./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ --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 7e66f2766686731553c198a13682fe7d31c9aeab700c26b7283920d0b82d9f8b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:48:47,311 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:48:47,412 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:48:47,418 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:48:47,419 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:48:47,446 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:48:47,447 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:48:47,448 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:48:47,449 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:48:47,449 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:48:47,450 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:48:47,450 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:48:47,451 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:48:47,452 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:48:47,452 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:48:47,453 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:48:47,453 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:48:47,454 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:48:47,454 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:48:47,455 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:48:47,455 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:48:47,456 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:48:47,457 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:48:47,457 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:48:47,458 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:48:47,458 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:48:47,458 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:48:47,459 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:48:47,459 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:48:47,460 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:48:47,460 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:48:47,460 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:48:47,461 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:48:47,461 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:48:47,461 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:48:47,462 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:48:47,462 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:48:47,462 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:48:47,462 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:48:47,463 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:48:47,463 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:48:47,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:48:47,463 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:48:47,464 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:48:47,464 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:48:47,464 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_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e66f2766686731553c198a13682fe7d31c9aeab700c26b7283920d0b82d9f8b [2023-11-19 04:48:47,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:48:47,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:48:47,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:48:47,741 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:48:47,742 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:48:47,744 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i [2023-11-19 04:48:50,905 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:48:51,159 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:48:51,160 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i [2023-11-19 04:48:51,171 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/data/d958404d9/ff60420601114822bb57ae690fc873b2/FLAG7e9e6a57c [2023-11-19 04:48:51,193 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/data/d958404d9/ff60420601114822bb57ae690fc873b2 [2023-11-19 04:48:51,196 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:48:51,198 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:48:51,199 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:48:51,199 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:48:51,206 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:48:51,206 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:48:51" (1/1) ... [2023-11-19 04:48:51,207 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@269db29b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:51, skipping insertion in model container [2023-11-19 04:48:51,208 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:48:51" (1/1) ... [2023-11-19 04:48:51,268 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:48:51,427 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_81176019-27a9-40ff-8936-c33a917a1e9d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i[916,929] [2023-11-19 04:48:51,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:48:51,557 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:48:51,570 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_81176019-27a9-40ff-8936-c33a917a1e9d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i[916,929] [2023-11-19 04:48:51,620 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:48:51,638 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:48:51,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:51 WrapperNode [2023-11-19 04:48:51,639 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:48:51,640 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:48:51,640 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:48:51,641 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:48:51,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:51" (1/1) ... [2023-11-19 04:48:51,663 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:51" (1/1) ... [2023-11-19 04:48:51,724 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 284 [2023-11-19 04:48:51,724 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:48:51,725 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:48:51,725 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:48:51,725 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:48:51,735 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:51" (1/1) ... [2023-11-19 04:48:51,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:51" (1/1) ... [2023-11-19 04:48:51,740 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:51" (1/1) ... [2023-11-19 04:48:51,741 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:51" (1/1) ... [2023-11-19 04:48:51,760 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:51" (1/1) ... [2023-11-19 04:48:51,765 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:51" (1/1) ... [2023-11-19 04:48:51,769 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:51" (1/1) ... [2023-11-19 04:48:51,773 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:51" (1/1) ... [2023-11-19 04:48:51,779 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:48:51,780 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:48:51,780 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:48:51,780 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:48:51,781 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:51" (1/1) ... [2023-11-19 04:48:51,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:48:51,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:48:51,822 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:48:51,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:48:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:48:51,880 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:48:51,880 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:48:51,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:48:51,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:48:51,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:48:52,009 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:48:52,012 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:48:52,802 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:48:53,583 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:48:53,583 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:48:53,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:48:53 BoogieIcfgContainer [2023-11-19 04:48:53,589 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:48:53,595 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:48:53,595 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:48:53,598 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:48:53,599 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:48:51" (1/3) ... [2023-11-19 04:48:53,600 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab9f53e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:48:53, skipping insertion in model container [2023-11-19 04:48:53,600 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:51" (2/3) ... [2023-11-19 04:48:53,602 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab9f53e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:48:53, skipping insertion in model container [2023-11-19 04:48:53,603 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:48:53" (3/3) ... [2023-11-19 04:48:53,604 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-43.i [2023-11-19 04:48:53,624 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:48:53,624 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:48:53,692 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:48:53,701 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;@12547728, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:48:53,702 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:48:53,706 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 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) [2023-11-19 04:48:53,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-19 04:48:53,721 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:48:53,722 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] [2023-11-19 04:48:53,723 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:48:53,731 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:48:53,731 INFO L85 PathProgramCache]: Analyzing trace with hash -1069475818, now seen corresponding path program 1 times [2023-11-19 04:48:53,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:48:53,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119129634] [2023-11-19 04:48:53,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:48:53,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:48:54,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:48:54,619 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:48:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:48:55,207 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:48:55,210 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:48:55,211 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:48:55,214 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:48:55,224 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:48:55,236 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:48:55,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:48:55 BoogieIcfgContainer [2023-11-19 04:48:55,390 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:48:55,390 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:48:55,391 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:48:55,391 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:48:55,391 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:48:53" (3/4) ... [2023-11-19 04:48:55,394 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:48:55,396 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:48:55,397 INFO L158 Benchmark]: Toolchain (without parser) took 4199.23ms. Allocated memory was 151.0MB in the beginning and 283.1MB in the end (delta: 132.1MB). Free memory was 107.9MB in the beginning and 104.0MB in the end (delta: 3.9MB). Peak memory consumption was 137.0MB. Max. memory is 16.1GB. [2023-11-19 04:48:55,398 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 151.0MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:48:55,399 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.34ms. Allocated memory is still 151.0MB. Free memory was 107.6MB in the beginning and 90.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:48:55,400 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.37ms. Allocated memory is still 151.0MB. Free memory was 90.8MB in the beginning and 85.2MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 04:48:55,402 INFO L158 Benchmark]: Boogie Preprocessor took 54.20ms. Allocated memory is still 151.0MB. Free memory was 85.2MB in the beginning and 82.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:48:55,407 INFO L158 Benchmark]: RCFGBuilder took 1809.41ms. Allocated memory was 151.0MB in the beginning and 283.1MB in the end (delta: 132.1MB). Free memory was 82.5MB in the beginning and 102.7MB in the end (delta: -20.2MB). Peak memory consumption was 117.3MB. Max. memory is 16.1GB. [2023-11-19 04:48:55,408 INFO L158 Benchmark]: TraceAbstraction took 1794.92ms. Allocated memory is still 283.1MB. Free memory was 102.7MB in the beginning and 104.0MB in the end (delta: -1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:48:55,409 INFO L158 Benchmark]: Witness Printer took 5.45ms. Allocated memory is still 283.1MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:48:55,417 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 151.0MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 440.34ms. Allocated memory is still 151.0MB. Free memory was 107.6MB in the beginning and 90.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.37ms. Allocated memory is still 151.0MB. Free memory was 90.8MB in the beginning and 85.2MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.20ms. Allocated memory is still 151.0MB. Free memory was 85.2MB in the beginning and 82.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1809.41ms. Allocated memory was 151.0MB in the beginning and 283.1MB in the end (delta: 132.1MB). Free memory was 82.5MB in the beginning and 102.7MB in the end (delta: -20.2MB). Peak memory consumption was 117.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1794.92ms. Allocated memory is still 283.1MB. Free memory was 102.7MB in the beginning and 104.0MB in the end (delta: -1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.45ms. Allocated memory is still 283.1MB. Free memory is still 104.0MB. 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 155, overapproximation of bitwiseOr at line 64, overapproximation of bitwiseAnd at line 69, overapproximation of someBinaryArithmeticDOUBLEoperation at line 127, overapproximation of someBinaryDOUBLEComparisonOperation at line 74. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_4 = 10; [L24] unsigned char var_1_5 = 4; [L25] unsigned char var_1_6 = 1; [L26] float var_1_7 = 127.25; [L27] float var_1_8 = 128.5; [L28] unsigned char var_1_11 = 0; [L29] unsigned char var_1_12 = 0; [L30] signed long int var_1_13 = -10; [L31] unsigned char var_1_14 = 1; [L32] signed char var_1_16 = -1; [L33] signed char var_1_17 = -5; [L34] signed char var_1_18 = 2; [L35] double var_1_19 = 256.7; [L36] double var_1_20 = 256.5; [L37] double var_1_21 = 5.058; [L38] double var_1_22 = 2.4; [L39] double var_1_23 = 5.875; [L40] signed long int var_1_24 = -128; [L41] unsigned long int var_1_25 = 128; [L42] unsigned char var_1_26 = 128; [L43] unsigned long int var_1_27 = 4189380979; [L44] unsigned char var_1_28 = 0; [L45] unsigned char var_1_29 = 0; [L46] unsigned long int var_1_30 = 2; [L47] unsigned long int var_1_31 = 1701266831; [L48] unsigned long int var_1_32 = 1169870883; [L49] double var_1_33 = 4.3; [L50] double var_1_34 = 7.25; [L51] unsigned short int var_1_35 = 32; [L52] unsigned char last_1_var_1_1 = 1; [L53] unsigned char last_1_var_1_6 = 1; [L54] signed char last_1_var_1_16 = -1; [L55] double last_1_var_1_19 = 256.7; [L56] signed long int last_1_var_1_24 = -128; [L57] unsigned long int last_1_var_1_25 = 128; [L58] unsigned long int last_1_var_1_30 = 2; [L59] double last_1_var_1_33 = 4.3; [L204] isInitial = 1 [L205] FCALL initially() [L206] int k_loop; [L207] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=10, var_1_5=4, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L207] COND TRUE k_loop < 1 [L208] CALL updateLastVariables() [L190] last_1_var_1_1 = var_1_1 [L191] last_1_var_1_6 = var_1_6 [L192] last_1_var_1_16 = var_1_16 [L193] last_1_var_1_19 = var_1_19 [L194] last_1_var_1_24 = var_1_24 [L195] last_1_var_1_25 = var_1_25 [L196] last_1_var_1_30 = var_1_30 [L197] last_1_var_1_33 = var_1_33 [L208] RET updateLastVariables() [L209] CALL updateVariables() [L146] var_1_4 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_5=4, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_5=4, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L148] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=4, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=4, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L149] var_1_5 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L151] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L152] var_1_7 = __VERIFIER_nondet_float() [L153] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427387900e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=257/2] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427387900e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=257/2] [L154] var_1_8 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L156] var_1_11 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L158] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L159] var_1_12 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L161] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L162] var_1_17 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_17 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_17 >= -63) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L164] CALL assume_abort_if_not(var_1_17 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_17 <= 63) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L165] var_1_18 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_18 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_18 >= -63) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L167] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L168] var_1_20 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L170] var_1_21 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L172] var_1_22 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L174] var_1_23 = __VERIFIER_nondet_double() [L175] CALL assume_abort_if_not((var_1_23 >= -230584.3009213691390e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 2305843.009213691390e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not((var_1_23 >= -230584.3009213691390e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 2305843.009213691390e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L176] var_1_27 = __VERIFIER_nondet_ulong() [L177] CALL assume_abort_if_not(var_1_27 >= 3221225471) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4294967295, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_27 >= 3221225471) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4294967295, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L178] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4294967295, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4294967295, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L179] var_1_29 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4294967295, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4294967295, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L181] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4294967295, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4294967295, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L182] var_1_31 = __VERIFIER_nondet_ulong() [L183] CALL assume_abort_if_not(var_1_31 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4294967295, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157995448, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_31 >= 1073741823) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4294967295, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157995448, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L184] CALL assume_abort_if_not(var_1_31 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4294967295, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157995448, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_31 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4294967295, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157995448, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L185] var_1_32 = __VERIFIER_nondet_ulong() [L186] CALL assume_abort_if_not(var_1_32 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4294967295, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157995448, var_1_32=2147483647, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_32 >= 1073741824) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4294967295, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157995448, var_1_32=2147483647, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L187] CALL assume_abort_if_not(var_1_32 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4294967295, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157995448, var_1_32=2147483647, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_32 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=1, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4294967295, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157995448, var_1_32=2147483647, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=125, var_1_5=129, var_1_6=1, var_1_7=2557/10, var_1_8=4294967305] [L209] RET updateVariables() [L210] CALL step() [L63] COND TRUE last_1_var_1_6 || last_1_var_1_6 [L64] EXPR last_1_var_1_16 | ((((var_1_5) > (128)) ? (var_1_5) : (128))) [L64] COND FALSE !((last_1_var_1_16 | ((((var_1_5) > (128)) ? (var_1_5) : (128)))) < last_1_var_1_25) [L68] unsigned long int stepLocal_6 = (var_1_27 - last_1_var_1_1) - var_1_4; [L69] EXPR last_1_var_1_30 & last_1_var_1_25 [L69] COND TRUE stepLocal_6 > (last_1_var_1_30 & last_1_var_1_25) [L70] var_1_26 = (var_1_4 + 4) [L74] COND TRUE last_1_var_1_33 > last_1_var_1_33 [L75] var_1_28 = (! ((var_1_4 != last_1_var_1_24) || var_1_29)) [L77] var_1_30 = ((((((var_1_31 + var_1_32)) < ((3305479224u - var_1_5))) ? ((var_1_31 + var_1_32)) : ((3305479224u - var_1_5)))) - ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))) [L78] var_1_33 = var_1_20 [L79] var_1_34 = var_1_22 [L80] var_1_35 = var_1_30 [L81] COND TRUE ((var_1_7 + 100000.5f) - var_1_8) > (var_1_33 + var_1_34) [L82] COND TRUE var_1_8 > var_1_33 [L83] var_1_6 = (var_1_11 || var_1_12) [L90] unsigned char stepLocal_2 = var_1_14; [L91] COND FALSE !(stepLocal_2 && var_1_6) [L94] COND FALSE !(\read(var_1_28)) [L98] COND FALSE !(var_1_18 <= (~ var_1_4)) [L105] var_1_24 = var_1_18 [L107] unsigned char stepLocal_0 = var_1_14; [L108] COND FALSE !(var_1_28 && stepLocal_0) [L111] var_1_1 = ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) [L113] unsigned char stepLocal_1 = var_1_5; [L114] COND TRUE var_1_7 > var_1_33 [L115] COND FALSE !(stepLocal_1 < var_1_26) [L118] var_1_13 = var_1_5 [L123] signed char stepLocal_3 = var_1_18; [L124] COND TRUE (var_1_16 ^ 1) >= stepLocal_3 [L125] COND FALSE !(\read(var_1_28)) [L133] signed long int stepLocal_5 = var_1_13; [L134] EXPR var_1_24 | var_1_35 [L134] signed long int stepLocal_4 = var_1_24 | var_1_35; [L135] COND TRUE (10000 / 64) >= stepLocal_4 [L136] var_1_25 = ((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4))) [L210] RET step() [L211] CALL, EXPR property() [L200] EXPR ((((var_1_28 && var_1_14) ? (var_1_1 == ((unsigned char) (var_1_4 + 5))) : (var_1_1 == ((unsigned char) ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) && ((((var_1_7 + 100000.5f) - var_1_8) > (var_1_33 + var_1_34)) ? ((var_1_8 > var_1_33) ? (var_1_6 == ((unsigned char) (var_1_11 || var_1_12))) : (var_1_6 == ((unsigned char) var_1_11))) : (var_1_6 == ((unsigned char) 0)))) && ((var_1_7 > var_1_33) ? ((var_1_5 < var_1_26) ? (var_1_13 == ((signed long int) (var_1_4 - 1))) : (var_1_13 == ((signed long int) var_1_5))) : (var_1_13 == ((signed long int) var_1_4)))) && ((last_1_var_1_6 || last_1_var_1_6) ? (((last_1_var_1_16 | ((((var_1_5) > (128)) ? (var_1_5) : (128)))) < last_1_var_1_25) ? (var_1_14 == ((unsigned char) (var_1_11 || var_1_12))) : 1) : 1) [L200] EXPR ((((((((var_1_28 && var_1_14) ? (var_1_1 == ((unsigned char) (var_1_4 + 5))) : (var_1_1 == ((unsigned char) ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) && ((((var_1_7 + 100000.5f) - var_1_8) > (var_1_33 + var_1_34)) ? ((var_1_8 > var_1_33) ? (var_1_6 == ((unsigned char) (var_1_11 || var_1_12))) : (var_1_6 == ((unsigned char) var_1_11))) : (var_1_6 == ((unsigned char) 0)))) && ((var_1_7 > var_1_33) ? ((var_1_5 < var_1_26) ? (var_1_13 == ((signed long int) (var_1_4 - 1))) : (var_1_13 == ((signed long int) var_1_5))) : (var_1_13 == ((signed long int) var_1_4)))) && ((last_1_var_1_6 || last_1_var_1_6) ? (((last_1_var_1_16 | ((((var_1_5) > (128)) ? (var_1_5) : (128)))) < last_1_var_1_25) ? (var_1_14 == ((unsigned char) (var_1_11 || var_1_12))) : 1) : 1)) && ((var_1_14 && var_1_6) ? (var_1_16 == ((signed char) (((((var_1_17 + var_1_18)) < (-5)) ? ((var_1_17 + var_1_18)) : (-5))))) : (var_1_28 ? (var_1_16 == ((signed char) var_1_17)) : 1))) && (((var_1_16 ^ 1) >= var_1_18) ? (var_1_28 ? ((var_1_8 <= ((((var_1_33) > (last_1_var_1_19)) ? (var_1_33) : (last_1_var_1_19)))) ? (var_1_19 == ((double) ((((var_1_7) > (((var_1_20 + var_1_21) + (var_1_22 + var_1_23)))) ? (var_1_7) : (((var_1_20 + var_1_21) + (var_1_22 + var_1_23))))))) : (var_1_19 == ((double) var_1_21))) : 1) : 1)) && ((var_1_18 <= (~ var_1_4)) ? (var_1_28 ? (var_1_24 == ((signed long int) ((((256) < (((var_1_26 + var_1_18) + ((((last_1_var_1_24) < (var_1_5)) ? (last_1_var_1_24) : (var_1_5)))))) ? (256) : (((var_1_26 + var_1_18) + ((((last_1_var_1_24) < (var_1_5)) ? (last_1_var_1_24) : (var_1_5))))))))) : (var_1_24 == ((signed long int) -5))) : (var_1_24 == ((signed long int) var_1_18)))) && (((10000 / 64) >= (var_1_24 | var_1_35)) ? (var_1_25 == ((unsigned long int) ((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4))))) : ((var_1_13 < ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))) ? (var_1_25 == ((unsigned long int) var_1_26)) : (var_1_25 == ((unsigned long int) var_1_26)))) [L200] EXPR (((((((((var_1_28 && var_1_14) ? (var_1_1 == ((unsigned char) (var_1_4 + 5))) : (var_1_1 == ((unsigned char) ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) && ((((var_1_7 + 100000.5f) - var_1_8) > (var_1_33 + var_1_34)) ? ((var_1_8 > var_1_33) ? (var_1_6 == ((unsigned char) (var_1_11 || var_1_12))) : (var_1_6 == ((unsigned char) var_1_11))) : (var_1_6 == ((unsigned char) 0)))) && ((var_1_7 > var_1_33) ? ((var_1_5 < var_1_26) ? (var_1_13 == ((signed long int) (var_1_4 - 1))) : (var_1_13 == ((signed long int) var_1_5))) : (var_1_13 == ((signed long int) var_1_4)))) && ((last_1_var_1_6 || last_1_var_1_6) ? (((last_1_var_1_16 | ((((var_1_5) > (128)) ? (var_1_5) : (128)))) < last_1_var_1_25) ? (var_1_14 == ((unsigned char) (var_1_11 || var_1_12))) : 1) : 1)) && ((var_1_14 && var_1_6) ? (var_1_16 == ((signed char) (((((var_1_17 + var_1_18)) < (-5)) ? ((var_1_17 + var_1_18)) : (-5))))) : (var_1_28 ? (var_1_16 == ((signed char) var_1_17)) : 1))) && (((var_1_16 ^ 1) >= var_1_18) ? (var_1_28 ? ((var_1_8 <= ((((var_1_33) > (last_1_var_1_19)) ? (var_1_33) : (last_1_var_1_19)))) ? (var_1_19 == ((double) ((((var_1_7) > (((var_1_20 + var_1_21) + (var_1_22 + var_1_23)))) ? (var_1_7) : (((var_1_20 + var_1_21) + (var_1_22 + var_1_23))))))) : (var_1_19 == ((double) var_1_21))) : 1) : 1)) && ((var_1_18 <= (~ var_1_4)) ? (var_1_28 ? (var_1_24 == ((signed long int) ((((256) < (((var_1_26 + var_1_18) + ((((last_1_var_1_24) < (var_1_5)) ? (last_1_var_1_24) : (var_1_5)))))) ? (256) : (((var_1_26 + var_1_18) + ((((last_1_var_1_24) < (var_1_5)) ? (last_1_var_1_24) : (var_1_5))))))))) : (var_1_24 == ((signed long int) -5))) : (var_1_24 == ((signed long int) var_1_18)))) && (((10000 / 64) >= (var_1_24 | var_1_35)) ? (var_1_25 == ((unsigned long int) ((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4))))) : ((var_1_13 < ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))) ? (var_1_25 == ((unsigned long int) var_1_26)) : (var_1_25 == ((unsigned long int) var_1_26))))) && ((((var_1_27 - last_1_var_1_1) - var_1_4) > (last_1_var_1_30 & last_1_var_1_25)) ? (var_1_26 == ((unsigned char) (var_1_4 + 4))) : (var_1_26 == ((unsigned char) (4 + ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))))) [L200-L201] return ((((((((((((((var_1_28 && var_1_14) ? (var_1_1 == ((unsigned char) (var_1_4 + 5))) : (var_1_1 == ((unsigned char) ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) && ((((var_1_7 + 100000.5f) - var_1_8) > (var_1_33 + var_1_34)) ? ((var_1_8 > var_1_33) ? (var_1_6 == ((unsigned char) (var_1_11 || var_1_12))) : (var_1_6 == ((unsigned char) var_1_11))) : (var_1_6 == ((unsigned char) 0)))) && ((var_1_7 > var_1_33) ? ((var_1_5 < var_1_26) ? (var_1_13 == ((signed long int) (var_1_4 - 1))) : (var_1_13 == ((signed long int) var_1_5))) : (var_1_13 == ((signed long int) var_1_4)))) && ((last_1_var_1_6 || last_1_var_1_6) ? (((last_1_var_1_16 | ((((var_1_5) > (128)) ? (var_1_5) : (128)))) < last_1_var_1_25) ? (var_1_14 == ((unsigned char) (var_1_11 || var_1_12))) : 1) : 1)) && ((var_1_14 && var_1_6) ? (var_1_16 == ((signed char) (((((var_1_17 + var_1_18)) < (-5)) ? ((var_1_17 + var_1_18)) : (-5))))) : (var_1_28 ? (var_1_16 == ((signed char) var_1_17)) : 1))) && (((var_1_16 ^ 1) >= var_1_18) ? (var_1_28 ? ((var_1_8 <= ((((var_1_33) > (last_1_var_1_19)) ? (var_1_33) : (last_1_var_1_19)))) ? (var_1_19 == ((double) ((((var_1_7) > (((var_1_20 + var_1_21) + (var_1_22 + var_1_23)))) ? (var_1_7) : (((var_1_20 + var_1_21) + (var_1_22 + var_1_23))))))) : (var_1_19 == ((double) var_1_21))) : 1) : 1)) && ((var_1_18 <= (~ var_1_4)) ? (var_1_28 ? (var_1_24 == ((signed long int) ((((256) < (((var_1_26 + var_1_18) + ((((last_1_var_1_24) < (var_1_5)) ? (last_1_var_1_24) : (var_1_5)))))) ? (256) : (((var_1_26 + var_1_18) + ((((last_1_var_1_24) < (var_1_5)) ? (last_1_var_1_24) : (var_1_5))))))))) : (var_1_24 == ((signed long int) -5))) : (var_1_24 == ((signed long int) var_1_18)))) && (((10000 / 64) >= (var_1_24 | var_1_35)) ? (var_1_25 == ((unsigned long int) ((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4))))) : ((var_1_13 < ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))) ? (var_1_25 == ((unsigned long int) var_1_26)) : (var_1_25 == ((unsigned long int) var_1_26))))) && ((((var_1_27 - last_1_var_1_1) - var_1_4) > (last_1_var_1_30 & last_1_var_1_25)) ? (var_1_26 == ((unsigned char) (var_1_4 + 4))) : (var_1_26 == ((unsigned char) (4 + ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))))) && ((last_1_var_1_33 > last_1_var_1_33) ? (var_1_28 == ((unsigned char) (! ((var_1_4 != last_1_var_1_24) || var_1_29)))) : 1)) && (var_1_30 == ((unsigned long int) ((((((var_1_31 + var_1_32)) < ((3305479224u - var_1_5))) ? ((var_1_31 + var_1_32)) : ((3305479224u - var_1_5)))) - ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))))) && (var_1_33 == ((double) var_1_20))) && (var_1_34 == ((double) var_1_22))) && (var_1_35 == ((unsigned short int) var_1_30)) ; [L211] RET, EXPR property() [L211] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=129, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=129, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-5, var_1_25=129, var_1_26=129, var_1_27=4294967295, var_1_28=0, var_1_29=1, var_1_30=3305478970, var_1_31=1157995448, var_1_32=2147483647, var_1_33=4294967304, var_1_34=4294967303, var_1_35=39738, var_1_4=125, var_1_5=129, var_1_6=0, var_1_7=2557/10, var_1_8=4294967305] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=129, var_1_14=1, var_1_16=-1, var_1_17=4, var_1_18=-5, var_1_19=2567/10, var_1_1=129, var_1_20=4294967304, var_1_21=2567/10, var_1_22=4294967303, var_1_23=4294967302, var_1_24=-5, var_1_25=129, var_1_26=129, var_1_27=4294967295, var_1_28=0, var_1_29=1, var_1_30=3305478970, var_1_31=1157995448, var_1_32=2147483647, var_1_33=4294967304, var_1_34=4294967303, var_1_35=39738, var_1_4=125, var_1_5=129, var_1_6=0, var_1_7=2557/10, var_1_8=4294967305] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, 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=51occurred 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: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 98 NumberOfCodeBlocks, 98 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 [2023-11-19 04:48:55,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ --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 7e66f2766686731553c198a13682fe7d31c9aeab700c26b7283920d0b82d9f8b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:48:58,295 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:48:58,391 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:48:58,398 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:48:58,399 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:48:58,430 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:48:58,431 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:48:58,432 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:48:58,433 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:48:58,433 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:48:58,434 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:48:58,435 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:48:58,435 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:48:58,436 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:48:58,436 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:48:58,437 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:48:58,438 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:48:58,438 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:48:58,439 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:48:58,439 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:48:58,440 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:48:58,441 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:48:58,441 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:48:58,442 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:48:58,442 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:48:58,442 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:48:58,443 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:48:58,443 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:48:58,444 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:48:58,444 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:48:58,444 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:48:58,445 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:48:58,445 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:48:58,445 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:48:58,446 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:48:58,446 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:48:58,446 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:48:58,446 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:48:58,447 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:48:58,447 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:48:58,447 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:48:58,448 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:48:58,448 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_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e66f2766686731553c198a13682fe7d31c9aeab700c26b7283920d0b82d9f8b [2023-11-19 04:48:58,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:48:58,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:48:58,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:48:58,895 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:48:58,895 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:48:58,897 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i [2023-11-19 04:49:02,176 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:49:02,505 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:49:02,507 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i [2023-11-19 04:49:02,526 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/data/6cb8c2ba3/4bba713df73747cb9b0194d9bb594972/FLAGfd2e43f84 [2023-11-19 04:49:02,548 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/data/6cb8c2ba3/4bba713df73747cb9b0194d9bb594972 [2023-11-19 04:49:02,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:49:02,560 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:49:02,564 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:49:02,565 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:49:02,571 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:49:02,572 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:49:02" (1/1) ... [2023-11-19 04:49:02,575 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@421a9e77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:02, skipping insertion in model container [2023-11-19 04:49:02,575 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:49:02" (1/1) ... [2023-11-19 04:49:02,633 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:49:02,862 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_81176019-27a9-40ff-8936-c33a917a1e9d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i[916,929] [2023-11-19 04:49:03,020 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:49:03,044 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:49:03,062 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_81176019-27a9-40ff-8936-c33a917a1e9d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i[916,929] [2023-11-19 04:49:03,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:49:03,195 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:49:03,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:03 WrapperNode [2023-11-19 04:49:03,196 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:49:03,197 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:49:03,197 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:49:03,197 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:49:03,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:03" (1/1) ... [2023-11-19 04:49:03,239 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:03" (1/1) ... [2023-11-19 04:49:03,283 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2023-11-19 04:49:03,284 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:49:03,284 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:49:03,285 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:49:03,285 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:49:03,296 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:03" (1/1) ... [2023-11-19 04:49:03,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:03" (1/1) ... [2023-11-19 04:49:03,313 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:03" (1/1) ... [2023-11-19 04:49:03,316 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:03" (1/1) ... [2023-11-19 04:49:03,333 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:03" (1/1) ... [2023-11-19 04:49:03,338 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:03" (1/1) ... [2023-11-19 04:49:03,342 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:03" (1/1) ... [2023-11-19 04:49:03,345 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:03" (1/1) ... [2023-11-19 04:49:03,351 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:49:03,352 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:49:03,352 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:49:03,353 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:49:03,353 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:03" (1/1) ... [2023-11-19 04:49:03,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:49:03,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:49:03,422 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:49:03,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:49:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:49:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:49:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:49:03,478 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:49:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:49:03,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:49:03,619 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:49:03,622 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:49:12,839 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:49:12,849 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:49:12,850 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:49:12,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:49:12 BoogieIcfgContainer [2023-11-19 04:49:12,855 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:49:12,857 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:49:12,858 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:49:12,861 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:49:12,862 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:49:02" (1/3) ... [2023-11-19 04:49:12,863 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b057185 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:49:12, skipping insertion in model container [2023-11-19 04:49:12,863 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:03" (2/3) ... [2023-11-19 04:49:12,863 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b057185 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:49:12, skipping insertion in model container [2023-11-19 04:49:12,864 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:49:12" (3/3) ... [2023-11-19 04:49:12,865 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-43.i [2023-11-19 04:49:12,907 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:49:12,908 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:49:12,985 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:49:12,995 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;@1f5c3258, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:49:12,996 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:49:13,002 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 58 states have (on average 1.396551724137931) internal successors, (81), 59 states have internal predecessors, (81), 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) [2023-11-19 04:49:13,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 04:49:13,027 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:49:13,029 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, 1] [2023-11-19 04:49:13,032 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:49:13,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:49:13,040 INFO L85 PathProgramCache]: Analyzing trace with hash 982860821, now seen corresponding path program 1 times [2023-11-19 04:49:13,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:49:13,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1455188801] [2023-11-19 04:49:13,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:49:13,061 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 [2023-11-19 04:49:13,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:49:13,068 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:49:13,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:49:13,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:49:13,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:49:13,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:49:13,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 450 proven. 0 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2023-11-19 04:49:13,871 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:49:13,872 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:49:13,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1455188801] [2023-11-19 04:49:13,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1455188801] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:49:13,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:49:13,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:49:13,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506705387] [2023-11-19 04:49:13,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:49:13,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:49:13,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:49:13,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:49:13,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:49:13,932 INFO L87 Difference]: Start difference. First operand has 87 states, 58 states have (on average 1.396551724137931) internal successors, (81), 59 states have internal predecessors, (81), 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 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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) [2023-11-19 04:49:14,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:49:14,008 INFO L93 Difference]: Finished difference Result 171 states and 289 transitions. [2023-11-19 04:49:14,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:49:14,011 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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 172 [2023-11-19 04:49:14,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:49:14,025 INFO L225 Difference]: With dead ends: 171 [2023-11-19 04:49:14,026 INFO L226 Difference]: Without dead ends: 83 [2023-11-19 04:49:14,031 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:49:14,036 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:49:14,038 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:49:14,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-19 04:49:14,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-11-19 04:49:14,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 55 states have (on average 1.3272727272727274) internal successors, (73), 55 states have internal predecessors, (73), 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) [2023-11-19 04:49:14,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 125 transitions. [2023-11-19 04:49:14,154 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 125 transitions. Word has length 172 [2023-11-19 04:49:14,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:49:14,154 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 125 transitions. [2023-11-19 04:49:14,155 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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) [2023-11-19 04:49:14,155 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 125 transitions. [2023-11-19 04:49:14,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 04:49:14,160 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:49:14,160 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, 1] [2023-11-19 04:49:14,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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)] Forceful destruction successful, exit code 0 [2023-11-19 04:49:14,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:49:14,377 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:49:14,378 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:49:14,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1253347745, now seen corresponding path program 1 times [2023-11-19 04:49:14,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:49:14,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1873133419] [2023-11-19 04:49:14,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:49:14,380 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 [2023-11-19 04:49:14,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:49:14,381 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:49:14,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:49:14,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:49:14,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:49:14,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:49:16,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 04:49:16,600 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:49:16,601 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:49:16,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1873133419] [2023-11-19 04:49:16,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1873133419] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:49:16,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:49:16,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:49:16,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111191998] [2023-11-19 04:49:16,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:49:16,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:49:16,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:49:16,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:49:16,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:49:16,606 INFO L87 Difference]: Start difference. First operand 83 states and 125 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 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) [2023-11-19 04:49:18,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:49:20,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:49:22,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:49:25,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:49:27,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:49:27,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:49:27,161 INFO L93 Difference]: Finished difference Result 244 states and 370 transitions. [2023-11-19 04:49:27,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 04:49:27,205 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 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 172 [2023-11-19 04:49:27,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:49:27,211 INFO L225 Difference]: With dead ends: 244 [2023-11-19 04:49:27,212 INFO L226 Difference]: Without dead ends: 164 [2023-11-19 04:49:27,213 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:49:27,215 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 80 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 53 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2023-11-19 04:49:27,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 356 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 11 Invalid, 4 Unknown, 0 Unchecked, 10.5s Time] [2023-11-19 04:49:27,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-11-19 04:49:27,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 132. [2023-11-19 04:49:27,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 77 states have (on average 1.2337662337662338) internal successors, (95), 77 states have internal predecessors, (95), 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) [2023-11-19 04:49:27,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 199 transitions. [2023-11-19 04:49:27,285 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 199 transitions. Word has length 172 [2023-11-19 04:49:27,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:49:27,289 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 199 transitions. [2023-11-19 04:49:27,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 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) [2023-11-19 04:49:27,289 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 199 transitions. [2023-11-19 04:49:27,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-19 04:49:27,304 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:49:27,305 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, 1, 1] [2023-11-19 04:49:27,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:49:27,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:49:27,520 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:49:27,520 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:49:27,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1692341112, now seen corresponding path program 1 times [2023-11-19 04:49:27,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:49:27,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1975627892] [2023-11-19 04:49:27,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:49:27,522 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 [2023-11-19 04:49:27,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:49:27,525 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:49:27,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:49:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:49:28,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:49:28,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:49:28,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 04:49:28,172 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:49:28,172 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:49:28,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1975627892] [2023-11-19 04:49:28,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1975627892] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:49:28,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:49:28,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:49:28,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441556368] [2023-11-19 04:49:28,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:49:28,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:49:28,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:49:28,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:49:28,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:49:28,176 INFO L87 Difference]: Start difference. First operand 132 states and 199 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 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) [2023-11-19 04:49:30,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:49:32,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:49:32,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:49:32,871 INFO L93 Difference]: Finished difference Result 292 states and 443 transitions. [2023-11-19 04:49:32,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:49:32,881 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 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 173 [2023-11-19 04:49:32,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:49:32,885 INFO L225 Difference]: With dead ends: 292 [2023-11-19 04:49:32,885 INFO L226 Difference]: Without dead ends: 212 [2023-11-19 04:49:32,887 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:49:32,888 INFO L413 NwaCegarLoop]: 239 mSDtfsCounter, 117 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2023-11-19 04:49:32,889 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 356 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2023-11-19 04:49:32,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2023-11-19 04:49:32,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 134. [2023-11-19 04:49:32,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 79 states have (on average 1.2278481012658229) internal successors, (97), 79 states have internal predecessors, (97), 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) [2023-11-19 04:49:32,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 201 transitions. [2023-11-19 04:49:32,926 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 201 transitions. Word has length 173 [2023-11-19 04:49:32,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:49:32,927 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 201 transitions. [2023-11-19 04:49:32,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 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) [2023-11-19 04:49:32,928 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 201 transitions. [2023-11-19 04:49:32,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-19 04:49:32,930 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:49:32,931 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, 1, 1, 1] [2023-11-19 04:49:32,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:49:33,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:49:33,144 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:49:33,145 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:49:33,145 INFO L85 PathProgramCache]: Analyzing trace with hash 48965897, now seen corresponding path program 1 times [2023-11-19 04:49:33,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:49:33,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [665228630] [2023-11-19 04:49:33,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:49:33,147 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 [2023-11-19 04:49:33,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:49:33,176 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:49:33,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:49:33,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:49:33,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:49:33,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:49:36,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 629 proven. 99 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2023-11-19 04:49:36,615 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:49:38,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 45 proven. 102 refuted. 0 times theorem prover too weak. 1153 trivial. 0 not checked. [2023-11-19 04:49:38,433 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:49:38,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [665228630] [2023-11-19 04:49:38,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [665228630] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:49:38,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [250219319] [2023-11-19 04:49:38,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:49:38,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:49:38,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:49:38,444 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:49:38,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 04:49:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:49:39,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:49:39,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:49:40,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 04:49:40,873 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:49:40,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [250219319] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:49:40,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 04:49:40,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9, 9] total 14 [2023-11-19 04:49:40,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373288912] [2023-11-19 04:49:40,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:49:40,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:49:40,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:49:40,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:49:40,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2023-11-19 04:49:40,878 INFO L87 Difference]: Start difference. First operand 134 states and 201 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 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) [2023-11-19 04:49:43,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:49:43,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:49:43,045 INFO L93 Difference]: Finished difference Result 215 states and 323 transitions. [2023-11-19 04:49:43,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:49:43,085 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 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 174 [2023-11-19 04:49:43,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:49:43,091 INFO L225 Difference]: With dead ends: 215 [2023-11-19 04:49:43,091 INFO L226 Difference]: Without dead ends: 133 [2023-11-19 04:49:43,092 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 519 GetRequests, 506 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2023-11-19 04:49:43,094 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 31 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:49:43,100 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 114 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-11-19 04:49:43,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2023-11-19 04:49:43,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2023-11-19 04:49:43,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 78 states have (on average 1.1666666666666667) internal successors, (91), 78 states have internal predecessors, (91), 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) [2023-11-19 04:49:43,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 195 transitions. [2023-11-19 04:49:43,124 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 195 transitions. Word has length 174 [2023-11-19 04:49:43,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:49:43,125 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 195 transitions. [2023-11-19 04:49:43,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 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) [2023-11-19 04:49:43,125 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 195 transitions. [2023-11-19 04:49:43,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-19 04:49:43,128 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:49:43,128 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, 1, 1, 1] [2023-11-19 04:49:43,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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)] Ended with exit code 0 [2023-11-19 04:49:43,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-19 04:49:43,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 04:49:43,543 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:49:43,544 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:49:43,544 INFO L85 PathProgramCache]: Analyzing trace with hash 750030475, now seen corresponding path program 1 times [2023-11-19 04:49:43,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:49:43,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [599426720] [2023-11-19 04:49:43,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:49:43,545 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 [2023-11-19 04:49:43,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:49:43,547 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:49:43,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81176019-27a9-40ff-8936-c33a917a1e9d/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-19 04:49:44,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:49:44,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:49:44,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:49:46,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 629 proven. 99 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2023-11-19 04:49:46,728 INFO L327 TraceCheckSpWp]: Computing backward predicates...