./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-36.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX --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 161bb7a2aeb8f0e9fdffca01ff4293552e60c655d94a257edfbbb7105096b1f1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:49:44,384 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:49:44,510 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:49:44,518 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:49:44,519 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:49:44,555 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:49:44,556 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:49:44,557 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:49:44,558 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:49:44,564 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:49:44,564 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:49:44,566 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:49:44,566 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:49:44,568 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:49:44,569 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:49:44,570 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:49:44,570 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:49:44,571 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:49:44,571 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:49:44,572 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:49:44,572 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:49:44,573 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:49:44,575 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:49:44,575 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:49:44,576 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:49:44,576 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:49:44,577 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:49:44,577 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:49:44,578 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:49:44,578 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:49:44,579 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:49:44,580 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:49:44,580 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:49:44,580 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:49:44,581 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:49:44,581 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:49:44,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:49:44,582 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:49:44,582 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:49:44,582 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:49:44,583 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:49:44,583 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:49:44,583 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:49:44,584 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:49:44,584 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:49:44,584 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_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 161bb7a2aeb8f0e9fdffca01ff4293552e60c655d94a257edfbbb7105096b1f1 [2023-11-12 00:49:44,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:49:44,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:49:44,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:49:44,931 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:49:44,932 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:49:44,934 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-36.i [2023-11-12 00:49:48,151 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:49:48,483 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:49:48,484 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-36.i [2023-11-12 00:49:48,497 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/data/971b674df/dbbc4297f0e740c0961b7e6626ca0e30/FLAG4131d81a6 [2023-11-12 00:49:48,516 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/data/971b674df/dbbc4297f0e740c0961b7e6626ca0e30 [2023-11-12 00:49:48,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:49:48,523 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:49:48,528 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:49:48,528 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:49:48,534 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:49:48,535 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:49:48" (1/1) ... [2023-11-12 00:49:48,536 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e46e9e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:48, skipping insertion in model container [2023-11-12 00:49:48,536 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:49:48" (1/1) ... [2023-11-12 00:49:48,592 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:49:48,795 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_a8acf08d-1f09-4852-b76e-18d14a3f6f01/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-36.i[916,929] [2023-11-12 00:49:48,902 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:49:48,925 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:49:48,950 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_a8acf08d-1f09-4852-b76e-18d14a3f6f01/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-36.i[916,929] [2023-11-12 00:49:49,002 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:49:49,024 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:49:49,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:49 WrapperNode [2023-11-12 00:49:49,038 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:49:49,039 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:49:49,039 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:49:49,040 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:49:49,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:49" (1/1) ... [2023-11-12 00:49:49,059 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:49" (1/1) ... [2023-11-12 00:49:49,125 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 327 [2023-11-12 00:49:49,125 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:49:49,126 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:49:49,126 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:49:49,126 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:49:49,136 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:49" (1/1) ... [2023-11-12 00:49:49,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:49" (1/1) ... [2023-11-12 00:49:49,143 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:49" (1/1) ... [2023-11-12 00:49:49,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:49" (1/1) ... [2023-11-12 00:49:49,164 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:49" (1/1) ... [2023-11-12 00:49:49,170 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:49" (1/1) ... [2023-11-12 00:49:49,175 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:49" (1/1) ... [2023-11-12 00:49:49,179 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:49" (1/1) ... [2023-11-12 00:49:49,187 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:49:49,188 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:49:49,188 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:49:49,189 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:49:49,189 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:49" (1/1) ... [2023-11-12 00:49:49,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:49:49,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:49:49,240 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:49:49,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:49:49,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:49:49,285 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:49:49,286 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:49:49,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:49:49,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:49:49,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:49:49,430 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:49:49,433 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:49:50,103 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:49:50,789 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:49:50,789 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:49:50,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:49:50 BoogieIcfgContainer [2023-11-12 00:49:50,792 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:49:50,796 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:49:50,796 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:49:50,800 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:49:50,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:49:48" (1/3) ... [2023-11-12 00:49:50,802 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57a23a04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:49:50, skipping insertion in model container [2023-11-12 00:49:50,802 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:49" (2/3) ... [2023-11-12 00:49:50,804 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57a23a04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:49:50, skipping insertion in model container [2023-11-12 00:49:50,804 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:49:50" (3/3) ... [2023-11-12 00:49:50,805 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-36.i [2023-11-12 00:49:50,826 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:49:50,826 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:49:50,895 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:49:50,905 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;@59b0d6df, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:49:50,906 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:49:50,911 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:49:50,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-12 00:49:50,930 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:49:50,931 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:49:50,932 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:49:50,940 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:49:50,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1175611693, now seen corresponding path program 1 times [2023-11-12 00:49:50,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:49:50,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125234800] [2023-11-12 00:49:50,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:49:50,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:49:51,217 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:49:51,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [520517294] [2023-11-12 00:49:51,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:49:51,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:49:51,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:49:51,225 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:49:51,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:49:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:49:51,673 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:49:51,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:49:52,032 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:49:52,035 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:49:52,037 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:49:52,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-12 00:49:52,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:49:52,254 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:49:52,259 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:49:52,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:49:52 BoogieIcfgContainer [2023-11-12 00:49:52,402 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:49:52,403 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:49:52,403 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:49:52,403 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:49:52,404 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:49:50" (3/4) ... [2023-11-12 00:49:52,406 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:49:52,408 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:49:52,409 INFO L158 Benchmark]: Toolchain (without parser) took 3885.87ms. Allocated memory was 176.2MB in the beginning and 220.2MB in the end (delta: 44.0MB). Free memory was 127.9MB in the beginning and 151.1MB in the end (delta: -23.2MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2023-11-12 00:49:52,410 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 140.5MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:49:52,411 INFO L158 Benchmark]: CACSL2BoogieTranslator took 510.21ms. Allocated memory is still 176.2MB. Free memory was 127.9MB in the beginning and 111.2MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:49:52,411 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.36ms. Allocated memory is still 176.2MB. Free memory was 111.2MB in the beginning and 105.4MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:49:52,412 INFO L158 Benchmark]: Boogie Preprocessor took 61.40ms. Allocated memory is still 176.2MB. Free memory was 105.4MB in the beginning and 102.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:49:52,413 INFO L158 Benchmark]: RCFGBuilder took 1604.24ms. Allocated memory is still 176.2MB. Free memory was 102.3MB in the beginning and 86.5MB in the end (delta: 15.8MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2023-11-12 00:49:52,414 INFO L158 Benchmark]: TraceAbstraction took 1606.09ms. Allocated memory was 176.2MB in the beginning and 220.2MB in the end (delta: 44.0MB). Free memory was 85.4MB in the beginning and 151.1MB in the end (delta: -65.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:49:52,414 INFO L158 Benchmark]: Witness Printer took 5.12ms. Allocated memory is still 220.2MB. Free memory is still 151.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:49:52,424 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 140.5MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 510.21ms. Allocated memory is still 176.2MB. Free memory was 127.9MB in the beginning and 111.2MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.36ms. Allocated memory is still 176.2MB. Free memory was 111.2MB in the beginning and 105.4MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.40ms. Allocated memory is still 176.2MB. Free memory was 105.4MB in the beginning and 102.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1604.24ms. Allocated memory is still 176.2MB. Free memory was 102.3MB in the beginning and 86.5MB in the end (delta: 15.8MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1606.09ms. Allocated memory was 176.2MB in the beginning and 220.2MB in the end (delta: 44.0MB). Free memory was 85.4MB in the beginning and 151.1MB in the end (delta: -65.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.12ms. Allocated memory is still 220.2MB. Free memory is still 151.1MB. 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 shiftRight at line 107, overapproximation of someBinaryArithmeticDOUBLEoperation at line 101, overapproximation of someBinaryFLOATComparisonOperation at line 66, overapproximation of bitwiseOr at line 69, overapproximation of someUnaryDOUBLEoperation at line 22, overapproximation of bitwiseAnd at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 202, overapproximation of someBinaryArithmeticFLOAToperation at line 99. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = -0.5; [L23] unsigned char var_1_2 = 0; [L24] float var_1_4 = 32.5; [L25] float var_1_5 = 10.25; [L26] float var_1_6 = 15.2; [L27] unsigned short int var_1_7 = 1; [L28] unsigned short int var_1_10 = 1; [L29] signed short int var_1_12 = 8; [L30] signed short int var_1_13 = -16; [L31] unsigned long int var_1_16 = 0; [L32] unsigned long int var_1_17 = 1790089366; [L33] unsigned long int var_1_18 = 1816612959; [L34] unsigned long int var_1_19 = 2; [L35] unsigned char var_1_20 = 32; [L36] unsigned char var_1_21 = 32; [L37] unsigned short int var_1_22 = 256; [L38] unsigned short int var_1_23 = 21380; [L39] signed char var_1_25 = 8; [L40] signed char var_1_26 = 0; [L41] signed char var_1_27 = 32; [L42] signed char var_1_28 = 32; [L43] double var_1_29 = 99999999.2; [L44] double var_1_31 = 64.25; [L45] double var_1_32 = 100.6; [L46] unsigned char var_1_33 = 0; [L47] unsigned char var_1_34 = 0; [L48] unsigned short int var_1_35 = 4; [L49] unsigned long int last_1_var_1_16 = 0; [L50] unsigned long int last_1_var_1_19 = 2; [L51] unsigned char last_1_var_1_20 = 32; [L52] signed char last_1_var_1_25 = 8; [L53] unsigned char last_1_var_1_33 = 0; [L206] isInitial = 1 [L207] FCALL initially() [L208] int k_loop; [L209] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=0, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=65/2, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L209] COND TRUE k_loop < 1 [L210] CALL updateLastVariables() [L195] last_1_var_1_16 = var_1_16 [L196] last_1_var_1_19 = var_1_19 [L197] last_1_var_1_20 = var_1_20 [L198] last_1_var_1_25 = var_1_25 [L199] last_1_var_1_33 = var_1_33 [L210] RET updateLastVariables() [L211] CALL updateVariables() [L149] var_1_2 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=65/2, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=65/2, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L151] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=65/2, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=65/2, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L152] var_1_4 = __VERIFIER_nondet_float() [L153] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L154] var_1_5 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=76/5, var_1_7=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=76/5, var_1_7=1] [L156] var_1_6 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L158] var_1_10 = __VERIFIER_nondet_ushort() [L159] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L160] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L161] var_1_12 = __VERIFIER_nondet_short() [L162] CALL assume_abort_if_not(var_1_12 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_12 >= -32768) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L163] CALL assume_abort_if_not(var_1_12 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_12 <= 32767) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L164] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L165] var_1_17 = __VERIFIER_nondet_ulong() [L166] CALL assume_abort_if_not(var_1_17 >= 1610612735) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_17 >= 1610612735) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L167] CALL assume_abort_if_not(var_1_17 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_17 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L168] var_1_18 = __VERIFIER_nondet_ulong() [L169] CALL assume_abort_if_not(var_1_18 >= 1610612735) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_18 >= 1610612735) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L170] CALL assume_abort_if_not(var_1_18 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_18 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L171] var_1_21 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L173] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L174] var_1_23 = __VERIFIER_nondet_ushort() [L175] CALL assume_abort_if_not(var_1_23 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_23 >= 16383) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L176] CALL assume_abort_if_not(var_1_23 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_23 <= 32767) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L177] var_1_26 = __VERIFIER_nondet_char() [L178] CALL assume_abort_if_not(var_1_26 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_26 >= -63) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L179] CALL assume_abort_if_not(var_1_26 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_26 <= 63) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L180] var_1_27 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_27 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=63, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_27 >= -63) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=63, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L182] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=63, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=63, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L183] var_1_28 = __VERIFIER_nondet_char() [L184] CALL assume_abort_if_not(var_1_28 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=63, var_1_28=63, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_28 >= -127) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=63, var_1_28=63, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L185] CALL assume_abort_if_not(var_1_28 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=63, var_1_28=63, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_28 <= 126) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=63, var_1_28=63, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L186] var_1_31 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_31 >= -461168.6018427382800e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 4611686.018427382800e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=63, var_1_28=63, var_1_29=499999996/5, var_1_2=1, var_1_31=5, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_31 >= -461168.6018427382800e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 4611686.018427382800e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=63, var_1_28=63, var_1_29=499999996/5, var_1_2=1, var_1_31=5, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L188] var_1_32 = __VERIFIER_nondet_double() [L189] CALL assume_abort_if_not((var_1_32 >= -461168.6018427382800e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 4611686.018427382800e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=63, var_1_28=63, var_1_29=499999996/5, var_1_2=1, var_1_31=5, var_1_32=6, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_32 >= -461168.6018427382800e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 4611686.018427382800e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=63, var_1_28=63, var_1_29=499999996/5, var_1_2=1, var_1_31=5, var_1_32=6, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L190] var_1_34 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=63, var_1_28=63, var_1_29=499999996/5, var_1_2=1, var_1_31=5, var_1_32=6, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=63, var_1_28=63, var_1_29=499999996/5, var_1_2=1, var_1_31=5, var_1_32=6, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L192] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=63, var_1_28=63, var_1_29=499999996/5, var_1_2=1, var_1_31=5, var_1_32=6, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_20=32, var_1_21=254, var_1_22=256, var_1_23=32767, var_1_25=8, var_1_26=0, var_1_27=63, var_1_28=63, var_1_29=499999996/5, var_1_2=1, var_1_31=5, var_1_32=6, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L211] RET updateVariables() [L212] CALL step() [L57] COND FALSE !(\read(last_1_var_1_33)) [L66] COND FALSE !(var_1_6 == (- (99.4f * var_1_4))) [L69] EXPR last_1_var_1_20 ^ last_1_var_1_19 [L69] COND FALSE !((last_1_var_1_20 ^ last_1_var_1_19) < last_1_var_1_20) [L72] var_1_25 = var_1_26 [L75] EXPR var_1_10 & last_1_var_1_25 [L75] unsigned long int stepLocal_3 = last_1_var_1_16 * (var_1_10 & last_1_var_1_25); [L76] COND FALSE !(\read(last_1_var_1_33)) [L85] var_1_20 = 100 [L87] signed char stepLocal_2 = var_1_25; [L88] unsigned short int stepLocal_1 = var_1_7; [L89] COND TRUE stepLocal_2 <= last_1_var_1_16 [L90] var_1_16 = ((((((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) < 0 ) ? -((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) : ((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))))) - var_1_20) [L96] unsigned long int stepLocal_5 = var_1_16; [L97] COND FALSE !(var_1_18 >= stepLocal_5) [L104] var_1_29 = var_1_6 [L106] var_1_35 = var_1_7 [L107] EXPR var_1_20 >> var_1_12 [L107] EXPR ((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12)) [L107] EXPR var_1_20 >> var_1_12 [L107] EXPR ((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12)) [L107] COND TRUE (var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12)))) [L108] var_1_13 = 8 [L112] COND FALSE !(var_1_13 >= var_1_18) [L115] signed short int stepLocal_6 = var_1_13; [L116] EXPR var_1_20 ^ var_1_23 [L116] COND TRUE (var_1_20 ^ var_1_23) > stepLocal_6 [L117] COND TRUE ! (var_1_18 == (var_1_20 + var_1_7)) [L118] var_1_33 = var_1_34 [L127] unsigned long int stepLocal_0 = var_1_19; [L128] COND FALSE !(\read(var_1_33)) [L135] var_1_1 = var_1_6 [L137] unsigned char stepLocal_4 = var_1_20; [L138] COND FALSE !(stepLocal_4 < var_1_20) [L141] COND FALSE !(\read(var_1_33)) [L144] var_1_22 = 2 [L212] RET step() [L213] CALL, EXPR property() [L202] EXPR ((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25)))))) [L202] EXPR var_1_20 >> var_1_12 [L202] EXPR ((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12)) [L202] EXPR var_1_20 >> var_1_12 [L202] EXPR ((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12)) [L202] EXPR ((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25)))))) [L202] EXPR (((((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25))))))) && ((var_1_25 <= last_1_var_1_16) ? (var_1_16 == ((unsigned long int) ((((((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) < 0 ) ? -((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) : ((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))))) - var_1_20))) : ((last_1_var_1_16 == var_1_7) ? (var_1_16 == ((unsigned long int) (((var_1_17 + var_1_18) - last_1_var_1_16) - var_1_20))) : 1))) && ((var_1_13 >= var_1_18) ? (var_1_19 == ((unsigned long int) ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20))))) : 1)) && (last_1_var_1_33 ? (((last_1_var_1_16 * (var_1_10 & last_1_var_1_25)) > last_1_var_1_20) ? (last_1_var_1_33 ? (var_1_20 == ((unsigned char) var_1_21)) : (var_1_20 == ((unsigned char) var_1_21))) : 1) : (var_1_20 == ((unsigned char) 100))) [L202] EXPR last_1_var_1_33 ? (((last_1_var_1_16 * (var_1_10 & last_1_var_1_25)) > last_1_var_1_20) ? (last_1_var_1_33 ? (var_1_20 == ((unsigned char) var_1_21)) : (var_1_20 == ((unsigned char) var_1_21))) : 1) : (var_1_20 == ((unsigned char) 100)) [L202] EXPR (((((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25))))))) && ((var_1_25 <= last_1_var_1_16) ? (var_1_16 == ((unsigned long int) ((((((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) < 0 ) ? -((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) : ((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))))) - var_1_20))) : ((last_1_var_1_16 == var_1_7) ? (var_1_16 == ((unsigned long int) (((var_1_17 + var_1_18) - last_1_var_1_16) - var_1_20))) : 1))) && ((var_1_13 >= var_1_18) ? (var_1_19 == ((unsigned long int) ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20))))) : 1)) && (last_1_var_1_33 ? (((last_1_var_1_16 * (var_1_10 & last_1_var_1_25)) > last_1_var_1_20) ? (last_1_var_1_33 ? (var_1_20 == ((unsigned char) var_1_21)) : (var_1_20 == ((unsigned char) var_1_21))) : 1) : (var_1_20 == ((unsigned char) 100))) [L202] EXPR (((((((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25))))))) && ((var_1_25 <= last_1_var_1_16) ? (var_1_16 == ((unsigned long int) ((((((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) < 0 ) ? -((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) : ((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))))) - var_1_20))) : ((last_1_var_1_16 == var_1_7) ? (var_1_16 == ((unsigned long int) (((var_1_17 + var_1_18) - last_1_var_1_16) - var_1_20))) : 1))) && ((var_1_13 >= var_1_18) ? (var_1_19 == ((unsigned long int) ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20))))) : 1)) && (last_1_var_1_33 ? (((last_1_var_1_16 * (var_1_10 & last_1_var_1_25)) > last_1_var_1_20) ? (last_1_var_1_33 ? (var_1_20 == ((unsigned char) var_1_21)) : (var_1_20 == ((unsigned char) var_1_21))) : 1) : (var_1_20 == ((unsigned char) 100)))) && ((var_1_20 < var_1_20) ? (var_1_22 == ((unsigned short int) ((((((var_1_16 + 16) + (var_1_23 - var_1_21))) < (var_1_20)) ? (((var_1_16 + 16) + (var_1_23 - var_1_21))) : (var_1_20))))) : (var_1_33 ? (var_1_22 == ((unsigned short int) var_1_20)) : (var_1_22 == ((unsigned short int) 2))))) && ((var_1_6 == (- (99.4f * var_1_4))) ? (var_1_25 == ((signed char) (((((var_1_26 + var_1_27)) < (var_1_28)) ? ((var_1_26 + var_1_27)) : (var_1_28))))) : (((last_1_var_1_20 ^ last_1_var_1_19) < last_1_var_1_20) ? (var_1_25 == ((signed char) var_1_27)) : (var_1_25 == ((signed char) var_1_26)))) [L202] EXPR (var_1_6 == (- (99.4f * var_1_4))) ? (var_1_25 == ((signed char) (((((var_1_26 + var_1_27)) < (var_1_28)) ? ((var_1_26 + var_1_27)) : (var_1_28))))) : (((last_1_var_1_20 ^ last_1_var_1_19) < last_1_var_1_20) ? (var_1_25 == ((signed char) var_1_27)) : (var_1_25 == ((signed char) var_1_26))) [L202] EXPR (((((((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25))))))) && ((var_1_25 <= last_1_var_1_16) ? (var_1_16 == ((unsigned long int) ((((((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) < 0 ) ? -((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) : ((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))))) - var_1_20))) : ((last_1_var_1_16 == var_1_7) ? (var_1_16 == ((unsigned long int) (((var_1_17 + var_1_18) - last_1_var_1_16) - var_1_20))) : 1))) && ((var_1_13 >= var_1_18) ? (var_1_19 == ((unsigned long int) ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20))))) : 1)) && (last_1_var_1_33 ? (((last_1_var_1_16 * (var_1_10 & last_1_var_1_25)) > last_1_var_1_20) ? (last_1_var_1_33 ? (var_1_20 == ((unsigned char) var_1_21)) : (var_1_20 == ((unsigned char) var_1_21))) : 1) : (var_1_20 == ((unsigned char) 100)))) && ((var_1_20 < var_1_20) ? (var_1_22 == ((unsigned short int) ((((((var_1_16 + 16) + (var_1_23 - var_1_21))) < (var_1_20)) ? (((var_1_16 + 16) + (var_1_23 - var_1_21))) : (var_1_20))))) : (var_1_33 ? (var_1_22 == ((unsigned short int) var_1_20)) : (var_1_22 == ((unsigned short int) 2))))) && ((var_1_6 == (- (99.4f * var_1_4))) ? (var_1_25 == ((signed char) (((((var_1_26 + var_1_27)) < (var_1_28)) ? ((var_1_26 + var_1_27)) : (var_1_28))))) : (((last_1_var_1_20 ^ last_1_var_1_19) < last_1_var_1_20) ? (var_1_25 == ((signed char) var_1_27)) : (var_1_25 == ((signed char) var_1_26)))) [L202] EXPR (((((((((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25))))))) && ((var_1_25 <= last_1_var_1_16) ? (var_1_16 == ((unsigned long int) ((((((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) < 0 ) ? -((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) : ((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))))) - var_1_20))) : ((last_1_var_1_16 == var_1_7) ? (var_1_16 == ((unsigned long int) (((var_1_17 + var_1_18) - last_1_var_1_16) - var_1_20))) : 1))) && ((var_1_13 >= var_1_18) ? (var_1_19 == ((unsigned long int) ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20))))) : 1)) && (last_1_var_1_33 ? (((last_1_var_1_16 * (var_1_10 & last_1_var_1_25)) > last_1_var_1_20) ? (last_1_var_1_33 ? (var_1_20 == ((unsigned char) var_1_21)) : (var_1_20 == ((unsigned char) var_1_21))) : 1) : (var_1_20 == ((unsigned char) 100)))) && ((var_1_20 < var_1_20) ? (var_1_22 == ((unsigned short int) ((((((var_1_16 + 16) + (var_1_23 - var_1_21))) < (var_1_20)) ? (((var_1_16 + 16) + (var_1_23 - var_1_21))) : (var_1_20))))) : (var_1_33 ? (var_1_22 == ((unsigned short int) var_1_20)) : (var_1_22 == ((unsigned short int) 2))))) && ((var_1_6 == (- (99.4f * var_1_4))) ? (var_1_25 == ((signed char) (((((var_1_26 + var_1_27)) < (var_1_28)) ? ((var_1_26 + var_1_27)) : (var_1_28))))) : (((last_1_var_1_20 ^ last_1_var_1_19) < last_1_var_1_20) ? (var_1_25 == ((signed char) var_1_27)) : (var_1_25 == ((signed char) var_1_26))))) && ((var_1_18 >= var_1_16) ? (((- var_1_6) <= var_1_4) ? (var_1_29 == ((double) ((((var_1_5) > ((var_1_6 - var_1_4))) ? (var_1_5) : ((var_1_6 - var_1_4)))))) : (var_1_29 == ((double) (1.0000000000002E12 + ((((((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31)))) > (var_1_32)) ? (((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31)))) : (var_1_32))))))) : (var_1_29 == ((double) var_1_6)))) && (((var_1_20 ^ var_1_23) > var_1_13) ? ((! (var_1_18 == (var_1_20 + var_1_7))) ? (var_1_33 == ((unsigned char) var_1_34)) : 1) : (var_1_2 ? (var_1_33 == ((unsigned char) 0)) : (var_1_33 == ((unsigned char) var_1_34)))) [L202-L203] return ((((((((((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25))))))) && ((var_1_25 <= last_1_var_1_16) ? (var_1_16 == ((unsigned long int) ((((((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) < 0 ) ? -((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) : ((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))))) - var_1_20))) : ((last_1_var_1_16 == var_1_7) ? (var_1_16 == ((unsigned long int) (((var_1_17 + var_1_18) - last_1_var_1_16) - var_1_20))) : 1))) && ((var_1_13 >= var_1_18) ? (var_1_19 == ((unsigned long int) ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20))))) : 1)) && (last_1_var_1_33 ? (((last_1_var_1_16 * (var_1_10 & last_1_var_1_25)) > last_1_var_1_20) ? (last_1_var_1_33 ? (var_1_20 == ((unsigned char) var_1_21)) : (var_1_20 == ((unsigned char) var_1_21))) : 1) : (var_1_20 == ((unsigned char) 100)))) && ((var_1_20 < var_1_20) ? (var_1_22 == ((unsigned short int) ((((((var_1_16 + 16) + (var_1_23 - var_1_21))) < (var_1_20)) ? (((var_1_16 + 16) + (var_1_23 - var_1_21))) : (var_1_20))))) : (var_1_33 ? (var_1_22 == ((unsigned short int) var_1_20)) : (var_1_22 == ((unsigned short int) 2))))) && ((var_1_6 == (- (99.4f * var_1_4))) ? (var_1_25 == ((signed char) (((((var_1_26 + var_1_27)) < (var_1_28)) ? ((var_1_26 + var_1_27)) : (var_1_28))))) : (((last_1_var_1_20 ^ last_1_var_1_19) < last_1_var_1_20) ? (var_1_25 == ((signed char) var_1_27)) : (var_1_25 == ((signed char) var_1_26))))) && ((var_1_18 >= var_1_16) ? (((- var_1_6) <= var_1_4) ? (var_1_29 == ((double) ((((var_1_5) > ((var_1_6 - var_1_4))) ? (var_1_5) : ((var_1_6 - var_1_4)))))) : (var_1_29 == ((double) (1.0000000000002E12 + ((((((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31)))) > (var_1_32)) ? (((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31)))) : (var_1_32))))))) : (var_1_29 == ((double) var_1_6)))) && (((var_1_20 ^ var_1_23) > var_1_13) ? ((! (var_1_18 == (var_1_20 + var_1_7))) ? (var_1_33 == ((unsigned char) var_1_34)) : 1) : (var_1_2 ? (var_1_33 == ((unsigned char) 0)) : (var_1_33 == ((unsigned char) var_1_34))))) && (var_1_35 == ((unsigned short int) var_1_7)) ; [L213] RET, EXPR property() [L213] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=8, var_1_16=3808567485, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_1=4, var_1_20=100, var_1_21=254, var_1_22=2, var_1_23=32767, var_1_25=0, var_1_26=0, var_1_27=63, var_1_28=63, var_1_29=4, var_1_2=1, var_1_31=5, var_1_32=6, var_1_33=0, var_1_34=0, var_1_35=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=8, var_1_12=39, var_1_13=8, var_1_16=3808567485, var_1_17=1610612735, var_1_18=1610612735, var_1_19=2, var_1_1=4, var_1_20=100, var_1_21=254, var_1_22=2, var_1_23=32767, var_1_25=0, var_1_26=0, var_1_27=63, var_1_28=63, var_1_29=4, var_1_2=1, var_1_31=5, var_1_32=6, var_1_33=0, var_1_34=0, var_1_35=1, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 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 [2023-11-12 00:49:52,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX --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 161bb7a2aeb8f0e9fdffca01ff4293552e60c655d94a257edfbbb7105096b1f1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:49:55,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:49:55,365 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:49:55,374 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:49:55,375 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:49:55,422 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:49:55,423 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:49:55,423 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:49:55,425 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:49:55,429 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:49:55,430 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:49:55,430 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:49:55,431 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:49:55,433 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:49:55,433 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:49:55,433 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:49:55,435 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:49:55,435 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:49:55,435 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:49:55,436 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:49:55,437 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:49:55,437 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:49:55,438 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:49:55,438 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:49:55,439 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:49:55,439 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:49:55,439 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:49:55,440 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:49:55,440 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:49:55,441 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:49:55,442 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:49:55,442 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:49:55,442 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:49:55,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:49:55,443 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:49:55,443 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:49:55,444 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:49:55,444 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:49:55,444 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:49:55,445 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:49:55,446 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:49:55,446 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:49:55,446 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_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 161bb7a2aeb8f0e9fdffca01ff4293552e60c655d94a257edfbbb7105096b1f1 [2023-11-12 00:49:55,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:49:55,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:49:55,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:49:55,881 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:49:55,884 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:49:55,886 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-36.i [2023-11-12 00:49:59,182 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:49:59,428 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:49:59,429 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-36.i [2023-11-12 00:49:59,443 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/data/5ba1761d5/cbe8f0384f4e49c3abf046928b513f81/FLAG61429d995 [2023-11-12 00:49:59,458 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/data/5ba1761d5/cbe8f0384f4e49c3abf046928b513f81 [2023-11-12 00:49:59,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:49:59,462 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:49:59,464 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:49:59,464 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:49:59,483 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:49:59,484 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:49:59" (1/1) ... [2023-11-12 00:49:59,485 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b9131f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:59, skipping insertion in model container [2023-11-12 00:49:59,485 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:49:59" (1/1) ... [2023-11-12 00:49:59,527 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:49:59,718 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_a8acf08d-1f09-4852-b76e-18d14a3f6f01/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-36.i[916,929] [2023-11-12 00:49:59,850 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:49:59,866 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:49:59,882 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_a8acf08d-1f09-4852-b76e-18d14a3f6f01/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-36.i[916,929] [2023-11-12 00:49:59,938 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:49:59,957 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:49:59,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:59 WrapperNode [2023-11-12 00:49:59,957 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:49:59,959 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:49:59,959 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:49:59,959 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:49:59,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:59" (1/1) ... [2023-11-12 00:49:59,983 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:59" (1/1) ... [2023-11-12 00:50:00,046 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2023-11-12 00:50:00,046 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:50:00,047 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:50:00,047 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:50:00,048 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:50:00,057 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:59" (1/1) ... [2023-11-12 00:50:00,058 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:59" (1/1) ... [2023-11-12 00:50:00,064 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:59" (1/1) ... [2023-11-12 00:50:00,064 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:59" (1/1) ... [2023-11-12 00:50:00,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:59" (1/1) ... [2023-11-12 00:50:00,084 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:59" (1/1) ... [2023-11-12 00:50:00,088 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:59" (1/1) ... [2023-11-12 00:50:00,091 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:59" (1/1) ... [2023-11-12 00:50:00,096 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:50:00,097 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:50:00,098 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:50:00,098 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:50:00,099 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:59" (1/1) ... [2023-11-12 00:50:00,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:50:00,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:50:00,161 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:50:00,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:50:00,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:50:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:50:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:50:00,210 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:50:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:50:00,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:50:00,353 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:50:00,356 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:50:04,340 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:50:04,350 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:50:04,351 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:50:04,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:50:04 BoogieIcfgContainer [2023-11-12 00:50:04,356 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:50:04,363 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:50:04,363 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:50:04,367 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:50:04,368 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:49:59" (1/3) ... [2023-11-12 00:50:04,369 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ab4c4e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:50:04, skipping insertion in model container [2023-11-12 00:50:04,369 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:49:59" (2/3) ... [2023-11-12 00:50:04,370 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ab4c4e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:50:04, skipping insertion in model container [2023-11-12 00:50:04,370 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:50:04" (3/3) ... [2023-11-12 00:50:04,372 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-36.i [2023-11-12 00:50:04,394 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:50:04,395 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:50:04,463 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:50:04,470 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;@69166334, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:50:04,471 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:50:04,477 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 61 states have (on average 1.4262295081967213) internal successors, (87), 62 states have internal predecessors, (87), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:50:04,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 00:50:04,501 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:04,502 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:04,503 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:50:04,508 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:04,509 INFO L85 PathProgramCache]: Analyzing trace with hash -349842121, now seen corresponding path program 1 times [2023-11-12 00:50:04,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:50:04,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1058756141] [2023-11-12 00:50:04,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:04,546 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 [2023-11-12 00:50:04,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:50:04,548 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:50:04,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:50:05,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:05,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:50:05,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:05,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 422 proven. 0 refuted. 0 times theorem prover too weak. 1090 trivial. 0 not checked. [2023-11-12 00:50:05,205 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:50:05,206 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:50:05,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1058756141] [2023-11-12 00:50:05,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1058756141] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:05,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:05,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:50:05,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625027579] [2023-11-12 00:50:05,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:05,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:50:05,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:50:05,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:50:05,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:50:05,249 INFO L87 Difference]: Start difference. First operand has 92 states, 61 states have (on average 1.4262295081967213) internal successors, (87), 62 states have internal predecessors, (87), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 00:50:05,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:05,288 INFO L93 Difference]: Finished difference Result 181 states and 311 transitions. [2023-11-12 00:50:05,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:50:05,291 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 183 [2023-11-12 00:50:05,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:05,299 INFO L225 Difference]: With dead ends: 181 [2023-11-12 00:50:05,300 INFO L226 Difference]: Without dead ends: 88 [2023-11-12 00:50:05,304 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:50:05,308 INFO L413 NwaCegarLoop]: 140 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, 140 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 [2023-11-12 00:50:05,310 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:50:05,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-12 00:50:05,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-11-12 00:50:05,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 58 states have (on average 1.3793103448275863) internal successors, (80), 58 states have internal predecessors, (80), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:50:05,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 136 transitions. [2023-11-12 00:50:05,387 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 136 transitions. Word has length 183 [2023-11-12 00:50:05,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:05,388 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 136 transitions. [2023-11-12 00:50:05,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 00:50:05,389 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 136 transitions. [2023-11-12 00:50:05,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 00:50:05,393 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:05,394 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:05,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:50:05,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:50:05,600 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:50:05,600 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:05,601 INFO L85 PathProgramCache]: Analyzing trace with hash -392703041, now seen corresponding path program 1 times [2023-11-12 00:50:05,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:50:05,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1442527939] [2023-11-12 00:50:05,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:05,603 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 [2023-11-12 00:50:05,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:50:05,605 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:50:05,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:50:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:06,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 00:50:06,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:07,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 788 proven. 84 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2023-11-12 00:50:07,616 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:50:08,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-12 00:50:08,354 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:50:08,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1442527939] [2023-11-12 00:50:08,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1442527939] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:50:08,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [794494555] [2023-11-12 00:50:08,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:08,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:50:08,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:50:08,369 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:50:08,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-12 00:50:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:09,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:50:09,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:10,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 00:50:10,016 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:50:10,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [794494555] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:10,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-12 00:50:10,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 6] total 15 [2023-11-12 00:50:10,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790860240] [2023-11-12 00:50:10,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:10,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:50:10,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:50:10,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:50:10,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2023-11-12 00:50:10,023 INFO L87 Difference]: Start difference. First operand 88 states and 136 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:50:12,382 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 [] [2023-11-12 00:50:13,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:50:14,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:14,217 INFO L93 Difference]: Finished difference Result 258 states and 402 transitions. [2023-11-12 00:50:14,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:50:14,219 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 183 [2023-11-12 00:50:14,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:14,224 INFO L225 Difference]: With dead ends: 258 [2023-11-12 00:50:14,224 INFO L226 Difference]: Without dead ends: 173 [2023-11-12 00:50:14,226 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 546 GetRequests, 533 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2023-11-12 00:50:14,228 INFO L413 NwaCegarLoop]: 216 mSDtfsCounter, 116 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 482 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:14,229 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 482 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 114 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2023-11-12 00:50:14,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2023-11-12 00:50:14,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 170. [2023-11-12 00:50:14,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 111 states have (on average 1.3783783783783783) internal successors, (153), 111 states have internal predecessors, (153), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-12 00:50:14,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 265 transitions. [2023-11-12 00:50:14,273 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 265 transitions. Word has length 183 [2023-11-12 00:50:14,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:14,275 INFO L495 AbstractCegarLoop]: Abstraction has 170 states and 265 transitions. [2023-11-12 00:50:14,275 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:50:14,275 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 265 transitions. [2023-11-12 00:50:14,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-12 00:50:14,280 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:14,281 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:14,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-12 00:50:14,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-12 00:50:14,693 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:50:14,693 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:50:14,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:14,695 INFO L85 PathProgramCache]: Analyzing trace with hash 764609503, now seen corresponding path program 1 times [2023-11-12 00:50:14,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:50:14,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [771716387] [2023-11-12 00:50:14,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:14,698 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 [2023-11-12 00:50:14,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:50:14,701 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:50:14,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:50:15,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:15,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 00:50:15,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:16,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 788 proven. 84 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2023-11-12 00:50:16,807 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:50:17,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-12 00:50:17,475 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:50:17,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [771716387] [2023-11-12 00:50:17,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [771716387] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:50:17,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [141125313] [2023-11-12 00:50:17,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:17,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:50:17,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:50:17,478 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:50:17,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-12 00:50:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:18,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:50:18,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:18,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 00:50:18,540 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:50:18,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [141125313] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:18,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-12 00:50:18,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 6] total 14 [2023-11-12 00:50:18,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490714420] [2023-11-12 00:50:18,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:18,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:50:18,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:50:18,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:50:18,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2023-11-12 00:50:18,546 INFO L87 Difference]: Start difference. First operand 170 states and 265 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:50:20,724 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 [] [2023-11-12 00:50:22,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:50:22,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:22,807 INFO L93 Difference]: Finished difference Result 502 states and 785 transitions. [2023-11-12 00:50:22,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:50:22,808 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 184 [2023-11-12 00:50:22,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:22,814 INFO L225 Difference]: With dead ends: 502 [2023-11-12 00:50:22,814 INFO L226 Difference]: Without dead ends: 335 [2023-11-12 00:50:22,816 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 549 GetRequests, 537 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2023-11-12 00:50:22,818 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 125 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:22,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 259 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 8 Invalid, 2 Unknown, 0 Unchecked, 4.2s Time] [2023-11-12 00:50:22,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2023-11-12 00:50:22,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 331. [2023-11-12 00:50:22,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 331 states, 214 states have (on average 1.355140186915888) internal successors, (290), 214 states have internal predecessors, (290), 112 states have call successors, (112), 4 states have call predecessors, (112), 4 states have return successors, (112), 112 states have call predecessors, (112), 112 states have call successors, (112) [2023-11-12 00:50:22,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 514 transitions. [2023-11-12 00:50:22,885 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 514 transitions. Word has length 184 [2023-11-12 00:50:22,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:22,887 INFO L495 AbstractCegarLoop]: Abstraction has 331 states and 514 transitions. [2023-11-12 00:50:22,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:50:22,887 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 514 transitions. [2023-11-12 00:50:22,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-12 00:50:22,891 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:22,891 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:22,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-12 00:50:23,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-12 00:50:23,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/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_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt [2023-11-12 00:50:23,312 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:50:23,312 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:23,312 INFO L85 PathProgramCache]: Analyzing trace with hash 766456545, now seen corresponding path program 1 times [2023-11-12 00:50:23,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:50:23,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [669046498] [2023-11-12 00:50:23,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:23,314 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 [2023-11-12 00:50:23,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:50:23,316 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:50:23,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:50:23,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:23,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 00:50:23,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:25,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 788 proven. 84 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2023-11-12 00:50:25,302 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:50:25,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-12 00:50:25,999 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:50:26,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [669046498] [2023-11-12 00:50:26,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [669046498] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:50:26,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [387941098] [2023-11-12 00:50:26,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:26,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:50:26,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:50:26,004 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:50:26,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-12 00:50:27,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:27,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:50:27,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:28,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 771 proven. 45 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2023-11-12 00:50:28,111 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:50:28,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-12 00:50:28,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [387941098] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:50:28,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2141195918] [2023-11-12 00:50:28,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:28,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:28,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:50:28,535 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:50:28,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8acf08d-1f09-4852-b76e-18d14a3f6f01/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-12 00:50:28,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:29,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:50:29,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:29,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 771 proven. 45 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2023-11-12 00:50:29,565 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:50:29,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-12 00:50:29,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2141195918] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:50:29,986 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-12 00:50:29,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6, 6, 6, 6] total 14 [2023-11-12 00:50:29,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586821543] [2023-11-12 00:50:29,988 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-12 00:50:29,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-12 00:50:29,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:50:29,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-12 00:50:29,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2023-11-12 00:50:29,993 INFO L87 Difference]: Start difference. First operand 331 states and 514 transitions. Second operand has 14 states, 14 states have (on average 7.285714285714286) internal successors, (102), 14 states have internal predecessors, (102), 4 states have call successors, (57), 3 states have call predecessors, (57), 6 states have return successors, (59), 4 states have call predecessors, (59), 4 states have call successors, (59) [2023-11-12 00:50:34,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:50:36,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:50:38,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:50:40,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:50:41,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []