./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire --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 e740c288c6b9ee1a85c8ed6ffaf83c2320c73523cc7289a4d24fa7a4b93e5fd0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:27:44,318 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:27:44,423 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:27:44,433 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:27:44,433 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:27:44,479 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:27:44,479 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:27:44,480 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:27:44,481 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:27:44,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:27:44,482 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:27:44,483 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:27:44,484 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:27:44,484 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:27:44,485 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:27:44,486 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:27:44,486 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:27:44,487 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:27:44,492 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:27:44,493 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:27:44,498 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:27:44,500 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:27:44,502 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:27:44,502 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:27:44,503 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:27:44,504 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:27:44,504 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:27:44,505 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:27:44,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:27:44,505 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:27:44,507 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:27:44,507 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:27:44,508 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:27:44,508 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:27:44,508 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:27:44,509 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:27:44,509 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:27:44,510 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:27:44,510 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:27:44,510 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:27:44,511 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:27:44,511 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:27:44,511 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:27:44,512 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:27:44,512 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:27:44,513 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:27:44,513 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:27:44,513 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_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e740c288c6b9ee1a85c8ed6ffaf83c2320c73523cc7289a4d24fa7a4b93e5fd0 [2023-11-23 21:27:44,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:27:44,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:27:44,924 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:27:44,925 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:27:44,926 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:27:44,928 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i [2023-11-23 21:27:48,375 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:27:48,658 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:27:48,659 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i [2023-11-23 21:27:48,672 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/data/d5572d460/0c6db72233ad473d888ad44ac1053777/FLAGdf3931d7c [2023-11-23 21:27:48,705 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/data/d5572d460/0c6db72233ad473d888ad44ac1053777 [2023-11-23 21:27:48,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:27:48,719 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:27:48,725 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:27:48,725 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:27:48,733 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:27:48,734 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:27:48" (1/1) ... [2023-11-23 21:27:48,735 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@271752ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:48, skipping insertion in model container [2023-11-23 21:27:48,736 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:27:48" (1/1) ... [2023-11-23 21:27:48,799 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:27:49,047 WARN L240 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_23673ba5-55ee-4308-9add-bbf70cedf64b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i[918,931] [2023-11-23 21:27:49,189 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:27:49,206 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:27:49,222 WARN L240 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_23673ba5-55ee-4308-9add-bbf70cedf64b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i[918,931] [2023-11-23 21:27:49,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:27:49,305 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:27:49,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:49 WrapperNode [2023-11-23 21:27:49,306 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:27:49,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:27:49,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:27:49,308 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:27:49,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:49" (1/1) ... [2023-11-23 21:27:49,352 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:49" (1/1) ... [2023-11-23 21:27:49,426 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2023-11-23 21:27:49,427 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:27:49,428 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:27:49,428 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:27:49,428 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:27:49,441 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:49" (1/1) ... [2023-11-23 21:27:49,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:49" (1/1) ... [2023-11-23 21:27:49,459 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:49" (1/1) ... [2023-11-23 21:27:49,464 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:49" (1/1) ... [2023-11-23 21:27:49,497 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:49" (1/1) ... [2023-11-23 21:27:49,511 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:49" (1/1) ... [2023-11-23 21:27:49,515 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:49" (1/1) ... [2023-11-23 21:27:49,527 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:49" (1/1) ... [2023-11-23 21:27:49,534 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:27:49,535 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:27:49,535 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:27:49,536 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:27:49,537 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:49" (1/1) ... [2023-11-23 21:27:49,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:27:49,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:27:49,576 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:27:49,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:27:49,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:27:49,636 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:27:49,636 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:27:49,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:27:49,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:27:49,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:27:49,790 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:27:49,793 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:27:50,471 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:27:50,960 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:27:50,960 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:27:50,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:27:50 BoogieIcfgContainer [2023-11-23 21:27:50,963 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:27:50,968 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:27:50,968 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:27:50,973 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:27:50,973 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:27:48" (1/3) ... [2023-11-23 21:27:50,975 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4282b215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:27:50, skipping insertion in model container [2023-11-23 21:27:50,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:49" (2/3) ... [2023-11-23 21:27:50,978 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4282b215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:27:50, skipping insertion in model container [2023-11-23 21:27:50,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:27:50" (3/3) ... [2023-11-23 21:27:50,980 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i [2023-11-23 21:27:51,008 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:27:51,009 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:27:51,101 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:27:51,112 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@4f82fdb5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:27:51,114 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:27:51,121 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-23 21:27:51,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-23 21:27:51,138 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:27:51,139 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:27:51,140 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:27:51,148 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:27:51,148 INFO L85 PathProgramCache]: Analyzing trace with hash -1065546449, now seen corresponding path program 1 times [2023-11-23 21:27:51,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:27:51,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143867630] [2023-11-23 21:27:51,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:27:51,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:27:51,382 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:27:51,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [156307011] [2023-11-23 21:27:51,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:27:51,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:27:51,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:27:51,387 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:27:51,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:27:51,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:27:51,982 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:27:52,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:27:52,355 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:27:52,358 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:27:52,360 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:27:52,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:27:52,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:27:52,579 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:27:52,588 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:27:52,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:27:52 BoogieIcfgContainer [2023-11-23 21:27:52,812 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:27:52,813 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:27:52,813 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:27:52,814 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:27:52,814 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:27:50" (3/4) ... [2023-11-23 21:27:52,817 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:27:52,821 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:27:52,823 INFO L158 Benchmark]: Toolchain (without parser) took 4104.08ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 92.4MB in the beginning and 157.2MB in the end (delta: -64.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:27:52,824 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 138.4MB. Free memory was 111.6MB in the beginning and 111.4MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:27:52,827 INFO L158 Benchmark]: CACSL2BoogieTranslator took 581.62ms. Allocated memory is still 138.4MB. Free memory was 92.4MB in the beginning and 76.2MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:27:52,828 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.26ms. Allocated memory is still 138.4MB. Free memory was 76.2MB in the beginning and 71.5MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:27:52,829 INFO L158 Benchmark]: Boogie Preprocessor took 106.45ms. Allocated memory is still 138.4MB. Free memory was 71.5MB in the beginning and 69.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:27:52,830 INFO L158 Benchmark]: RCFGBuilder took 1428.18ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 68.8MB in the beginning and 130.7MB in the end (delta: -61.9MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2023-11-23 21:27:52,831 INFO L158 Benchmark]: TraceAbstraction took 1844.89ms. Allocated memory is still 192.9MB. Free memory was 129.7MB in the beginning and 157.2MB in the end (delta: -27.5MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-23 21:27:52,831 INFO L158 Benchmark]: Witness Printer took 8.58ms. Allocated memory is still 192.9MB. Free memory is still 157.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:27:52,835 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 138.4MB. Free memory was 111.6MB in the beginning and 111.4MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 581.62ms. Allocated memory is still 138.4MB. Free memory was 92.4MB in the beginning and 76.2MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.26ms. Allocated memory is still 138.4MB. Free memory was 76.2MB in the beginning and 71.5MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.45ms. Allocated memory is still 138.4MB. Free memory was 71.5MB in the beginning and 69.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1428.18ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 68.8MB in the beginning and 130.7MB in the end (delta: -61.9MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1844.89ms. Allocated memory is still 192.9MB. Free memory was 129.7MB in the beginning and 157.2MB in the end (delta: -27.5MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Witness Printer took 8.58ms. Allocated memory is still 192.9MB. Free memory is still 157.2MB. 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 someBinaryFLOATComparisonOperation at line 89, overapproximation of shiftRight at line 59, overapproximation of someBinaryArithmeticDOUBLEoperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someUnaryFLOAToperation at line 89, overapproximation of someBinaryArithmeticFLOAToperation at line 86. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 10; [L23] unsigned char var_1_4 = 128; [L24] unsigned char var_1_5 = 1; [L25] unsigned long int var_1_6 = 5; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 64; [L28] unsigned char var_1_11 = 64; [L29] unsigned short int var_1_12 = 25; [L30] unsigned short int var_1_14 = 31408; [L31] double var_1_15 = 64.375; [L32] double var_1_16 = 10.85; [L33] double var_1_17 = 128.8; [L34] double var_1_18 = 2.6; [L35] unsigned char var_1_19 = 0; [L36] unsigned char var_1_20 = 0; [L37] signed short int var_1_21 = -64; [L38] signed long int var_1_22 = -32; [L39] signed char var_1_26 = 25; [L40] signed char var_1_27 = 4; [L41] unsigned long int var_1_28 = 32; [L42] signed short int var_1_30 = 5; [L43] unsigned long int var_1_32 = 4; [L44] float var_1_34 = 31.25; [L45] float var_1_36 = 7.8; [L46] float var_1_37 = 16.2; [L47] float var_1_38 = 4.5; [L48] double var_1_39 = 7.4; [L49] double var_1_40 = 0.5; [L50] double var_1_41 = 128.6; [L51] double var_1_42 = 256.25; [L52] double var_1_43 = 2.25; [L53] signed long int var_1_44 = 25; [L54] unsigned short int last_1_var_1_12 = 25; [L55] double last_1_var_1_15 = 64.375; [L191] isInitial = 1 [L192] FCALL initially() [L193] COND TRUE 1 [L194] CALL updateLastVariables() [L183] last_1_var_1_12 = var_1_12 [L184] last_1_var_1_15 = var_1_15 [L194] RET updateLastVariables() [L195] CALL updateVariables() [L137] var_1_4 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=1, var_1_6=5, var_1_9=0] [L139] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=1, var_1_6=5, var_1_9=0] [L140] var_1_5 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_6=5, var_1_9=0] [L142] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L143] var_1_10 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_10 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_10 >= 63) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L145] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L146] var_1_11 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_11 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_11 >= 64) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L149] var_1_14 = __VERIFIER_nondet_ushort() [L150] CALL assume_abort_if_not(var_1_14 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_14 >= 16383) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L152] var_1_16 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L154] var_1_17 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L156] var_1_18 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L158] var_1_20 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L160] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L161] var_1_26 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_26 >= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_26 >= 16) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_26 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_26 <= 32) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L164] var_1_27 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=5, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=5, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L166] CALL assume_abort_if_not(var_1_27 <= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=5, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_27 <= 16) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=5, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L167] var_1_36 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=5, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=5, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L169] var_1_37 = __VERIFIER_nondet_float() [L170] CALL assume_abort_if_not((var_1_37 >= -922337.2036854765600e+13F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=5, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_37 >= -922337.2036854765600e+13F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=5, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L171] var_1_38 = __VERIFIER_nondet_float() [L172] CALL assume_abort_if_not((var_1_38 >= -922337.2036854765600e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=5, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_38 >= -922337.2036854765600e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=5, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L173] var_1_40 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854765600e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=5, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854765600e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=5, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L175] var_1_41 = __VERIFIER_nondet_double() [L176] CALL assume_abort_if_not((var_1_41 >= 0.0F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=5, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not((var_1_41 >= 0.0F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=5, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L177] var_1_42 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_42 >= 0.0F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854765600e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=5, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_42 >= 0.0F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854765600e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=5, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_43=9/4, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L179] var_1_43 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_43 >= 0.0F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 9223372.036854765600e+12F && var_1_43 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=5, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_43 >= 0.0F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 9223372.036854765600e+12F && var_1_43 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=5, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L195] RET updateVariables() [L196] CALL step() [L59] EXPR ((((var_1_9) < (var_1_9)) ? (var_1_9) : (var_1_9))) >> (var_1_26 - var_1_27) [L59] COND FALSE !(var_1_12 <= (((((var_1_9) < (var_1_9)) ? (var_1_9) : (var_1_9))) >> (var_1_26 - var_1_27))) [L62] var_1_22 = var_1_9 [L64] COND TRUE 8.4 <= var_1_15 [L65] var_1_28 = (((((((var_1_21) < (var_1_12)) ? (var_1_21) : (var_1_12))) < 0 ) ? -((((var_1_21) < (var_1_12)) ? (var_1_21) : (var_1_12))) : ((((var_1_21) < (var_1_12)) ? (var_1_21) : (var_1_12))))) [L69] COND FALSE !(var_1_15 == ((((32.5) < (var_1_15)) ? (32.5) : (var_1_15)))) [L72] COND FALSE !(var_1_1 < var_1_21) [L80] COND FALSE !(\read(var_1_19)) [L83] COND FALSE !(\read(var_1_19)) [L92] COND TRUE -256 < (var_1_1 * 10) [L93] COND FALSE !(var_1_15 >= var_1_38) [L99] var_1_44 = var_1_21 [L100] COND FALSE !(last_1_var_1_12 > var_1_4) [L105] COND FALSE !(((- 64) + var_1_6) == var_1_6) [L108] var_1_1 = (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64) [L110] COND TRUE var_1_5 == (var_1_6 / var_1_4) [L111] var_1_9 = ((((var_1_5) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (var_1_5) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))) [L115] var_1_21 = var_1_10 [L116] unsigned long int stepLocal_3 = var_1_6; [L117] unsigned char stepLocal_2 = var_1_4; [L118] COND FALSE !(stepLocal_2 < var_1_1) [L123] unsigned long int stepLocal_0 = (((var_1_6) > (var_1_4)) ? (var_1_6) : (var_1_4)); [L124] COND TRUE ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) <= stepLocal_0 [L125] var_1_12 = ((var_1_14 - var_1_5) + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) [L129] signed long int stepLocal_1 = ~ (var_1_5 * var_1_1); [L130] COND TRUE stepLocal_1 <= var_1_12 [L131] var_1_15 = (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))) [L196] RET step() [L197] CALL, EXPR property() [L187-L188] return (((((((((- 64) + var_1_6) == var_1_6) ? (var_1_1 == ((unsigned char) (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - var_1_5))) : (var_1_1 == ((unsigned char) (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64)))) && ((last_1_var_1_12 > var_1_4) ? (((- last_1_var_1_15) < last_1_var_1_15) ? (var_1_6 == ((unsigned long int) 10u)) : 1) : 1)) && ((var_1_5 == (var_1_6 / var_1_4)) ? (var_1_9 == ((unsigned char) ((((var_1_5) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (var_1_5) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))))) : (var_1_9 == ((unsigned char) ((var_1_10 + var_1_11) - var_1_5))))) && ((((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) <= ((((var_1_6) > (var_1_4)) ? (var_1_6) : (var_1_4)))) ? (var_1_12 == ((unsigned short int) ((var_1_14 - var_1_5) + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))) : (var_1_12 == ((unsigned short int) var_1_6)))) && (((~ (var_1_5 * var_1_1)) <= var_1_12) ? (var_1_15 == ((double) (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))))) : (var_1_15 == ((double) ((((((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) < (var_1_18)) ? (((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) : (var_1_18))))))) && ((var_1_4 < var_1_1) ? ((var_1_6 > var_1_21) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_21 == ((signed short int) var_1_10)) ; [L197] RET, EXPR property() [L197] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=32772, var_1_14=32767, var_1_15=2, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=127, var_1_22=0, var_1_26=16, var_1_27=5, var_1_28=64, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=37/5, var_1_44=-64, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=127, var_1_11=64, var_1_12=32772, var_1_14=32767, var_1_15=2, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=127, var_1_22=0, var_1_26=16, var_1_27=5, var_1_28=64, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=37/5, var_1_44=-64, var_1_4=129, var_1_5=0, var_1_6=5, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 26, 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=53occurred 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, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 NumberOfCodeBlocksAsserted, 1 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 [2023-11-23 21:27:52,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire --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 e740c288c6b9ee1a85c8ed6ffaf83c2320c73523cc7289a4d24fa7a4b93e5fd0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:27:55,778 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:27:55,852 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:27:55,858 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:27:55,859 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:27:55,888 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:27:55,888 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:27:55,889 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:27:55,890 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:27:55,890 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:27:55,891 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:27:55,892 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:27:55,892 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:27:55,893 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:27:55,893 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:27:55,894 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:27:55,895 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:27:55,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:27:55,896 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:27:55,897 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:27:55,897 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:27:55,898 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:27:55,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:27:55,899 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:27:55,900 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:27:55,900 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:27:55,901 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:27:55,901 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:27:55,902 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:27:55,902 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:27:55,903 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:27:55,903 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:27:55,904 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:27:55,904 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:27:55,905 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:27:55,905 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:27:55,906 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:27:55,906 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:27:55,907 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:27:55,907 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:27:55,907 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:27:55,908 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:27:55,908 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:27:55,908 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:27:55,908 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e740c288c6b9ee1a85c8ed6ffaf83c2320c73523cc7289a4d24fa7a4b93e5fd0 [2023-11-23 21:27:56,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:27:56,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:27:56,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:27:56,388 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:27:56,389 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:27:56,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i [2023-11-23 21:27:59,975 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:00,273 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:00,274 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i [2023-11-23 21:28:00,296 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/data/1ea6af89c/c640b288a4614e9daf9f754330e1d3fd/FLAG8aed54bfd [2023-11-23 21:28:00,316 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/data/1ea6af89c/c640b288a4614e9daf9f754330e1d3fd [2023-11-23 21:28:00,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:00,322 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:00,324 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:00,324 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:00,337 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:00,338 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:00" (1/1) ... [2023-11-23 21:28:00,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1408376a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:00, skipping insertion in model container [2023-11-23 21:28:00,340 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:00" (1/1) ... [2023-11-23 21:28:00,385 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:00,582 WARN L240 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_23673ba5-55ee-4308-9add-bbf70cedf64b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i[918,931] [2023-11-23 21:28:00,676 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:00,695 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:00,710 WARN L240 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_23673ba5-55ee-4308-9add-bbf70cedf64b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i[918,931] [2023-11-23 21:28:00,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:00,786 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:00,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:00 WrapperNode [2023-11-23 21:28:00,787 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:00,788 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:00,789 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:00,789 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:00,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:00" (1/1) ... [2023-11-23 21:28:00,817 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:00" (1/1) ... [2023-11-23 21:28:00,855 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2023-11-23 21:28:00,856 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:00,857 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:00,857 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:00,857 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:00,868 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:00" (1/1) ... [2023-11-23 21:28:00,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:00" (1/1) ... [2023-11-23 21:28:00,875 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:00" (1/1) ... [2023-11-23 21:28:00,876 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:00" (1/1) ... [2023-11-23 21:28:00,893 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:00" (1/1) ... [2023-11-23 21:28:00,897 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:00" (1/1) ... [2023-11-23 21:28:00,902 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:00" (1/1) ... [2023-11-23 21:28:00,905 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:00" (1/1) ... [2023-11-23 21:28:00,911 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:00,913 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:00,913 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:00,913 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:00,932 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:00" (1/1) ... [2023-11-23 21:28:00,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:00,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:00,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:01,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:01,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:01,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:28:01,046 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:28:01,046 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:28:01,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:01,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:01,196 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:01,201 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:02,657 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:28:02,703 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:28:02,703 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:28:02,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:02 BoogieIcfgContainer [2023-11-23 21:28:02,704 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:28:02,707 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:28:02,707 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:28:02,710 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:28:02,711 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:00" (1/3) ... [2023-11-23 21:28:02,711 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@359ac5b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:02, skipping insertion in model container [2023-11-23 21:28:02,712 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:00" (2/3) ... [2023-11-23 21:28:02,712 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@359ac5b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:02, skipping insertion in model container [2023-11-23 21:28:02,712 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:02" (3/3) ... [2023-11-23 21:28:02,714 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-5.i [2023-11-23 21:28:02,733 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:28:02,733 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:28:02,783 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:28:02,790 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@79d2806b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:28:02,790 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:28:02,796 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 51 states have (on average 1.4705882352941178) internal successors, (75), 52 states have internal predecessors, (75), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-23 21:28:02,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-23 21:28:02,816 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:02,817 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:02,818 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:02,823 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:02,823 INFO L85 PathProgramCache]: Analyzing trace with hash -323907499, now seen corresponding path program 1 times [2023-11-23 21:28:02,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:02,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [766035225] [2023-11-23 21:28:02,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:02,837 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 [2023-11-23 21:28:02,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:02,839 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:28:02,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:03,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:03,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:28:03,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:03,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 666 proven. 0 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2023-11-23 21:28:03,387 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:28:03,388 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:03,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [766035225] [2023-11-23 21:28:03,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [766035225] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:03,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:28:03,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:28:03,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784694792] [2023-11-23 21:28:03,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:03,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:28:03,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:03,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:28:03,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:28:03,443 INFO L87 Difference]: Start difference. First operand has 80 states, 51 states have (on average 1.4705882352941178) internal successors, (75), 52 states have internal predecessors, (75), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-23 21:28:03,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:03,768 INFO L93 Difference]: Finished difference Result 157 states and 278 transitions. [2023-11-23 21:28:03,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:28:03,780 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 169 [2023-11-23 21:28:03,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:03,789 INFO L225 Difference]: With dead ends: 157 [2023-11-23 21:28:03,789 INFO L226 Difference]: Without dead ends: 78 [2023-11-23 21:28:03,794 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:28:03,798 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:03,799 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-23 21:28:03,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-23 21:28:03,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-23 21:28:03,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 50 states have (on average 1.36) internal successors, (68), 50 states have internal predecessors, (68), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-23 21:28:03,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 120 transitions. [2023-11-23 21:28:03,861 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 120 transitions. Word has length 169 [2023-11-23 21:28:03,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:03,861 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 120 transitions. [2023-11-23 21:28:03,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-23 21:28:03,862 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 120 transitions. [2023-11-23 21:28:03,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-23 21:28:03,867 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:03,868 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:03,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:04,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:04,080 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:04,081 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:04,081 INFO L85 PathProgramCache]: Analyzing trace with hash -210920944, now seen corresponding path program 1 times [2023-11-23 21:28:04,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:04,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [511689316] [2023-11-23 21:28:04,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:04,083 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 [2023-11-23 21:28:04,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:04,085 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:28:04,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:04,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:28:04,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:05,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-23 21:28:05,786 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:28:05,787 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:05,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [511689316] [2023-11-23 21:28:05,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [511689316] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:05,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:28:05,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:28:05,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951996646] [2023-11-23 21:28:05,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:05,796 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:28:05,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:05,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:28:05,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:28:05,801 INFO L87 Difference]: Start difference. First operand 78 states and 120 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-23 21:28:08,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:08,391 INFO L93 Difference]: Finished difference Result 227 states and 353 transitions. [2023-11-23 21:28:08,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:28:08,392 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 170 [2023-11-23 21:28:08,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:08,399 INFO L225 Difference]: With dead ends: 227 [2023-11-23 21:28:08,400 INFO L226 Difference]: Without dead ends: 150 [2023-11-23 21:28:08,401 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:28:08,403 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 34 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:08,403 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 197 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-11-23 21:28:08,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2023-11-23 21:28:08,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 130. [2023-11-23 21:28:08,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 75 states have (on average 1.2533333333333334) internal successors, (94), 75 states have internal predecessors, (94), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-23 21:28:08,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 198 transitions. [2023-11-23 21:28:08,438 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 198 transitions. Word has length 170 [2023-11-23 21:28:08,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:08,439 INFO L495 AbstractCegarLoop]: Abstraction has 130 states and 198 transitions. [2023-11-23 21:28:08,440 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-23 21:28:08,440 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 198 transitions. [2023-11-23 21:28:08,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-23 21:28:08,451 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:08,454 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:08,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:28:08,666 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:08,667 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:08,667 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:08,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1913024006, now seen corresponding path program 1 times [2023-11-23 21:28:08,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:08,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1447111256] [2023-11-23 21:28:08,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:08,670 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 [2023-11-23 21:28:08,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:08,671 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:28:08,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:09,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:09,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:28:09,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:09,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-23 21:28:09,905 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:28:09,905 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:09,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1447111256] [2023-11-23 21:28:09,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1447111256] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:09,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:28:09,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:28:09,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921160766] [2023-11-23 21:28:09,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:09,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:28:09,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:09,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:28:09,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:28:09,909 INFO L87 Difference]: Start difference. First operand 130 states and 198 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-23 21:28:10,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:10,466 INFO L93 Difference]: Finished difference Result 282 states and 432 transitions. [2023-11-23 21:28:10,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:28:10,469 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 171 [2023-11-23 21:28:10,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:10,484 INFO L225 Difference]: With dead ends: 282 [2023-11-23 21:28:10,485 INFO L226 Difference]: Without dead ends: 205 [2023-11-23 21:28:10,486 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:28:10,488 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 34 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:10,492 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 225 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-23 21:28:10,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2023-11-23 21:28:10,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 203. [2023-11-23 21:28:10,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 121 states have (on average 1.2727272727272727) internal successors, (154), 121 states have internal predecessors, (154), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-23 21:28:10,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 310 transitions. [2023-11-23 21:28:10,561 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 310 transitions. Word has length 171 [2023-11-23 21:28:10,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:10,563 INFO L495 AbstractCegarLoop]: Abstraction has 203 states and 310 transitions. [2023-11-23 21:28:10,563 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-23 21:28:10,564 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 310 transitions. [2023-11-23 21:28:10,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-23 21:28:10,568 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:10,569 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:10,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:28:10,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:10,783 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:10,783 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:10,784 INFO L85 PathProgramCache]: Analyzing trace with hash 793595388, now seen corresponding path program 1 times [2023-11-23 21:28:10,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:10,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [766396755] [2023-11-23 21:28:10,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:10,785 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 [2023-11-23 21:28:10,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:10,788 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:28:10,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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)] Waiting until timeout for monitored process [2023-11-23 21:28:11,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:11,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:28:11,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:11,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-23 21:28:11,550 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:28:11,550 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:11,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [766396755] [2023-11-23 21:28:11,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [766396755] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:11,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:28:11,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:28:11,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894270617] [2023-11-23 21:28:11,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:11,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:28:11,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:11,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:28:11,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:28:11,555 INFO L87 Difference]: Start difference. First operand 203 states and 310 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-23 21:28:12,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:12,023 INFO L93 Difference]: Finished difference Result 353 states and 541 transitions. [2023-11-23 21:28:12,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:28:12,036 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 171 [2023-11-23 21:28:12,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:12,040 INFO L225 Difference]: With dead ends: 353 [2023-11-23 21:28:12,040 INFO L226 Difference]: Without dead ends: 203 [2023-11-23 21:28:12,041 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:28:12,042 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 1 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:12,044 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 228 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-23 21:28:12,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2023-11-23 21:28:12,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2023-11-23 21:28:12,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 121 states have (on average 1.256198347107438) internal successors, (152), 121 states have internal predecessors, (152), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-23 21:28:12,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 308 transitions. [2023-11-23 21:28:12,080 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 308 transitions. Word has length 171 [2023-11-23 21:28:12,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:12,082 INFO L495 AbstractCegarLoop]: Abstraction has 203 states and 308 transitions. [2023-11-23 21:28:12,082 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-23 21:28:12,082 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 308 transitions. [2023-11-23 21:28:12,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-23 21:28:12,086 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:12,086 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:12,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:28:12,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:12,298 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:12,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:12,298 INFO L85 PathProgramCache]: Analyzing trace with hash 793535806, now seen corresponding path program 1 times [2023-11-23 21:28:12,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:12,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [38662980] [2023-11-23 21:28:12,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:12,300 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 [2023-11-23 21:28:12,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:12,304 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:28:12,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23673ba5-55ee-4308-9add-bbf70cedf64b/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:12,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-23 21:28:12,885 INFO L285 TraceCheckSpWp]: Computing forward predicates...