,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:16:31,651 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:16:31,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 05:16:34,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:16:34,253 INFO L255 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:16:34,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:16:36,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1011 proven. 51 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2024-11-09 05:16:36,916 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:16:39,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 42 proven. 51 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-09 05:16:39,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1788231629] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:16:39,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [695764999] [2024-11-09 05:16:39,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:16:39,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:16:39,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:16:39,926 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:16:39,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-09 05:16:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:16:41,041 INFO L255 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:16:41,047 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:16:44,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1011 proven. 51 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2024-11-09 05:16:44,247 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:16:47,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 42 proven. 51 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-09 05:16:47,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [695764999] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:16:47,474 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 05:16:47,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2024-11-09 05:16:47,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348579633] [2024-11-09 05:16:47,476 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 05:16:47,479 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 05:16:47,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:16:47,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 05:16:47,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 05:16:47,483 INFO L87 Difference]: Start difference. First operand 90 states and 141 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-11-09 05:16:53,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:55,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:57,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:57,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:16:57,127 INFO L93 Difference]: Finished difference Result 185 states and 286 transitions. [2024-11-09 05:16:57,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 05:16:57,288 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 203 [2024-11-09 05:16:57,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:16:57,292 INFO L225 Difference]: With dead ends: 185 [2024-11-09 05:16:57,293 INFO L226 Difference]: Without dead ends: 98 [2024-11-09 05:16:57,294 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1216 GetRequests, 1204 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:16:57,296 INFO L432 NwaCegarLoop]: 103 mSDtfsCounter, 127 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 34 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:16:57,298 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 241 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 173 Invalid, 3 Unknown, 0 Unchecked, 9.2s Time] [2024-11-09 05:16:57,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-09 05:16:57,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 94. [2024-11-09 05:16:57,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 59 states have (on average 1.3389830508474576) internal successors, (79), 59 states have internal predecessors, (79), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-09 05:16:57,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 143 transitions. [2024-11-09 05:16:57,322 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 143 transitions. Word has length 203 [2024-11-09 05:16:57,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:16:57,323 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 143 transitions. [2024-11-09 05:16:57,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-11-09 05:16:57,324 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 143 transitions. [2024-11-09 05:16:57,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-09 05:16:57,329 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:16:57,330 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 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, 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] [2024-11-09 05:16:57,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-09 05:16:57,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-09 05:16:57,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 05:16:57,931 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 05:16:57,932 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:16:57,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:16:57,933 INFO L85 PathProgramCache]: Analyzing trace with hash -752667816, now seen corresponding path program 1 times [2024-11-09 05:16:57,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:16:57,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1700485571] [2024-11-09 05:16:57,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:16:57,934 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:16:57,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:16:57,938 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:16:57,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-09 05:16:59,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:16:59,336 INFO L255 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 05:16:59,343 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:17:09,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1011 proven. 51 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2024-11-09 05:17:09,861 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:17:16,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 42 proven. 51 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-09 05:17:16,355 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:17:16,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1700485571] [2024-11-09 05:17:16,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1700485571] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:17:16,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1950000363] [2024-11-09 05:17:16,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:17:16,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:17:16,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:17:16,361 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:17:16,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 05:17:18,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:17:18,617 INFO L255 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:17:18,621 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:17:26,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-09 05:17:26,104 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:17:26,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1950000363] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:17:26,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 05:17:26,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7, 8] total 11 [2024-11-09 05:17:26,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804906490] [2024-11-09 05:17:26,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:17:26,107 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:17:26,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:17:26,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:17:26,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:17:26,111 INFO L87 Difference]: Start difference. First operand 94 states and 143 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-09 05:17:30,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:32,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:32,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:17:32,857 INFO L93 Difference]: Finished difference Result 190 states and 287 transitions. [2024-11-09 05:17:33,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 05:17:33,036 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-09 05:17:33,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:17:33,039 INFO L225 Difference]: With dead ends: 190 [2024-11-09 05:17:33,039 INFO L226 Difference]: Without dead ends: 99 [2024-11-09 05:17:33,040 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 608 GetRequests, 595 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:17:33,042 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 150 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 60 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:17:33,044 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 214 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 120 Invalid, 2 Unknown, 0 Unchecked, 6.3s Time] [2024-11-09 05:17:33,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-09 05:17:33,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 98. [2024-11-09 05:17:33,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 62 states have (on average 1.2580645161290323) internal successors, (78), 62 states have internal predecessors, (78), 32 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-09 05:17:33,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 142 transitions. [2024-11-09 05:17:33,071 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 142 transitions. Word has length 203 [2024-11-09 05:17:33,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:17:33,072 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 142 transitions. [2024-11-09 05:17:33,072 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-09 05:17:33,072 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 142 transitions. [2024-11-09 05:17:33,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-09 05:17:33,076 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:17:33,076 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 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, 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] [2024-11-09 05:17:33,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-09 05:17:33,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-09 05:17:33,477 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:17:33,477 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:17:33,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:17:33,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1802516888, now seen corresponding path program 1 times [2024-11-09 05:17:33,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:17:33,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1612280985] [2024-11-09 05:17:33,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:17:33,479 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:17:33,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:17:33,485 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:17:33,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-09 05:17:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:17:34,668 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:17:34,672 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:17:43,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 841 proven. 66 refuted. 0 times theorem prover too weak. 1077 trivial. 0 not checked. [2024-11-09 05:17:43,665 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:17:44,354 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:17:44,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1612280985] [2024-11-09 05:17:44,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1612280985] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:17:44,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1377048097] [2024-11-09 05:17:44,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:17:44,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:17:44,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:17:44,356 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:17:44,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 05:17:46,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:17:46,764 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 05:17:46,770 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:18:07,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 849 proven. 39 refuted. 0 times theorem prover too weak. 1096 trivial. 0 not checked. [2024-11-09 05:18:07,099 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:18:10,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1377048097] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:18:10,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245552655] [2024-11-09 05:18:10,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:18:10,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:18:10,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:18:10,430 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:18:10,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-09 05:18:11,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:11,935 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 05:18:11,940 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:18:18,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 841 proven. 66 refuted. 0 times theorem prover too weak. 1077 trivial. 0 not checked. [2024-11-09 05:18:18,176 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:18:22,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [245552655] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:18:22,744 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:18:22,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 11, 5] total 20 [2024-11-09 05:18:22,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251805942] [2024-11-09 05:18:22,745 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:18:22,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-09 05:18:22,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:18:22,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-09 05:18:22,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=522, Unknown=0, NotChecked=0, Total=600 [2024-11-09 05:18:22,761 INFO L87 Difference]: Start difference. First operand 98 states and 142 transitions. Second operand has 20 states, 20 states have (on average 7.3) internal successors, (146), 20 states have internal predecessors, (146), 7 states have call successors, (96), 7 states have call predecessors, (96), 11 states have return successors, (96), 7 states have call predecessors, (96), 7 states have call successors, (96) [2024-11-09 05:18:43,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:45,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:47,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:18:49,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:51,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:53,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:55,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:57,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:59,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:01,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:03,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:05,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:19:07,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:11,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:13,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:15,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:19:17,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:19,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:21,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:23,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:25,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:27,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:29,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:31,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:19:33,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:36,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:38,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:41,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:43,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:47,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:49,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:51,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:19:53,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:55,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:57,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:59,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:01,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:03,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:05,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:07,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:09,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:20:11,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:13,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:15,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:17,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:20:19,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:21,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:23,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:25,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:27,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:29,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:31,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:33,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:20:35,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:37,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:39,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:41,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:20:43,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:45,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:47,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:49,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:51,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:53,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:55,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:57,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:59,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:21:01,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:21:03,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:21:18,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:21:21,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:21:23,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:21:25,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:21:25,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:21:25,857 INFO L93 Difference]: Finished difference Result 464 states and 649 transitions. [2024-11-09 05:21:25,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-09 05:21:25,859 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 7.3) internal successors, (146), 20 states have internal predecessors, (146), 7 states have call successors, (96), 7 states have call predecessors, (96), 11 states have return successors, (96), 7 states have call predecessors, (96), 7 states have call successors, (96) Word has length 204 [2024-11-09 05:21:25,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:21:25,868 INFO L225 Difference]: With dead ends: 464 [2024-11-09 05:21:25,868 INFO L226 Difference]: Without dead ends: 369 [2024-11-09 05:21:25,871 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 709 GetRequests, 660 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 593 ImplicationChecksByTransitivity, 21.3s TimeCoverageRelationStatistics Valid=497, Invalid=2053, Unknown=0, NotChecked=0, Total=2550 [2024-11-09 05:21:25,872 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 472 mSDsluCounter, 1374 mSDsCounter, 0 mSdLazyCounter, 1215 mSolverCounterSat, 324 mSolverCounterUnsat, 72 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 170.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 481 SdHoareTripleChecker+Valid, 1483 SdHoareTripleChecker+Invalid, 1611 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 1215 IncrementalHoareTripleChecker+Invalid, 72 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 172.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:21:25,872 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [481 Valid, 1483 Invalid, 1611 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [324 Valid, 1215 Invalid, 72 Unknown, 0 Unchecked, 172.5s Time] [2024-11-09 05:21:25,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2024-11-09 05:21:25,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 274. [2024-11-09 05:21:25,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 274 states, 163 states have (on average 1.177914110429448) internal successors, (192), 164 states have internal predecessors, (192), 96 states have call successors, (96), 14 states have call predecessors, (96), 14 states have return successors, (96), 95 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-09 05:21:25,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 384 transitions. [2024-11-09 05:21:25,967 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 384 transitions. Word has length 204 [2024-11-09 05:21:25,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:21:25,968 INFO L471 AbstractCegarLoop]: Abstraction has 274 states and 384 transitions. [2024-11-09 05:21:25,968 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 7.3) internal successors, (146), 20 states have internal predecessors, (146), 7 states have call successors, (96), 7 states have call predecessors, (96), 11 states have return successors, (96), 7 states have call predecessors, (96), 7 states have call successors, (96) [2024-11-09 05:21:25,969 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 384 transitions. [2024-11-09 05:21:25,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-09 05:21:25,972 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:21:25,973 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 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, 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] [2024-11-09 05:21:25,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-09 05:21:26,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2024-11-09 05:21:26,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-09 05:21:26,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:21:26,574 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:21:26,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:21:26,575 INFO L85 PathProgramCache]: Analyzing trace with hash -2147204137, now seen corresponding path program 1 times [2024-11-09 05:21:26,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:21:26,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [790490397] [2024-11-09 05:21:26,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:21:26,576 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:21:26,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:21:26,580 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:21:26,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9918c4-487c-43a7-b6b4-8ab1933d8e32/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-11-09 05:21:27,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:21:27,882 INFO L255 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-09 05:21:27,891 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:22:29,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1329 proven. 147 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2024-11-09 05:22:29,572 INFO L311 TraceCheckSpWp]: Computing backward predicates...