./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-29.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_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 7e64a2d21e15132e000697ca4f4f7d29d25b5e3294a251108bc191e4406c56ac --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:17:00,055 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:17:00,139 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 05:17:00,145 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:17:00,148 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:17:00,187 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:17:00,187 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:17:00,188 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:17:00,188 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:17:00,189 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:17:00,190 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:17:00,190 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:17:00,191 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:17:00,192 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:17:00,193 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:17:00,193 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:17:00,193 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:17:00,194 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:17:00,197 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:17:00,197 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:17:00,198 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:17:00,199 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:17:00,199 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:17:00,200 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:17:00,200 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:17:00,200 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:17:00,200 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:17:00,201 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:17:00,201 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:17:00,201 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:17:00,201 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:17:00,202 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:17:00,204 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:17:00,205 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:17:00,205 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:17:00,205 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:17:00,206 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:17:00,206 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:17:00,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:17:00,207 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:17:00,207 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:17:00,208 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:17:00,208 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:17:00,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:17:00,210 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:17:00,210 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:17:00,210 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:17:00,211 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_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e64a2d21e15132e000697ca4f4f7d29d25b5e3294a251108bc191e4406c56ac [2024-11-09 05:17:00,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:17:00,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:17:00,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:17:00,550 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:17:00,551 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:17:00,552 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-29.i Unable to find full path for "g++" [2024-11-09 05:17:02,674 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:17:02,988 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:17:02,991 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-29.i [2024-11-09 05:17:03,008 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/data/167373def/67844ac8f20e4a6fa76f597d1e2da629/FLAGc1dc89e20 [2024-11-09 05:17:03,023 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/data/167373def/67844ac8f20e4a6fa76f597d1e2da629 [2024-11-09 05:17:03,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:17:03,027 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:17:03,029 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:17:03,029 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:17:03,036 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:17:03,037 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:17:03" (1/1) ... [2024-11-09 05:17:03,038 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fc2b94b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:03, skipping insertion in model container [2024-11-09 05:17:03,039 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:17:03" (1/1) ... [2024-11-09 05:17:03,085 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:17:03,317 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_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-29.i[916,929] [2024-11-09 05:17:03,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:17:03,442 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:17:03,456 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_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-29.i[916,929] [2024-11-09 05:17:03,514 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:17:03,538 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:17:03,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:03 WrapperNode [2024-11-09 05:17:03,539 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:17:03,540 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:17:03,541 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:17:03,541 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:17:03,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:03" (1/1) ... [2024-11-09 05:17:03,564 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:03" (1/1) ... [2024-11-09 05:17:03,623 INFO L138 Inliner]: procedures = 26, calls = 51, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 273 [2024-11-09 05:17:03,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:17:03,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:17:03,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:17:03,624 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:17:03,635 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:03" (1/1) ... [2024-11-09 05:17:03,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:03" (1/1) ... [2024-11-09 05:17:03,647 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:03" (1/1) ... [2024-11-09 05:17:03,648 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:03" (1/1) ... [2024-11-09 05:17:03,669 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:03" (1/1) ... [2024-11-09 05:17:03,680 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:03" (1/1) ... [2024-11-09 05:17:03,687 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:03" (1/1) ... [2024-11-09 05:17:03,694 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:03" (1/1) ... [2024-11-09 05:17:03,705 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:17:03,708 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:17:03,708 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:17:03,708 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:17:03,709 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:03" (1/1) ... [2024-11-09 05:17:03,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:17:03,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:17:03,754 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:17:03,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:17:03,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:17:03,792 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:17:03,793 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:17:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:17:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:17:03,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:17:03,927 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:17:03,929 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:17:04,640 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-09 05:17:04,640 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:17:05,251 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:17:05,252 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:17:05,253 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:17:05 BoogieIcfgContainer [2024-11-09 05:17:05,254 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:17:05,257 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:17:05,258 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:17:05,262 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:17:05,263 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:17:03" (1/3) ... [2024-11-09 05:17:05,264 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2acba792 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:17:05, skipping insertion in model container [2024-11-09 05:17:05,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:03" (2/3) ... [2024-11-09 05:17:05,265 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2acba792 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:17:05, skipping insertion in model container [2024-11-09 05:17:05,266 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:17:05" (3/3) ... [2024-11-09 05:17:05,269 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-29.i [2024-11-09 05:17:05,291 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:17:05,292 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:17:05,395 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:17:05,407 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;@3cffc43a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:17:05,407 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:17:05,413 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 30 states have (on average 1.1) internal successors, (33), 31 states have internal predecessors, (33), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-09 05:17:05,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-09 05:17:05,427 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:17:05,428 INFO L215 NwaCegarLoop]: trace histogram [38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:17:05,429 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:17:05,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:17:05,437 INFO L85 PathProgramCache]: Analyzing trace with hash 39282134, now seen corresponding path program 1 times [2024-11-09 05:17:05,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:17:05,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732433067] [2024-11-09 05:17:05,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:17:05,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:17:06,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 05:17:06,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1886626229] [2024-11-09 05:17:06,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:17:06,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:17:06,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:17:06,690 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:17:06,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 05:17:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:17:07,465 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:17:07,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:17:07,877 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:17:07,880 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:17:07,882 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:17:07,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 05:17:08,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 05:17:08,092 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 05:17:08,255 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:17:08,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:17:08 BoogieIcfgContainer [2024-11-09 05:17:08,259 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:17:08,260 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:17:08,260 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:17:08,261 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:17:08,261 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:17:05" (3/4) ... [2024-11-09 05:17:08,266 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:17:08,268 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:17:08,270 INFO L158 Benchmark]: Toolchain (without parser) took 5242.57ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 112.2MB in the beginning and 100.6MB in the end (delta: 11.5MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2024-11-09 05:17:08,271 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 111.1MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:17:08,272 INFO L158 Benchmark]: CACSL2BoogieTranslator took 510.85ms. Allocated memory is still 148.9MB. Free memory was 111.7MB in the beginning and 106.5MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 05:17:08,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.24ms. Allocated memory is still 148.9MB. Free memory was 106.5MB in the beginning and 100.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 05:17:08,273 INFO L158 Benchmark]: Boogie Preprocessor took 82.71ms. Allocated memory is still 148.9MB. Free memory was 100.7MB in the beginning and 97.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:17:08,274 INFO L158 Benchmark]: RCFGBuilder took 1546.37ms. Allocated memory is still 148.9MB. Free memory was 97.8MB in the beginning and 82.8MB in the end (delta: 14.9MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-11-09 05:17:08,275 INFO L158 Benchmark]: TraceAbstraction took 3001.91ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 82.2MB in the beginning and 100.6MB in the end (delta: -18.4MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-11-09 05:17:08,276 INFO L158 Benchmark]: Witness Printer took 8.40ms. Allocated memory is still 186.6MB. Free memory is still 100.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:17:08,280 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 111.1MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 510.85ms. Allocated memory is still 148.9MB. Free memory was 111.7MB in the beginning and 106.5MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.24ms. Allocated memory is still 148.9MB. Free memory was 106.5MB in the beginning and 100.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.71ms. Allocated memory is still 148.9MB. Free memory was 100.7MB in the beginning and 97.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1546.37ms. Allocated memory is still 148.9MB. Free memory was 97.8MB in the beginning and 82.8MB in the end (delta: 14.9MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * TraceAbstraction took 3001.91ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 82.2MB in the beginning and 100.6MB in the end (delta: -18.4MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * Witness Printer took 8.40ms. Allocated memory is still 186.6MB. Free memory is still 100.6MB. There was no memory consumed. 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 someBinaryDOUBLEComparisonOperation at line 135, overapproximation of shiftLeft at line 111, overapproximation of someBinaryArithmeticDOUBLEoperation at line 138. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_5 = 1; [L24] unsigned char var_1_6 = 1; [L25] unsigned char var_1_7 = 0; [L26] unsigned char var_1_8 = 128; [L27] unsigned short int var_1_10 = 5; [L28] unsigned char var_1_11 = 10; [L29] unsigned short int var_1_12 = 8; [L30] unsigned short int var_1_13 = 22843; [L31] unsigned char var_1_14 = 4; [L32] unsigned char var_1_15 = 128; [L33] unsigned char var_1_16 = 32; [L34] unsigned short int var_1_17 = 4; [L35] unsigned char var_1_18 = 25; [L36] double var_1_19 = 16.875; [L37] double var_1_20 = 15.475; [L38] double var_1_21 = 7.1; [L39] double var_1_22 = 256.5; [L40] double var_1_23 = 9.4; [L41] double var_1_24 = 4.75; [L42] double var_1_25 = 4.8; [L43] double var_1_26 = 128.5; [L44] unsigned char var_1_27 = 100; [L45] signed char var_1_28 = 0; [L46] signed char var_1_29 = 8; [L47] unsigned char var_1_30 = 0; [L48] unsigned long int var_1_31 = 5; [L49] unsigned long int var_1_32 = 2657034370; [L50] double var_1_33 = 0.0; [L51] double var_1_34 = 50.6; [L52] double var_1_35 = 0.0; [L53] double var_1_36 = 49.25; [L54] signed char var_1_37 = 100; [L55] signed char var_1_38 = 4; [L56] signed char var_1_39 = -4; [L57] signed long int var_1_40 = -8; [L58] unsigned short int last_1_var_1_12 = 8; [L59] unsigned short int last_1_var_1_17 = 4; [L60] unsigned char last_1_var_1_27 = 100; [L61] unsigned char last_1_var_1_30 = 0; [L62] unsigned long int last_1_var_1_31 = 5; [L63] signed char last_1_var_1_37 = 100; [L64] signed long int last_1_var_1_40 = -8; [L231] isInitial = 1 [L232] FCALL initially() [L233] COND TRUE 1 [L234] CALL updateLastVariables() [L218] last_1_var_1_12 = var_1_12 [L219] last_1_var_1_17 = var_1_17 [L220] last_1_var_1_27 = var_1_27 [L221] last_1_var_1_30 = var_1_30 [L222] last_1_var_1_31 = var_1_31 [L223] last_1_var_1_37 = var_1_37 [L224] last_1_var_1_40 = var_1_40 [L234] RET updateLastVariables() [L235] CALL updateVariables() [L154] var_1_5 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_5 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_5 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L156] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L157] var_1_6 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L159] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L160] var_1_7 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_8=128] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_8=128] [L162] CALL assume_abort_if_not(var_1_7 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_7 <= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L163] var_1_10 = __VERIFIER_nondet_ushort() [L164] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L165] CALL assume_abort_if_not(var_1_10 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_10 <= 65535) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L166] CALL assume_abort_if_not(var_1_10 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_10 != 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L167] var_1_11 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L169] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L170] var_1_13 = __VERIFIER_nondet_ushort() [L171] CALL assume_abort_if_not(var_1_13 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_13 >= 16383) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L172] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L173] var_1_15 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_15 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_15 >= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L175] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L176] var_1_16 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L178] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L179] var_1_20 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L181] var_1_21 = __VERIFIER_nondet_double() [L182] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L183] var_1_22 = __VERIFIER_nondet_double() [L184] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L185] var_1_23 = __VERIFIER_nondet_double() [L186] CALL assume_abort_if_not((var_1_23 >= -461168.6018427382800e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_23 >= -461168.6018427382800e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L187] var_1_24 = __VERIFIER_nondet_double() [L188] CALL assume_abort_if_not((var_1_24 >= -115292.1504606845700e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 1152921.504606845700e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not((var_1_24 >= -115292.1504606845700e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 1152921.504606845700e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L189] var_1_25 = __VERIFIER_nondet_double() [L190] CALL assume_abort_if_not((var_1_25 >= -115292.1504606845700e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 1152921.504606845700e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not((var_1_25 >= -115292.1504606845700e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 1152921.504606845700e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L191] var_1_26 = __VERIFIER_nondet_double() [L192] CALL assume_abort_if_not((var_1_26 >= -230584.3009213691390e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 2305843.009213691390e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not((var_1_26 >= -230584.3009213691390e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 2305843.009213691390e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L193] var_1_28 = __VERIFIER_nondet_char() [L194] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L195] CALL assume_abort_if_not(var_1_28 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_28 <= 64) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L196] var_1_29 = __VERIFIER_nondet_char() [L197] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L198] CALL assume_abort_if_not(var_1_29 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_29 <= 63) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L199] var_1_32 = __VERIFIER_nondet_ulong() [L200] CALL assume_abort_if_not(var_1_32 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_32 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L201] CALL assume_abort_if_not(var_1_32 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_32 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L202] var_1_33 = __VERIFIER_nondet_double() [L203] CALL assume_abort_if_not((var_1_33 >= 4611686.018427387900e+12F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854776000e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not((var_1_33 >= 4611686.018427387900e+12F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854776000e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L204] var_1_34 = __VERIFIER_nondet_double() [L205] CALL assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427387900e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427387900e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L206] var_1_35 = __VERIFIER_nondet_double() [L207] CALL assume_abort_if_not((var_1_35 >= 4611686.018427387900e+12F && 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_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L207] RET assume_abort_if_not((var_1_35 >= 4611686.018427387900e+12F && 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_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L208] var_1_36 = __VERIFIER_nondet_double() [L209] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 4611686.018427387900e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L209] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 4611686.018427387900e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L210] var_1_38 = __VERIFIER_nondet_char() [L211] CALL assume_abort_if_not(var_1_38 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=32, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L211] RET assume_abort_if_not(var_1_38 >= -31) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=32, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L212] CALL assume_abort_if_not(var_1_38 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=32, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L212] RET assume_abort_if_not(var_1_38 <= 32) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=32, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L213] var_1_39 = __VERIFIER_nondet_char() [L214] CALL assume_abort_if_not(var_1_39 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=32, var_1_39=31, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L214] RET assume_abort_if_not(var_1_39 >= -31) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=32, var_1_39=31, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L215] CALL assume_abort_if_not(var_1_39 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=32, var_1_39=31, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L215] RET assume_abort_if_not(var_1_39 <= 31) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=55, var_1_29=63, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=32, var_1_39=31, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L235] RET updateVariables() [L236] CALL step() [L68] signed long int stepLocal_2 = (((256) > (last_1_var_1_12)) ? (256) : (last_1_var_1_12)); [L69] COND FALSE !(\read(last_1_var_1_30)) [L76] signed long int stepLocal_1 = last_1_var_1_27; [L77] signed long int stepLocal_0 = last_1_var_1_27; [L78] COND TRUE last_1_var_1_17 != stepLocal_0 [L79] COND TRUE stepLocal_1 >= (last_1_var_1_17 + last_1_var_1_31) [L80] var_1_1 = var_1_5 [L89] COND TRUE \read(var_1_1) [L90] var_1_30 = 1 [L94] signed long int stepLocal_7 = var_1_15 - ((((var_1_16) > (var_1_28)) ? (var_1_16) : (var_1_28))); [L95] COND TRUE stepLocal_7 < (last_1_var_1_37 / ((((var_1_13) < (var_1_10)) ? (var_1_13) : (var_1_10)))) [L96] var_1_37 = ((var_1_38 + var_1_39) + var_1_29) [L100] var_1_40 = last_1_var_1_40 [L101] COND FALSE !(! var_1_1) [L108] var_1_17 = var_1_15 [L110] COND TRUE \read(var_1_1) [L111] EXPR var_1_16 << var_1_37 [L111] COND FALSE !(((((var_1_13) < (var_1_37)) ? (var_1_13) : (var_1_37))) > ((var_1_16 << var_1_37) / var_1_15)) [L115] COND TRUE var_1_17 > var_1_14 [L116] COND FALSE !(var_1_18 == var_1_17) [L120] COND FALSE !(! var_1_1) [L125] signed long int stepLocal_5 = var_1_16 - (var_1_28 + var_1_29); [L126] COND FALSE !(stepLocal_5 <= var_1_12) [L129] var_1_27 = var_1_29 [L131] unsigned char stepLocal_4 = var_1_14; [L132] unsigned char stepLocal_3 = var_1_14 <= var_1_8; [L133] COND TRUE var_1_5 && stepLocal_3 [L134] COND TRUE stepLocal_4 > var_1_40 [L135] var_1_19 = (((((var_1_20 - var_1_21)) < (var_1_22)) ? ((var_1_20 - var_1_21)) : (var_1_22))) [L140] signed long int stepLocal_6 = var_1_27 + var_1_8; [L141] COND FALSE !(var_1_19 != var_1_22) [L144] COND TRUE stepLocal_6 >= (var_1_15 + var_1_29) [L145] COND FALSE !((var_1_24 * (var_1_23 * var_1_19)) >= ((var_1_33 - var_1_34) - (var_1_35 - var_1_36))) [L148] var_1_31 = last_1_var_1_31 [L236] RET step() [L237] CALL, EXPR property() [L227] EXPR ((((((last_1_var_1_17 != last_1_var_1_27) ? ((last_1_var_1_27 >= (last_1_var_1_17 + last_1_var_1_31)) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_5 ? (var_1_1 == ((unsigned char) var_1_6)) : 1)) : (var_1_1 == ((unsigned char) var_1_7))) && ((! var_1_1) ? ((var_1_12 > (var_1_14 % var_1_10)) ? (var_1_8 == ((unsigned char) var_1_11)) : 1) : 1)) && ((var_1_17 > var_1_14) ? ((var_1_18 == var_1_17) ? (var_1_12 == ((unsigned short int) ((var_1_13 - var_1_11) + var_1_17))) : 1) : 1)) && (last_1_var_1_30 ? ((var_1_13 > ((((256) > (last_1_var_1_12)) ? (256) : (last_1_var_1_12)))) ? (var_1_14 == ((unsigned char) (var_1_15 - var_1_16))) : (var_1_14 == ((unsigned char) (var_1_16 + 10)))) : 1)) && ((! var_1_1) ? ((! (! (! var_1_5))) ? (var_1_17 == ((unsigned short int) var_1_14)) : (var_1_17 == ((unsigned short int) var_1_13))) : (var_1_17 == ((unsigned short int) var_1_15)))) && (var_1_1 ? ((((((var_1_13) < (var_1_37)) ? (var_1_13) : (var_1_37))) > ((var_1_16 << var_1_37) / var_1_15)) ? (var_1_18 == ((unsigned char) ((((2) > (var_1_11)) ? (2) : (var_1_11))))) : 1) : 1) [L227] EXPR var_1_1 ? ((((((var_1_13) < (var_1_37)) ? (var_1_13) : (var_1_37))) > ((var_1_16 << var_1_37) / var_1_15)) ? (var_1_18 == ((unsigned char) ((((2) > (var_1_11)) ? (2) : (var_1_11))))) : 1) : 1 [L227] EXPR var_1_16 << var_1_37 [L227] EXPR var_1_1 ? ((((((var_1_13) < (var_1_37)) ? (var_1_13) : (var_1_37))) > ((var_1_16 << var_1_37) / var_1_15)) ? (var_1_18 == ((unsigned char) ((((2) > (var_1_11)) ? (2) : (var_1_11))))) : 1) : 1 [L227] EXPR ((((((last_1_var_1_17 != last_1_var_1_27) ? ((last_1_var_1_27 >= (last_1_var_1_17 + last_1_var_1_31)) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_5 ? (var_1_1 == ((unsigned char) var_1_6)) : 1)) : (var_1_1 == ((unsigned char) var_1_7))) && ((! var_1_1) ? ((var_1_12 > (var_1_14 % var_1_10)) ? (var_1_8 == ((unsigned char) var_1_11)) : 1) : 1)) && ((var_1_17 > var_1_14) ? ((var_1_18 == var_1_17) ? (var_1_12 == ((unsigned short int) ((var_1_13 - var_1_11) + var_1_17))) : 1) : 1)) && (last_1_var_1_30 ? ((var_1_13 > ((((256) > (last_1_var_1_12)) ? (256) : (last_1_var_1_12)))) ? (var_1_14 == ((unsigned char) (var_1_15 - var_1_16))) : (var_1_14 == ((unsigned char) (var_1_16 + 10)))) : 1)) && ((! var_1_1) ? ((! (! (! var_1_5))) ? (var_1_17 == ((unsigned short int) var_1_14)) : (var_1_17 == ((unsigned short int) var_1_13))) : (var_1_17 == ((unsigned short int) var_1_15)))) && (var_1_1 ? ((((((var_1_13) < (var_1_37)) ? (var_1_13) : (var_1_37))) > ((var_1_16 << var_1_37) / var_1_15)) ? (var_1_18 == ((unsigned char) ((((2) > (var_1_11)) ? (2) : (var_1_11))))) : 1) : 1) [L227-L228] return ((((((((((((last_1_var_1_17 != last_1_var_1_27) ? ((last_1_var_1_27 >= (last_1_var_1_17 + last_1_var_1_31)) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_5 ? (var_1_1 == ((unsigned char) var_1_6)) : 1)) : (var_1_1 == ((unsigned char) var_1_7))) && ((! var_1_1) ? ((var_1_12 > (var_1_14 % var_1_10)) ? (var_1_8 == ((unsigned char) var_1_11)) : 1) : 1)) && ((var_1_17 > var_1_14) ? ((var_1_18 == var_1_17) ? (var_1_12 == ((unsigned short int) ((var_1_13 - var_1_11) + var_1_17))) : 1) : 1)) && (last_1_var_1_30 ? ((var_1_13 > ((((256) > (last_1_var_1_12)) ? (256) : (last_1_var_1_12)))) ? (var_1_14 == ((unsigned char) (var_1_15 - var_1_16))) : (var_1_14 == ((unsigned char) (var_1_16 + 10)))) : 1)) && ((! var_1_1) ? ((! (! (! var_1_5))) ? (var_1_17 == ((unsigned short int) var_1_14)) : (var_1_17 == ((unsigned short int) var_1_13))) : (var_1_17 == ((unsigned short int) var_1_15)))) && (var_1_1 ? ((((((var_1_13) < (var_1_37)) ? (var_1_13) : (var_1_37))) > ((var_1_16 << var_1_37) / var_1_15)) ? (var_1_18 == ((unsigned char) ((((2) > (var_1_11)) ? (2) : (var_1_11))))) : 1) : 1)) && ((var_1_5 && (var_1_14 <= var_1_8)) ? ((var_1_14 > var_1_40) ? (var_1_19 == ((double) (((((var_1_20 - var_1_21)) < (var_1_22)) ? ((var_1_20 - var_1_21)) : (var_1_22))))) : 1) : (var_1_19 == ((double) (var_1_23 + ((var_1_24 + var_1_25) + var_1_26)))))) && (((var_1_16 - (var_1_28 + var_1_29)) <= var_1_12) ? (var_1_27 == ((unsigned char) ((((var_1_29) > (var_1_28)) ? (var_1_29) : (var_1_28))))) : (var_1_27 == ((unsigned char) var_1_29)))) && (var_1_1 ? (var_1_30 == ((unsigned char) 1)) : (var_1_30 == ((unsigned char) (! var_1_5))))) && ((var_1_19 != var_1_22) ? (var_1_31 == ((unsigned long int) (var_1_32 - (var_1_40 + var_1_13)))) : (((var_1_27 + var_1_8) >= (var_1_15 + var_1_29)) ? (((var_1_24 * (var_1_23 * var_1_19)) >= ((var_1_33 - var_1_34) - (var_1_35 - var_1_36))) ? (var_1_31 == ((unsigned long int) var_1_8)) : (var_1_31 == ((unsigned long int) last_1_var_1_31))) : 1))) && (((var_1_15 - ((((var_1_16) > (var_1_28)) ? (var_1_16) : (var_1_28)))) < (last_1_var_1_37 / ((((var_1_13) < (var_1_10)) ? (var_1_13) : (var_1_10))))) ? (var_1_37 == ((signed char) ((var_1_38 + var_1_39) + var_1_29))) : (var_1_37 == ((signed char) ((((var_1_28) < (var_1_38)) ? (var_1_28) : (var_1_38))))))) && (var_1_40 == ((signed long int) last_1_var_1_40)) ; [L237] RET, EXPR property() [L237] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=128, var_1_18=25, var_1_19=2, var_1_1=257, var_1_22=0, var_1_27=63, var_1_28=55, var_1_29=63, var_1_30=1, var_1_31=5, var_1_32=-2, var_1_37=126, var_1_38=32, var_1_39=31, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=49, var_1_11=256, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=127, var_1_17=128, var_1_18=25, var_1_19=2, var_1_1=257, var_1_22=0, var_1_27=63, var_1_28=55, var_1_29=63, var_1_30=1, var_1_31=5, var_1_32=-2, var_1_37=126, var_1_38=32, var_1_39=31, var_1_40=-8, var_1_5=257, var_1_6=257, var_1_7=0, var_1_8=128] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 71 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 1, TraceHistogramMax: 38, 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=71occurred 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, 1.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 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 05:17:08,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 7e64a2d21e15132e000697ca4f4f7d29d25b5e3294a251108bc191e4406c56ac --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:17:11,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:17:11,461 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 05:17:11,470 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:17:11,471 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:17:11,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:17:11,520 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:17:11,521 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:17:11,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:17:11,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:17:11,523 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:17:11,524 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:17:11,524 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:17:11,525 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:17:11,528 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:17:11,529 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:17:11,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:17:11,530 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:17:11,530 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:17:11,531 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:17:11,531 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:17:11,535 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:17:11,535 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:17:11,536 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:17:11,536 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:17:11,536 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:17:11,537 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:17:11,537 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:17:11,537 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:17:11,538 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:17:11,538 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:17:11,538 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:17:11,541 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:17:11,542 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:17:11,542 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:17:11,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:17:11,543 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:17:11,544 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:17:11,544 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:17:11,544 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:17:11,545 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:17:11,547 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:17:11,547 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:17:11,548 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_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e64a2d21e15132e000697ca4f4f7d29d25b5e3294a251108bc191e4406c56ac [2024-11-09 05:17:12,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:17:12,106 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:17:12,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:17:12,111 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:17:12,112 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:17:12,114 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-29.i Unable to find full path for "g++" [2024-11-09 05:17:14,356 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:17:14,749 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:17:14,753 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-29.i [2024-11-09 05:17:14,773 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/data/2152a8fd1/35ac4e92184a40f1bc2f6ad346ebd327/FLAG07121d1a2 [2024-11-09 05:17:14,796 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/data/2152a8fd1/35ac4e92184a40f1bc2f6ad346ebd327 [2024-11-09 05:17:14,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:17:14,804 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:17:14,805 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:17:14,805 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:17:14,814 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:17:14,814 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:17:14" (1/1) ... [2024-11-09 05:17:14,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@239c3e26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:14, skipping insertion in model container [2024-11-09 05:17:14,816 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:17:14" (1/1) ... [2024-11-09 05:17:14,874 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:17:15,152 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_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-29.i[916,929] [2024-11-09 05:17:15,308 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:17:15,327 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:17:15,345 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_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-29.i[916,929] [2024-11-09 05:17:15,422 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:17:15,452 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:17:15,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:15 WrapperNode [2024-11-09 05:17:15,453 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:17:15,456 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:17:15,456 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:17:15,457 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:17:15,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:15" (1/1) ... [2024-11-09 05:17:15,490 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:15" (1/1) ... [2024-11-09 05:17:15,578 INFO L138 Inliner]: procedures = 27, calls = 51, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 245 [2024-11-09 05:17:15,578 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:17:15,579 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:17:15,579 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:17:15,579 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:17:15,608 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:15" (1/1) ... [2024-11-09 05:17:15,608 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:15" (1/1) ... [2024-11-09 05:17:15,630 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:15" (1/1) ... [2024-11-09 05:17:15,634 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:15" (1/1) ... [2024-11-09 05:17:15,660 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:15" (1/1) ... [2024-11-09 05:17:15,665 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:15" (1/1) ... [2024-11-09 05:17:15,669 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:15" (1/1) ... [2024-11-09 05:17:15,672 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:15" (1/1) ... [2024-11-09 05:17:15,677 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:17:15,678 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:17:15,679 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:17:15,679 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:17:15,680 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:15" (1/1) ... [2024-11-09 05:17:15,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:17:15,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:17:15,744 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:17:15,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:17:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:17:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:17:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:17:15,794 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:17:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:17:15,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:17:15,998 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:17:16,001 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:17:25,242 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-09 05:17:25,242 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:17:25,258 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:17:25,259 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:17:25,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:17:25 BoogieIcfgContainer [2024-11-09 05:17:25,260 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:17:25,262 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:17:25,263 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:17:25,266 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:17:25,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:17:14" (1/3) ... [2024-11-09 05:17:25,268 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f669bc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:17:25, skipping insertion in model container [2024-11-09 05:17:25,268 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:15" (2/3) ... [2024-11-09 05:17:25,269 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f669bc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:17:25, skipping insertion in model container [2024-11-09 05:17:25,269 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:17:25" (3/3) ... [2024-11-09 05:17:25,270 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-29.i [2024-11-09 05:17:25,291 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:17:25,292 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:17:25,372 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:17:25,378 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;@2f098b0d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:17:25,378 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:17:25,382 INFO L276 IsEmpty]: Start isEmpty. Operand has 108 states, 67 states have (on average 1.3880597014925373) internal successors, (93), 68 states have internal predecessors, (93), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-09 05:17:25,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-09 05:17:25,405 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:17:25,406 INFO L215 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:17:25,406 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:17:25,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:17:25,413 INFO L85 PathProgramCache]: Analyzing trace with hash 575475439, now seen corresponding path program 1 times [2024-11-09 05:17:25,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:17:25,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [25817206] [2024-11-09 05:17:25,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:17:25,430 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 05:17:25,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:17:25,434 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:17:25,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:17:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:17:26,736 INFO L255 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 05:17:26,758 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:17:26,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 914 proven. 0 refuted. 0 times theorem prover too weak. 1898 trivial. 0 not checked. [2024-11-09 05:17:26,851 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:17:26,852 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:17:26,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [25817206] [2024-11-09 05:17:26,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [25817206] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:17:26,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:17:26,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:17:26,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563131578] [2024-11-09 05:17:26,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:17:26,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 05:17:26,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:17:26,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 05:17:26,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:17:26,900 INFO L87 Difference]: Start difference. First operand has 108 states, 67 states have (on average 1.3880597014925373) internal successors, (93), 68 states have internal predecessors, (93), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) Second operand has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-11-09 05:17:26,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:17:26,958 INFO L93 Difference]: Finished difference Result 209 states and 370 transitions. [2024-11-09 05:17:26,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 05:17:26,963 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 240 [2024-11-09 05:17:26,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:17:26,974 INFO L225 Difference]: With dead ends: 209 [2024-11-09 05:17:26,975 INFO L226 Difference]: Without dead ends: 104 [2024-11-09 05:17:26,980 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 239 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 05:17:26,985 INFO L432 NwaCegarLoop]: 162 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, 162 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 05:17:26,987 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:17:27,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-09 05:17:27,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2024-11-09 05:17:27,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 64 states have (on average 1.34375) internal successors, (86), 64 states have internal predecessors, (86), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-09 05:17:27,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 162 transitions. [2024-11-09 05:17:27,062 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 162 transitions. Word has length 240 [2024-11-09 05:17:27,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:17:27,063 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 162 transitions. [2024-11-09 05:17:27,063 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-11-09 05:17:27,063 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 162 transitions. [2024-11-09 05:17:27,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-09 05:17:27,073 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:17:27,074 INFO L215 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:17:27,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:17:27,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:17:27,276 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:17:27,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:17:27,278 INFO L85 PathProgramCache]: Analyzing trace with hash -340526041, now seen corresponding path program 1 times [2024-11-09 05:17:27,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:17:27,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [12971827] [2024-11-09 05:17:27,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:17:27,280 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 05:17:27,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:17:27,285 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:17:27,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:17:28,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:17:28,473 INFO L255 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:17:28,482 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:17:38,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-09 05:17:38,115 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:17:38,116 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:17:38,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [12971827] [2024-11-09 05:17:38,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [12971827] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:17:38,116 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:17:38,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 05:17:38,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19225578] [2024-11-09 05:17:38,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:17:38,119 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 05:17:38,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:17:38,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 05:17:38,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:17:38,122 INFO L87 Difference]: Start difference. First operand 104 states and 162 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-09 05:17:42,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:44,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:46,194 WARN L539 Checker$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 05:17:48,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:50,658 WARN L539 Checker$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 05:17:52,664 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 05:17:52,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:17:52,670 INFO L93 Difference]: Finished difference Result 307 states and 481 transitions. [2024-11-09 05:17:52,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 05:17:52,804 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 240 [2024-11-09 05:17:52,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:17:52,817 INFO L225 Difference]: With dead ends: 307 [2024-11-09 05:17:52,821 INFO L226 Difference]: Without dead ends: 206 [2024-11-09 05:17:52,826 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 05:17:52,828 INFO L432 NwaCegarLoop]: 157 mSDtfsCounter, 100 mSDsluCounter, 376 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 77 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 533 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:17:52,835 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 533 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 106 Invalid, 6 Unknown, 0 Unchecked, 14.2s Time] [2024-11-09 05:17:52,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2024-11-09 05:17:52,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 176. [2024-11-09 05:17:52,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 97 states have (on average 1.2474226804123711) internal successors, (121), 97 states have internal predecessors, (121), 76 states have call successors, (76), 2 states have call predecessors, (76), 2 states have return successors, (76), 76 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-09 05:17:52,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 273 transitions. [2024-11-09 05:17:52,978 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 273 transitions. Word has length 240 [2024-11-09 05:17:52,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:17:52,981 INFO L471 AbstractCegarLoop]: Abstraction has 176 states and 273 transitions. [2024-11-09 05:17:52,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-09 05:17:52,982 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 273 transitions. [2024-11-09 05:17:52,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-09 05:17:52,991 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:17:52,994 INFO L215 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:17:53,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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)] Ended with exit code 0 [2024-11-09 05:17:53,195 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:17:53,195 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:17:53,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:17:53,196 INFO L85 PathProgramCache]: Analyzing trace with hash -1340740980, now seen corresponding path program 1 times [2024-11-09 05:17:53,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:17:53,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1887093679] [2024-11-09 05:17:53,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:17:53,198 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 05:17:53,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:17:53,200 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:17:53,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 (4)] Waiting until timeout for monitored process [2024-11-09 05:17:54,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:17:54,371 INFO L255 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:17:54,378 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:18:03,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 76 proven. 216 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-09 05:18:03,261 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:18:06,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2024-11-09 05:18:06,849 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:18:06,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1887093679] [2024-11-09 05:18:06,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1887093679] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:18:06,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1310296839] [2024-11-09 05:18:06,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:18:06,851 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:18:06,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:18:06,855 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:18:06,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 05:18:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:07,881 INFO L255 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 05:18:07,886 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:18:08,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-09 05:18:08,094 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:18:08,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1310296839] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:18:08,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 05:18:08,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 6] total 13 [2024-11-09 05:18:08,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595680293] [2024-11-09 05:18:08,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:18:08,097 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:18:08,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:18:08,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:18:08,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:18:08,099 INFO L87 Difference]: Start difference. First operand 176 states and 273 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-09 05:18:10,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:12,450 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 05:18:12,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:18:12,634 INFO L93 Difference]: Finished difference Result 375 states and 585 transitions. [2024-11-09 05:18:12,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:18:12,635 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 241 [2024-11-09 05:18:12,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:18:12,639 INFO L225 Difference]: With dead ends: 375 [2024-11-09 05:18:12,639 INFO L226 Difference]: Without dead ends: 274 [2024-11-09 05:18:12,641 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 720 GetRequests, 708 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:18:12,642 INFO L432 NwaCegarLoop]: 275 mSDtfsCounter, 147 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:18:12,643 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 420 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 14 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2024-11-09 05:18:12,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2024-11-09 05:18:12,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 272. [2024-11-09 05:18:12,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 272 states, 154 states have (on average 1.2532467532467533) internal successors, (193), 154 states have internal predecessors, (193), 114 states have call successors, (114), 3 states have call predecessors, (114), 3 states have return successors, (114), 114 states have call predecessors, (114), 114 states have call successors, (114) [2024-11-09 05:18:12,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 421 transitions. [2024-11-09 05:18:12,691 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 421 transitions. Word has length 241 [2024-11-09 05:18:12,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:18:12,692 INFO L471 AbstractCegarLoop]: Abstraction has 272 states and 421 transitions. [2024-11-09 05:18:12,693 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-09 05:18:12,693 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 421 transitions. [2024-11-09 05:18:12,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-11-09 05:18:12,698 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:18:12,698 INFO L215 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:18:12,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 (4)] Ended with exit code 0 [2024-11-09 05:18:12,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 05:18:13,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 05:18:13,099 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:18:13,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:18:13,100 INFO L85 PathProgramCache]: Analyzing trace with hash 1395278823, now seen corresponding path program 1 times [2024-11-09 05:18:13,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:18:13,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [286443049] [2024-11-09 05:18:13,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:18:13,101 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 05:18:13,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:18:13,108 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:18:13,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:18:14,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:14,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:18:14,644 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:18:23,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 76 proven. 216 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-09 05:18:23,224 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:18:26,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2024-11-09 05:18:26,683 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:18:26,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [286443049] [2024-11-09 05:18:26,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [286443049] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:18:26,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [320615271] [2024-11-09 05:18:26,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:18:26,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:18:26,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:18:26,688 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:18:26,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 05:18:27,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:27,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 05:18:27,611 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:18:27,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-09 05:18:27,689 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:18:27,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [320615271] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:18:27,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 05:18:27,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 6] total 12 [2024-11-09 05:18:27,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542570891] [2024-11-09 05:18:27,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:18:27,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:18:27,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:18:27,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:18:27,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-11-09 05:18:27,693 INFO L87 Difference]: Start difference. First operand 272 states and 421 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-09 05:18:30,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:32,088 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 05:18:32,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:18:32,206 INFO L93 Difference]: Finished difference Result 472 states and 731 transitions. [2024-11-09 05:18:32,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:18:32,207 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 242 [2024-11-09 05:18:32,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:18:32,211 INFO L225 Difference]: With dead ends: 472 [2024-11-09 05:18:32,211 INFO L226 Difference]: Without dead ends: 275 [2024-11-09 05:18:32,213 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 723 GetRequests, 712 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-11-09 05:18:32,214 INFO L432 NwaCegarLoop]: 167 mSDtfsCounter, 147 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:18:32,214 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 312 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 11 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2024-11-09 05:18:32,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2024-11-09 05:18:32,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 273. [2024-11-09 05:18:32,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273 states, 155 states have (on average 1.232258064516129) internal successors, (191), 155 states have internal predecessors, (191), 114 states have call successors, (114), 3 states have call predecessors, (114), 3 states have return successors, (114), 114 states have call predecessors, (114), 114 states have call successors, (114) [2024-11-09 05:18:32,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 419 transitions. [2024-11-09 05:18:32,253 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 419 transitions. Word has length 242 [2024-11-09 05:18:32,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:18:32,254 INFO L471 AbstractCegarLoop]: Abstraction has 273 states and 419 transitions. [2024-11-09 05:18:32,254 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-09 05:18:32,254 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 419 transitions. [2024-11-09 05:18:32,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-11-09 05:18:32,258 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:18:32,258 INFO L215 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:18:32,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:18:32,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-09 05:18:32,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 05:18:32,659 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:18:32,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:18:32,660 INFO L85 PathProgramCache]: Analyzing trace with hash 926511271, now seen corresponding path program 1 times [2024-11-09 05:18:32,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:18:32,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1375245478] [2024-11-09 05:18:32,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:18:32,661 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 05:18:32,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:18:32,667 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:18:32,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:18:33,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:33,829 INFO L255 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 05:18:33,837 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:18:47,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 37 proven. 111 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-11-09 05:18:47,557 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:18:53,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2024-11-09 05:18:53,007 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:18:53,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1375245478] [2024-11-09 05:18:53,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1375245478] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:18:53,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [527163284] [2024-11-09 05:18:53,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:18:53,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:18:53,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:18:53,011 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:18:53,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 05:18:55,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:55,907 INFO L255 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 05:18:55,912 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:19:03,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 1311 proven. 72 refuted. 0 times theorem prover too weak. 1429 trivial. 0 not checked. [2024-11-09 05:19:03,787 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:19:06,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [527163284] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:19:06,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1341092229] [2024-11-09 05:19:06,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:19:06,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:19:06,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:19:06,248 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:19:06,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-09 05:19:06,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:19:06,998 INFO L255 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:19:07,005 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:19:15,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-09 05:19:15,974 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:19:15,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1341092229] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:19:15,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:19:15,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 7, 6] total 18 [2024-11-09 05:19:15,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047938323] [2024-11-09 05:19:15,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:19:15,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:19:15,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:19:15,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:19:15,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=331, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:19:15,977 INFO L87 Difference]: Start difference. First operand 273 states and 419 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-09 05:19:21,360 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 05:19:23,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:25,432 WARN L539 Checker$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 05:19:26,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:28,930 WARN L539 Checker$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 05:19:31,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:33,873 WARN L539 Checker$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 05:19:35,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:37,880 WARN L539 Checker$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 05:19:39,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:41,896 WARN L539 Checker$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 05:19:43,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:45,909 WARN L539 Checker$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 05:19:47,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:49,916 WARN L539 Checker$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 05:19:51,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:53,924 WARN L539 Checker$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 05:19:55,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:58,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:00,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:02,187 WARN L539 Checker$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 05:20:04,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:06,194 WARN L539 Checker$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 05:20:08,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:10,201 WARN L539 Checker$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 05:20:12,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:14,508 WARN L539 Checker$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 05:20:16,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:18,516 WARN L539 Checker$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 05:20:20,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:22,766 WARN L539 Checker$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 05:20:24,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:26,774 WARN L539 Checker$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 05:20:28,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:30,779 WARN L539 Checker$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 05:20:32,783 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 05:20:33,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:20:33,027 INFO L93 Difference]: Finished difference Result 786 states and 1193 transitions. [2024-11-09 05:20:33,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 05:20:33,028 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 242 [2024-11-09 05:20:33,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:20:33,037 INFO L225 Difference]: With dead ends: 786 [2024-11-09 05:20:33,041 INFO L226 Difference]: Without dead ends: 587 [2024-11-09 05:20:33,043 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1129 GetRequests, 1106 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=127, Invalid=425, Unknown=0, NotChecked=0, Total=552 [2024-11-09 05:20:33,046 INFO L432 NwaCegarLoop]: 177 mSDtfsCounter, 210 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 255 mSolverCounterSat, 9 mSolverCounterUnsat, 35 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 75.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 618 SdHoareTripleChecker+Invalid, 299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 255 IncrementalHoareTripleChecker+Invalid, 35 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 76.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:20:33,046 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 618 Invalid, 299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 255 Invalid, 35 Unknown, 0 Unchecked, 76.4s Time] [2024-11-09 05:20:33,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2024-11-09 05:20:33,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 503. [2024-11-09 05:20:33,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 503 states, 307 states have (on average 1.263843648208469) internal successors, (388), 307 states have internal predecessors, (388), 190 states have call successors, (190), 5 states have call predecessors, (190), 5 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2024-11-09 05:20:33,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 768 transitions. [2024-11-09 05:20:33,183 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 768 transitions. Word has length 242 [2024-11-09 05:20:33,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:20:33,186 INFO L471 AbstractCegarLoop]: Abstraction has 503 states and 768 transitions. [2024-11-09 05:20:33,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-09 05:20:33,186 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 768 transitions. [2024-11-09 05:20:33,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-11-09 05:20:33,194 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:20:33,195 INFO L215 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:20:33,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-09 05:20:33,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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)] Ended with exit code 0 [2024-11-09 05:20:33,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-09 05:20:33,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:20:33,796 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:20:33,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:20:33,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1843009850, now seen corresponding path program 1 times [2024-11-09 05:20:33,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:20:33,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [979148505] [2024-11-09 05:20:33,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:20:33,798 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 05:20:33,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:20:33,799 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:20:33,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:20:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:20:35,109 INFO L255 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 05:20:35,115 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:20:39,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-09 05:20:39,019 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:20:39,019 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:20:39,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [979148505] [2024-11-09 05:20:39,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [979148505] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:20:39,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:20:39,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:20:39,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12823029] [2024-11-09 05:20:39,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:20:39,021 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:20:39,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:20:39,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:20:39,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:20:39,023 INFO L87 Difference]: Start difference. First operand 503 states and 768 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-09 05:20:41,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:43,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:46,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:20:48,140 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 05:20:48,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:20:48,144 INFO L93 Difference]: Finished difference Result 766 states and 1171 transitions. [2024-11-09 05:20:48,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:20:48,235 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 243 [2024-11-09 05:20:48,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:20:48,240 INFO L225 Difference]: With dead ends: 766 [2024-11-09 05:20:48,251 INFO L226 Difference]: Without dead ends: 565 [2024-11-09 05:20:48,252 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:20:48,255 INFO L432 NwaCegarLoop]: 160 mSDtfsCounter, 97 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 78 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 470 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:20:48,255 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 470 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 7 Invalid, 4 Unknown, 0 Unchecked, 9.0s Time] [2024-11-09 05:20:48,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 565 states. [2024-11-09 05:20:48,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 565 to 500. [2024-11-09 05:20:48,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 304 states have (on average 1.2598684210526316) internal successors, (383), 304 states have internal predecessors, (383), 190 states have call successors, (190), 5 states have call predecessors, (190), 5 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2024-11-09 05:20:48,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 763 transitions. [2024-11-09 05:20:48,348 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 763 transitions. Word has length 243 [2024-11-09 05:20:48,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:20:48,349 INFO L471 AbstractCegarLoop]: Abstraction has 500 states and 763 transitions. [2024-11-09 05:20:48,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-09 05:20:48,349 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 763 transitions. [2024-11-09 05:20:48,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-11-09 05:20:48,357 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:20:48,358 INFO L215 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:20:48,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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)] Ended with exit code 0 [2024-11-09 05:20:48,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:20:48,559 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:20:48,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:20:48,559 INFO L85 PathProgramCache]: Analyzing trace with hash 1327445574, now seen corresponding path program 1 times [2024-11-09 05:20:48,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:20:48,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [657378402] [2024-11-09 05:20:48,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:20:48,560 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 05:20:48,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:20:48,561 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:20:48,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 (12)] Waiting until timeout for monitored process [2024-11-09 05:20:49,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:20:49,839 INFO L255 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:20:49,845 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:20:57,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 76 proven. 216 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-09 05:20:57,918 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:21:01,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2024-11-09 05:21:01,235 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:21:01,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [657378402] [2024-11-09 05:21:01,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [657378402] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:21:01,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2079736377] [2024-11-09 05:21:01,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:21:01,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:21:01,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:21:01,239 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:21:01,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-09 05:21:04,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:21:04,211 INFO L255 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:21:04,216 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:21:08,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 37 proven. 111 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-11-09 05:21:08,371 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:21:11,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2024-11-09 05:21:11,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2079736377] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:21:11,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [476026745] [2024-11-09 05:21:11,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:21:11,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:21:11,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:21:11,552 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:21:11,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-09 05:21:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:21:12,339 INFO L255 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:21:12,343 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:21:16,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 37 proven. 111 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-11-09 05:21:16,329 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:21:19,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2024-11-09 05:21:19,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [476026745] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:21:19,045 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 05:21:19,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6, 6, 6, 6] total 12 [2024-11-09 05:21:19,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178156319] [2024-11-09 05:21:19,046 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 05:21:19,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 05:21:19,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:21:19,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 05:21:19,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-11-09 05:21:19,049 INFO L87 Difference]: Start difference. First operand 500 states and 763 transitions. Second operand has 12 states, 12 states have (on average 9.083333333333334) internal successors, (109), 12 states have internal predecessors, (109), 3 states have call successors, (111), 3 states have call predecessors, (111), 6 states have return successors, (113), 2 states have call predecessors, (113), 3 states have call successors, (113) [2024-11-09 05:21:25,212 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 05:21:27,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:21:29,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:21:31,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:21:33,543 WARN L539 Checker$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 05:21:35,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:21:37,551 WARN L539 Checker$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 05:21:39,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:21:41,563 WARN L539 Checker$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 05:21:43,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:21:45,572 WARN L539 Checker$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 05:21:47,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:21:49,580 WARN L539 Checker$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 05:21:51,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:21:53,588 WARN L539 Checker$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 05:21:55,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:21:57,592 WARN L539 Checker$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 05:21:59,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:22:01,605 WARN L539 Checker$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 05:22:03,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:22:09,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:22:11,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:22:13,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:22:13,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:22:13,350 INFO L93 Difference]: Finished difference Result 1174 states and 1746 transitions. [2024-11-09 05:22:13,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-09 05:22:13,351 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.083333333333334) internal successors, (109), 12 states have internal predecessors, (109), 3 states have call successors, (111), 3 states have call predecessors, (111), 6 states have return successors, (113), 2 states have call predecessors, (113), 3 states have call successors, (113) Word has length 243 [2024-11-09 05:22:13,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:22:13,358 INFO L225 Difference]: With dead ends: 1174 [2024-11-09 05:22:13,359 INFO L226 Difference]: Without dead ends: 748 [2024-11-09 05:22:13,361 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1477 GetRequests, 1441 SyntacticMatches, 5 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=296, Invalid=760, Unknown=0, NotChecked=0, Total=1056 [2024-11-09 05:22:13,362 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 246 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 430 mSolverCounterSat, 174 mSolverCounterUnsat, 21 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 530 SdHoareTripleChecker+Invalid, 625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 430 IncrementalHoareTripleChecker+Invalid, 21 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:22:13,363 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 530 Invalid, 625 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 430 Invalid, 21 Unknown, 0 Unchecked, 51.8s Time] [2024-11-09 05:22:13,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 748 states. [2024-11-09 05:22:13,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 748 to 329. [2024-11-09 05:22:13,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 205 states have (on average 1.2195121951219512) internal successors, (250), 205 states have internal predecessors, (250), 114 states have call successors, (114), 9 states have call predecessors, (114), 9 states have return successors, (114), 114 states have call predecessors, (114), 114 states have call successors, (114) [2024-11-09 05:22:13,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 478 transitions. [2024-11-09 05:22:13,466 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 478 transitions. Word has length 243 [2024-11-09 05:22:13,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:22:13,467 INFO L471 AbstractCegarLoop]: Abstraction has 329 states and 478 transitions. [2024-11-09 05:22:13,468 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.083333333333334) internal successors, (109), 12 states have internal predecessors, (109), 3 states have call successors, (111), 3 states have call predecessors, (111), 6 states have return successors, (113), 2 states have call predecessors, (113), 3 states have call successors, (113) [2024-11-09 05:22:13,468 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 478 transitions. [2024-11-09 05:22:13,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-11-09 05:22:13,473 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:22:13,473 INFO L215 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:22:13,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-09 05:22:13,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-09 05:22:13,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 (12)] Forceful destruction successful, exit code 0 [2024-11-09 05:22:14,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:22:14,075 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:22:14,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:22:14,076 INFO L85 PathProgramCache]: Analyzing trace with hash -122896218, now seen corresponding path program 1 times [2024-11-09 05:22:14,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:22:14,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1134174734] [2024-11-09 05:22:14,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:22:14,077 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 05:22:14,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:22:14,078 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:22:14,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 (15)] Waiting until timeout for monitored process [2024-11-09 05:22:15,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:22:15,437 INFO L255 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:22:15,450 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:22:23,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 1311 proven. 72 refuted. 0 times theorem prover too weak. 1429 trivial. 0 not checked. [2024-11-09 05:22:23,191 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:22:25,467 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:22:25,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1134174734] [2024-11-09 05:22:25,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1134174734] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:22:25,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [137603533] [2024-11-09 05:22:25,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:22:25,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:22:25,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:22:25,470 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:22:25,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-09 05:22:28,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:22:28,543 INFO L255 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 05:22:28,546 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:22:36,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 1311 proven. 72 refuted. 0 times theorem prover too weak. 1429 trivial. 0 not checked. [2024-11-09 05:22:36,185 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:22:38,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [137603533] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:22:38,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1606286953] [2024-11-09 05:22:38,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:22:38,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:22:38,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:22:38,438 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:22:38,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-09 05:22:39,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:22:39,239 INFO L255 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:22:39,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:22:46,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 1311 proven. 72 refuted. 0 times theorem prover too weak. 1429 trivial. 0 not checked. [2024-11-09 05:22:46,609 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:22:48,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1606286953] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:22:48,626 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:22:48,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 6 [2024-11-09 05:22:48,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408516026] [2024-11-09 05:22:48,627 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:22:48,627 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 05:22:48,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:22:48,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 05:22:48,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:22:48,628 INFO L87 Difference]: Start difference. First operand 329 states and 478 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-11-09 05:22:55,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:22:57,150 WARN L539 Checker$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 05:22:59,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:23:01,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:23:03,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:23:05,551 WARN L539 Checker$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 05:23:07,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:23:14,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:23:16,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:23:18,491 WARN L539 Checker$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 05:23:20,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:23:22,498 WARN L539 Checker$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 05:23:22,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:23:22,674 INFO L93 Difference]: Finished difference Result 942 states and 1351 transitions. [2024-11-09 05:23:22,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:23:22,675 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 243 [2024-11-09 05:23:22,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:23:22,682 INFO L225 Difference]: With dead ends: 942 [2024-11-09 05:23:22,682 INFO L226 Difference]: Without dead ends: 695 [2024-11-09 05:23:22,684 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1224 GetRequests, 1207 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=116, Invalid=226, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:23:22,684 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 201 mSDsluCounter, 428 mSDsCounter, 0 mSdLazyCounter, 545 mSolverCounterSat, 80 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 614 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 545 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:23:22,685 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 614 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 545 Invalid, 12 Unknown, 0 Unchecked, 32.5s Time] [2024-11-09 05:23:22,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 695 states. [2024-11-09 05:23:22,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 695 to 456. [2024-11-09 05:23:22,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 456 states, 288 states have (on average 1.2118055555555556) internal successors, (349), 288 states have internal predecessors, (349), 152 states have call successors, (152), 15 states have call predecessors, (152), 15 states have return successors, (152), 152 states have call predecessors, (152), 152 states have call successors, (152) [2024-11-09 05:23:22,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 653 transitions. [2024-11-09 05:23:22,804 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 653 transitions. Word has length 243 [2024-11-09 05:23:22,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:23:22,806 INFO L471 AbstractCegarLoop]: Abstraction has 456 states and 653 transitions. [2024-11-09 05:23:22,806 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-11-09 05:23:22,806 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 653 transitions. [2024-11-09 05:23:22,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-09 05:23:22,808 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:23:22,809 INFO L215 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:23:22,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-09 05:23:23,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 (15)] Ended with exit code 0 [2024-11-09 05:23:23,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-11-09 05:23:23,410 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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=3,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:23:23,411 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:23:23,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:23:23,411 INFO L85 PathProgramCache]: Analyzing trace with hash 727916761, now seen corresponding path program 1 times [2024-11-09 05:23:23,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:23:23,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1770746545] [2024-11-09 05:23:23,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:23:23,413 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 05:23:23,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:23:23,416 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 05:23:23,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f9bf52c-281f-4e34-96ef-20778f4d9b5e/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 (18)] Waiting until timeout for monitored process [2024-11-09 05:23:25,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:23:25,813 INFO L255 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 72 conjuncts are in the unsatisfiable core [2024-11-09 05:23:25,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:27:21,136 WARN L286 SmtUtils]: Spent 16.68s on a formula simplification that was a NOOP. DAG size: 145 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:29:05,443 WARN L286 SmtUtils]: Spent 16.65s on a formula simplification. DAG size of input: 148 DAG size of output: 145 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)