./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-80.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_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/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_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/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_a3f4e8a5-2db3-437f-8a72-89815c24d498/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 56064daaba05050964f220dcd42c097e23ee92990bd0e372b460532857ef7215 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:54:40,713 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:54:40,785 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:54:40,792 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:54:40,792 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:54:40,818 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:54:40,819 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:54:40,820 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:54:40,821 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:54:40,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:54:40,822 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:54:40,823 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:54:40,823 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:54:40,824 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:54:40,824 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:54:40,825 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:54:40,826 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:54:40,826 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:54:40,827 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:54:40,828 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:54:40,828 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:54:40,829 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:54:40,830 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:54:40,831 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:54:40,831 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:54:40,832 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:54:40,833 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:54:40,833 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:54:40,834 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:54:40,834 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:54:40,835 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:54:40,835 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:54:40,836 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:54:40,836 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:54:40,837 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:54:40,837 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:54:40,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:54:40,838 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:54:40,839 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:54:40,839 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:54:40,840 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:54:40,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:54:40,841 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:54:40,841 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:54:40,841 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:54:40,842 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_a3f4e8a5-2db3-437f-8a72-89815c24d498/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56064daaba05050964f220dcd42c097e23ee92990bd0e372b460532857ef7215 [2023-11-12 00:54:41,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:54:41,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:54:41,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:54:41,200 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:54:41,201 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:54:41,204 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-80.i [2023-11-12 00:54:44,589 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:54:44,843 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:54:44,843 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-80.i [2023-11-12 00:54:44,878 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/data/0e3dbf21a/e7d1178f552b4cee80aead608d65b06e/FLAG8d5dec0be [2023-11-12 00:54:44,891 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/data/0e3dbf21a/e7d1178f552b4cee80aead608d65b06e [2023-11-12 00:54:44,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:54:44,896 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:54:44,897 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:54:44,898 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:54:44,904 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:54:44,905 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:54:44" (1/1) ... [2023-11-12 00:54:44,906 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6381cf92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:44, skipping insertion in model container [2023-11-12 00:54:44,906 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:54:44" (1/1) ... [2023-11-12 00:54:44,950 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:54:45,117 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_a3f4e8a5-2db3-437f-8a72-89815c24d498/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-80.i[916,929] [2023-11-12 00:54:45,210 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:54:45,239 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:54:45,253 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_a3f4e8a5-2db3-437f-8a72-89815c24d498/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-80.i[916,929] [2023-11-12 00:54:45,305 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:54:45,326 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:54:45,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45 WrapperNode [2023-11-12 00:54:45,326 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:54:45,328 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:54:45,328 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:54:45,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:54:45,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,370 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,420 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 231 [2023-11-12 00:54:45,421 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:54:45,422 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:54:45,422 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:54:45,422 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:54:45,437 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,442 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,442 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,468 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,484 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,487 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,504 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,509 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:54:45,525 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:54:45,526 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:54:45,526 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:54:45,527 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:54:45,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:54:45,595 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:54:45,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:54:45,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:54:45,649 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:54:45,650 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:54:45,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:54:45,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:54:45,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:54:45,781 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:54:45,783 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:54:46,481 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:54:47,331 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:54:47,331 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:54:47,335 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:54:47 BoogieIcfgContainer [2023-11-12 00:54:47,335 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:54:47,340 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:54:47,340 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:54:47,344 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:54:47,344 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:54:44" (1/3) ... [2023-11-12 00:54:47,346 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d0a80aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:54:47, skipping insertion in model container [2023-11-12 00:54:47,347 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (2/3) ... [2023-11-12 00:54:47,349 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d0a80aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:54:47, skipping insertion in model container [2023-11-12 00:54:47,350 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:54:47" (3/3) ... [2023-11-12 00:54:47,351 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-80.i [2023-11-12 00:54:47,376 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:54:47,376 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:54:47,458 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:54:47,467 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;@3adbf3d6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:54:47,468 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:54:47,474 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-12 00:54:47,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-12 00:54:47,492 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:54:47,493 INFO L195 NwaCegarLoop]: trace histogram [23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:54:47,494 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:54:47,503 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:54:47,504 INFO L85 PathProgramCache]: Analyzing trace with hash -100166066, now seen corresponding path program 1 times [2023-11-12 00:54:47,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:54:47,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376370045] [2023-11-12 00:54:47,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:54:47,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:54:47,742 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:54:47,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1240887148] [2023-11-12 00:54:47,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:54:47,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:54:47,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:54:47,748 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:54:47,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:54:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:54:48,432 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:54:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:54:48,794 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:54:48,797 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:54:48,798 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:54:48,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:54:49,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:54:49,017 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:54:49,020 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:54:49,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:54:49 BoogieIcfgContainer [2023-11-12 00:54:49,151 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:54:49,153 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:54:49,153 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:54:49,153 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:54:49,154 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:54:47" (3/4) ... [2023-11-12 00:54:49,160 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:54:49,162 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:54:49,163 INFO L158 Benchmark]: Toolchain (without parser) took 4267.06ms. Allocated memory is still 197.1MB. Free memory was 152.2MB in the beginning and 82.2MB in the end (delta: 70.0MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. [2023-11-12 00:54:49,163 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 121.6MB. Free memory is still 65.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:54:49,165 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.33ms. Allocated memory is still 197.1MB. Free memory was 152.2MB in the beginning and 136.2MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:54:49,166 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.58ms. Allocated memory is still 197.1MB. Free memory was 136.2MB in the beginning and 132.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:54:49,169 INFO L158 Benchmark]: Boogie Preprocessor took 102.76ms. Allocated memory is still 197.1MB. Free memory was 132.0MB in the beginning and 129.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:54:49,173 INFO L158 Benchmark]: RCFGBuilder took 1809.75ms. Allocated memory is still 197.1MB. Free memory was 129.5MB in the beginning and 136.7MB in the end (delta: -7.2MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2023-11-12 00:54:49,173 INFO L158 Benchmark]: TraceAbstraction took 1811.64ms. Allocated memory is still 197.1MB. Free memory was 136.7MB in the beginning and 82.2MB in the end (delta: 54.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-12 00:54:49,175 INFO L158 Benchmark]: Witness Printer took 9.26ms. Allocated memory is still 197.1MB. Free memory is still 82.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:54:49,182 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 121.6MB. Free memory is still 65.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.33ms. Allocated memory is still 197.1MB. Free memory was 152.2MB in the beginning and 136.2MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.58ms. Allocated memory is still 197.1MB. Free memory was 136.2MB in the beginning and 132.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 102.76ms. Allocated memory is still 197.1MB. Free memory was 132.0MB in the beginning and 129.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1809.75ms. Allocated memory is still 197.1MB. Free memory was 129.5MB in the beginning and 136.7MB in the end (delta: -7.2MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1811.64ms. Allocated memory is still 197.1MB. Free memory was 136.7MB in the beginning and 82.2MB in the end (delta: 54.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Witness Printer took 9.26ms. Allocated memory is still 197.1MB. Free memory is still 82.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 104, overapproximation of someBinaryArithmeticDOUBLEoperation at line 124, overapproximation of someBinaryFLOATComparisonOperation at line 61, overapproximation of bitwiseOr at line 113, overapproximation of someBinaryDOUBLEComparisonOperation at line 58, overapproximation of someUnaryFLOAToperation at line 61, overapproximation of someBinaryArithmeticFLOAToperation at line 119. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 0.8; [L23] float var_1_6 = 16.375; [L24] float var_1_7 = 0.25; [L25] unsigned char var_1_8 = 1; [L26] unsigned char var_1_9 = 1; [L27] unsigned char var_1_10 = 0; [L28] unsigned long int var_1_11 = 128; [L29] double var_1_13 = 255.5; [L30] double var_1_14 = 0.0; [L31] double var_1_15 = 0.0; [L32] double var_1_16 = 100.3; [L33] unsigned long int var_1_17 = 32; [L34] unsigned short int var_1_19 = 100; [L35] double var_1_21 = 10000000000.5; [L36] double var_1_22 = 32.2; [L37] signed short int var_1_23 = -2; [L38] signed char var_1_24 = 32; [L39] signed char var_1_25 = 10; [L40] signed char var_1_26 = -128; [L41] double var_1_27 = 5.8; [L42] unsigned short int var_1_28 = 16; [L43] unsigned char var_1_30 = 1; [L44] unsigned char var_1_31 = 0; [L45] unsigned char var_1_32 = 0; [L46] unsigned long int var_1_33 = 256; [L47] unsigned char var_1_34 = 0; [L48] float var_1_35 = 3.625; [L49] float var_1_36 = 9.8; [L50] unsigned char var_1_37 = 4; [L51] unsigned long int last_1_var_1_17 = 32; [L52] double last_1_var_1_22 = 32.2; [L53] double last_1_var_1_27 = 5.8; [L54] unsigned char last_1_var_1_37 = 4; [L192] isInitial = 1 [L193] FCALL initially() [L194] COND TRUE 1 [L195] CALL updateLastVariables() [L182] last_1_var_1_17 = var_1_17 [L183] last_1_var_1_22 = var_1_22 [L184] last_1_var_1_27 = var_1_27 [L185] last_1_var_1_37 = var_1_37 [L195] RET updateLastVariables() [L196] CALL updateVariables() [L144] var_1_6 = __VERIFIER_nondet_float() [L145] 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_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=1/4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L145] 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_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=1/4, var_1_8=1, var_1_9=1] [L146] var_1_7 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L148] var_1_9 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L150] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L151] var_1_10 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L153] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L154] var_1_14 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L156] var_1_15 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_15 >= 4611686.018427382800e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_15 >= 4611686.018427382800e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L158] var_1_16 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L160] var_1_24 = __VERIFIER_nondet_char() [L161] CALL assume_abort_if_not(var_1_24 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_24 >= -1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L162] CALL assume_abort_if_not(var_1_24 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_24 <= 127) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L163] var_1_25 = __VERIFIER_nondet_char() [L164] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L165] CALL assume_abort_if_not(var_1_25 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_25 <= 127) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L166] var_1_26 = __VERIFIER_nondet_char() [L167] CALL assume_abort_if_not(var_1_26 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_26 >= -128) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L168] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L169] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L170] var_1_31 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L172] CALL assume_abort_if_not(var_1_31 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_31 <= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L173] var_1_33 = __VERIFIER_nondet_ulong() [L174] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L175] CALL assume_abort_if_not(var_1_33 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_33 <= 4294967295) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L176] CALL assume_abort_if_not(var_1_33 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_33 != 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L177] var_1_34 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L179] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L196] RET updateVariables() [L197] CALL step() [L58] COND TRUE (- last_1_var_1_27) < var_1_7 [L59] var_1_21 = 0.19999999999999996 [L63] COND TRUE ((((8.25) < (last_1_var_1_22)) ? (8.25) : (last_1_var_1_22))) >= (var_1_15 * var_1_16) [L64] var_1_28 = ((var_1_25 + (100 + 64)) + last_1_var_1_37) [L68] COND TRUE \read(var_1_9) [L69] var_1_11 = 0u [L79] COND TRUE \read(var_1_9) [L80] var_1_30 = (! var_1_31) [L82] var_1_35 = var_1_16 [L83] var_1_36 = var_1_14 [L84] var_1_37 = var_1_25 [L85] unsigned char stepLocal_3 = var_1_37; [L86] COND FALSE !(var_1_28 <= stepLocal_3) [L89] var_1_19 = ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))) [L91] unsigned long int stepLocal_0 = 1u; [L92] COND FALSE !(((((var_1_7) < (var_1_35)) ? (var_1_7) : (var_1_35))) <= var_1_6) [L97] signed long int stepLocal_4 = (var_1_24 - var_1_25) / ((((var_1_26) < (4)) ? (var_1_26) : (4))); [L98] COND FALSE !(stepLocal_4 > var_1_37) [L101] signed long int stepLocal_2 = var_1_19 - var_1_19; [L102] COND TRUE \read(var_1_9) [L103] COND TRUE \read(var_1_10) [L104] EXPR (last_1_var_1_17 / -64) << var_1_11 [L104] COND TRUE ((last_1_var_1_17 / -64) << var_1_11) >= stepLocal_2 [L105] var_1_17 = var_1_19 [L113] EXPR var_1_37 ^ (4u / var_1_33) [L113] COND FALSE !((var_1_37 ^ (4u / var_1_33)) != var_1_17) [L116] var_1_32 = (var_1_31 || var_1_34) [L118] COND TRUE ((~ var_1_17) + (var_1_19 + var_1_37)) <= var_1_23 [L119] var_1_1 = (var_1_6 - var_1_7) [L121] signed long int stepLocal_5 = var_1_19 + var_1_37; [L122] COND TRUE var_1_28 != stepLocal_5 [L123] COND TRUE var_1_1 < var_1_21 [L124] var_1_27 = (var_1_15 - var_1_16) [L127] COND FALSE !(((var_1_16 * var_1_6) > var_1_15) && var_1_32) [L130] var_1_22 = ((((var_1_15) < (var_1_7)) ? (var_1_15) : (var_1_7))) [L132] unsigned short int stepLocal_1 = var_1_28; [L133] COND FALSE !(var_1_7 != (var_1_27 * var_1_6)) [L136] COND FALSE !(var_1_28 > stepLocal_1) [L139] var_1_13 = var_1_15 [L197] RET step() [L198] CALL, EXPR property() [L188] EXPR (((((((~ var_1_17) + (var_1_19 + var_1_37)) <= var_1_23) ? (var_1_1 == ((float) (var_1_6 - var_1_7))) : 1) && ((((((var_1_7) < (var_1_35)) ? (var_1_7) : (var_1_35))) <= var_1_6) ? ((1u < var_1_37) ? (var_1_8 == ((unsigned char) (var_1_9 && var_1_10))) : 1) : 1)) && (var_1_9 ? (var_1_11 == ((unsigned long int) 0u)) : (var_1_10 ? (var_1_11 == ((unsigned long int) ((((8u + var_1_28) < 0 ) ? -(8u + var_1_28) : (8u + var_1_28))))) : ((var_1_6 < 127.5f) ? (var_1_11 == ((unsigned long int) var_1_28)) : 1)))) && ((var_1_7 != (var_1_27 * var_1_6)) ? (var_1_13 == ((double) ((((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_16) - var_1_7))) : ((var_1_28 > var_1_28) ? (var_1_13 == ((double) 10.6)) : (var_1_13 == ((double) var_1_15))))) && (var_1_9 ? (var_1_10 ? ((((last_1_var_1_17 / -64) << var_1_11) >= (var_1_19 - var_1_19)) ? (var_1_17 == ((unsigned long int) var_1_19)) : 1) : (var_1_17 == ((unsigned long int) var_1_19))) : (var_1_17 == ((unsigned long int) 2u))) [L188] EXPR (((((((((((((((~ var_1_17) + (var_1_19 + var_1_37)) <= var_1_23) ? (var_1_1 == ((float) (var_1_6 - var_1_7))) : 1) && ((((((var_1_7) < (var_1_35)) ? (var_1_7) : (var_1_35))) <= var_1_6) ? ((1u < var_1_37) ? (var_1_8 == ((unsigned char) (var_1_9 && var_1_10))) : 1) : 1)) && (var_1_9 ? (var_1_11 == ((unsigned long int) 0u)) : (var_1_10 ? (var_1_11 == ((unsigned long int) ((((8u + var_1_28) < 0 ) ? -(8u + var_1_28) : (8u + var_1_28))))) : ((var_1_6 < 127.5f) ? (var_1_11 == ((unsigned long int) var_1_28)) : 1)))) && ((var_1_7 != (var_1_27 * var_1_6)) ? (var_1_13 == ((double) ((((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_16) - var_1_7))) : ((var_1_28 > var_1_28) ? (var_1_13 == ((double) 10.6)) : (var_1_13 == ((double) var_1_15))))) && (var_1_9 ? (var_1_10 ? ((((last_1_var_1_17 / -64) << var_1_11) >= (var_1_19 - var_1_19)) ? (var_1_17 == ((unsigned long int) var_1_19)) : 1) : (var_1_17 == ((unsigned long int) var_1_19))) : (var_1_17 == ((unsigned long int) 2u)))) && ((var_1_28 <= var_1_37) ? (var_1_19 == ((unsigned short int) ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))))) : (var_1_19 == ((unsigned short int) ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))))))) && (((- last_1_var_1_27) < var_1_7) ? (var_1_21 == ((double) 0.19999999999999996)) : (var_1_21 == ((double) ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))))) && ((((var_1_16 * var_1_6) > var_1_15) && var_1_32) ? (var_1_22 == ((double) var_1_6)) : (var_1_22 == ((double) ((((var_1_15) < (var_1_7)) ? (var_1_15) : (var_1_7))))))) && ((((var_1_24 - var_1_25) / ((((var_1_26) < (4)) ? (var_1_26) : (4)))) > var_1_37) ? (var_1_23 == ((signed short int) var_1_24)) : 1)) && ((var_1_28 != (var_1_19 + var_1_37)) ? ((var_1_1 < var_1_21) ? (var_1_27 == ((double) (var_1_15 - var_1_16))) : 1) : 1)) && ((((((8.25) < (last_1_var_1_22)) ? (8.25) : (last_1_var_1_22))) >= (var_1_15 * var_1_16)) ? (var_1_28 == ((unsigned short int) ((var_1_25 + (100 + 64)) + last_1_var_1_37))) : (var_1_28 == ((unsigned short int) last_1_var_1_37)))) && (var_1_9 ? (var_1_30 == ((unsigned char) (! var_1_31))) : 1)) && (((var_1_37 ^ (4u / var_1_33)) != var_1_17) ? (var_1_32 == ((unsigned char) ((99.6f != var_1_7) || var_1_10))) : (var_1_32 == ((unsigned char) (var_1_31 || var_1_34)))) [L188-L189] return ((((((((((((((((((~ var_1_17) + (var_1_19 + var_1_37)) <= var_1_23) ? (var_1_1 == ((float) (var_1_6 - var_1_7))) : 1) && ((((((var_1_7) < (var_1_35)) ? (var_1_7) : (var_1_35))) <= var_1_6) ? ((1u < var_1_37) ? (var_1_8 == ((unsigned char) (var_1_9 && var_1_10))) : 1) : 1)) && (var_1_9 ? (var_1_11 == ((unsigned long int) 0u)) : (var_1_10 ? (var_1_11 == ((unsigned long int) ((((8u + var_1_28) < 0 ) ? -(8u + var_1_28) : (8u + var_1_28))))) : ((var_1_6 < 127.5f) ? (var_1_11 == ((unsigned long int) var_1_28)) : 1)))) && ((var_1_7 != (var_1_27 * var_1_6)) ? (var_1_13 == ((double) ((((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_16) - var_1_7))) : ((var_1_28 > var_1_28) ? (var_1_13 == ((double) 10.6)) : (var_1_13 == ((double) var_1_15))))) && (var_1_9 ? (var_1_10 ? ((((last_1_var_1_17 / -64) << var_1_11) >= (var_1_19 - var_1_19)) ? (var_1_17 == ((unsigned long int) var_1_19)) : 1) : (var_1_17 == ((unsigned long int) var_1_19))) : (var_1_17 == ((unsigned long int) 2u)))) && ((var_1_28 <= var_1_37) ? (var_1_19 == ((unsigned short int) ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))))) : (var_1_19 == ((unsigned short int) ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))))))) && (((- last_1_var_1_27) < var_1_7) ? (var_1_21 == ((double) 0.19999999999999996)) : (var_1_21 == ((double) ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))))) && ((((var_1_16 * var_1_6) > var_1_15) && var_1_32) ? (var_1_22 == ((double) var_1_6)) : (var_1_22 == ((double) ((((var_1_15) < (var_1_7)) ? (var_1_15) : (var_1_7))))))) && ((((var_1_24 - var_1_25) / ((((var_1_26) < (4)) ? (var_1_26) : (4)))) > var_1_37) ? (var_1_23 == ((signed short int) var_1_24)) : 1)) && ((var_1_28 != (var_1_19 + var_1_37)) ? ((var_1_1 < var_1_21) ? (var_1_27 == ((double) (var_1_15 - var_1_16))) : 1) : 1)) && ((((((8.25) < (last_1_var_1_22)) ? (8.25) : (last_1_var_1_22))) >= (var_1_15 * var_1_16)) ? (var_1_28 == ((unsigned short int) ((var_1_25 + (100 + 64)) + last_1_var_1_37))) : (var_1_28 == ((unsigned short int) last_1_var_1_37)))) && (var_1_9 ? (var_1_30 == ((unsigned char) (! var_1_31))) : 1)) && (((var_1_37 ^ (4u / var_1_33)) != var_1_17) ? (var_1_32 == ((unsigned char) ((99.6f != var_1_7) || var_1_10))) : (var_1_32 == ((unsigned char) (var_1_31 || var_1_34))))) && (var_1_35 == ((float) var_1_16))) && (var_1_36 == ((float) var_1_14))) && (var_1_37 == ((unsigned char) var_1_25)) ; [L198] RET, EXPR property() [L198] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=0, var_1_13=4, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=1, var_1_19=1, var_1_1=0, var_1_21=4999999999999999/25000000000000000, var_1_22=4, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=0, var_1_28=169, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=1, var_1_6=0, var_1_7=2, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=0, var_1_13=4, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=1, var_1_19=1, var_1_1=0, var_1_21=4999999999999999/25000000000000000, var_1_22=4, var_1_23=-2, var_1_24=0, var_1_25=1, var_1_26=2, var_1_27=0, var_1_28=169, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=1, var_1_6=0, var_1_7=2, var_1_8=1, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 23, 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=45occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 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 00:54:49,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/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_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/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_a3f4e8a5-2db3-437f-8a72-89815c24d498/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 56064daaba05050964f220dcd42c097e23ee92990bd0e372b460532857ef7215 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:54:52,018 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:54:52,134 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:54:52,140 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:54:52,143 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:54:52,179 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:54:52,180 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:54:52,180 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:54:52,181 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:54:52,186 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:54:52,187 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:54:52,187 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:54:52,188 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:54:52,189 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:54:52,190 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:54:52,190 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:54:52,192 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:54:52,192 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:54:52,192 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:54:52,194 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:54:52,194 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:54:52,195 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:54:52,195 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:54:52,195 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:54:52,196 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:54:52,196 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:54:52,197 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:54:52,197 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:54:52,198 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:54:52,198 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:54:52,199 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:54:52,199 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:54:52,200 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:54:52,200 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:54:52,201 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:54:52,201 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:54:52,201 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:54:52,201 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:54:52,202 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:54:52,203 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:54:52,203 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:54:52,203 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:54:52,204 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_a3f4e8a5-2db3-437f-8a72-89815c24d498/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56064daaba05050964f220dcd42c097e23ee92990bd0e372b460532857ef7215 [2023-11-12 00:54:52,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:54:52,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:54:52,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:54:52,657 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:54:52,657 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:54:52,659 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-80.i [2023-11-12 00:54:55,695 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:54:55,972 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:54:55,972 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-80.i [2023-11-12 00:54:55,989 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/data/4ecdbd6d2/f5906cb165c949e9b1037755f78103fe/FLAG1d8b812e2 [2023-11-12 00:54:56,015 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/data/4ecdbd6d2/f5906cb165c949e9b1037755f78103fe [2023-11-12 00:54:56,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:54:56,019 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:54:56,020 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:54:56,020 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:54:56,030 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:54:56,034 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:54:56" (1/1) ... [2023-11-12 00:54:56,035 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d214620 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:56, skipping insertion in model container [2023-11-12 00:54:56,035 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:54:56" (1/1) ... [2023-11-12 00:54:56,093 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:54:56,242 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_a3f4e8a5-2db3-437f-8a72-89815c24d498/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-80.i[916,929] [2023-11-12 00:54:56,320 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:54:56,337 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:54:56,361 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_a3f4e8a5-2db3-437f-8a72-89815c24d498/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-80.i[916,929] [2023-11-12 00:54:56,441 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:54:56,475 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:54:56,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:56 WrapperNode [2023-11-12 00:54:56,475 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:54:56,477 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:54:56,478 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:54:56,478 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:54:56,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:56" (1/1) ... [2023-11-12 00:54:56,515 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:56" (1/1) ... [2023-11-12 00:54:56,546 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2023-11-12 00:54:56,547 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:54:56,548 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:54:56,548 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:54:56,548 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:54:56,557 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:56" (1/1) ... [2023-11-12 00:54:56,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:56" (1/1) ... [2023-11-12 00:54:56,563 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:56" (1/1) ... [2023-11-12 00:54:56,564 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:56" (1/1) ... [2023-11-12 00:54:56,577 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:56" (1/1) ... [2023-11-12 00:54:56,582 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:56" (1/1) ... [2023-11-12 00:54:56,585 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:56" (1/1) ... [2023-11-12 00:54:56,588 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:56" (1/1) ... [2023-11-12 00:54:56,641 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:54:56,642 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:54:56,642 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:54:56,643 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:54:56,643 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:56" (1/1) ... [2023-11-12 00:54:56,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:54:56,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:54:56,724 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:54:56,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:54:56,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:54:56,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:54:56,776 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:54:56,777 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:54:56,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:54:56,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:54:56,897 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:54:56,900 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:55:12,308 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:55:12,317 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:55:12,317 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:55:12,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:55:12 BoogieIcfgContainer [2023-11-12 00:55:12,320 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:55:12,323 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:55:12,323 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:55:12,327 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:55:12,328 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:54:56" (1/3) ... [2023-11-12 00:55:12,328 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5073c1e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:55:12, skipping insertion in model container [2023-11-12 00:55:12,329 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:56" (2/3) ... [2023-11-12 00:55:12,329 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5073c1e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:55:12, skipping insertion in model container [2023-11-12 00:55:12,329 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:55:12" (3/3) ... [2023-11-12 00:55:12,331 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-80.i [2023-11-12 00:55:12,357 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:55:12,357 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:55:12,420 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:55:12,428 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;@41c50def, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:55:12,429 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:55:12,439 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-12 00:55:12,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-12 00:55:12,457 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:55:12,458 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:55:12,459 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:55:12,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:55:12,471 INFO L85 PathProgramCache]: Analyzing trace with hash 120401077, now seen corresponding path program 1 times [2023-11-12 00:55:12,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:55:12,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1889895159] [2023-11-12 00:55:12,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:55:12,494 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 00:55:12,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:55:12,501 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/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 00:55:12,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/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 00:55:14,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:55:14,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:55:14,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:55:14,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 528 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2023-11-12 00:55:14,171 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:55:14,172 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:55:14,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1889895159] [2023-11-12 00:55:14,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1889895159] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:55:14,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:55:14,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:55:14,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843246977] [2023-11-12 00:55:14,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:55:14,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:55:14,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:55:14,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:55:14,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:55:14,223 INFO L87 Difference]: Start difference. First operand has 81 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-12 00:55:14,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:55:14,283 INFO L93 Difference]: Finished difference Result 155 states and 269 transitions. [2023-11-12 00:55:14,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:55:14,286 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 156 [2023-11-12 00:55:14,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:55:14,294 INFO L225 Difference]: With dead ends: 155 [2023-11-12 00:55:14,294 INFO L226 Difference]: Without dead ends: 77 [2023-11-12 00:55:14,298 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 155 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 00:55:14,302 INFO L413 NwaCegarLoop]: 119 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, 119 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 00:55:14,303 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:55:14,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-12 00:55:14,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-12 00:55:14,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 52 states have internal predecessors, (73), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-12 00:55:14,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 119 transitions. [2023-11-12 00:55:14,360 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 119 transitions. Word has length 156 [2023-11-12 00:55:14,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:55:14,361 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 119 transitions. [2023-11-12 00:55:14,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-12 00:55:14,361 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2023-11-12 00:55:14,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-12 00:55:14,366 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:55:14,366 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:55:14,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/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 00:55:14,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/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 00:55:14,568 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:55:14,568 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:55:14,569 INFO L85 PathProgramCache]: Analyzing trace with hash 71316607, now seen corresponding path program 1 times [2023-11-12 00:55:14,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:55:14,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [79256706] [2023-11-12 00:55:14,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:55:14,570 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 00:55:14,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:55:14,572 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/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 00:55:14,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/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 00:55:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:55:15,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-12 00:55:15,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:55:19,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 528 proven. 33 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2023-11-12 00:55:19,624 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:55:21,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 33 proven. 33 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-12 00:55:21,092 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:55:21,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [79256706] [2023-11-12 00:55:21,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [79256706] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:55:21,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1150900634] [2023-11-12 00:55:21,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:55:21,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:55:21,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:55:21,098 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:55:21,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-12 00:55:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:55:22,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:55:22,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:55:22,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-12 00:55:22,351 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:55:22,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1150900634] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:55:22,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-12 00:55:22,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8, 7] total 15 [2023-11-12 00:55:22,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026193168] [2023-11-12 00:55:22,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:55:22,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:55:22,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:55:22,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:55:22,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2023-11-12 00:55:22,357 INFO L87 Difference]: Start difference. First operand 77 states and 119 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-12 00:55:25,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:55:27,052 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 00:55:27,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:55:27,058 INFO L93 Difference]: Finished difference Result 186 states and 284 transitions. [2023-11-12 00:55:27,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:55:27,203 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 156 [2023-11-12 00:55:27,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:55:27,207 INFO L225 Difference]: With dead ends: 186 [2023-11-12 00:55:27,207 INFO L226 Difference]: Without dead ends: 112 [2023-11-12 00:55:27,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 465 GetRequests, 452 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2023-11-12 00:55:27,212 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 44 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2023-11-12 00:55:27,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 217 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 10 Invalid, 2 Unknown, 0 Unchecked, 4.7s Time] [2023-11-12 00:55:27,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-12 00:55:27,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 109. [2023-11-12 00:55:27,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 81 states have (on average 1.4074074074074074) internal successors, (114), 82 states have internal predecessors, (114), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-12 00:55:27,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 164 transitions. [2023-11-12 00:55:27,256 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 164 transitions. Word has length 156 [2023-11-12 00:55:27,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:55:27,258 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 164 transitions. [2023-11-12 00:55:27,259 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-12 00:55:27,259 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 164 transitions. [2023-11-12 00:55:27,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-12 00:55:27,263 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:55:27,263 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:55:27,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-12 00:55:27,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/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)] Forceful destruction successful, exit code 0 [2023-11-12 00:55:27,666 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/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 00:55:27,667 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:55:27,668 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:55:27,668 INFO L85 PathProgramCache]: Analyzing trace with hash 479317823, now seen corresponding path program 1 times [2023-11-12 00:55:27,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:55:27,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1631421623] [2023-11-12 00:55:27,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:55:27,670 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:55:27,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:55:27,671 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/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 00:55:27,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/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 00:55:28,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:55:29,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-12 00:55:29,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:55:32,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 528 proven. 33 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2023-11-12 00:55:32,613 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:55:33,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 33 proven. 33 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-12 00:55:33,937 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:55:33,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1631421623] [2023-11-12 00:55:33,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1631421623] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:55:33,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [464181885] [2023-11-12 00:55:33,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:55:33,938 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:55:33,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:55:33,941 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:55:33,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-12 00:55:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:55:36,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:55:36,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:55:38,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 318 proven. 54 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2023-11-12 00:55:38,246 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:55:39,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-12 00:55:39,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [464181885] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:55:39,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1688495953] [2023-11-12 00:55:39,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:55:39,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:55:39,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:55:39,651 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:55:39,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4e8a5-2db3-437f-8a72-89815c24d498/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process